./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps3-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_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/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_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps3-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/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_a0f6ba48-16f0-4ba4-929e-449971671806/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 d23004ac2d4da29b45c459c6202e3825911eb82f4d0705e1f8b6cc346b2d9176 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:33:37,372 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:33:37,494 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-12 02:33:37,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:33:37,500 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:33:37,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:33:37,524 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:33:37,525 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:33:37,526 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:33:37,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:33:37,528 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:33:37,528 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:33:37,529 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:33:37,529 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:33:37,530 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:33:37,531 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:33:37,531 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:33:37,532 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:33:37,532 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:33:37,533 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:33:37,534 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:33:37,534 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:33:37,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:33:37,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:33:37,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:33:37,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:33:37,536 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:33:37,537 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:33:37,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:33:37,538 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:33:37,538 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:33:37,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:33:37,539 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:33:37,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:33:37,540 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:33:37,541 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:33:37,541 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_a0f6ba48-16f0-4ba4-929e-449971671806/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d23004ac2d4da29b45c459c6202e3825911eb82f4d0705e1f8b6cc346b2d9176 [2023-11-12 02:33:37,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:33:37,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:33:37,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:33:37,934 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:33:37,935 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:33:37,936 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/termination-nla/ps3-both-t.c [2023-11-12 02:33:41,129 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:33:41,325 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:33:41,326 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/sv-benchmarks/c/termination-nla/ps3-both-t.c [2023-11-12 02:33:41,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/data/b2b4804ec/8762fcbcdd4e44e58efbe5508ec3c450/FLAG9c3325515 [2023-11-12 02:33:41,349 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/data/b2b4804ec/8762fcbcdd4e44e58efbe5508ec3c450 [2023-11-12 02:33:41,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:33:41,354 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:33:41,355 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:33:41,355 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:33:41,367 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:33:41,368 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,369 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c12b75c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41, skipping insertion in model container [2023-11-12 02:33:41,370 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,391 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:33:41,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:33:41,533 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:33:41,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:33:41,561 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:33:41,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41 WrapperNode [2023-11-12 02:33:41,562 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:33:41,563 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:33:41,563 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:33:41,563 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:33:41,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,595 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2023-11-12 02:33:41,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:33:41,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:33:41,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:33:41,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:33:41,606 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,608 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,608 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,610 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,614 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,620 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:33:41,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:33:41,628 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:33:41,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:33:41,629 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41" (1/1) ... [2023-11-12 02:33:41,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:41,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:41,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:41,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:33:41,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:33:41,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:33:41,767 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:33:41,770 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:33:41,866 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:33:41,873 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:33:41,873 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:33:41,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:33:41 BoogieIcfgContainer [2023-11-12 02:33:41,876 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:33:41,877 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:33:41,878 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:33:41,882 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:33:41,883 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:33:41,883 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:33:41" (1/3) ... [2023-11-12 02:33:41,884 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6268dae3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:33:41, skipping insertion in model container [2023-11-12 02:33:41,885 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:33:41,885 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:33:41" (2/3) ... [2023-11-12 02:33:41,885 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6268dae3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:33:41, skipping insertion in model container [2023-11-12 02:33:41,886 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:33:41,886 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:33:41" (3/3) ... [2023-11-12 02:33:41,887 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps3-both-t.c [2023-11-12 02:33:41,965 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:33:41,965 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:33:41,967 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:33:41,968 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:33:41,968 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:33:41,968 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:33:41,968 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:33:41,969 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:33:41,977 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 02:33:41,998 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-12 02:33:41,998 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:33:41,998 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:33:42,004 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:33:42,005 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-12 02:33:42,006 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-12 02:33:42,006 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 02:33:42,007 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-12 02:33:42,008 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:33:42,008 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:33:42,008 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:33:42,008 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-12 02:33:42,015 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2023-11-12 02:33:42,015 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * 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_~x~0#1; 4#L26-2true [2023-11-12 02:33:42,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:33:42,021 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-12 02:33:42,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:33:42,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133738801] [2023-11-12 02:33:42,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:33:42,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:33:42,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:33:42,115 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:33:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:33:42,133 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:33:42,135 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:33:42,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2023-11-12 02:33:42,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:33:42,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679553457] [2023-11-12 02:33:42,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:33:42,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:33:42,144 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:33:42,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [838901323] [2023-11-12 02:33:42,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:33:42,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:33:42,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:42,157 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:33:42,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:33:42,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:33:42,205 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:33:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:33:42,216 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:33:42,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:33:42,218 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2023-11-12 02:33:42,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:33:42,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153399007] [2023-11-12 02:33:42,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:33:42,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:33:42,228 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:33:42,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [568991369] [2023-11-12 02:33:42,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:33:42,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:33:42,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:42,266 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:33:42,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:33:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:33:42,333 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:33:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:33:42,346 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:33:42,462 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:33:42,463 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:33:42,463 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:33:42,463 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:33:42,484 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:33:42,485 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:42,485 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:33:42,485 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:33:42,486 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2023-11-12 02:33:42,486 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:33:42,486 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:33:42,517 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 02:33:42,603 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:33:42,604 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:33:42,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:42,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:42,612 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:42,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-12 02:33:42,623 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:33:42,623 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:33:42,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-12 02:33:42,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:42,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:42,658 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:42,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-12 02:33:42,665 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:33:42,665 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:33:42,711 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:33:42,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:42,721 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:33:42,721 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:33:42,721 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:33:42,721 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:33:42,721 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:33:42,721 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:42,722 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:33:42,722 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:33:42,722 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2023-11-12 02:33:42,722 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:33:42,722 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:33:42,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:33:42,810 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:33:42,815 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:33:42,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:42,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:42,821 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:42,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:42,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:42,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:42,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:42,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:42,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:33:42,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-12 02:33:42,848 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:33:42,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:42,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:42,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:42,873 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:33:42,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:42,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:42,877 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:42,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-12 02:33:42,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:42,910 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:42,910 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:42,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:42,910 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:42,910 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:42,917 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:33:42,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:42,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:42,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:42,941 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:33:42,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:42,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:42,943 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:42,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:42,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-12 02:33:42,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:42,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:42,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:42,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:42,970 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:42,977 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:42,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:42,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:42,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:42,996 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:33:42,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:42,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:42,998 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:43,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:43,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:43,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:43,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:43,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:43,020 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:43,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-12 02:33:43,029 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:33:43,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:43,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:43,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:43,056 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:33:43,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:43,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:43,065 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:43,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:43,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-12 02:33:43,099 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:43,100 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:43,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:43,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:43,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:43,101 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:43,113 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:33:43,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:43,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:43,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:43,153 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:33:43,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:43,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:43,155 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:43,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:43,180 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:43,180 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:33:43,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:43,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-12 02:33:43,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:43,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:43,181 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:43,192 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:43,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:43,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:43,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:43,227 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:33:43,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:43,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:43,228 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:43,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:43,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-12 02:33:43,257 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:43,258 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:43,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:43,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:43,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:43,259 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:43,271 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:33:43,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:43,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:43,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:43,319 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:33:43,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:43,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:43,321 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:43,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-12 02:33:43,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:43,344 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:43,344 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:43,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:43,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:43,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:43,345 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:43,352 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:43,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:43,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:43,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:43,378 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:33:43,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:43,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:43,380 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:43,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:43,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-12 02:33:43,403 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:43,404 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:43,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:43,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:43,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:43,405 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:33:43,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:33:43,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:43,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:43,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:43,491 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:33:43,491 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:33:43,491 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:33:43,491 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:33:43,491 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:33:43,492 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:43,492 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:33:43,492 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:33:43,492 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2023-11-12 02:33:43,492 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:33:43,492 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:33:43,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:33:43,527 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:33:43,530 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 02:33:43,614 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:33:43,615 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:33:43,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:43,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:43,621 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:43,630 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:33:43,630 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:33:43,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-12 02:33:43,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:43,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:43,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:43,669 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:43,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-12 02:33:43,673 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:33:43,674 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:33:43,712 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:33:43,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:43,721 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:33:43,721 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:33:43,721 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:33:43,722 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:33:43,722 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:33:43,722 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:43,722 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:33:43,722 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:33:43,722 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2023-11-12 02:33:43,722 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:33:43,722 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:33:43,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:33:43,727 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 02:33:43,730 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 02:33:43,823 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:33:43,824 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:33:43,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:43,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:43,825 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:43,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:43,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-12 02:33:43,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:43,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:43,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:43,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:43,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:33:43,844 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:33:43,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:43,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:43,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:43,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:43,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:43,866 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:43,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-12 02:33:43,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:43,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:43,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:43,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:43,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:43,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:33:43,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:33:43,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:43,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:43,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:43,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:43,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:43,921 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:43,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-12 02:33:43,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:43,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:43,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:43,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:43,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:33:43,987 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:33:43,988 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:33:44,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,023 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:33:44,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,024 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:44,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-12 02:33:44,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:44,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:44,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,050 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:44,051 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:33:44,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:44,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,086 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-12 02:33:44,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:44,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:44,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:44,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,111 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:44,111 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:33:44,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:44,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,134 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,149 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 02:33:44,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:44,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,163 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:44,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-12 02:33:44,172 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:33:44,172 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:33:44,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,208 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:33:44,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,210 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:44,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:44,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:44,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,227 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:44,228 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:44,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:44,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-12 02:33:44,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,251 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:44,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-12 02:33:44,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:44,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:44,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,270 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:44,274 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:44,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:44,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,289 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-12 02:33:44,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:44,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:44,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,315 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:44,328 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:33:44,328 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:33:44,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,356 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:33:44,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,365 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:44,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:44,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:44,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,400 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:44,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-12 02:33:44,401 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:33:44,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:44,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,430 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-12 02:33:44,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:44,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:44,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:44,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,469 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:44,470 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:33:44,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:44,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,504 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:44,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-12 02:33:44,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:44,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,579 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:44,592 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:33:44,592 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:33:44,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,625 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:33:44,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,628 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:44,651 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:44,651 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:44,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:44,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,651 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:44,652 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:33:44,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:44,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-12 02:33:44,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,677 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,678 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:44,694 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:44,695 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:44,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:44,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,695 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:44,696 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:33:44,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:44,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-12 02:33:44,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,730 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:44,747 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:44,747 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:44,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,748 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:44,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-12 02:33:44,757 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:33:44,757 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:33:44,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,784 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:33:44,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,785 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:44,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:44,806 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:33:44,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:44,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,806 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:44,808 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:44,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:44,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-12 02:33:44,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,836 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,845 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 02:33:44,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-12 02:33:44,858 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:44,858 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:33:44,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:44,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,858 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:44,860 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:44,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:44,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,880 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:44,899 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:44,899 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:33:44,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,899 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:44,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-12 02:33:44,912 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:33:44,913 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:33:44,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:44,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:44,964 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:33:44,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:44,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:44,965 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:44,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:44,986 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:44,986 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:44,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:44,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:44,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:44,986 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:44,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-12 02:33:44,989 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:33:44,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:45,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:45,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:45,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:45,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,018 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:45,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-12 02:33:45,037 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:45,037 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:45,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:45,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:45,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:45,038 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:45,040 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:33:45,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:45,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:45,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:45,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:45,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,061 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:45,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-12 02:33:45,080 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:45,081 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:45,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:45,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:45,081 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:45,098 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:33:45,098 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:33:45,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:45,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:45,185 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:33:45,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:45,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,187 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:45,203 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:45,203 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:45,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:45,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:45,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:45,203 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:45,204 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:45,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:45,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-12 02:33:45,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:45,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:45,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:45,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,230 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:45,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-12 02:33:45,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:45,247 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:45,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:45,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:45,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:45,247 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:45,248 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:45,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:45,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:45,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:45,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:45,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,275 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:45,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-12 02:33:45,304 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:45,312 