./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-bwb/or-05-false.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-bwb/or-05-false.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd --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 845007623a36603ce9e482c6d1c5ed14d19fc3060912cf335e291aaec83159aa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:40:45,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:40:45,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-13 14:40:45,369 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:40:45,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:40:45,406 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:40:45,407 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:40:45,407 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:40:45,408 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:40:45,408 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:40:45,409 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:40:45,409 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:40:45,410 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:40:45,410 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 14:40:45,410 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 14:40:45,410 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 14:40:45,410 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 14:40:45,410 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 14:40:45,410 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 14:40:45,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:40:45,410 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 14:40:45,410 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:40:45,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:40:45,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 14:40:45,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 14:40:45,411 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 14:40:45,411 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:40:45,411 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 14:40:45,411 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:40:45,411 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 14:40:45,411 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:40:45,411 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:40:45,412 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:40:45,412 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:40:45,412 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:40:45,413 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 14:40:45,413 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd 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 -> 845007623a36603ce9e482c6d1c5ed14d19fc3060912cf335e291aaec83159aa [2024-11-13 14:40:45,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:40:45,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:40:45,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:40:45,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:40:45,771 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:40:45,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/termination-bwb/or-05-false.c Unable to find full path for "g++" [2024-11-13 14:40:47,701 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:40:47,945 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:40:47,949 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/sv-benchmarks/c/termination-bwb/or-05-false.c [2024-11-13 14:40:47,957 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/data/6791faee9/726397f5472b442a942d0410e1a1ff69/FLAG15edfba7b [2024-11-13 14:40:47,988 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/data/6791faee9/726397f5472b442a942d0410e1a1ff69 [2024-11-13 14:40:47,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:40:47,997 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:40:47,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:40:47,998 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:40:48,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:40:48,012 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:40:47" (1/1) ... [2024-11-13 14:40:48,013 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@294b231b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48, skipping insertion in model container [2024-11-13 14:40:48,013 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:40:47" (1/1) ... [2024-11-13 14:40:48,054 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:40:48,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:40:48,199 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:40:48,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:40:48,219 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:40:48,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48 WrapperNode [2024-11-13 14:40:48,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:40:48,220 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:40:48,220 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:40:48,220 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:40:48,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (1/1) ... [2024-11-13 14:40:48,231 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (1/1) ... [2024-11-13 14:40:48,247 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26 [2024-11-13 14:40:48,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:40:48,248 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:40:48,248 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:40:48,248 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:40:48,257 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (1/1) ... [2024-11-13 14:40:48,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (1/1) ... [2024-11-13 14:40:48,258 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (1/1) ... [2024-11-13 14:40:48,263 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-13 14:40:48,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (1/1) ... [2024-11-13 14:40:48,264 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (1/1) ... [2024-11-13 14:40:48,265 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (1/1) ... [2024-11-13 14:40:48,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (1/1) ... [2024-11-13 14:40:48,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (1/1) ... [2024-11-13 14:40:48,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (1/1) ... [2024-11-13 14:40:48,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:40:48,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:40:48,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:40:48,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:40:48,282 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (1/1) ... [2024-11-13 14:40:48,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:48,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:48,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:48,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 14:40:48,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:40:48,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:40:48,430 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:40:48,432 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:40:48,573 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2024-11-13 14:40:48,573 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:40:48,582 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:40:48,582 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 14:40:48,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:40:48 BoogieIcfgContainer [2024-11-13 14:40:48,583 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:40:48,584 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 14:40:48,584 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 14:40:48,589 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 14:40:48,590 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:40:48,590 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 02:40:47" (1/3) ... [2024-11-13 14:40:48,592 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@515e882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 02:40:48, skipping insertion in model container [2024-11-13 14:40:48,592 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:40:48,592 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:40:48" (2/3) ... [2024-11-13 14:40:48,592 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@515e882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 02:40:48, skipping insertion in model container [2024-11-13 14:40:48,592 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:40:48,592 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:40:48" (3/3) ... [2024-11-13 14:40:48,594 INFO L333 chiAutomizerObserver]: Analyzing ICFG or-05-false.c [2024-11-13 14:40:48,650 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 14:40:48,650 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 14:40:48,650 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 14:40:48,650 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 14:40:48,650 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 14:40:48,650 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 14:40:48,651 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 14:40:48,651 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 14:40:48,655 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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) [2024-11-13 14:40:48,669 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 14:40:48,669 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:40:48,669 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:40:48,674 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-13 14:40:48,674 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 14:40:48,674 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 14:40:48,675 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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) [2024-11-13 14:40:48,676 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 14:40:48,676 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:40:48,676 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:40:48,676 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-13 14:40:48,676 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 14:40:48,684 INFO L745 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~bitwise1#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0; 5#L20-2true [2024-11-13 14:40:48,685 INFO L747 eck$LassoCheckResult]: Loop: 5#L20-2true assume !!(main_~x~0#1 > 0); 11#L20true assume !(1 == main_~y~0#1);main_~y~0#1 := 1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 5#L20-2true [2024-11-13 14:40:48,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:48,690 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-13 14:40:48,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:48,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226754453] [2024-11-13 14:40:48,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:48,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:48,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:40:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:48,787 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:40:48,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:48,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1299, now seen corresponding path program 1 times [2024-11-13 14:40:48,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:48,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036681329] [2024-11-13 14:40:48,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:48,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:48,800 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:40:48,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:48,805 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:40:48,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:48,807 INFO L85 PathProgramCache]: Analyzing trace with hash 925781, now seen corresponding path program 1 times [2024-11-13 14:40:48,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:48,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503550474] [2024-11-13 14:40:48,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:48,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:48,814 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:40:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:48,821 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:40:48,922 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:40:48,923 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:40:48,923 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:40:48,924 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:40:48,924 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:40:48,924 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:48,924 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:40:48,924 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:40:48,925 INFO L132 ssoRankerPreferences]: Filename of dumped script: or-05-false.c_Iteration1_Loop [2024-11-13 14:40:48,925 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:40:48,925 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:40:48,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:48,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:49,066 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:40:49,067 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:40:49,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,072 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 14:40:49,078 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:40:49,078 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:40:49,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-13 14:40:49,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,125 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 14:40:49,128 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:40:49,128 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:40:49,174 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:40:49,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-13 14:40:49,178 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:40:49,178 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:40:49,178 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:40:49,178 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:40:49,178 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:40:49,179 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,179 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:40:49,179 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:40:49,179 INFO L132 ssoRankerPreferences]: Filename of dumped script: or-05-false.c_Iteration1_Loop [2024-11-13 14:40:49,179 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:40:49,179 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:40:49,181 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:49,193 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:49,267 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:40:49,272 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:40:49,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,276 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 14:40:49,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:49,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:40:49,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:49,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:49,300 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:40:49,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:40:49,309 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:40:49,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:49,320 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:49,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 14:40:49,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,348 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 14:40:49,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:49,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:40:49,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:49,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:49,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:40:49,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:40:49,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:40:49,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:49,374 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:49,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-13 14:40:49,393 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-13 14:40:49,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,396 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 14:40:49,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:49,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:40:49,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:49,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:49,413 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:40:49,413 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 14:40:49,417 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:40:49,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:49,425 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:49,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 14:40:49,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,456 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 14:40:49,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:49,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:40:49,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:49,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:49,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:40:49,478 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 14:40:49,480 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 14:40:49,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:49,487 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:49,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-13 14:40:49,510 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-13 14:40:49,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,512 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 14:40:49,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:49,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:40:49,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:49,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:49,536 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:40:49,537 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 14:40:49,542 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 14:40:49,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:49,551 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:49,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-13 14:40:49,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,577 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-13 14:40:49,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:49,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:40:49,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:49,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:49,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:40:49,596 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 14:40:49,599 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:40:49,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:49,606 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:49,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-13 14:40:49,629 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-13 14:40:49,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,632 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-13 14:40:49,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:49,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:40:49,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:49,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:49,655 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:40:49,655 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 14:40:49,664 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-13 14:40:49,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:49,675 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:49,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-13 14:40:49,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,698 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-13 14:40:49,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:49,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:40:49,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:49,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:49,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:40:49,715 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 14:40:49,724 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 14:40:49,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:49,732 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:49,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-13 14:40:49,755 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-13 14:40:49,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,757 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-13 14:40:49,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:49,783 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 14:40:49,783 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 14:40:49,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:49,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:49,783 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:40:49,783 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 14:40:49,791 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:40:49,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:49,816 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:49,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-13 14:40:49,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,843 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-13 14:40:49,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:49,866 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 14:40:49,866 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 14:40:49,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:49,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:49,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:40:49,867 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-13 14:40:49,869 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-13 14:40:49,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:49,877 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:49,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-13 14:40:49,898 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-13 14:40:49,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,901 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-13 14:40:49,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:49,929 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 14:40:49,929 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 14:40:49,929 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:49,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:49,929 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:40:49,929 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 14:40:49,937 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 14:40:49,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:49,954 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:49,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-13 14:40:49,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:49,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:49,976 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:49,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-13 14:40:49,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:49,995 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 14:40:49,995 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-13 14:40:49,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:49,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:49,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:40:49,995 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 14:40:49,999 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:40:49,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:50,010 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:50,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-13 14:40:50,028 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-13 14:40:50,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:50,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:50,030 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:50,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-13 14:40:50,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:50,049 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 14:40:50,049 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 14:40:50,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:50,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:50,049 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:40:50,050 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 14:40:50,062 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-13 14:40:50,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:50,087 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:50,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-13 14:40:50,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:50,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:50,107 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:50,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-13 14:40:50,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:50,125 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 14:40:50,126 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 14:40:50,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:50,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:50,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:40:50,126 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-13 14:40:50,130 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-13 14:40:50,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:50,150 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:50,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-13 14:40:50,168 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-13 14:40:50,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:50,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:50,171 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:50,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-13 14:40:50,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:50,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 14:40:50,189 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 14:40:50,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:50,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:50,191 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:40:50,191 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 14:40:50,195 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-13 14:40:50,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:50,205 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:50,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-13 14:40:50,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:50,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:50,225 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:50,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-13 14:40:50,229 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 [2024-11-13 14:40:50,244 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 14:40:50,244 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-13 14:40:50,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:50,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:50,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:40:50,244 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-13 14:40:50,246 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-13 14:40:50,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:50,254 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:50,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-13 14:40:50,273 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-13 14:40:50,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:50,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:50,276 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:50,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-13 14:40:50,279 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 [2024-11-13 14:40:50,295 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 14:40:50,295 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 14:40:50,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:50,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:50,295 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:40:50,296 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 14:40:50,303 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-13 14:40:50,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:50,321 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:50,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-13 14:40:50,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:50,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:50,345 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:50,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-13 14:40:50,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:40:50,366 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-13 14:40:50,366 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-13 14:40:50,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:40:50,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:50,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:40:50,367 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-13 14:40:50,370 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:40:50,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:40:50,380 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:40:50,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-13 14:40:50,409 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:40:50,409 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:40:50,409 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:40:50,410 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:40:50,410 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-13 14:40:50,410 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:50,410 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:40:50,410 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:40:50,410 INFO L132 ssoRankerPreferences]: Filename of dumped script: or-05-false.c_Iteration1_Lasso [2024-11-13 14:40:50,410 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:40:50,410 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:40:50,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:50,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:50,428 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:50,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:50,437 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:50,522 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:40:50,522 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-13 14:40:50,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:50,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:50,525 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:50,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-13 14:40:50,530 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-13 14:40:50,530 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:40:50,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-13 14:40:50,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:50,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:50,573 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:50,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-13 14:40:50,576 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-13 14:40:50,576 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-13 14:40:50,622 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-13 14:40:50,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-13 14:40:50,627 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:40:50,627 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:40:50,627 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:40:50,627 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:40:50,627 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:40:50,627 