./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/test24-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/test24-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu --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 61e163c7079e2ec105ad677de51f27ac7eccc49ef492909c4fa51ebc02ead9b7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:49:52,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:49:53,112 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-19 07:49:53,122 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:49:53,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:49:53,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:49:53,169 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:49:53,169 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:49:53,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:49:53,176 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:49:53,177 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:49:53,177 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-19 07:49:53,178 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-19 07:49:53,180 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-19 07:49:53,180 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-19 07:49:53,181 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-19 07:49:53,181 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-19 07:49:53,182 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:49:53,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-19 07:49:53,183 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:49:53,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:49:53,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:49:53,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:49:53,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-19 07:49:53,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-19 07:49:53,187 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-19 07:49:53,188 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:49:53,188 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:49:53,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:49:53,189 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-19 07:49:53,190 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:49:53,191 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:49:53,191 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:49:53,191 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:49:53,192 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:49:53,192 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-19 07:49:53,193 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61e163c7079e2ec105ad677de51f27ac7eccc49ef492909c4fa51ebc02ead9b7 [2023-11-19 07:49:53,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:49:53,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:49:53,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:49:53,490 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:49:53,490 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:49:53,492 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-regression/test24-1.c [2023-11-19 07:49:56,755 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:49:56,977 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:49:56,978 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/sv-benchmarks/c/ldv-regression/test24-1.c [2023-11-19 07:49:56,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/data/f4ce2da70/a12e59f4b35847f5a0f66abdb17b6e0e/FLAG3abef1784 [2023-11-19 07:49:57,002 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/data/f4ce2da70/a12e59f4b35847f5a0f66abdb17b6e0e [2023-11-19 07:49:57,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:49:57,007 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:49:57,008 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:49:57,008 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:49:57,014 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:49:57,015 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,016 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bdbfa9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57, skipping insertion in model container [2023-11-19 07:49:57,016 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,038 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:49:57,249 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:49:57,263 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:49:57,281 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:49:57,296 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:49:57,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57 WrapperNode [2023-11-19 07:49:57,297 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:49:57,298 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:49:57,298 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:49:57,298 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:49:57,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,338 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2023-11-19 07:49:57,339 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:49:57,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:49:57,340 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:49:57,341 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:49:57,350 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,354 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,354 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,371 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,376 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,384 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,385 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,389 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:49:57,391 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:49:57,391 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:49:57,391 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:49:57,392 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57" (1/1) ... [2023-11-19 07:49:57,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:49:57,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:49:57,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:49:57,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-19 07:49:57,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:49:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:49:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:49:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:49:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:49:57,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:49:57,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:49:57,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:49:57,549 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:49:57,552 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:49:57,691 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:49:57,699 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:49:57,699 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:49:57,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:49:57 BoogieIcfgContainer [2023-11-19 07:49:57,703 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:49:57,704 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-19 07:49:57,704 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-19 07:49:57,708 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-19 07:49:57,709 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:49:57,709 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:49:57" (1/3) ... [2023-11-19 07:49:57,711 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@27aa0c9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:49:57, skipping insertion in model container [2023-11-19 07:49:57,711 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:49:57,711 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:49:57" (2/3) ... [2023-11-19 07:49:57,712 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@27aa0c9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:49:57, skipping insertion in model container [2023-11-19 07:49:57,712 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-19 07:49:57,712 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:49:57" (3/3) ... [2023-11-19 07:49:57,713 INFO L332 chiAutomizerObserver]: Analyzing ICFG test24-1.c [2023-11-19 07:49:57,771 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-19 07:49:57,771 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-19 07:49:57,772 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-19 07:49:57,772 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-19 07:49:57,772 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-19 07:49:57,772 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-19 07:49:57,772 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-19 07:49:57,773 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-19 07:49:57,777 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:49:57,796 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:49:57,796 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:49:57,797 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:49:57,804 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-19 07:49:57,805 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:49:57,805 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-19 07:49:57,806 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 14 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:49:57,809 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-19 07:49:57,810 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-19 07:49:57,810 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-19 07:49:57,810 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-19 07:49:57,811 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-19 07:49:57,819 INFO L748 eck$LassoCheckResult]: Stem: 10#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3); 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~mem6#1, main_#t~pre8#1, main_#t~mem7#1, main_#t~ret9#1, main_~#ad1~0#1.base, main_~#ad1~0#1.offset, main_~ad2~0#1.base, main_~ad2~0#1.offset, main_~i~0#1, main_~pa~0#1.base, main_~pa~0#1.offset;call main_~#ad1~0#1.base, main_~#ad1~0#1.offset := #Ultimate.allocOnStack(80);havoc main_~ad2~0#1.base, main_~ad2~0#1.offset;havoc main_~i~0#1;havoc main_~pa~0#1.base, main_~pa~0#1.offset;havoc main_#t~nondet5#1;main_~i~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 11#L23true assume main_~i~0#1 >= 0 && main_~i~0#1 < 10;main_~ad2~0#1.base, main_~ad2~0#1.offset := main_~#ad1~0#1.base, main_~#ad1~0#1.offset;call write~int(main_~i~0#1, main_~#ad1~0#1.base, main_~#ad1~0#1.offset + 8 * main_~i~0#1, 4);main_~pa~0#1.base, main_~pa~0#1.offset := main_~#ad1~0#1.base, main_~#ad1~0#1.offset + 8 * main_~i~0#1;call main_#t~mem6#1 := read~int(main_~ad2~0#1.base, main_~ad2~0#1.offset + 8 * main_~i~0#1, 4);main_~i~0#1 := main_#t~mem6#1 - 10;havoc main_#t~mem6#1; 13#L28-3true [2023-11-19 07:49:57,820 INFO L750 eck$LassoCheckResult]: Loop: 13#L28-3true call main_#t~mem7#1 := read~int(main_~pa~0#1.base, main_~pa~0#1.offset, 4); 9#L28-1true assume !!(main_~i~0#1 < main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~pre8#1 := 1 + main_~i~0#1;main_~i~0#1 := 1 + main_~i~0#1;havoc main_#t~pre8#1; 13#L28-3true [2023-11-19 07:49:57,826 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:49:57,827 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2023-11-19 07:49:57,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:49:57,838 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141050828] [2023-11-19 07:49:57,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:49:57,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:49:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:49:58,006 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:49:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:49:58,051 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:49:58,054 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:49:58,055 INFO L85 PathProgramCache]: Analyzing trace with hash 1286, now seen corresponding path program 1 times [2023-11-19 07:49:58,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:49:58,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166086805] [2023-11-19 07:49:58,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:49:58,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:49:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:49:58,065 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:49:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:49:58,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:49:58,074 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:49:58,075 INFO L85 PathProgramCache]: Analyzing trace with hash 28693863, now seen corresponding path program 1 times [2023-11-19 07:49:58,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:49:58,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157425454] [2023-11-19 07:49:58,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:49:58,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:49:58,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:49:58,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:49:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:49:58,133 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:49:58,861 INFO L210 LassoAnalysis]: Preferences: [2023-11-19 07:49:58,862 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-19 07:49:58,862 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-19 07:49:58,863 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-19 07:49:58,863 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-19 07:49:58,863 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:49:58,863 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-19 07:49:58,863 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-19 07:49:58,864 INFO L133 ssoRankerPreferences]: Filename of dumped script: test24-1.c_Iteration1_Lasso [2023-11-19 07:49:58,864 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-19 07:49:58,864 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-19 07:49:58,885 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:49:58,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:49:58,899 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:49:58,904 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:49:58,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:49:58,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:49:58,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:49:58,918 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:49:58,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-19 07:50:00,205 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-19 07:50:00,215 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-19 07:50:00,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:50:00,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:00,224 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:00,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:50:00,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-19 07:50:00,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:50:00,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:50:00,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:50:00,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:50:00,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:50:00,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:50:00,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:50:00,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:50:00,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-11-19 07:50:00,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:50:00,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:00,286 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:00,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-19 07:50:00,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:50:00,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:50:00,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:50:00,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:50:00,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:50:00,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:50:00,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:50:00,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:50:00,311 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:50:00,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:50:00,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:50:00,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:00,334 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:00,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-19 07:50:00,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:50:00,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:50:00,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:50:00,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:50:00,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:50:00,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:50:00,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:50:00,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:50:00,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:50:00,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:50:00,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:00,406 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:00,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-19 07:50:00,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:50:00,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:50:00,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:50:00,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:50:00,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:50:00,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:50:00,423 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:50:00,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:50:00,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:50:00,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-19 07:50:00,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:50:00,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:00,461 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:00,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:50:00,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:50:00,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:50:00,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:50:00,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:50:00,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-19 07:50:00,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:50:00,487 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:50:00,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:50:00,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:50:00,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:50:00,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:00,534 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:00,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:50:00,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:50:00,558 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:50:00,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:50:00,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:50:00,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:50:00,559 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:50:00,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:50:00,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-19 07:50:00,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:50:00,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-19 07:50:00,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:50:00,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:00,597 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:00,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-19 07:50:00,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:50:00,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:50:00,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:50:00,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:50:00,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:50:00,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:50:00,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:50:00,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:50:00,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:50:00,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-19 07:50:00,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:50:00,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:00,633 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:00,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-19 07:50:00,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:50:00,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:50:00,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-19 07:50:00,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:50:00,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:50:00,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:50:00,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-19 07:50:00,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-19 07:50:00,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:50:00,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-19 07:50:00,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:50:00,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:00,694 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:00,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:50:00,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:50:00,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:50:00,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:50:00,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:50:00,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-19 07:50:00,722 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:50:00,722 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:50:00,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:50:00,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-19 07:50:00,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:50:00,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:00,765 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:00,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-19 07:50:00,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:50:00,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:50:00,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:50:00,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:50:00,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:50:00,798 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:50:00,798 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:50:00,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-19 07:50:00,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-19 07:50:00,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:50:00,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:00,836 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:00,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-19 07:50:00,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-19 07:50:00,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-19 07:50:00,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-19 07:50:00,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-19 07:50:00,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-19 07:50:00,870 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-19 07:50:00,871 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-19 07:50:00,896 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-19 07:50:00,956 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2023-11-19 07:50:00,957 INFO L444 ModelExtractionUtils]: 14 out of 25 variables were initially zero. Simplification set additionally 8 variables to zero. [2023-11-19 07:50:00,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-19 07:50:00,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:50:00,989 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-19 07:50:00,992 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-19 07:50:01,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-19 07:50:01,022 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-19 07:50:01,022 INFO L513 LassoAnalysis]: Proved termination. [2023-11-19 07:50:01,022 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, v_rep(select (select #memory_int ULTIMATE.start_main_~pa~0#1.base) ULTIMATE.start_main_~pa~0#1.offset)_1) = -1*ULTIMATE.start_main_~i~0#1 + 1*v_rep(select (select #memory_int ULTIMATE.start_main_~pa~0#1.base) ULTIMATE.start_main_~pa~0#1.offset)_1 Supporting invariants [] [2023-11-19 07:50:01,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-19 07:50:01,110 INFO L156 tatePredicateManager]: 15 out of 15 supporting invariants were superfluous and have been removed [2023-11-19 07:50:01,119 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~pa~0!base][~pa~0!offset] could not be translated [2023-11-19 07:50:01,134 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:50:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 07:50:01,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:50:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:50:01,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 07:50:01,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:50:01,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:50:01,261 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 [2023-11-19 07:50:01,263 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:50:01,317 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 14 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 34 states and 38 transitions. Complement of second has 8 states. [2023-11-19 07:50:01,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-19 07:50:01,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:50:01,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2023-11-19 07:50:01,326 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 3 letters. Loop has 2 letters. [2023-11-19 07:50:01,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:50:01,327 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 5 letters. Loop has 2 letters. [2023-11-19 07:50:01,327 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:50:01,327 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 3 letters. Loop has 4 letters. [2023-11-19 07:50:01,327 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-19 07:50:01,328 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 38 transitions. [2023-11-19 07:50:01,330 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 07:50:01,333 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 0 states and 0 transitions. [2023-11-19 07:50:01,334 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-19 07:50:01,334 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-19 07:50:01,334 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-19 07:50:01,335 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:50:01,335 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:50:01,335 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:50:01,335 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-19 07:50:01,335 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-19 07:50:01,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-19 07:50:01,335 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-19 07:50:01,335 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-19 07:50:01,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 07:50:01 BoogieIcfgContainer [2023-11-19 07:50:01,345 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-19 07:50:01,347 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:50:01,347 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:50:01,347 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:50:01,348 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:49:57" (3/4) ... [2023-11-19 07:50:01,349 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:50:01,350 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:50:01,356 INFO L158 Benchmark]: Toolchain (without parser) took 4344.44ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 110.0MB in the beginning and 120.4MB in the end (delta: -10.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 07:50:01,356 INFO L158 Benchmark]: CDTParser took 0.67ms. Allocated memory is still 155.2MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:50:01,357 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.19ms. Allocated memory is still 155.2MB. Free memory was 109.9MB in the beginning and 99.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:50:01,358 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.15ms. Allocated memory is still 155.2MB. Free memory was 98.9MB in the beginning and 97.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:50:01,359 INFO L158 Benchmark]: Boogie Preprocessor took 50.71ms. Allocated memory is still 155.2MB. Free memory was 97.5MB in the beginning and 96.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:50:01,359 INFO L158 Benchmark]: RCFGBuilder took 311.85ms. Allocated memory is still 155.2MB. Free memory was 96.3MB in the beginning and 85.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 07:50:01,362 INFO L158 Benchmark]: BuchiAutomizer took 3641.79ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 85.3MB in the beginning and 121.4MB in the end (delta: -36.1MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2023-11-19 07:50:01,362 INFO L158 Benchmark]: Witness Printer took 3.53ms. Allocated memory is still 211.8MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:50:01,372 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67ms. Allocated memory is still 155.2MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.19ms. Allocated memory is still 155.2MB. Free memory was 109.9MB in the beginning and 99.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.15ms. Allocated memory is still 155.2MB. Free memory was 98.9MB in the beginning and 97.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.71ms. Allocated memory is still 155.2MB. Free memory was 97.5MB in the beginning and 96.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 311.85ms. Allocated memory is still 155.2MB. Free memory was 96.3MB in the beginning and 85.3MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3641.79ms. Allocated memory was 155.2MB in the beginning and 211.8MB in the end (delta: 56.6MB). Free memory was 85.3MB in the beginning and 121.4MB in the end (delta: -36.1MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * Witness Printer took 3.53ms. Allocated memory is still 211.8MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~pa~0!base][~pa~0!offset] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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, 13 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 12 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital168 mio100 ax100 hnf100 lsp96 ukn99 mio100 lsp46 div234 bol100 ite100 ukn100 eq139 hnf94 smp49 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! [2023-11-19 07:50:01,403 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-19 07:50:01,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1954fad6-85b4-4c9a-8492-2d47503659df/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE