./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/c.02-alloca.i --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_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/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_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/c.02-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/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_ffa81779-9e64-4a3f-b650-1df52023363d/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 a7eac656f4f87b6afedc7c9123b2a00f0a77432e0932a24df49c305c8202e110 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:38:55,400 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:38:55,530 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-13 14:38:55,539 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:38:55,542 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:38:55,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:38:55,571 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:38:55,572 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:38:55,572 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:38:55,572 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:38:55,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:38:55,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:38:55,573 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:38:55,574 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 14:38:55,574 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 14:38:55,574 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 14:38:55,574 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 14:38:55,574 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 14:38:55,574 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 14:38:55,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:38:55,575 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 14:38:55,575 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:38:55,575 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:38:55,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 14:38:55,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 14:38:55,576 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 14:38:55,576 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:38:55,576 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 14:38:55,576 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:38:55,576 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 14:38:55,576 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:38:55,577 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:38:55,577 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:38:55,577 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:38:55,577 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:38:55,578 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 14:38:55,578 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_ffa81779-9e64-4a3f-b650-1df52023363d/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 -> a7eac656f4f87b6afedc7c9123b2a00f0a77432e0932a24df49c305c8202e110 [2024-11-13 14:38:55,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:38:56,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:38:56,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:38:56,018 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:38:56,019 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:38:56,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/termination-memory-alloca/c.02-alloca.i Unable to find full path for "g++" [2024-11-13 14:38:58,475 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:38:58,934 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:38:58,935 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/sv-benchmarks/c/termination-memory-alloca/c.02-alloca.i [2024-11-13 14:38:58,951 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/data/89ce01ac0/ccfa2613c19a40ef8cb4a357d641c031/FLAGaa565681e [2024-11-13 14:38:58,971 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/data/89ce01ac0/ccfa2613c19a40ef8cb4a357d641c031 [2024-11-13 14:38:58,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:38:58,976 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:38:58,978 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:38:58,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:38:58,983 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:38:58,985 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:38:58" (1/1) ... [2024-11-13 14:38:58,986 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@380b6b93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:58, skipping insertion in model container [2024-11-13 14:38:58,986 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:38:58" (1/1) ... [2024-11-13 14:38:59,017 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:38:59,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:38:59,450 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:38:59,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:38:59,563 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:38:59,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59 WrapperNode [2024-11-13 14:38:59,564 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:38:59,566 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:38:59,567 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:38:59,567 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:38:59,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (1/1) ... [2024-11-13 14:38:59,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (1/1) ... [2024-11-13 14:38:59,621 INFO L138 Inliner]: procedures = 111, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2024-11-13 14:38:59,621 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:38:59,622 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:38:59,622 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:38:59,622 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:38:59,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (1/1) ... [2024-11-13 14:38:59,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (1/1) ... [2024-11-13 14:38:59,640 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (1/1) ... [2024-11-13 14:38:59,662 INFO L175 MemorySlicer]: Split 15 memory accesses to 3 slices as follows [2, 8, 5]. 53 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 7 writes are split as follows [1, 3, 3]. [2024-11-13 14:38:59,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (1/1) ... [2024-11-13 14:38:59,666 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (1/1) ... [2024-11-13 14:38:59,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (1/1) ... [2024-11-13 14:38:59,688 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (1/1) ... [2024-11-13 14:38:59,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (1/1) ... [2024-11-13 14:38:59,690 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (1/1) ... [2024-11-13 14:38:59,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:38:59,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:38:59,698 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:38:59,698 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:38:59,699 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (1/1) ... [2024-11-13 14:38:59,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:38:59,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:38:59,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:38:59,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 14:38:59,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-13 14:38:59,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-13 14:38:59,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-13 14:38:59,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-13 14:38:59,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-13 14:38:59,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-13 14:38:59,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 14:38:59,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 14:38:59,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:38:59,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:38:59,938 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:38:59,940 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:39:00,114 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 14:39:00,115 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:39:00,125 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:39:00,125 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 14:39:00,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:39:00 BoogieIcfgContainer [2024-11-13 14:39:00,126 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:39:00,127 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 14:39:00,127 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 14:39:00,133 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 14:39:00,134 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:39:00,134 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 02:38:58" (1/3) ... [2024-11-13 14:39:00,136 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@36d50cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 02:39:00, skipping insertion in model container [2024-11-13 14:39:00,136 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:39:00,136 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:38:59" (2/3) ... [2024-11-13 14:39:00,136 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@36d50cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 02:39:00, skipping insertion in model container [2024-11-13 14:39:00,137 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 14:39:00,137 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:39:00" (3/3) ... [2024-11-13 14:39:00,138 INFO L333 chiAutomizerObserver]: Analyzing ICFG c.02-alloca.i [2024-11-13 14:39:00,199 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 14:39:00,199 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 14:39:00,199 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 14:39:00,199 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 14:39:00,200 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 14:39:00,200 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 14:39:00,200 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 14:39:00,200 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 14:39:00,206 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 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 14:39:00,226 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 14:39:00,226 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:39:00,227 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:39:00,232 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-13 14:39:00,232 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-13 14:39:00,233 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 14:39:00,233 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 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 14:39:00,234 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 14:39:00,234 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:39:00,235 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:39:00,235 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-13 14:39:00,235 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-13 14:39:00,244 INFO L745 eck$LassoCheckResult]: Stem: 11#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1;havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet14#1, main_#t~nondet15#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~short7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 7#L555-5true [2024-11-13 14:39:00,244 INFO L747 eck$LassoCheckResult]: Loop: 7#L555-5true call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 >= 0; 12#L555-1true assume test_fun_#t~short7#1;call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem6#1 < 2147483647; 3#L555-3true assume !!test_fun_#t~short7#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;call write~int#2(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 4#L558-3true assume !true; 13#L558-4true call test_fun_#t~mem12#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem12#1 - 2, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1; 7#L555-5true [2024-11-13 14:39:00,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:00,251 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-13 14:39:00,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:00,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198758828] [2024-11-13 14:39:00,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:00,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:00,466 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:00,549 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:00,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:00,552 INFO L85 PathProgramCache]: Analyzing trace with hash 34455631, now seen corresponding path program 1 times [2024-11-13 14:39:00,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:00,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996981392] [2024-11-13 14:39:00,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:00,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:00,652 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 14:39:00,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:39:00,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996981392] [2024-11-13 14:39:00,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996981392] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:39:00,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:39:00,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:39:00,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553198913] [2024-11-13 14:39:00,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:39:00,659 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 14:39:00,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:39:00,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 14:39:00,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 14:39:00,701 INFO L87 Difference]: Start difference. First operand has 13 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 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 14:39:00,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:39:00,709 INFO L93 Difference]: Finished difference Result 13 states and 15 transitions. [2024-11-13 14:39:00,711 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 15 transitions. [2024-11-13 14:39:00,712 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 14:39:00,722 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 8 states and 10 transitions. [2024-11-13 14:39:00,724 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2024-11-13 14:39:00,724 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2024-11-13 14:39:00,725 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 10 transitions. [2024-11-13 14:39:00,726 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:39:00,726 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8 states and 10 transitions. [2024-11-13 14:39:00,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 10 transitions. [2024-11-13 14:39:00,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2024-11-13 14:39:00,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.25) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:39:00,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2024-11-13 14:39:00,761 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 10 transitions. [2024-11-13 14:39:00,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 14:39:00,766 INFO L424 stractBuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2024-11-13 14:39:00,768 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 14:39:00,768 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2024-11-13 14:39:00,769 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-13 14:39:00,770 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:39:00,770 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:39:00,770 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-13 14:39:00,771 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-13 14:39:00,771 INFO L745 eck$LassoCheckResult]: Stem: 37#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 38#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1;havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet14#1, main_#t~nondet15#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~short7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 40#L555-5 [2024-11-13 14:39:00,772 INFO L747 eck$LassoCheckResult]: Loop: 40#L555-5 call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 >= 0; 41#L555-1 assume test_fun_#t~short7#1;call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem6#1 < 2147483647; 34#L555-3 assume !!test_fun_#t~short7#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;call write~int#2(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 35#L558-3 call test_fun_#t~mem9#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem10#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 36#L558-1 assume !(test_fun_#t~mem9#1 > test_fun_#t~mem10#1);havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem10#1; 39#L558-4 call test_fun_#t~mem12#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem12#1 - 2, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1; 40#L555-5 [2024-11-13 14:39:00,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:00,774 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2024-11-13 14:39:00,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:00,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1832296542] [2024-11-13 14:39:00,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:00,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:00,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:00,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:00,918 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:00,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:00,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1068117678, now seen corresponding path program 1 times [2024-11-13 14:39:00,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:00,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51017450] [2024-11-13 14:39:00,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:00,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:00,944 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:00,961 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:00,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:00,962 INFO L85 PathProgramCache]: Analyzing trace with hash 148166896, now seen corresponding path program 1 times [2024-11-13 14:39:00,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:00,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617631027] [2024-11-13 14:39:00,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:00,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:01,010 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:01,044 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:02,322 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:39:02,323 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:39:02,324 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:39:02,324 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:39:02,324 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:39:02,324 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:02,325 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:39:02,325 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:39:02,325 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.02-alloca.i_Iteration2_Lasso [2024-11-13 14:39:02,325 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:39:02,326 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:39:02,349 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,364 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,368 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,372 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,377 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,381 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,404 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,411 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,415 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,420 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:02,425 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:03,878 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:39:03,883 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:39:03,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:03,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:03,889 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:03,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 14:39:03,893 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 14:39:03,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:03,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:03,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:03,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:03,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:03,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:03,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:03,923 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:03,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-13 14:39:03,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:03,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:03,948 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:03,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 14:39:03,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:39:03,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:03,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:03,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:03,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:03,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:03,971 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:03,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:03,973 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:03,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-13 14:39:03,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:03,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:03,996 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:03,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 14:39:04,000 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 14:39:04,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:04,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:04,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:04,023 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 14:39:04,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,048 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 14:39:04,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:39:04,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:04,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,074 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:04,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:04,077 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-13 14:39:04,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,095 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 14:39:04,097 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 14:39:04,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:04,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:04,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:04,115 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 14:39:04,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,133 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 14:39:04,136 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 14:39:04,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:04,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,151 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:04,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:04,155 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-13 14:39:04,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,174 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 14:39:04,179 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 14:39:04,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:04,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,194 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:04,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:04,196 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-13 14:39:04,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,213 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-13 14:39:04,215 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 14:39:04,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:04,239 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:04,248 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-13 14:39:04,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,273 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-13 14:39:04,279 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 14:39:04,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:04,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,300 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:04,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:04,303 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-13 14:39:04,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,321 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-13 14:39:04,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:39:04,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:04,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:04,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:04,343 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-13 14:39:04,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,369 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-13 14:39:04,372 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 14:39:04,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:04,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,391 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:04,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:04,395 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-13 14:39:04,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,416 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-13 14:39:04,418 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 14:39:04,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,436 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:04,436 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:04,441 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-13 14:39:04,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,466 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-13 14:39:04,471 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 14:39:04,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:04,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:04,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:04,494 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-13 14:39:04,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,519 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-13 14:39:04,522 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 14:39:04,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:04,544 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:04,549 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-13 14:39:04,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,575 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-13 14:39:04,581 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 14:39:04,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:04,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:04,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:04,598 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-13 14:39:04,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,613 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-13 14:39:04,616 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 14:39:04,629 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,633 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:04,633 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:04,638 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-13 14:39:04,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,658 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-13 14:39:04,661 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 14:39:04,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,682 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:04,682 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:04,688 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-13 14:39:04,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,706 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-13 14:39:04,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:39:04,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:04,729 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:04,740 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-13 14:39:04,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,765 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-13 14:39:04,769 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 14:39:04,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,788 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:04,788 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:04,796 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-13 14:39:04,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,824 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-13 14:39:04,830 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 14:39:04,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:04,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:04,857 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-13 14:39:04,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,883 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-13 14:39:04,887 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 14:39:04,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,920 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:04,920 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:04,930 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:04,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-13 14:39:04,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:04,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:04,951 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:04,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-13 14:39:04,956 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 14:39:04,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:04,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:04,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:04,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:04,982 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:04,982 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:04,994 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:05,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-13 14:39:05,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:05,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:05,016 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:05,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-13 14:39:05,019 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 14:39:05,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:05,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:05,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:05,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:05,037 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:05,038 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:05,045 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:05,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-13 14:39:05,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:05,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:05,067 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:05,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-13 14:39:05,070 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 14:39:05,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:05,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:05,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:05,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:05,090 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:05,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:05,101 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:39:05,135 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-13 14:39:05,138 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-13 14:39:05,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:05,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:05,142 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:05,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-13 14:39:05,146 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:39:05,162 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 14:39:05,162 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:39:05,163 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1) = 2*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1 + 1 Supporting invariants [] [2024-11-13 14:39:05,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-13 14:39:05,272 INFO L156 tatePredicateManager]: 21 out of 21 supporting invariants were superfluous and have been removed [2024-11-13 14:39:05,279 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-13 14:39:05,279 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-13 14:39:05,280 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] [2024-11-13 14:39:05,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:05,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 14:39:05,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:05,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:05,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 14:39:05,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:05,493 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2024-11-13 14:39:05,529 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 14:39:05,532 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-11-13 14:39:05,533 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 3 Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 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 14:39:05,616 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 3. Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 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 16 states and 21 transitions. Complement of second has 8 states. [2024-11-13 14:39:05,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-13 14:39:05,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 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 14:39:05,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2024-11-13 14:39:05,623 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 2 letters. Loop has 6 letters. [2024-11-13 14:39:05,624 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:39:05,624 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 8 letters. Loop has 6 letters. [2024-11-13 14:39:05,624 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:39:05,624 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 2 letters. Loop has 12 letters. [2024-11-13 14:39:05,625 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:39:05,625 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 21 transitions. [2024-11-13 14:39:05,626 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 14:39:05,626 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 15 states and 20 transitions. [2024-11-13 14:39:05,626 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-13 14:39:05,626 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2024-11-13 14:39:05,627 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 20 transitions. [2024-11-13 14:39:05,627 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:39:05,627 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2024-11-13 14:39:05,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 20 transitions. [2024-11-13 14:39:05,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 13. [2024-11-13 14:39:05,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 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 14:39:05,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 18 transitions. [2024-11-13 14:39:05,628 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2024-11-13 14:39:05,629 INFO L424 stractBuchiCegarLoop]: Abstraction has 13 states and 18 transitions. [2024-11-13 14:39:05,629 INFO L331 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-13 14:39:05,629 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 18 transitions. [2024-11-13 14:39:05,629 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 14:39:05,629 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:39:05,629 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:39:05,630 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-13 14:39:05,630 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 14:39:05,630 INFO L745 eck$LassoCheckResult]: Stem: 199#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 200#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1;havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet14#1, main_#t~nondet15#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~short7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 202#L555-5 call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 >= 0; 204#L555-1 assume !test_fun_#t~short7#1; 193#L555-3 assume !!test_fun_#t~short7#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;call write~int#2(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 194#L558-3 [2024-11-13 14:39:05,630 INFO L747 eck$LassoCheckResult]: Loop: 194#L558-3 call test_fun_#t~mem9#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem10#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 197#L558-1 assume !!