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:50,627 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:40:50,628 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:40:50,628 INFO L132 ssoRankerPreferences]: Filename of dumped script: or-05-false.c_Iteration1_Lasso [2024-11-13 14:40:50,628 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:40:50,628 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:40:50,629 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:50,640 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:50,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:50,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:50,654 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:40:50,729 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:40:50,729 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:40:50,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:50,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:50,731 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:50,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-13 14:40:50,734 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 [2024-11-13 14:40:50,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:40:50,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:40:50,750 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-13 14:40:50,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:40:50,764 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-13 14:40:50,764 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-13 14:40:50,783 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:40:50,823 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-13 14:40:50,826 INFO L444 ModelExtractionUtils]: 1 out of 11 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-11-13 14:40:50,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:40:50,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:40:50,834 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:40:50,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-13 14:40:50,836 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:40:50,856 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-11-13 14:40:50,856 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:40:50,857 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = -2*ULTIMATE.start_main_~y~0#1 + 3 Supporting invariants [-1*ULTIMATE.start_main_~y~0#1 + 1 >= 0] [2024-11-13 14:40:50,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-13 14:40:50,894 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2024-11-13 14:40:50,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:40:50,950 WARN L253 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 14:40:50,951 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:40:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:40:50,972 WARN L253 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 14:40:50,972 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:40:50,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:40:51,025 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 [2024-11-13 14:40:51,027 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-13 14:40:51,109 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 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 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 28 states and 41 transitions. Complement of second has 6 states. [2024-11-13 14:40:51,111 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 [2024-11-13 14:40:51,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-13 14:40:51,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 20 transitions. [2024-11-13 14:40:51,127 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-13 14:40:51,130 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:40:51,130 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-13 14:40:51,131 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:40:51,131 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-13 14:40:51,131 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:40:51,132 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 41 transitions. [2024-11-13 14:40:51,135 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 14:40:51,139 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 17 states and 24 transitions. [2024-11-13 14:40:51,140 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-11-13 14:40:51,140 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 14:40:51,141 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 24 transitions. [2024-11-13 14:40:51,141 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:40:51,141 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 24 transitions. [2024-11-13 14:40:51,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 24 transitions. [2024-11-13 14:40:51,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2024-11-13 14:40:51,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.4375) internal successors, (23), 15 states have internal predecessors, (23), 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) [2024-11-13 14:40:51,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 23 transitions. [2024-11-13 14:40:51,161 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 23 transitions. [2024-11-13 14:40:51,161 INFO L424 stractBuchiCegarLoop]: Abstraction has 16 states and 23 transitions. [2024-11-13 14:40:51,161 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 14:40:51,161 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 23 transitions. [2024-11-13 14:40:51,162 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 14:40:51,162 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:40:51,162 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:40:51,162 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-13 14:40:51,162 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-13 14:40:51,163 INFO L745 eck$LassoCheckResult]: Stem: 94#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 95#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~bitwise1#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0; 98#L20-2 assume !!(main_~x~0#1 > 0); 85#L20 [2024-11-13 14:40:51,163 INFO L747 eck$LassoCheckResult]: Loop: 85#L20 assume 1 == main_~y~0#1; 88#L21 assume 0 == main_~y~0#1 || main_~y~0#1 == 1 + main_~y~0#1;main_#t~bitwise1#1 := 1 + main_~y~0#1; 89#L21-5 main_~x~0#1 := main_#t~bitwise1#1;havoc main_#t~bitwise1#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 84#L20-2 assume !!(main_~x~0#1 > 0); 85#L20 [2024-11-13 14:40:51,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:51,164 INFO L85 PathProgramCache]: Analyzing trace with hash 29863, now seen corresponding path program 1 times [2024-11-13 14:40:51,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:51,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926259514] [2024-11-13 14:40:51,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:51,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,167 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:40:51,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,170 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:40:51,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:51,170 INFO L85 PathProgramCache]: Analyzing trace with hash 1326996, now seen corresponding path program 1 times [2024-11-13 14:40:51,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:51,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479588236] [2024-11-13 14:40:51,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:51,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:40:51,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:40:51,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:40:51,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479588236] [2024-11-13 14:40:51,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479588236] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:40:51,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:40:51,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:40:51,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464158088] [2024-11-13 14:40:51,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:40:51,225 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 14:40:51,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:40:51,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:40:51,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:40:51,229 INFO L87 Difference]: Start difference. First operand 16 states and 23 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 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) [2024-11-13 14:40:51,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:40:51,249 INFO L93 Difference]: Finished difference Result 18 states and 22 transitions. [2024-11-13 14:40:51,249 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 22 transitions. [2024-11-13 14:40:51,249 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 14:40:51,250 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 22 transitions. [2024-11-13 14:40:51,250 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 14:40:51,250 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 14:40:51,250 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 22 transitions. [2024-11-13 14:40:51,250 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:40:51,250 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 22 transitions. [2024-11-13 14:40:51,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 22 transitions. [2024-11-13 14:40:51,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 16. [2024-11-13 14:40:51,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 states have internal predecessors, (19), 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) [2024-11-13 14:40:51,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 19 transitions. [2024-11-13 14:40:51,252 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 19 transitions. [2024-11-13 14:40:51,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:40:51,253 INFO L424 stractBuchiCegarLoop]: Abstraction has 16 states and 19 transitions. [2024-11-13 14:40:51,253 INFO L331 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-13 14:40:51,253 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 19 transitions. [2024-11-13 14:40:51,254 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 14:40:51,254 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:40:51,254 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:40:51,254 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-13 14:40:51,254 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-13 14:40:51,254 INFO L745 eck$LassoCheckResult]: Stem: 132#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 133#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~bitwise1#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0; 138#L20-2 assume !!(main_~x~0#1 > 0); 125#L20 [2024-11-13 14:40:51,255 INFO L747 eck$LassoCheckResult]: Loop: 125#L20 assume 1 == main_~y~0#1; 128#L21 assume !(0 == main_~y~0#1 || main_~y~0#1 == 1 + main_~y~0#1); 129#L21-2 assume !(0 == 1 + main_~y~0#1); 134#L21-4 havoc main_#t~bitwise1#1;assume (((((main_~y~0#1 < 0 && 1 + main_~y~0#1 >= 0) || main_#t~bitwise1#1 >= 1 + main_~y~0#1) && ((main_~y~0#1 >= 0 && 1 + main_~y~0#1 < 0) || main_#t~bitwise1#1 >= main_~y~0#1)) && ((main_~y~0#1 < 0 || 1 + main_~y~0#1 < 0) || main_#t~bitwise1#1 <= main_~y~0#1 + (1 + main_~y~0#1))) && ((main_~y~0#1 >= 0 && 1 + main_~y~0#1 >= 0) || main_#t~bitwise1#1 < 0)) && main_#t~bitwise1#1 <= 2147483647; 136#L21-5 main_~x~0#1 := main_#t~bitwise1#1;havoc main_#t~bitwise1#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 124#L20-2 assume !!(main_~x~0#1 > 0); 125#L20 [2024-11-13 14:40:51,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:51,255 INFO L85 PathProgramCache]: Analyzing trace with hash 29863, now seen corresponding path program 2 times [2024-11-13 14:40:51,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:51,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864433944] [2024-11-13 14:40:51,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:51,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:40:51,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,261 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:40:51,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:51,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1277015095, now seen corresponding path program 1 times [2024-11-13 14:40:51,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:51,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707159194] [2024-11-13 14:40:51,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:51,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:40:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,291 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:40:51,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:51,294 INFO L85 PathProgramCache]: Analyzing trace with hash -331246499, now seen corresponding path program 1 times [2024-11-13 14:40:51,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:51,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732453080] [2024-11-13 14:40:51,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:51,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:40:51,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:40:51,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:40:51,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732453080] [2024-11-13 14:40:51,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732453080] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:40:51,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:40:51,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:40:51,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011254300] [2024-11-13 14:40:51,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:40:51,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:40:51,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:40:51,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:40:51,435 INFO L87 Difference]: Start difference. First operand 16 states and 19 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:40:51,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:40:51,450 INFO L93 Difference]: Finished difference Result 18 states and 20 transitions. [2024-11-13 14:40:51,450 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2024-11-13 14:40:51,452 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 14:40:51,452 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 17 states and 19 transitions. [2024-11-13 14:40:51,452 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-11-13 14:40:51,452 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2024-11-13 14:40:51,452 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 19 transitions. [2024-11-13 14:40:51,452 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:40:51,453 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2024-11-13 14:40:51,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 19 transitions. [2024-11-13 14:40:51,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2024-11-13 14:40:51,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 16 states have internal predecessors, (19), 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) [2024-11-13 14:40:51,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2024-11-13 14:40:51,454 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2024-11-13 14:40:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:40:51,457 INFO L424 stractBuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2024-11-13 14:40:51,457 INFO L331 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-13 14:40:51,457 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 19 transitions. [2024-11-13 14:40:51,457 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 14:40:51,457 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:40:51,458 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:40:51,458 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1] [2024-11-13 14:40:51,458 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-13 14:40:51,458 INFO L745 eck$LassoCheckResult]: Stem: 174#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 175#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~bitwise1#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0; 166#L20-2 assume !!(main_~x~0#1 > 0); 167#L20 assume !(1 == main_~y~0#1);main_~y~0#1 := 1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 181#L20-2 assume !!(main_~x~0#1 > 0); 180#L20 [2024-11-13 14:40:51,458 INFO L747 eck$LassoCheckResult]: Loop: 180#L20 assume 1 == main_~y~0#1; 170#L21 assume !(0 == main_~y~0#1 || main_~y~0#1 == 1 + main_~y~0#1); 171#L21-2 assume !(0 == 1 + main_~y~0#1); 176#L21-4 havoc main_#t~bitwise1#1;assume (((((main_~y~0#1 < 0 && 1 + main_~y~0#1 >= 0) || main_#t~bitwise1#1 >= 1 + main_~y~0#1) && ((main_~y~0#1 >= 0 && 1 + main_~y~0#1 < 0) || main_#t~bitwise1#1 >= main_~y~0#1)) && ((main_~y~0#1 < 0 || 1 + main_~y~0#1 < 0) || main_#t~bitwise1#1 <= main_~y~0#1 + (1 + main_~y~0#1))) && ((main_~y~0#1 >= 0 && 1 + main_~y~0#1 >= 0) || main_#t~bitwise1#1 < 0)) && main_#t~bitwise1#1 <= 2147483647; 178#L21-5 main_~x~0#1 := main_#t~bitwise1#1;havoc main_#t~bitwise1#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 182#L20-2 assume !!(main_~x~0#1 > 0); 180#L20 [2024-11-13 14:40:51,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:51,458 INFO L85 PathProgramCache]: Analyzing trace with hash 28699221, now seen corresponding path program 2 times [2024-11-13 14:40:51,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:51,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067714854] [2024-11-13 14:40:51,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:51,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,469 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:40:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,477 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:40:51,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:51,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1277015095, now seen corresponding path program 2 times [2024-11-13 14:40:51,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:51,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262321759] [2024-11-13 14:40:51,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:51,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:40:51,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,494 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:40:51,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:40:51,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1070043019, now seen corresponding path program 1 times [2024-11-13 14:40:51,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:40:51,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546683759] [2024-11-13 14:40:51,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:40:51,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:40:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,503 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:40:51,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,510 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:40:51,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-13 14:40:51,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:40:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:40:51,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 02:40:51 BoogieIcfgContainer [2024-11-13 14:40:51,716 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 14:40:51,716 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:40:51,716 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:40:51,717 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:40:51,717 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:40:48" (3/4) ... [2024-11-13 14:40:51,719 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 14:40:51,720 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:40:51,724 INFO L158 Benchmark]: Toolchain (without parser) took 3728.74ms. Allocated memory is still 142.6MB. Free memory was 119.8MB in the beginning and 110.4MB in the end (delta: 9.4MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2024-11-13 14:40:51,724 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:40:51,724 INFO L158 Benchmark]: CACSL2BoogieTranslator took 221.50ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 109.8MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:40:51,724 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.02ms. Allocated memory is still 142.6MB. Free memory was 109.8MB in the beginning and 108.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:40:51,725 INFO L158 Benchmark]: Boogie Preprocessor took 31.86ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 107.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:40:51,725 INFO L158 Benchmark]: RCFGBuilder took 302.75ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 98.6MB in the end (delta: 9.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:40:51,725 INFO L158 Benchmark]: BuchiAutomizer took 3131.71ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 110.4MB in the end (delta: -11.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:40:51,725 INFO L158 Benchmark]: Witness Printer took 4.04ms. Allocated memory is still 142.6MB. Free memory was 110.4MB in the beginning and 110.4MB in the end (delta: 24.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:40:51,728 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 221.50ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 109.8MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.02ms. Allocated memory is still 142.6MB. Free memory was 109.8MB in the beginning and 108.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.86ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 107.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 302.75ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 98.6MB in the end (delta: 9.0MB). There was no memory consumed. Max. memory is 16.1GB. * BuchiAutomizer took 3131.71ms. Allocated memory is still 142.6MB. Free memory was 98.6MB in the beginning and 110.4MB in the end (delta: -11.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.04ms. Allocated memory is still 142.6MB. Free memory was 110.4MB in the beginning and 110.4MB in the end (delta: 24.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (2 trivial, 1 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function (3 + ((long) -2 * y)) and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 17 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.0s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 2.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 27 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 31 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 20 mSDtfsCounter, 31 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax100 hnf100 lsp58 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq189 hnf94 smp100 dnf132 smp100 tf104 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 127ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer cannot decide termination for the following lasso because it contains the following overapproximations. Overapproximations C: y|(y+1) [21] (Reason bitwiseOr) 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_#t~bitwise1#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;" "assume !!(main_~x~0#1 > 0);" "assume !(1 == main_~y~0#1);main_~y~0#1 := 1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;" "assume !!(main_~x~0#1 > 0);" Loop: "assume 1 == main_~y~0#1;" "assume !(0 == main_~y~0#1 || main_~y~0#1 == 1 + main_~y~0#1);" "assume !(0 == 1 + main_~y~0#1);" "havoc main_#t~bitwise1#1;assume (((((main_~y~0#1 < 0 && 1 + main_~y~0#1 >= 0) || main_#t~bitwise1#1 >= 1 + main_~y~0#1) && ((main_~y~0#1 >= 0 && 1 + main_~y~0#1 < 0) || main_#t~bitwise1#1 >= main_~y~0#1)) && ((main_~y~0#1 < 0 || 1 + main_~y~0#1 < 0) || main_#t~bitwise1#1 <= main_~y~0#1 + (1 + main_~y~0#1))) && ((main_~y~0#1 >= 0 && 1 + main_~y~0#1 >= 0) || main_#t~bitwise1#1 < 0)) && main_#t~bitwise1#1 <= 2147483647;" "main_~x~0#1 := main_#t~bitwise1#1;havoc main_#t~bitwise1#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;" "assume !!(main_~x~0#1 > 0);" RESULT: Ultimate could not prove your program: unable to determine termination [2024-11-13 14:40:51,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/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 Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_952f9372-0b22-442c-9754-359d895de028/bin/uautomizer-verify-qhAvR1uOyd/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN