./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-lit/bhmr2007.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-lit/bhmr2007.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 07cb9038cdaf0e413365ff784390031a7ba733892c02a00ed18b47b0bbaf3c4d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:43:17,971 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:43:18,075 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-28 03:43:18,083 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:43:18,084 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:43:18,120 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:43:18,121 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:43:18,121 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:43:18,121 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:43:18,121 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:43:18,122 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:43:18,122 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:43:18,122 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:43:18,122 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 03:43:18,122 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 03:43:18,122 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 03:43:18,122 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 03:43:18,123 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 03:43:18,124 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 03:43:18,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:43:18,125 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 03:43:18,125 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:43:18,125 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:43:18,125 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:43:18,125 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:43:18,126 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 03:43:18,126 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 03:43:18,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 03:43:18,126 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:43:18,126 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:43:18,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:43:18,127 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 03:43:18,127 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:43:18,127 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:43:18,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:43:18,127 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:43:18,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:43:18,127 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 03:43:18,128 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 03:43:18,128 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_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07cb9038cdaf0e413365ff784390031a7ba733892c02a00ed18b47b0bbaf3c4d [2024-11-28 03:43:18,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:43:18,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:43:18,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:43:18,478 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:43:18,478 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:43:18,479 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/loop-lit/bhmr2007.i [2024-11-28 03:43:21,582 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/data/6147528d1/465b61bfc3464215bad75dd715d9a098/FLAG2c7ee438a [2024-11-28 03:43:21,925 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:43:21,927 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/sv-benchmarks/c/loop-lit/bhmr2007.i [2024-11-28 03:43:21,955 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/data/6147528d1/465b61bfc3464215bad75dd715d9a098/FLAG2c7ee438a [2024-11-28 03:43:21,983 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/data/6147528d1/465b61bfc3464215bad75dd715d9a098 [2024-11-28 03:43:21,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:43:21,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:43:21,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:43:21,994 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:43:22,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:43:22,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:43:21" (1/1) ... [2024-11-28 03:43:22,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32d08921 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22, skipping insertion in model container [2024-11-28 03:43:22,005 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:43:21" (1/1) ... [2024-11-28 03:43:22,025 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:43:22,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:43:22,287 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:43:22,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:43:22,338 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:43:22,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22 WrapperNode [2024-11-28 03:43:22,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:43:22,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:43:22,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:43:22,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:43:22,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,360 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,382 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2024-11-28 03:43:22,383 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:43:22,384 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:43:22,384 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:43:22,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:43:22,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,398 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,417 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 03:43:22,418 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,425 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,426 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,434 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,435 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:43:22,443 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:43:22,443 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:43:22,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:43:22,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (1/1) ... [2024-11-28 03:43:22,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:22,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:43:22,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:43:22,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 03:43:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:43:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:43:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:43:22,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:43:22,615 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:43:22,617 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:43:22,791 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-28 03:43:22,791 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:43:22,811 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:43:22,812 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 03:43:22,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:43:22 BoogieIcfgContainer [2024-11-28 03:43:22,813 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:43:22,815 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 03:43:22,815 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 03:43:22,825 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 03:43:22,826 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:43:22,826 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:43:21" (1/3) ... [2024-11-28 03:43:22,827 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3a1c26d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:43:22, skipping insertion in model container [2024-11-28 03:43:22,828 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:43:22,828 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:43:22" (2/3) ... [2024-11-28 03:43:22,828 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3a1c26d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:43:22, skipping insertion in model container [2024-11-28 03:43:22,828 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:43:22,828 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:43:22" (3/3) ... [2024-11-28 03:43:22,831 INFO L363 chiAutomizerObserver]: Analyzing ICFG bhmr2007.i [2024-11-28 03:43:22,909 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 03:43:22,909 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 03:43:22,910 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 03:43:22,910 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 03:43:22,910 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 03:43:22,910 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 03:43:22,911 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 03:43:22,911 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 03:43:22,918 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4) internal successors, (21), 15 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) [2024-11-28 03:43:22,939 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 03:43:22,940 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:43:22,941 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:43:22,947 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-28 03:43:22,948 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 03:43:22,948 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 03:43:22,949 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4) internal successors, (21), 15 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) [2024-11-28 03:43:22,950 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 03:43:22,950 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:43:22,951 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:43:22,951 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-28 03:43:22,951 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 03:43:22,962 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~nondet2#1, main_~i~0#1, main_~n~0#1, main_~a~0#1, main_~b~0#1;havoc main_~i~0#1;havoc main_~n~0#1;havoc main_~a~0#1;havoc main_~b~0#1;main_~i~0#1 := 0;main_~a~0#1 := 0;main_~b~0#1 := 0;havoc main_#t~nondet1#1;main_~n~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !!(main_~n~0#1 >= 0 && main_~n~0#1 <= 1000000);" [2024-11-28 03:43:22,964 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 < main_~n~0#1;" "havoc main_#t~nondet2#1;" "assume 0 != main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~a~0#1 := 1 + main_~a~0#1;main_~b~0#1 := 2 + main_~b~0#1;" "main_~i~0#1 := 1 + main_~i~0#1;" [2024-11-28 03:43:22,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:43:22,972 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2024-11-28 03:43:22,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:43:22,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621479282] [2024-11-28 03:43:22,987 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:43:22,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:43:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:43:23,115 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:43:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:43:23,155 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:43:23,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:43:23,161 INFO L85 PathProgramCache]: Analyzing trace with hash 1327785, now seen corresponding path program 1 times [2024-11-28 03:43:23,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:43:23,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694416510] [2024-11-28 03:43:23,163 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:43:23,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:43:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:43:23,180 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:43:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:43:23,195 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:43:23,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:43:23,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1806937548, now seen corresponding path program 1 times [2024-11-28 03:43:23,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:43:23,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442138424] [2024-11-28 03:43:23,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:43:23,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:43:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:43:23,229 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:43:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:43:23,253 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:43:23,432 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:43:23,432 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:43:23,433 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:43:23,433 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:43:23,433 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-28 03:43:23,433 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:23,433 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:43:23,433 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:43:23,434 INFO L132 ssoRankerPreferences]: Filename of dumped script: bhmr2007.i_Iteration1_Loop [2024-11-28 03:43:23,434 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:43:23,435 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:43:23,451 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:43:23,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:43:23,481 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:43:23,486 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:43:23,613 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:43:23,614 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-28 03:43:23,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:23,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:43:23,620 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:43:23,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 03:43:23,625 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:43:23,625 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:43:23,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-28 03:43:23,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:23,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:43:23,653 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:43:23,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 03:43:23,656 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-28 03:43:23,656 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:43:23,692 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-28 03:43:23,692 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~b~0#1=0} Honda state: {ULTIMATE.start_main_~b~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~b~0#1=6}, {ULTIMATE.start_main_~b~0#1=-2}, {ULTIMATE.start_main_~b~0#1=-2}] Lambdas: [1, 0, 1] Nus: [0, 1] [2024-11-28 03:43:23,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-28 03:43:23,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:23,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:43:23,704 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:43:23,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 03:43:23,708 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:43:23,709 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:43:23,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-28 03:43:23,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:23,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:43:23,742 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:43:23,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 03:43:23,747 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-28 03:43:23,747 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:43:23,785 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-28 03:43:23,785 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~a~0#1=0} Honda state: {ULTIMATE.start_main_~a~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~a~0#1=3}, {ULTIMATE.start_main_~a~0#1=-1}, {ULTIMATE.start_main_~a~0#1=-1}] Lambdas: [1, 0, 1] Nus: [0, 1] [2024-11-28 03:43:23,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-28 03:43:23,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:23,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:43:23,800 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:43:23,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 03:43:23,806 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:43:23,806 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:43:23,820 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-28 03:43:23,820 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2#1=0} Honda state: {ULTIMATE.start_main_#t~nondet2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-28 03:43:23,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-28 03:43:23,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:23,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:43:23,832 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:43:23,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 03:43:23,836 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:43:23,836 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:43:23,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-28 03:43:23,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:23,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:43:23,870 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:43:23,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 03:43:23,873 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-28 03:43:23,873 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:43:23,978 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-28 03:43:23,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-28 03:43:23,982 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:43:23,982 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:43:23,982 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:43:23,982 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:43:23,982 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 03:43:23,982 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:23,983 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:43:23,983 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:43:23,983 INFO L132 ssoRankerPreferences]: Filename of dumped script: bhmr2007.i_Iteration1_Loop [2024-11-28 03:43:23,983 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:43:23,983 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:43:23,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:43:23,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:43:24,000 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:43:24,011 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:43:24,078 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:43:24,083 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 03:43:24,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:24,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:43:24,087 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:43:24,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 03:43:24,091 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 [2024-11-28 03:43:24,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:43:24,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:43:24,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:43:24,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:43:24,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:43:24,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:43:24,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:43:24,121 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:43:24,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-28 03:43:24,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:24,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:43:24,131 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:43:24,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 03:43:24,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:43:24,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:43:24,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:43:24,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:43:24,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:43:24,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:43:24,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:43:24,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:43:24,162 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:43:24,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-28 03:43:24,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:24,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:43:24,176 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:43:24,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-28 03:43:24,179 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 [2024-11-28 03:43:24,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:43:24,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:43:24,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:43:24,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:43:24,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:43:24,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:43:24,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:43:24,197 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 03:43:24,206 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-28 03:43:24,210 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-28 03:43:24,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:43:24,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:43:24,216 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:43:24,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 03:43:24,225 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 03:43:24,225 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-28 03:43:24,226 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 03:43:24,226 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~n~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~n~0#1 Supporting invariants [] [2024-11-28 03:43:24,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-28 03:43:24,240 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-28 03:43:24,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:43:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:43:24,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 03:43:24,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:43:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:43:24,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 03:43:24,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:43:24,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:43:24,424 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 [2024-11-28 03:43:24,426 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4) internal successors, (21), 15 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) 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) [2024-11-28 03:43:24,496 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4) internal successors, (21), 15 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). 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 32 states and 41 transitions. Complement of second has 6 states. [2024-11-28 03:43:24,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 03:43:24,503 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) [2024-11-28 03:43:24,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 22 transitions. [2024-11-28 03:43:24,517 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 3 letters. Loop has 4 letters. [2024-11-28 03:43:24,518 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:43:24,519 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 7 letters. Loop has 4 letters. [2024-11-28 03:43:24,519 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:43:24,519 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 3 letters. Loop has 8 letters. [2024-11-28 03:43:24,519 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:43:24,520 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 41 transitions. [2024-11-28 03:43:24,524 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:43:24,527 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2024-11-28 03:43:24,528 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 03:43:24,529 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 03:43:24,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 03:43:24,531 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 03:43:24,531 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:43:24,531 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:43:24,532 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:43:24,532 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 03:43:24,532 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:43:24,532 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:43:24,532 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 03:43:24,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:43:24 BoogieIcfgContainer [2024-11-28 03:43:24,545 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 03:43:24,548 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:43:24,548 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:43:24,548 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:43:24,549 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:43:22" (3/4) ... [2024-11-28 03:43:24,553 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:43:24,554 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:43:24,555 INFO L158 Benchmark]: Toolchain (without parser) took 2565.09ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 102.5MB in the end (delta: 17.2MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-11-28 03:43:24,555 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:43:24,556 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.91ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 108.6MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:43:24,556 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.97ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:43:24,557 INFO L158 Benchmark]: Boogie Preprocessor took 57.62ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 106.4MB in the end (delta: 967.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:43:24,557 INFO L158 Benchmark]: RCFGBuilder took 370.50ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 96.5MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:43:24,557 INFO L158 Benchmark]: BuchiAutomizer took 1730.44ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 102.5MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:43:24,559 INFO L158 Benchmark]: Witness Printer took 6.38ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 102.5MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:43:24,563 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.91ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 108.6MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.97ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 57.62ms. Allocated memory is still 142.6MB. Free memory was 107.4MB in the beginning and 106.4MB in the end (delta: 967.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 370.50ms. Allocated memory is still 142.6MB. Free memory was 106.2MB in the beginning and 96.5MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 1730.44ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 102.5MB in the end (delta: -6.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.38ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 102.5MB in the end (delta: 21.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -1 * i) + n) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 9 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital22 mio100 ax100 hnf100 lsp54 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq150 hnf94 smp100 dnf100 smp100 tf111 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 35ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 2 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-28 03:43:24,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-28 03:43:24,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e58b6c0a-4019-49d8-9e14-34afe3496828/bin/uautomizer-verify-aQ6SnzHsRB/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