./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/4NestedWith3Variables-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc 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_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/4NestedWith3Variables-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b39ec4b52f8da315ff57d8e97152c727a55203720ed4bc216d0daa6b94e35d48 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:45:30,960 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:45:31,092 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-26 11:45:31,105 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:45:31,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:45:31,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:45:31,163 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:45:31,164 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:45:31,166 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:45:31,175 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:45:31,176 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:45:31,177 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:45:31,177 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:45:31,181 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-26 11:45:31,181 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-26 11:45:31,182 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-26 11:45:31,182 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-26 11:45:31,183 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-26 11:45:31,184 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-26 11:45:31,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:45:31,185 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-26 11:45:31,186 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:45:31,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:45:31,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-26 11:45:31,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-26 11:45:31,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-26 11:45:31,188 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:45:31,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:45:31,189 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-26 11:45:31,189 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:45:31,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:45:31,191 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:45:31,191 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:45:31,191 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:45:31,192 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-26 11:45:31,192 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_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b39ec4b52f8da315ff57d8e97152c727a55203720ed4bc216d0daa6b94e35d48 [2023-11-26 11:45:31,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:45:31,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:45:31,612 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:45:31,614 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:45:31,614 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:45:31,616 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/termination-crafted/4NestedWith3Variables-1.c [2023-11-26 11:45:34,999 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:45:35,201 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:45:35,202 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/sv-benchmarks/c/termination-crafted/4NestedWith3Variables-1.c [2023-11-26 11:45:35,210 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/data/f792fdc12/ec320fde83ec4bec9150a9f77a1d5200/FLAGb762963c7 [2023-11-26 11:45:35,225 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/data/f792fdc12/ec320fde83ec4bec9150a9f77a1d5200 [2023-11-26 11:45:35,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:45:35,229 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:45:35,231 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:45:35,231 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:45:35,245 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:45:35,246 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5513c27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35, skipping insertion in model container [2023-11-26 11:45:35,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,271 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:45:35,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:45:35,443 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:45:35,457 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:45:35,472 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:45:35,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35 WrapperNode [2023-11-26 11:45:35,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:45:35,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:45:35,475 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:45:35,476 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:45:35,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,492 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,519 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2023-11-26 11:45:35,520 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:45:35,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:45:35,521 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:45:35,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:45:35,536 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,539 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,547 INFO L175 MemorySlicer]: No memory access in input program. [2023-11-26 11:45:35,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,556 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:45:35,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:45:35,561 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:45:35,561 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:45:35,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (1/1) ... [2023-11-26 11:45:35,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:35,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:35,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:35,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-26 11:45:35,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:45:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:45:35,754 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:45:35,758 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:45:35,856 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:45:35,866 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:45:35,867 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:45:35,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:45:35 BoogieIcfgContainer [2023-11-26 11:45:35,868 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:45:35,870 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-26 11:45:35,870 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-26 11:45:35,874 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-26 11:45:35,875 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:45:35,875 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.11 11:45:35" (1/3) ... [2023-11-26 11:45:35,876 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@181e9d18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 11:45:35, skipping insertion in model container [2023-11-26 11:45:35,877 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:45:35,877 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:45:35" (2/3) ... [2023-11-26 11:45:35,877 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@181e9d18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 11:45:35, skipping insertion in model container [2023-11-26 11:45:35,878 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:45:35,878 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:45:35" (3/3) ... [2023-11-26 11:45:35,879 INFO L332 chiAutomizerObserver]: Analyzing ICFG 4NestedWith3Variables-1.c [2023-11-26 11:45:35,953 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-26 11:45:35,954 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-26 11:45:35,954 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-26 11:45:35,954 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-26 11:45:35,955 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-26 11:45:35,955 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-26 11:45:35,955 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-26 11:45:35,955 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-26 11:45:35,961 