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:45,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:45,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:45,312 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:45,323 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:33:45,323 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:33:45,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:45,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:45,365 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:33:45,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:45,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,367 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:45,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-12 02:33:45,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:45,385 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:45,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:45,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:45,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:45,385 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:33:45,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:33:45,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:45,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:45,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:45,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:45,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,415 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:45,432 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:45,432 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:45,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:45,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:45,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:45,432 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:33:45,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-12 02:33:45,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:33:45,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:45,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:45,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:45,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:45,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,457 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:45,478 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:45,478 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:45,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:45,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:45,479 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:33:45,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-12 02:33:45,495 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-12 02:33:45,496 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-12 02:33:45,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:45,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:45,546 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-12 02:33:45,547 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 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * 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_~x~0#1; 4#L26-2true [2023-11-12 02:33:45,547 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * 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_~x~0#1; 4#L26-2true [2023-11-12 02:33:45,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:33:45,547 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2023-11-12 02:33:45,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:33:45,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590747708] [2023-11-12 02:33:45,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:33:45,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:33:45,553 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:33:45,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [252505624] [2023-11-12 02:33:45,553 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-12 02:33:45,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:33:45,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,558 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2023-11-12 02:33:45,609 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-12 02:33:45,609 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-12 02:33:45,609 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:33:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:33:45,620 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:33:45,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:33:45,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2023-11-12 02:33:45,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:33:45,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283765215] [2023-11-12 02:33:45,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:33:45,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:33:45,624 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:33:45,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [119599399] [2023-11-12 02:33:45,625 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-12 02:33:45,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:33:45,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,633 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-11-12 02:33:45,668 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-12 02:33:45,668 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-12 02:33:45,668 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:33:45,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:33:45,676 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:33:45,676 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:33:45,676 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2023-11-12 02:33:45,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:33:45,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988203629] [2023-11-12 02:33:45,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:33:45,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:33:45,685 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:33:45,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [132170268] [2023-11-12 02:33:45,686 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-12 02:33:45,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:33:45,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,692 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-11-12 02:33:45,726 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-12 02:33:45,726 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-12 02:33:45,727 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:33:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:33:45,735 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:33:45,888 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:33:45,888 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:33:45,888 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:33:45,889 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:33:45,889 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:33:45,889 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:45,889 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:33:45,889 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:33:45,889 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2023-11-12 02:33:45,889 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:33:45,889 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:33:45,890 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 02:33:45,944 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:33:45,945 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:33:45,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:45,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,953 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,954 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:33:45,954 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:33:45,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-12 02:33:45,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:45,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:45,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:45,988 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:45,993 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:33:45,993 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:33:46,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-12 02:33:46,019 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:33:46,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:46,023 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:33:46,023 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:33:46,023 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:33:46,023 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:33:46,023 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:33:46,023 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,023 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:33:46,023 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:33:46,023 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Loop [2023-11-12 02:33:46,023 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:33:46,023 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:33:46,025 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 02:33:46,078 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:33:46,078 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:33:46,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,079 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:46,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:46,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-12 02:33:46,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:46,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:46,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:46,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:46,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:33:46,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:33:46,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:46,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:46,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:46,124 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:33:46,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,125 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:46,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:46,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:46,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:46,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:46,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:46,142 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:46,145 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:33:46,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:46,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-12 02:33:46,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:46,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:46,162 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:33:46,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,163 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:46,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:46,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:46,180 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:46,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:46,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:46,180 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:46,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-12 02:33:46,183 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:46,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:46,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:46,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:46,204 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:33:46,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,221 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:46,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:46,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:46,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:46,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:46,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:46,243 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:46,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-12 02:33:46,247 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:33:46,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:46,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:46,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:46,268 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:33:46,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,269 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:46,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:46,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:46,289 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:46,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:46,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:46,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:46,289 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:46,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-12 02:33:46,292 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:33:46,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:46,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:46,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:46,316 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:33:46,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,317 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:46,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:46,338 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:46,338 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:33:46,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:46,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:46,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:46,339 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:46,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-12 02:33:46,344 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:46,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:46,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:46,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:46,372 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:33:46,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,374 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:46,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:46,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-12 02:33:46,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:46,392 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:46,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:46,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:46,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:46,393 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:46,400 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:33:46,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:46,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:46,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:46,464 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:33:46,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,466 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:46,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:46,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-12 02:33:46,482 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:46,482 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:46,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:46,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:46,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:46,483 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:46,486 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:46,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:46,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:46,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:46,503 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:33:46,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,505 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:46,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:46,526 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:46,526 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:46,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:46,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:46,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:46,527 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:33:46,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-12 02:33:46,532 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:33:46,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:46,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:46,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:46,643 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:33:46,643 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:33:46,643 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:33:46,643 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:33:46,643 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:33:46,644 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,644 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:33:46,644 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:33:46,644 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2023-11-12 02:33:46,644 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:33:46,644 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:33:46,648 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 02:33:46,655 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 02:33:46,680 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 02:33:46,764 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:33:46,764 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:33:46,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,769 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:46,778 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:33:46,778 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:33:46,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-12 02:33:46,806 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:33:46,806 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 02:33:46,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:46,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,811 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:46,815 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:33:46,815 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:33:46,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-12 02:33:46,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-12 02:33:46,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,848 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:46,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-12 02:33:46,850 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:33:46,850 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:33:46,884 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:33:46,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:46,888 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:33:46,888 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:33:46,888 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:33:46,888 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:33:46,888 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:33:46,888 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,889 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:33:46,889 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:33:46,889 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps3-both-t.c_Iteration1_Lasso [2023-11-12 02:33:46,889 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:33:46,889 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:33:46,891 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:33:46,922 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 02:33:46,925 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:33:46,993 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:33:46,994 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:33:46,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:46,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:46,995 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-12 02:33:47,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,013 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:47,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:33:47,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:33:47,018 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:33:47,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,037 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-12 02:33:47,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:47,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:33:47,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:33:47,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:47,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,076 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,081 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 02:33:47,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:47,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:33:47,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:33:47,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:47,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-12 02:33:47,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,112 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:33:47,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,113 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:47,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,135 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:47,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-12 02:33:47,142 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:33:47,143 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:33:47,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,177 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:47,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,194 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:47,195 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:33:47,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:47,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-12 02:33:47,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,218 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-12 02:33:47,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:47,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,233 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:47,233 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:33:47,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:47,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,238 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:33:47,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,239 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-12 02:33:47,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:47,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,256 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:47,273 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:33:47,273 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:33:47,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,300 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:47,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,322 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:47,323 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:47,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:47,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-12 02:33:47,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,351 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-12 02:33:47,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:47,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,372 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:47,373 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:47,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:47,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2023-11-12 02:33:47,378 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:33:47,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,379 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-12 02:33:47,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:47,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:47,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,394 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:47,414 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:33:47,414 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:33:47,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2023-11-12 02:33:47,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,446 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-12 02:33:47,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:47,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,479 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:47,480 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:33:47,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:47,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,509 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-12 02:33:47,539 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:33:47,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,540 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:47,541 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:33:47,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:47,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,555 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:33:47,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,556 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:47,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:47,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:47,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,574 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:47,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-12 02:33:47,583 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:33:47,583 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:33:47,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,615 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:47,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-12 02:33:47,633 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:47,634 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:47,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,634 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:47,635 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:33:47,635 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:47,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,641 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-12 02:33:47,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,655 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:47,655 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:47,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,655 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:33:47,656 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:33:47,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:47,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-11-12 02:33:47,660 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:33:47,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,662 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-12 02:33:47,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:47,675 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:47,676 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:33:47,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,676 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:47,690 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:33:47,690 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:33:47,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,745 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:47,761 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:33:47,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,762 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:47,763 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:47,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:47,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-12 02:33:47,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,785 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:47,806 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:33:47,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,806 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:47,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-12 02:33:47,807 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:47,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:47,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,830 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:33:47,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,831 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:47,849 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:47,849 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:47,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,849 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:47,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-12 02:33:47,862 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:33:47,862 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:33:47,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:47,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:47,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:47,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:47,962 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:47,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:33:47,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-12 02:33:47,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:47,983 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:47,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:47,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:47,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:47,984 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:47,985 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:33:47,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:48,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:48,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:48,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:48,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:48,009 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:48,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:48,029 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:48,030 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:48,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:48,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:48,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:48,030 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:33:48,031 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:33:48,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:48,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-12 02:33:48,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:48,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:48,060 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:33:48,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:48,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:48,061 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:48,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:48,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-12 02:33:48,079 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:48,079 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:48,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:48,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:48,079 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:48,088 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:33:48,088 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:33:48,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:48,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:48,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:48,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:48,120 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:48,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:48,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-12 02:33:48,136 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:48,136 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:48,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:48,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:48,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:48,136 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:48,137 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:48,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:48,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:48,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:48,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:48,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:48,161 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:48,164 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 02:33:48,177 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:48,177 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:33:48,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:48,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:48,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:48,177 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:33:48,178 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:33:48,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:48,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-12 02:33:48,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:48,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:48,204 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:33:48,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:48,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:48,205 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:48,209 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 02:33:48,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:48,223 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:48,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:48,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:48,223 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:33:48,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-12 02:33:48,239 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-12 02:33:48,239 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-12 02:33:48,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:48,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:48,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:48,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:48,307 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:48,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:48,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:48,325 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:48,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:48,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:48,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:48,325 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:33:48,326 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:33:48,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:48,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-12 02:33:48,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:48,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:48,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:33:48,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:33:48,342 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:33:48,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 02:33:48,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-12 02:33:48,359 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:33:48,359 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:33:48,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:33:48,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:33:48,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:33:48,360 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:33:48,361 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:33:48,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:33:48,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:33:48,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:48,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.11 02:33:48 BoogieIcfgContainer [2023-11-12 02:33:48,386 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-12 02:33:48,387 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:33:48,387 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:33:48,387 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:33:48,388 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:33:41" (3/4) ... [2023-11-12 02:33:48,390 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:33:48,391 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:33:48,393 INFO L158 Benchmark]: Toolchain (without parser) took 7039.01ms. Allocated memory was 165.7MB in the beginning and 203.4MB in the end (delta: 37.7MB). Free memory was 122.2MB in the beginning and 55.9MB in the end (delta: 66.3MB). Peak memory consumption was 105.3MB. Max. memory is 16.1GB. [2023-11-12 02:33:48,393 INFO L158 Benchmark]: CDTParser took 0.74ms. Allocated memory is still 165.7MB. Free memory is still 140.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:33:48,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 206.91ms. Allocated memory is still 165.7MB. Free memory was 121.9MB in the beginning and 112.5MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 02:33:48,394 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.63ms. Allocated memory is still 165.7MB. Free memory was 112.5MB in the beginning and 111.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:33:48,394 INFO L158 Benchmark]: Boogie Preprocessor took 30.52ms. Allocated memory is still 165.7MB. Free memory was 111.0MB in the beginning and 110.1MB in the end (delta: 888.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:33:48,395 INFO L158 Benchmark]: RCFGBuilder took 248.51ms. Allocated memory is still 165.7MB. Free memory was 110.1MB in the beginning and 101.2MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 02:33:48,395 INFO L158 Benchmark]: BuchiAutomizer took 6509.21ms. Allocated memory was 165.7MB in the beginning and 203.4MB in the end (delta: 37.7MB). Free memory was 101.2MB in the beginning and 57.0MB in the end (delta: 44.3MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. [2023-11-12 02:33:48,396 INFO L158 Benchmark]: Witness Printer took 4.48ms. Allocated memory is still 203.4MB. Free memory was 57.0MB in the beginning and 55.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:33:48,398 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74ms. Allocated memory is still 165.7MB. Free memory is still 140.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 206.91ms. Allocated memory is still 165.7MB. Free memory was 121.9MB in the beginning and 112.5MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.63ms. Allocated memory is still 165.7MB. Free memory was 112.5MB in the beginning and 111.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.52ms. Allocated memory is still 165.7MB. Free memory was 111.0MB in the beginning and 110.1MB in the end (delta: 888.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 248.51ms. Allocated memory is still 165.7MB. Free memory was 110.1MB in the beginning and 101.2MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 6509.21ms. Allocated memory was 165.7MB in the beginning and 203.4MB in the end (delta: 37.7MB). Free memory was 101.2MB in the beginning and 57.0MB in the end (delta: 44.3MB). Peak memory consumption was 86.4MB. Max. memory is 16.1GB. * Witness Printer took 4.48ms. Allocated memory is still 203.4MB. Free memory was 57.0MB in the beginning and 55.9MB 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 6.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.3s. 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: inital46 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq155 hnf93 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 97ms VariablesStem: 4 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 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 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * 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_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 6 * main_~x~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 3 * 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_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-11-12 02:33:48,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2023-11-12 02:33:48,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2023-11-12 02:33:48,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2023-11-12 02:33:49,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-12 02:33:49,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 02:33:49,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0f6ba48-16f0-4ba4-929e-449971671806/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_a0f6ba48-16f0-4ba4-929e-449971671806/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