(test_fun_#t~mem9#1 > test_fun_#t~mem10#1);havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem10#1;call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(1 + test_fun_#t~mem11#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 194#L558-3 [2024-11-13 14:39:05,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:05,631 INFO L85 PathProgramCache]: Analyzing trace with hash 28694857, now seen corresponding path program 1 times [2024-11-13 14:39:05,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:05,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589886735] [2024-11-13 14:39:05,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:05,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:05,726 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 14:39:05,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:39:05,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589886735] [2024-11-13 14:39:05,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589886735] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:39:05,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:39:05,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 14:39:05,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952973512] [2024-11-13 14:39:05,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:39:05,726 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:39:05,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:05,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1638, now seen corresponding path program 1 times [2024-11-13 14:39:05,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:05,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239237905] [2024-11-13 14:39:05,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:05,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:05,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-13 14:39:05,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:05,743 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:05,749 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:05,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:39:05,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 14:39:05,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 14:39:05,835 INFO L87 Difference]: Start difference. First operand 13 states and 18 transitions. cyclomatic complexity: 7 Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 states have internal predecessors, (5), 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 14:39:05,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:39:05,845 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2024-11-13 14:39:05,845 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2024-11-13 14:39:05,846 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 14:39:05,846 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 13 states and 16 transitions. [2024-11-13 14:39:05,846 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-11-13 14:39:05,847 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-11-13 14:39:05,847 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 16 transitions. [2024-11-13 14:39:05,847 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:39:05,847 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2024-11-13 14:39:05,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 16 transitions. [2024-11-13 14:39:05,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-13 14:39:05,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 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 14:39:05,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2024-11-13 14:39:05,848 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2024-11-13 14:39:05,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 14:39:05,850 INFO L424 stractBuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2024-11-13 14:39:05,850 INFO L331 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-13 14:39:05,850 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 16 transitions. [2024-11-13 14:39:05,850 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 14:39:05,851 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:39:05,851 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:39:05,851 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-13 14:39:05,851 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 14:39:05,851 INFO L745 eck$LassoCheckResult]: Stem: 233#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 234#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1;havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet14#1, main_#t~nondet15#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~short7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 236#L555-5 call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 >= 0; 238#L555-1 assume test_fun_#t~short7#1;call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem6#1 < 2147483647; 227#L555-3 assume !!test_fun_#t~short7#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;call write~int#2(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 228#L558-3 [2024-11-13 14:39:05,852 INFO L747 eck$LassoCheckResult]: Loop: 228#L558-3 call test_fun_#t~mem9#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem10#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 231#L558-1 assume !!(test_fun_#t~mem9#1 > test_fun_#t~mem10#1);havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem10#1;call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(1 + test_fun_#t~mem11#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 228#L558-3 [2024-11-13 14:39:05,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:05,852 INFO L85 PathProgramCache]: Analyzing trace with hash 28694795, now seen corresponding path program 1 times [2024-11-13 14:39:05,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:05,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088087836] [2024-11-13 14:39:05,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:05,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:05,879 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:05,898 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:05,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:05,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1638, now seen corresponding path program 2 times [2024-11-13 14:39:05,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:05,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251261019] [2024-11-13 14:39:05,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:05,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:05,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:05,927 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:05,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:05,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1805894896, now seen corresponding path program 1 times [2024-11-13 14:39:05,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:05,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694699045] [2024-11-13 14:39:05,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:05,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:05,956 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:06,000 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:07,252 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:39:07,253 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:39:07,253 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:39:07,253 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:39:07,253 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:39:07,253 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:07,253 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:39:07,253 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:39:07,253 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.02-alloca.i_Iteration4_Lasso [2024-11-13 14:39:07,253 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:39:07,253 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:39:07,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,263 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,749 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,753 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,760 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,763 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,767 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,770 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,776 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,781 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,784 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,793 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:07,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:08,261 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:39:08,261 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:39:08,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:08,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:08,264 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:08,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-13 14:39:08,267 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 14:39:08,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:08,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:08,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:08,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:08,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:08,282 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:08,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:08,283 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:08,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-13 14:39:08,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:08,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:08,301 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:08,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-13 14:39:08,302 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 14:39:08,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:08,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:08,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:08,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:08,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:08,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:08,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:08,319 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:08,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-13 14:39:08,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:08,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:08,339 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:08,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-13 14:39:08,341 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 14:39:08,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:08,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:08,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:08,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:08,360 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:08,360 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:08,369 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:08,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-13 14:39:08,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:08,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:08,394 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:08,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-13 14:39:08,399 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 14:39:08,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:08,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:08,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:08,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:08,423 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:08,423 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:08,433 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:08,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-13 14:39:08,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:08,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:08,457 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:08,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-13 14:39:08,461 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 14:39:08,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:08,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:08,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:08,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:08,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:08,483 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:08,495 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:08,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-13 14:39:08,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:08,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:08,519 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:08,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-13 14:39:08,523 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 14:39:08,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:08,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:08,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:08,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:08,546 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:08,546 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:08,554 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:08,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-13 14:39:08,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:08,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:08,579 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:08,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-13 14:39:08,583 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 14:39:08,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:08,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:08,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:08,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:08,603 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:08,604 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:08,608 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:08,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-13 14:39:08,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:08,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:08,633 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:08,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-13 14:39:08,635 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 14:39:08,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:08,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:08,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:08,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:08,656 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:08,656 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:08,665 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:08,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-13 14:39:08,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:08,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:08,683 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:08,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-13 14:39:08,685 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 14:39:08,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:08,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:08,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:08,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:08,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:08,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:08,710 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:08,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-13 14:39:08,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:08,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:08,728 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:08,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-13 14:39:08,730 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 14:39:08,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:08,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:08,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:08,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:08,753 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:08,753 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:08,764 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:39:08,781 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2024-11-13 14:39:08,781 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-11-13 14:39:08,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:08,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:08,784 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:08,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-13 14:39:08,787 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:39:08,806 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 14:39:08,807 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:39:08,807 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_2, v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_2) = -1*v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_2 + 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_2 Supporting invariants [] [2024-11-13 14:39:08,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-13 14:39:08,900 INFO L156 tatePredicateManager]: 16 out of 16 supporting invariants were superfluous and have been removed [2024-11-13 14:39:08,902 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-13 14:39:08,902 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-13 14:39:08,902 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] [2024-11-13 14:39:08,902 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-13 14:39:08,902 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-13 14:39:08,902 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] [2024-11-13 14:39:08,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:08,970 INFO L255 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 14:39:08,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:08,994 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 14:39:08,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:09,024 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 14:39:09,025 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-13 14:39:09,025 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 14:39:09,076 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 36 states and 42 transitions. Complement of second has 7 states. [2024-11-13 14:39:09,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-13 14:39:09,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 14:39:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2024-11-13 14:39:09,078 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 5 letters. Loop has 2 letters. [2024-11-13 14:39:09,078 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:39:09,078 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 7 letters. Loop has 2 letters. [2024-11-13 14:39:09,078 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:39:09,078 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 5 letters. Loop has 4 letters. [2024-11-13 14:39:09,078 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:39:09,078 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 42 transitions. [2024-11-13 14:39:09,080 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 14:39:09,080 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 24 states and 28 transitions. [2024-11-13 14:39:09,080 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-11-13 14:39:09,080 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2024-11-13 14:39:09,080 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 28 transitions. [2024-11-13 14:39:09,080 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:39:09,081 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 28 transitions. [2024-11-13 14:39:09,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 28 transitions. [2024-11-13 14:39:09,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 18. [2024-11-13 14:39:09,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 17 states have internal predecessors, (21), 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 14:39:09,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 21 transitions. [2024-11-13 14:39:09,083 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2024-11-13 14:39:09,083 INFO L424 stractBuchiCegarLoop]: Abstraction has 18 states and 21 transitions. [2024-11-13 14:39:09,083 INFO L331 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-13 14:39:09,083 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 21 transitions. [2024-11-13 14:39:09,083 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 14:39:09,083 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:39:09,083 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:39:09,084 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1] [2024-11-13 14:39:09,084 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 14:39:09,084 INFO L745 eck$LassoCheckResult]: Stem: 390#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 391#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1;havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet14#1, main_#t~nondet15#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~short7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 394#L555-5 call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 >= 0; 395#L555-1 assume test_fun_#t~short7#1;call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem6#1 < 2147483647; 401#L555-3 assume !!test_fun_#t~short7#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;call write~int#2(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 393#L558-3 call test_fun_#t~mem9#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem10#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 400#L558-1 assume !(test_fun_#t~mem9#1 > test_fun_#t~mem10#1);havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem10#1; 399#L558-4 call test_fun_#t~mem12#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem12#1 - 2, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1; 396#L555-5 call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 >= 0; 398#L555-1 assume test_fun_#t~short7#1;call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem6#1 < 2147483647; 384#L555-3 assume !!test_fun_#t~short7#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;call write~int#2(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 385#L558-3 [2024-11-13 14:39:09,084 INFO L747 eck$LassoCheckResult]: Loop: 385#L558-3 call test_fun_#t~mem9#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem10#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 388#L558-1 assume !!(test_fun_#t~mem9#1 > test_fun_#t~mem10#1);havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem10#1;call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(1 + test_fun_#t~mem11#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 385#L558-3 [2024-11-13 14:39:09,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:09,084 INFO L85 PathProgramCache]: Analyzing trace with hash -1186375490, now seen corresponding path program 2 times [2024-11-13 14:39:09,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:09,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999881358] [2024-11-13 14:39:09,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:09,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:09,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-13 14:39:09,581 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:39:09,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:39:09,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [999881358] [2024-11-13 14:39:09,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [999881358] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:39:09,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:39:09,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 14:39:09,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787809564] [2024-11-13 14:39:09,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:39:09,583 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 14:39:09,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:09,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1638, now seen corresponding path program 3 times [2024-11-13 14:39:09,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:09,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394097587] [2024-11-13 14:39:09,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:09,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:09,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:09,604 