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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) [2023-11-26 11:45:35,985 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-26 11:45:35,985 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:45:35,986 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:45:35,993 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-26 11:45:35,993 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-26 11:45:35,993 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-26 11:45:35,994 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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) [2023-11-26 11:45:35,996 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-11-26 11:45:35,996 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:45:35,996 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:45:35,997 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-26 11:45:35,997 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-11-26 11:45:36,007 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~a~0#1, main_~b~0#1, main_~q~0#1, main_~olda~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~q~0#1;havoc main_~olda~0#1;havoc main_#t~nondet0#1;main_~q~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~a~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~b~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 7#L23true assume !!(-524287 <= main_~q~0#1 && main_~q~0#1 <= 524287); 9#L24true assume !!(-524287 <= main_~a~0#1 && main_~a~0#1 <= 524287); 5#L25true assume !!(-524287 <= main_~b~0#1 && main_~b~0#1 <= 524287); 4#L26-2true [2023-11-26 11:45:36,008 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !!(main_~q~0#1 > 0);main_~q~0#1 := main_~q~0#1 + main_~a~0#1 - 1;main_~olda~0#1 := main_~a~0#1;main_~a~0#1 := 3 * main_~olda~0#1 - 4 * main_~b~0#1;main_~b~0#1 := 4 * main_~olda~0#1 + 3 * main_~b~0#1; 4#L26-2true [2023-11-26 11:45:36,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:36,016 INFO L85 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2023-11-26 11:45:36,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:36,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264792679] [2023-11-26 11:45:36,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:36,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:36,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:36,152 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:45:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:36,181 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:45:36,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:36,185 INFO L85 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 1 times [2023-11-26 11:45:36,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:36,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885137801] [2023-11-26 11:45:36,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:36,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:36,203 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:45:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:36,217 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:45:36,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:36,219 INFO L85 PathProgramCache]: Analyzing trace with hash 889571345, now seen corresponding path program 1 times [2023-11-26 11:45:36,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:45:36,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762445440] [2023-11-26 11:45:36,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:45:36,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:45:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:36,237 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:45:36,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:45:36,250 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:45:36,393 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:45:36,394 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:45:36,394 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:45:36,395 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:45:36,395 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-26 11:45:36,395 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:36,395 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:45:36,396 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:45:36,396 INFO L133 ssoRankerPreferences]: Filename of dumped script: 4NestedWith3Variables-1.c_Iteration1_Loop [2023-11-26 11:45:36,396 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:45:36,396 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:45:36,420 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:36,436 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:36,442 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:36,616 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:45:36,619 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-26 11:45:36,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:36,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:36,624 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:36,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-26 11:45:36,630 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-26 11:45:36,648 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:45:36,692 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-26 11:45:36,693 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-26 11:45:36,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:36,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:36,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:36,751 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:36,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-26 11:45:36,766 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-26 11:45:36,766 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:45:36,808 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-26 11:45:36,809 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-26 11:45:36,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:36,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:36,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:36,823 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:36,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-26 11:45:36,829 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-26 11:45:36,829 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:45:36,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:36,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:36,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:36,895 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:36,900 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-26 11:45:36,900 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:45:36,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-26 11:45:48,973 INFO L442 LassoAnalysis]: Proving nontermination failed: SMT Solver returned 'unknown'. [2023-11-26 11:45:48,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-26 11:45:48,979 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:45:48,980 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:45:48,980 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:45:48,980 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:45:48,980 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 11:45:48,981 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:48,981 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:45:48,981 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:45:48,981 INFO L133 ssoRankerPreferences]: Filename of dumped script: 4NestedWith3Variables-1.c_Iteration1_Loop [2023-11-26 11:45:48,981 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:45:48,981 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:45:48,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:48,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:48,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:45:49,124 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:45:49,130 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 11:45:49,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:49,137 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:49,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:49,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-26 11:45:49,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:49,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:49,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:49,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:49,172 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:49,173 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:49,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:49,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:49,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:49,199 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:49,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:49,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-26 11:45:49,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:49,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:49,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:49,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:49,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:45:49,236 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:45:49,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:49,261 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:49,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:49,266 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:49,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:49,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-26 11:45:49,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:49,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:45:49,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:49,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:49,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:45:49,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:45:49,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:45:49,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:49,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-26 11:45:49,321 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-26 11:45:49,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:49,323 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:49,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:49,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-26 11:45:49,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:49,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:49,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:49,349 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:45:49,362 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-26 11:45:49,363 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-26 11:45:49,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:49,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:49,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:49,397 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:49,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:49,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-26 11:45:49,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:49,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:49,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:49,425 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:45:49,430 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-26 11:45:49,431 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-26 11:45:49,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:49,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:49,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:49,465 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:49,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:49,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-26 11:45:49,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:49,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:45:49,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:49,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:49,497 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:45:49,503 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:45:49,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:45:49,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:49,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:49,529 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-26 11:45:49,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:49,531 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:49,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-26 11:45:49,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:49,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:49,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:49,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:49,556 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:45:49,567 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-26 11:45:49,569 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-26 11:45:49,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:49,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:49,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:49,594 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:49,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-26 11:45:49,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:49,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:49,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:49,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:49,622 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:45:49,628 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-26 11:45:49,628 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-26 11:45:49,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:49,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:49,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:49,658 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:49,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-26 11:45:49,665 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 [2023-11-26 11:45:49,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:49,682 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:45:49,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:49,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:49,683 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:45:49,689 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:45:49,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:45:49,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:49,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:49,720 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-26 11:45:49,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:49,722 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:49,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:49,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-26 11:45:49,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:49,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:49,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:49,753 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:45:49,760 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-26 11:45:49,760 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-26 11:45:49,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:49,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:49,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:49,804 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:49,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:49,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-26 11:45:49,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:49,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:49,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:49,836 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:45:49,847 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-26 11:45:49,847 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-26 11:45:49,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:45:49,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:49,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:49,896 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:49,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:45:49,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-26 11:45:49,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:45:49,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:45:49,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:45:49,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:45:49,925 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:45:49,932 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:45:49,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:45:49,964 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 11:45:49,995 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2023-11-26 11:45:49,995 INFO L444 