./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/terminator_03-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/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_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/terminator_03-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/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 32bit --witnessprinter.graph.data.programhash 29dc9e3729c830d8e3c5d3b9c1192e2e5ef8005db44043b0e7499e254bae8165 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:19:31,799 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:19:31,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-13 13:19:31,937 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:19:31,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:19:31,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:19:31,988 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:19:31,988 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:19:31,989 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:19:31,989 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:19:31,990 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:19:31,992 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:19:31,992 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:19:31,992 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 13:19:31,992 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 13:19:31,993 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 13:19:31,993 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 13:19:31,994 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 13:19:31,994 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 13:19:31,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:19:31,994 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 13:19:31,994 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:19:31,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:19:31,995 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:19:31,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:19:31,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 13:19:31,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 13:19:31,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 13:19:31,995 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:19:31,996 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 13:19:31,996 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:19:31,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:19:31,996 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 13:19:31,996 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:19:31,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:19:31,996 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:19:31,997 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:19:31,997 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:19:31,997 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 13:19:31,997 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_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29dc9e3729c830d8e3c5d3b9c1192e2e5ef8005db44043b0e7499e254bae8165 [2024-11-13 13:19:32,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:19:32,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:19:32,403 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:19:32,405 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:19:32,405 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:19:32,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/loops/terminator_03-2.i Unable to find full path for "g++" [2024-11-13 13:19:34,742 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:19:35,078 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:19:35,079 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/sv-benchmarks/c/loops/terminator_03-2.i [2024-11-13 13:19:35,092 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/data/5faeabe65/524b81d4176847b79e936fc81212f008/FLAGd584d69fa [2024-11-13 13:19:35,120 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/data/5faeabe65/524b81d4176847b79e936fc81212f008 [2024-11-13 13:19:35,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:19:35,129 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:19:35,131 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:19:35,131 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:19:35,137 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:19:35,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4daf2be5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35, skipping insertion in model container [2024-11-13 13:19:35,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,163 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:19:35,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:19:35,414 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:19:35,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:19:35,458 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:19:35,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35 WrapperNode [2024-11-13 13:19:35,459 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:19:35,461 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:19:35,461 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:19:35,461 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:19:35,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,503 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 33 [2024-11-13 13:19:35,505 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:19:35,506 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:19:35,507 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:19:35,507 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:19:35,520 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,520 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,522 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,536 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]. [2024-11-13 13:19:35,536 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,537 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,554 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:19:35,559 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:19:35,560 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:19:35,560 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:19:35,562 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (1/1) ... [2024-11-13 13:19:35,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:35,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:19:35,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:19:35,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 13:19:35,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:19:35,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 13:19:35,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:19:35,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:19:35,749 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:19:35,752 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:19:35,911 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 13:19:35,911 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:19:35,931 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:19:35,932 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 13:19:35,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:19:35 BoogieIcfgContainer [2024-11-13 13:19:35,933 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:19:35,934 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 13:19:35,934 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 13:19:35,942 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 13:19:35,943 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 13:19:35,943 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 01:19:35" (1/3) ... [2024-11-13 13:19:35,944 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6831dbf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 01:19:35, skipping insertion in model container [2024-11-13 13:19:35,945 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 13:19:35,946 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:19:35" (2/3) ... [2024-11-13 13:19:35,946 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6831dbf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 01:19:35, skipping insertion in model container [2024-11-13 13:19:35,946 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 13:19:35,947 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:19:35" (3/3) ... [2024-11-13 13:19:35,948 INFO L333 chiAutomizerObserver]: Analyzing ICFG terminator_03-2.i [2024-11-13 13:19:36,019 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 13:19:36,020 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 13:19:36,020 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 13:19:36,020 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 13:19:36,021 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 13:19:36,021 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 13:19:36,021 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 13:19:36,021 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 13:19:36,028 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:19:36,049 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-13 13:19:36,049 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:19:36,049 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:19:36,056 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-13 13:19:36,056 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-13 13:19:36,056 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 13:19:36,056 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:19:36,058 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-11-13 13:19:36,058 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:19:36,058 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:19:36,061 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-13 13:19:36,061 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-11-13 13:19:36,071 INFO L745 eck$LassoCheckResult]: Stem: 12#$Ultimate##0true 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(18, 2); 7#L-1true 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_~x~0#1, main_~y~0#1;havoc main_#t~nondet1#1;main_~x~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~y~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 11#L28true assume !!(main_~y~0#1 <= 1000000); 5#L29true assume main_~y~0#1 > 0; 4#L30-2true [2024-11-13 13:19:36,071 INFO L747 eck$LassoCheckResult]: Loop: 4#L30-2true assume !!(main_~x~0#1 < 100);main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 4#L30-2true [2024-11-13 13:19:36,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:19:36,077 INFO L85 PathProgramCache]: Analyzing trace with hash 925670, now seen corresponding path program 1 times [2024-11-13 13:19:36,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:19:36,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168592259] [2024-11-13 13:19:36,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:19:36,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:19:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:19:36,222 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:19:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:19:36,262 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:19:36,266 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:19:36,266 INFO L85 PathProgramCache]: Analyzing trace with hash 49, now seen corresponding path program 1 times [2024-11-13 13:19:36,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:19:36,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310864559] [2024-11-13 13:19:36,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:19:36,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:19:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:19:36,286 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:19:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:19:36,293 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:19:36,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:19:36,296 INFO L85 PathProgramCache]: Analyzing trace with hash 28695788, now seen corresponding path program 1 times [2024-11-13 13:19:36,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:19:36,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190243143] [2024-11-13 13:19:36,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:19:36,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:19:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:19:36,310 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:19:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:19:36,321 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:19:36,656 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:19:36,657 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:19:36,658 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:19:36,659 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:19:36,659 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:19:36,659 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:36,659 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:19:36,660 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:19:36,660 INFO L132 ssoRankerPreferences]: Filename of dumped script: terminator_03-2.i_Iteration1_Lasso [2024-11-13 13:19:36,660 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:19:36,660 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:19:36,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:19:36,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:19:36,747 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:19:36,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:19:36,782 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:19:36,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:19:36,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:19:36,844 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:19:37,108 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:19:37,115 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:19:37,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:37,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:19:37,122 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:19:37,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 13:19:37,125 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 13:19:37,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:19:37,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:19:37,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:19:37,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:19:37,157 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:19:37,157 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:19:37,168 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:19:37,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-13 13:19:37,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:37,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:19:37,196 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:19:37,201 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 13:19:37,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 13:19:37,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:19:37,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:19:37,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:19:37,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:19:37,228 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:19:37,229 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:19:37,241 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:19:37,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-13 13:19:37,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:37,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:19:37,266 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:19:37,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 13:19:37,269 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 13:19:37,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:19:37,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:19:37,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:19:37,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:19:37,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:19:37,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:19:37,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:19:37,296 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:19:37,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 13:19:37,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:37,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:19:37,322 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:19:37,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 13:19:37,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:19:37,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:19:37,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:19:37,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:19:37,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:19:37,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:19:37,369 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:19:37,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:19:37,372 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:19:37,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-13 13:19:37,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:37,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:19:37,398 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:19:37,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 13:19:37,402 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 13:19:37,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:19:37,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:19:37,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:19:37,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:19:37,429 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:19:37,430 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:19:37,441 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:19:37,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 13:19:37,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:37,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:19:37,471 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:19:37,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 13:19:37,474 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 13:19:37,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:19:37,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:19:37,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:19:37,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:19:37,496 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:19:37,496 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:19:37,506 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:19:37,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-13 13:19:37,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:37,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:19:37,532 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:19:37,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 13:19:37,535 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 13:19:37,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:19:37,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:19:37,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:19:37,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:19:37,560 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:19:37,560 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:19:37,575 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:19:37,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-13 13:19:37,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:37,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:19:37,602 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:19:37,606 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 13:19:37,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-13 13:19:37,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:19:37,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:19:37,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:19:37,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:19:37,626 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:19:37,626 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:19:37,633 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:19:37,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-13 13:19:37,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:37,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:19:37,659 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:19:37,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-13 13:19:37,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:19:37,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:19:37,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:19:37,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:19:37,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:19:37,686 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:19:37,686 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:19:37,695 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:19:37,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-13 13:19:37,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:37,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:19:37,722 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:19:37,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-13 13:19:37,725 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 13:19:37,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:19:37,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:19:37,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:19:37,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:19:37,750 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:19:37,750 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:19:37,771 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:19:37,788 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-13 13:19:37,795 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-13 13:19:37,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:19:37,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:19:37,807 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:19:37,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-13 13:19:37,810 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:19:37,832 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-11-13 13:19:37,832 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:19:37,833 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = -2*ULTIMATE.start_main_~x~0#1 + 199 Supporting invariants [1*ULTIMATE.start_main_~y~0#1 - 1 >= 0] [2024-11-13 13:19:37,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-13 13:19:37,873 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-13 13:19:37,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:19:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:19:37,957 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 13:19:37,958 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:19:37,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:19:37,986 WARN L253 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 13:19:37,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:19:37,993 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 13:19:38,035 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2024-11-13 13:19:38,039 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) 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 13:19:38,127 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). 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) Result 34 states and 44 transitions. Complement of second has 6 states. [2024-11-13 13:19:38,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-13 13:19:38,135 INFO L82 GeneralOperation]: Start removeUnreachable. 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 13:19:38,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 28 transitions. [2024-11-13 13:19:38,144 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 4 letters. Loop has 1 letters. [2024-11-13 13:19:38,146 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:19:38,146 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 5 letters. Loop has 1 letters. [2024-11-13 13:19:38,146 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:19:38,146 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-13 13:19:38,146 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:19:38,148 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 44 transitions. [2024-11-13 13:19:38,154 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 13:19:38,156 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 0 states and 0 transitions. [2024-11-13 13:19:38,157 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-13 13:19:38,157 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-13 13:19:38,158 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-13 13:19:38,158 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 13:19:38,158 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 13:19:38,158 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 13:19:38,158 INFO L424 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 13:19:38,158 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 13:19:38,158 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-13 13:19:38,159 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-13 13:19:38,159 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-13 13:19:38,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.11 01:19:38 BoogieIcfgContainer [2024-11-13 13:19:38,167 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-13 13:19:38,168 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 13:19:38,168 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 13:19:38,168 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 13:19:38,169 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:19:35" (3/4) ... [2024-11-13 13:19:38,172 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 13:19:38,173 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 13:19:38,174 INFO L158 Benchmark]: Toolchain (without parser) took 3049.47ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 70.0MB in the end (delta: 22.1MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2024-11-13 13:19:38,175 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:19:38,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.54ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 81.2MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:19:38,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.69ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:19:38,176 INFO L158 Benchmark]: Boogie Preprocessor took 51.70ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.1MB in the end (delta: 879.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:19:38,176 INFO L158 Benchmark]: RCFGBuilder took 374.16ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 70.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:19:38,177 INFO L158 Benchmark]: BuchiAutomizer took 2233.65ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 70.7MB in the end (delta: -449.2kB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-11-13 13:19:38,177 INFO L158 Benchmark]: Witness Printer took 5.26ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 70.0MB in the end (delta: 672.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:19:38,181 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.54ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 81.2MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.69ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.70ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.1MB in the end (delta: 879.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 374.16ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 70.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 2233.65ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 70.7MB in the end (delta: -449.2kB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Witness Printer took 5.26ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 70.0MB in the end (delta: 672.5kB). 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 (199 + ((long long) -2 * x)) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.8s. 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, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 13 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital58 mio100 ax100 hnf100 lsp29 ukn94 mio100 lsp100 div100 bol100 ite100 ukn100 eq137 hnf95 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 51ms 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 13:19:38,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-13 13:19:38,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87a3ce83-d44a-4c42-af3f-d9f1dfda506d/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