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:09,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:39:09,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 14:39:09,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-13 14:39:09,754 INFO L87 Difference]: Start difference. First operand 18 states and 21 transitions. cyclomatic complexity: 6 Second operand has 7 states, 7 states have (on average 1.5714285714285714) internal successors, (11), 7 states have internal predecessors, (11), 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 14:39:09,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:39:09,850 INFO L93 Difference]: Finished difference Result 29 states and 33 transitions. [2024-11-13 14:39:09,851 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 33 transitions. [2024-11-13 14:39:09,852 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 14:39:09,852 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 24 states and 27 transitions. [2024-11-13 14:39:09,852 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-11-13 14:39:09,853 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2024-11-13 14:39:09,853 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 27 transitions. [2024-11-13 14:39:09,853 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:39:09,853 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 27 transitions. [2024-11-13 14:39:09,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 27 transitions. [2024-11-13 14:39:09,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 21. [2024-11-13 14:39:09,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 20 states have internal predecessors, (24), 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 14:39:09,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2024-11-13 14:39:09,855 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-11-13 14:39:09,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 14:39:09,857 INFO L424 stractBuchiCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-11-13 14:39:09,857 INFO L331 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-13 14:39:09,858 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 24 transitions. [2024-11-13 14:39:09,858 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 14:39:09,858 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:39:09,858 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:39:09,859 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1] [2024-11-13 14:39:09,859 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 14:39:09,859 INFO L745 eck$LassoCheckResult]: Stem: 455#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 456#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1;havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet14#1, main_#t~nondet15#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~short7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 458#L555-5 call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 >= 0; 459#L555-1 assume test_fun_#t~short7#1;call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem6#1 < 2147483647; 469#L555-3 assume !!test_fun_#t~short7#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;call write~int#2(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 468#L558-3 call test_fun_#t~mem9#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem10#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 467#L558-1 assume !!(test_fun_#t~mem9#1 > test_fun_#t~mem10#1);havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem10#1;call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(1 + test_fun_#t~mem11#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 466#L558-3 call test_fun_#t~mem9#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem10#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 464#L558-1 assume !(test_fun_#t~mem9#1 > test_fun_#t~mem10#1);havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem10#1; 463#L558-4 call test_fun_#t~mem12#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem12#1 - 2, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1; 460#L555-5 call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 >= 0; 462#L555-1 assume test_fun_#t~short7#1;call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem6#1 < 2147483647; 449#L555-3 assume !!test_fun_#t~short7#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;call write~int#2(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 450#L558-3 [2024-11-13 14:39:09,859 INFO L747 eck$LassoCheckResult]: Loop: 450#L558-3 call test_fun_#t~mem9#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem10#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 453#L558-1 assume !!(test_fun_#t~mem9#1 > test_fun_#t~mem10#1);havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem10#1;call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(1 + test_fun_#t~mem11#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 450#L558-3 [2024-11-13 14:39:09,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:09,860 INFO L85 PathProgramCache]: Analyzing trace with hash -405928733, now seen corresponding path program 1 times [2024-11-13 14:39:09,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:09,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820616667] [2024-11-13 14:39:09,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:09,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:09,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:09,960 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:09,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:09,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1638, now seen corresponding path program 4 times [2024-11-13 14:39:09,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:09,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471305296] [2024-11-13 14:39:09,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:09,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:09,973 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:09,979 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:09,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:09,980 INFO L85 PathProgramCache]: Analyzing trace with hash 744512200, now seen corresponding path program 2 times [2024-11-13 14:39:09,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:09,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704257383] [2024-11-13 14:39:09,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:09,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:10,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:10,826 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:39:10,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:39:10,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704257383] [2024-11-13 14:39:10,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704257383] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:39:10,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [315534040] [2024-11-13 14:39:10,827 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 14:39:10,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:39:10,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:10,830 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:39:10,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2024-11-13 14:39:10,959 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 14:39:10,959 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 14:39:10,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 14:39:10,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:10,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 14:39:10,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-13 14:39:11,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 17 [2024-11-13 14:39:11,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2024-11-13 14:39:11,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 13 [2024-11-13 14:39:11,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-13 14:39:11,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-13 14:39:11,208 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:39:11,208 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:39:11,325 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2024-11-13 14:39:11,353 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:39:11,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [315534040] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:39:11,353 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:39:11,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 18 [2024-11-13 14:39:11,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [23180817] [2024-11-13 14:39:11,354 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:39:11,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:39:11,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-13 14:39:11,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=264, Unknown=0, NotChecked=0, Total=342 [2024-11-13 14:39:11,442 INFO L87 Difference]: Start difference. First operand 21 states and 24 transitions. cyclomatic complexity: 6 Second operand has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 19 states have internal predecessors, (31), 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 14:39:11,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:39:11,597 INFO L93 Difference]: Finished difference Result 41 states and 45 transitions. [2024-11-13 14:39:11,598 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 45 transitions. [2024-11-13 14:39:11,601 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 14:39:11,603 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 30 states and 33 transitions. [2024-11-13 14:39:11,603 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 14:39:11,607 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-13 14:39:11,607 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 33 transitions. [2024-11-13 14:39:11,607 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 14:39:11,607 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 33 transitions. [2024-11-13 14:39:11,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 33 transitions. [2024-11-13 14:39:11,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 25. [2024-11-13 14:39:11,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 states have internal predecessors, (28), 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 14:39:11,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2024-11-13 14:39:11,610 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 28 transitions. [2024-11-13 14:39:11,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 14:39:11,611 INFO L424 stractBuchiCegarLoop]: Abstraction has 25 states and 28 transitions. [2024-11-13 14:39:11,611 INFO L331 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-13 14:39:11,611 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 28 transitions. [2024-11-13 14:39:11,612 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 14:39:11,612 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 14:39:11,612 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 14:39:11,612 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 1, 1, 1, 1] [2024-11-13 14:39:11,612 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 14:39:11,613 INFO L745 eck$LassoCheckResult]: Stem: 628#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 629#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1;havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet14#1, main_#t~nondet15#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~short7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem10#1, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem13#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#1(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#2(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#0(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 631#L555-5 call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 >= 0; 632#L555-1 assume test_fun_#t~short7#1;call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem6#1 < 2147483647; 645#L555-3 assume !!test_fun_#t~short7#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;call write~int#2(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 644#L558-3 call test_fun_#t~mem9#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem10#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 630#L558-1 assume !!(test_fun_#t~mem9#1 > test_fun_#t~mem10#1);havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem10#1;call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(1 + test_fun_#t~mem11#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 626#L558-3 call test_fun_#t~mem9#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem10#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 627#L558-1 assume !!(test_fun_#t~mem9#1 > test_fun_#t~mem10#1);havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem10#1;call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(1 + test_fun_#t~mem11#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 641#L558-3 call test_fun_#t~mem9#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem10#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 637#L558-1 assume !(test_fun_#t~mem9#1 > test_fun_#t~mem10#1);havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem10#1; 636#L558-4 call test_fun_#t~mem12#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem12#1 - 2, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1; 633#L555-5 call test_fun_#t~mem5#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem5#1 >= 0; 635#L555-1 assume test_fun_#t~short7#1;call test_fun_#t~mem6#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short7#1 := test_fun_#t~mem6#1 < 2147483647; 621#L555-3 assume !!test_fun_#t~short7#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short7#1;call test_fun_#t~mem8#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(1 + test_fun_#t~mem8#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;call write~int#2(1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 622#L558-3 [2024-11-13 14:39:11,616 INFO L747 eck$LassoCheckResult]: Loop: 622#L558-3 call test_fun_#t~mem9#1 := read~int#1(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem10#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 625#L558-1 assume !!(test_fun_#t~mem9#1 > test_fun_#t~mem10#1);havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem10#1;call test_fun_#t~mem11#1 := read~int#2(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(1 + test_fun_#t~mem11#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 622#L558-3 [2024-11-13 14:39:11,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:11,617 INFO L85 PathProgramCache]: Analyzing trace with hash -2015872056, now seen corresponding path program 3 times [2024-11-13 14:39:11,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:11,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915511922] [2024-11-13 14:39:11,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:11,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:11,663 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:11,703 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:11,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:11,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1638, now seen corresponding path program 5 times [2024-11-13 14:39:11,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:11,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175123624] [2024-11-13 14:39:11,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:11,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:11,718 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:11,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:11,726 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:11,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:11,728 INFO L85 PathProgramCache]: Analyzing trace with hash -222794643, now seen corresponding path program 4 times [2024-11-13 14:39:11,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:39:11,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397621658] [2024-11-13 14:39:11,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:39:11,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:39:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:11,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 14:39:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 14:39:11,807 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 14:39:16,204 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 14:39:16,204 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 14:39:16,204 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 14:39:16,204 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 14:39:16,204 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 14:39:16,204 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:16,204 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 14:39:16,204 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 14:39:16,204 INFO L132 ssoRankerPreferences]: Filename of dumped script: c.02-alloca.i_Iteration7_Lasso [2024-11-13 14:39:16,204 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 14:39:16,204 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 14:39:16,207 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,210 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,213 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,215 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,221 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,224 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,226 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,234 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 14:39:16,990 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 14:39:16,990 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 14:39:16,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:16,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:16,993 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-13 14:39:17,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:39:17,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:17,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:17,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:17,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:17,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:17,030 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:17,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:17,032 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:17,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-13 14:39:17,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:17,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:17,050 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-13 14:39:17,052 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 14:39:17,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:17,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:17,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:17,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:17,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:17,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:17,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:17,069 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:17,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-13 14:39:17,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:17,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:17,085 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-13 14:39:17,087 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 14:39:17,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:17,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:17,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:17,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:17,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:17,101 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:17,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:17,103 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:17,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-13 14:39:17,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:17,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:17,121 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-13 14:39:17,124 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 14:39:17,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:17,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:17,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:17,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:17,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:17,140 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:17,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:17,142 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:17,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-13 14:39:17,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:17,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:17,159 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-13 14:39:17,161 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 14:39:17,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:17,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:17,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:17,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:17,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:17,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:17,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:17,177 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:17,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-13 14:39:17,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:17,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:17,194 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-13 14:39:17,196 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 14:39:17,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:17,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:17,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:17,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:17,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:17,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:17,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:17,214 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:17,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-13 14:39:17,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:17,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:17,233 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-13 14:39:17,235 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 14:39:17,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:17,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:17,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:17,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:17,250 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:17,250 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:17,254 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:17,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-13 14:39:17,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:17,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:17,276 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-13 14:39:17,278 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 14:39:17,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:17,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:17,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:17,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:17,292 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:17,292 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:17,296 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:17,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-13 14:39:17,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:17,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:17,311 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-13 14:39:17,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 14:39:17,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:17,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 14:39:17,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:17,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:17,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:17,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 14:39:17,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 14:39:17,327 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:17,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-13 14:39:17,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:17,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:17,342 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-13 14:39:17,344 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 14:39:17,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:17,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:17,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:17,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:17,362 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:17,362 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:17,366 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:17,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-13 14:39:17,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:17,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:17,389 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-13 14:39:17,392 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 14:39:17,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:17,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:17,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:17,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:17,412 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:17,413 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:17,421 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 14:39:17,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-13 14:39:17,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:17,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:17,439 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-13 14:39:17,440 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 14:39:17,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 14:39:17,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 14:39:17,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 14:39:17,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 14:39:17,456 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 14:39:17,456 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 14:39:17,464 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 14:39:17,481 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-13 14:39:17,481 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-13 14:39:17,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 14:39:17,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:39:17,484 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 14:39:17,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-13 14:39:17,486 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 14:39:17,499 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 14:39:17,499 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 14:39:17,499 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_3, v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_3) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_3 - 1*v_rep(select (select #memory_int#2 ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_3 Supporting invariants [] [2024-11-13 14:39:17,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-13 14:39:17,598 INFO L156 tatePredicateManager]: 21 out of 21 supporting invariants were superfluous and have been removed [2024-11-13 14:39:17,600 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-13 14:39:17,600 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-13 14:39:17,600 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] [2024-11-13 14:39:17,600 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-13 14:39:17,600 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-13 14:39:17,600 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] [2024-11-13 14:39:17,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:17,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 14:39:17,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:17,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 14:39:17,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:17,734 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 14:39:17,735 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-13 14:39:17,735 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 28 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 14:39:17,782 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 28 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 40 states and 45 transitions. Complement of second has 7 states. [2024-11-13 14:39:17,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-13 14:39:17,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 14:39:17,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2024-11-13 14:39:17,786 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 15 letters. Loop has 2 letters. [2024-11-13 14:39:17,786 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:39:17,786 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 14:39:17,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:17,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 14:39:17,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:17,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:17,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 14:39:17,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:17,917 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 14:39:17,918 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-13 14:39:17,918 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 28 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 14:39:17,953 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 28 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 40 states and 45 transitions. Complement of second has 7 states. [2024-11-13 14:39:17,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-13 14:39:17,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 14:39:17,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2024-11-13 14:39:17,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 15 letters. Loop has 2 letters. [2024-11-13 14:39:17,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:39:17,955 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 14:39:17,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:39:18,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:18,024 INFO L255 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 14:39:18,025 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:39:18,065 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 14:39:18,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:39:18,095 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 14:39:18,096 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-13 14:39:18,096 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 28 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 14:39:18,157 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 28 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 39 states and 45 transitions. Complement of second has 6 states. [2024-11-13 14:39:18,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-13 14:39:18,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 14:39:18,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 16 transitions. [2024-11-13 14:39:18,161 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 15 letters. Loop has 2 letters. [2024-11-13 14:39:18,161 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:39:18,161 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 17 letters. Loop has 2 letters. [2024-11-13 14:39:18,162 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:39:18,162 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 15 letters. Loop has 4 letters. [2024-11-13 14:39:18,162 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 14:39:18,162 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 45 transitions. [2024-11-13 14:39:18,163 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 14:39:18,164 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 0 states and 0 transitions. [2024-11-13 14:39:18,166 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 14:39:18,166 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 14:39:18,166 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 14:39:18,166 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 14:39:18,166 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 14:39:18,166 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 14:39:18,167 INFO L424 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 14:39:18,167 INFO L331 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-13 14:39:18,167 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-13 14:39:18,167 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 14:39:18,167 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 14:39:18,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 02:39:18 BoogieIcfgContainer [2024-11-13 14:39:18,179 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 14:39:18,180 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:39:18,180 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:39:18,180 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:39:18,181 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:39:00" (3/4) ... [2024-11-13 14:39:18,184 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 14:39:18,184 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:39:18,186 INFO L158 Benchmark]: Toolchain (without parser) took 19209.56ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 92.8MB in the beginning and 239.5MB in the end (delta: -146.7MB). Peak memory consumption was 87.5MB. Max. memory is 16.1GB. [2024-11-13 14:39:18,186 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:39:18,186 INFO L158 Benchmark]: CACSL2BoogieTranslator took 587.00ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 76.6MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 14:39:18,187 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.06ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 75.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:39:18,187 INFO L158 Benchmark]: Boogie Preprocessor took 74.73ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 73.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:39:18,188 INFO L158 Benchmark]: RCFGBuilder took 428.74ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 60.9MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 14:39:18,188 INFO L158 Benchmark]: BuchiAutomizer took 18052.10ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 60.5MB in the beginning and 239.6MB in the end (delta: -179.0MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2024-11-13 14:39:18,189 INFO L158 Benchmark]: Witness Printer took 4.57ms. Allocated memory is still 352.3MB. Free memory was 239.6MB in the beginning and 239.5MB in the end (delta: 72.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:39:18,191 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 167.8MB. Free memory is still 104.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 587.00ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 76.6MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.06ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 75.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 74.73ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 73.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 428.74ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 60.9MB in the end (delta: 12.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 18052.10ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 60.5MB in the beginning and 239.6MB in the end (delta: -179.0MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. * Witness Printer took 4.57ms. Allocated memory is still 352.3MB. Free memory was 239.6MB in the beginning and 239.5MB in the end (delta: 72.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 7 terminating modules (4 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 5 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 4 locations. 4 modules have a trivial ranking function, the largest among these consists of 19 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.9s and 8 iterations. TraceHistogramMax:3. Analysis of lassos took 16.4s. Construction of modules took 0.2s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 5. Automata minimization 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 16 StatesRemovedByMinimization, 4 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 [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 65 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 60 mSDsluCounter, 101 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 27 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 211 IncrementalHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 27 mSolverCounterUnsat, 63 mSDtfsCounter, 211 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU2 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital210 mio100 ax108 hnf100 lsp91 ukn69 mio100 lsp25 div100 bol100 ite100 ukn100 eq161 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-13 14:39:18,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-13 14:39:18,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2024-11-13 14:39:18,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa81779-9e64-4a3f-b650-1df52023363d/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 Writing output log to file Ultimate.log Result: TRUE