ModelExtractionUtils]: 8 out of 21 variables were initially zero. Simplification set additionally 4 variables to zero. [2023-11-26 11:45:49,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:45:49,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:45:50,030 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:45:50,038 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 11:45:50,038 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-26 11:45:50,038 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 11:45:50,039 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 4-nested ranking function: f0 = -8*ULTIMATE.start_main_~a~0#1 - 16*ULTIMATE.start_main_~b~0#1 + 80*ULTIMATE.start_main_~q~0#1 f1 = 2*ULTIMATE.start_main_~a~0#1 - 4*ULTIMATE.start_main_~b~0#1 + 4*ULTIMATE.start_main_~q~0#1 f2 = 1*ULTIMATE.start_main_~a~0#1 f3 = 1*ULTIMATE.start_main_~q~0#1 Supporting invariants [] [2023-11-26 11:45:50,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-26 11:45:50,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-26 11:45:50,057 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-26 11:45:50,068 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if -16 * ~b~0 + -8 * ~a~0 + 80 * ~q~0 > 0 then 3 else (if 4 * ~q~0 + -4 * ~b~0 + 2 * ~a~0 > 0 then 2 else (if ~a~0 > 0 then 1 else 0))) could not be translated [2023-11-26 11:45:50,069 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IfThenElseExpression (if -16 * ~b~0 + -8 * ~a~0 + 80 * ~q~0 > 0 then -16 * ~b~0 + -8 * ~a~0 + 80 * ~q~0 else (if 4 * ~q~0 + -4 * ~b~0 + 2 * ~a~0 > 0 then 4 * ~q~0 + -4 * ~b~0 + 2 * ~a~0 else (if ~a~0 > 0 then ~a~0 else ~q~0))) could not be translated [2023-11-26 11:45:50,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:45:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:45:50,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 11:45:50,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:45:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:45:50,181 WARN L260 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-26 11:45:50,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 11:45:50,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 11:45:50,241 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-11-26 11:45:50,244 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2023-11-26 11:45:50,326 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 20 states and 25 transitions. Complement of second has 6 states. [2023-11-26 11:45:50,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-26 11:45:50,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2023-11-26 11:45:50,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2023-11-26 11:45:50,339 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 5 letters. Loop has 1 letters. [2023-11-26 11:45:50,340 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:45:50,341 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 6 letters. Loop has 1 letters. [2023-11-26 11:45:50,341 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:45:50,341 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 5 letters. Loop has 2 letters. [2023-11-26 11:45:50,341 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 11:45:50,342 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 25 transitions. [2023-11-26 11:45:50,345 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 11:45:50,351 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 0 states and 0 transitions. [2023-11-26 11:45:50,352 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-26 11:45:50,352 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-26 11:45:50,353 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-26 11:45:50,353 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 11:45:50,353 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 11:45:50,353 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 11:45:50,354 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 11:45:50,354 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-26 11:45:50,354 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-26 11:45:50,354 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 11:45:50,354 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-26 11:45:50,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.11 11:45:50 BoogieIcfgContainer [2023-11-26 11:45:50,371 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-26 11:45:50,373 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:45:50,373 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:45:50,373 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:45:50,374 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:45:35" (3/4) ... [2023-11-26 11:45:50,377 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:45:50,379 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:45:50,380 INFO L158 Benchmark]: Toolchain (without parser) took 15150.27ms. Allocated memory is still 142.6MB. Free memory was 99.0MB in the beginning and 62.6MB in the end (delta: 36.4MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2023-11-26 11:45:50,381 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 116.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:45:50,381 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.60ms. Allocated memory is still 142.6MB. Free memory was 98.7MB in the beginning and 89.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-26 11:45:50,382 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.29ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 87.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:45:50,382 INFO L158 Benchmark]: Boogie Preprocessor took 39.50ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 86.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:45:50,386 INFO L158 Benchmark]: RCFGBuilder took 307.54ms. Allocated memory is still 142.6MB. Free memory was 86.4MB in the beginning and 77.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-26 11:45:50,387 INFO L158 Benchmark]: BuchiAutomizer took 14501.38ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 62.6MB in the end (delta: 14.9MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2023-11-26 11:45:50,391 INFO L158 Benchmark]: Witness Printer took 5.93ms. Allocated memory is still 142.6MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:45:50,399 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 142.6MB. Free memory is still 116.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.60ms. Allocated memory is still 142.6MB. Free memory was 98.7MB in the beginning and 89.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.29ms. Allocated memory is still 142.6MB. Free memory was 89.4MB in the beginning and 87.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.50ms. Allocated memory is still 142.6MB. Free memory was 87.8MB in the beginning and 86.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 307.54ms. Allocated memory is still 142.6MB. Free memory was 86.4MB in the beginning and 77.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 14501.38ms. Allocated memory is still 142.6MB. Free memory was 77.5MB in the beginning and 62.6MB in the end (delta: 14.9MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Witness Printer took 5.93ms. Allocated memory is still 142.6MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if -16 * ~b~0 + -8 * ~a~0 + 80 * ~q~0 > 0 then 3 else (if 4 * ~q~0 + -4 * ~b~0 + 2 * ~a~0 > 0 then 2 else (if ~a~0 > 0 then 1 else 0))) could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IfThenElseExpression (if -16 * ~b~0 + -8 * ~a~0 + 80 * ~q~0 > 0 then -16 * ~b~0 + -8 * ~a~0 + 80 * ~q~0 else (if 4 * ~q~0 + -4 * ~b~0 + 2 * ~a~0 > 0 then 4 * ~q~0 + -4 * ~b~0 + 2 * ~a~0 else (if ~a~0 > 0 then ~a~0 else ~q~0))) could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has 4-nested ranking function null, null and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 14.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 12 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital33 mio100 ax136 hnf100 lsp73 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq196 hnf93 smp100 dnf100 smp100 tf103 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 71ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 5 MotzkinApplications: 15 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 1 LassoNonterminationAnalysisTime: 12.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-26 11:45:50,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-26 11:45:50,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb02e282-5f96-4d58-9fcd-371d2a49c24c/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE