./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Toulouse-BranchesToLoop-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a 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_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Toulouse-BranchesToLoop-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8ea772b622b52d4ecb98eff913fdaad419b414b3ea50b3836c7037318b9a616b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:08:41,403 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:08:41,467 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-10-31 22:08:41,472 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:08:41,473 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:08:41,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:08:41,497 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:08:41,498 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:08:41,498 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:08:41,499 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:08:41,500 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:08:41,500 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:08:41,500 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:08:41,501 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 22:08:41,501 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 22:08:41,502 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 22:08:41,502 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 22:08:41,503 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 22:08:41,503 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 22:08:41,504 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:08:41,504 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 22:08:41,505 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:08:41,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:08:41,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 22:08:41,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 22:08:41,506 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 22:08:41,506 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:08:41,506 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:08:41,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:08:41,507 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 22:08:41,507 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:08:41,508 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:08:41,508 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:08:41,508 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:08:41,509 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:08:41,509 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 22:08:41,510 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_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ea772b622b52d4ecb98eff913fdaad419b414b3ea50b3836c7037318b9a616b [2024-10-31 22:08:41,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:08:41,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:08:41,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:08:41,845 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:08:41,846 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:08:41,847 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/termination-crafted/Toulouse-BranchesToLoop-2.c Unable to find full path for "g++" [2024-10-31 22:08:43,892 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:08:44,141 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:08:44,141 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/sv-benchmarks/c/termination-crafted/Toulouse-BranchesToLoop-2.c [2024-10-31 22:08:44,148 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/data/65cfc8c83/b1916a47a8d84022b5419944a44f38d2/FLAG9eee035b2 [2024-10-31 22:08:44,170 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/data/65cfc8c83/b1916a47a8d84022b5419944a44f38d2 [2024-10-31 22:08:44,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:08:44,177 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:08:44,178 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:08:44,178 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:08:44,185 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:08:44,186 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f288cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44, skipping insertion in model container [2024-10-31 22:08:44,187 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,207 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:08:44,450 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:08:44,458 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:08:44,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:08:44,492 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:08:44,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44 WrapperNode [2024-10-31 22:08:44,493 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:08:44,494 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:08:44,494 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:08:44,494 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:08:44,502 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,507 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,526 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 31 [2024-10-31 22:08:44,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:08:44,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:08:44,528 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:08:44,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:08:44,540 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,542 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,549 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-31 22:08:44,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,556 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:08:44,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:08:44,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:08:44,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:08:44,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (1/1) ... [2024-10-31 22:08:44,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:44,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:44,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:44,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 22:08:44,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:08:44,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:08:44,727 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:08:44,730 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:08:44,821 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-10-31 22:08:44,824 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:08:44,841 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:08:44,844 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:08:44,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:08:44 BoogieIcfgContainer [2024-10-31 22:08:44,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:08:44,846 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 22:08:44,846 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 22:08:44,852 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 22:08:44,853 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:08:44,853 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 10:08:44" (1/3) ... [2024-10-31 22:08:44,855 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@11c77576 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:08:44, skipping insertion in model container [2024-10-31 22:08:44,856 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:08:44,856 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:44" (2/3) ... [2024-10-31 22:08:44,856 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@11c77576 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:08:44, skipping insertion in model container [2024-10-31 22:08:44,858 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:08:44,858 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:08:44" (3/3) ... [2024-10-31 22:08:44,860 INFO L332 chiAutomizerObserver]: Analyzing ICFG Toulouse-BranchesToLoop-2.c [2024-10-31 22:08:44,936 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 22:08:44,936 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 22:08:44,936 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 22:08:44,936 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 22:08:44,937 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 22:08:44,937 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 22:08:44,937 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 22:08:44,937 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 22:08:44,940 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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) [2024-10-31 22:08:44,958 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-10-31 22:08:44,959 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:08:44,959 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:08:44,965 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-31 22:08:44,965 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-10-31 22:08:44,965 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 22:08:44,965 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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) [2024-10-31 22:08:44,967 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-10-31 22:08:44,967 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:08:44,967 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:08:44,967 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-31 22:08:44,968 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-10-31 22:08:44,976 INFO L745 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~z~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 9#L20true assume !!(-268435455 <= main_~y~0#1); 5#L21true assume !!(-268435455 <= main_~z~0#1);havoc main_#t~nondet2#1; 3#L22true assume 0 != main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~x~0#1 := 1; 8#L27-1true [2024-10-31 22:08:44,976 INFO L747 eck$LassoCheckResult]: Loop: 8#L27-1true assume !!(main_~y~0#1 < 100 && main_~z~0#1 < 100);main_~y~0#1 := main_~y~0#1 + main_~x~0#1;main_~z~0#1 := main_~z~0#1 - main_~x~0#1; 8#L27-1true [2024-10-31 22:08:44,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:08:44,984 INFO L85 PathProgramCache]: Analyzing trace with hash 28695847, now seen corresponding path program 1 times [2024-10-31 22:08:44,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:08:44,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876796015] [2024-10-31 22:08:44,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:08:44,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:08:45,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:45,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:08:45,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:45,152 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:08:45,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:08:45,156 INFO L85 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 1 times [2024-10-31 22:08:45,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:08:45,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200072023] [2024-10-31 22:08:45,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:08:45,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:08:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:45,168 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:08:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:45,179 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:08:45,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:08:45,181 INFO L85 PathProgramCache]: Analyzing trace with hash 889571283, now seen corresponding path program 1 times [2024-10-31 22:08:45,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:08:45,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1711422588] [2024-10-31 22:08:45,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:08:45,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:08:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:45,196 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:08:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:45,205 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:08:45,355 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:08:45,356 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:08:45,357 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:08:45,357 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:08:45,357 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-31 22:08:45,357 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:45,357 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:08:45,358 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:08:45,358 INFO L132 ssoRankerPreferences]: Filename of dumped script: Toulouse-BranchesToLoop-2.c_Iteration1_Lasso [2024-10-31 22:08:45,358 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:08:45,358 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:08:45,380 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,420 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,429 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,433 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,438 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,588 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:08:45,589 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-31 22:08:45,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:45,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:45,593 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:45,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 22:08:45,596 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:08:45,596 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:08:45,618 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 22:08:45,618 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 22:08:45,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-31 22:08:45,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:45,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:45,635 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:45,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 22:08:45,640 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:08:45,640 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:08:45,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-10-31 22:08:45,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:45,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:45,681 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:45,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 22:08:45,684 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-31 22:08:45,685 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:08:45,739 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-31 22:08:45,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-10-31 22:08:45,743 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:08:45,743 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:08:45,743 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:08:45,743 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:08:45,744 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:08:45,744 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:45,744 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:08:45,744 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:08:45,744 INFO L132 ssoRankerPreferences]: Filename of dumped script: Toulouse-BranchesToLoop-2.c_Iteration1_Lasso [2024-10-31 22:08:45,744 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:08:45,745 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:08:45,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,758 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,800 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,813 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:45,906 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:08:45,911 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:08:45,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:45,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:45,915 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:45,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 22:08:45,919 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 [2024-10-31 22:08:45,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:08:45,936 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:08:45,936 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:08:45,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:08:45,943 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:08:45,943 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:08:45,959 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:08:45,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-31 22:08:45,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:45,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:45,997 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:46,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 22:08:46,003 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 [2024-10-31 22:08:46,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:08:46,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:08:46,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:08:46,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:08:46,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:08:46,028 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:08:46,045 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:08:46,069 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-10-31 22:08:46,069 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-10-31 22:08:46,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:46,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:46,073 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:46,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 22:08:46,079 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:08:46,094 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-10-31 22:08:46,094 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:08:46,095 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = -2*ULTIMATE.start_main_~y~0#1 + 199 Supporting invariants [1*ULTIMATE.start_main_~x~0#1 - 1 >= 0] [2024-10-31 22:08:46,108 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-10-31 22:08:46,118 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2024-10-31 22:08:46,177 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:08:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:08:46,190 INFO L255 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-31 22:08:46,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:08:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:08:46,221 WARN L253 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-31 22:08:46,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:08:46,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:08:46,287 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 [2024-10-31 22:08:46,289 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2024-10-31 22:08:46,365 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 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 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 21 states and 27 transitions. Complement of second has 4 states. [2024-10-31 22:08:46,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2024-10-31 22:08:46,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2024-10-31 22:08:46,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 19 transitions. [2024-10-31 22:08:46,382 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 5 letters. Loop has 1 letters. [2024-10-31 22:08:46,383 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:08:46,384 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 6 letters. Loop has 1 letters. [2024-10-31 22:08:46,384 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:08:46,385 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 5 letters. Loop has 2 letters. [2024-10-31 22:08:46,385 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:08:46,386 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 27 transitions. [2024-10-31 22:08:46,390 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-10-31 22:08:46,396 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 6 states and 6 transitions. [2024-10-31 22:08:46,397 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2024-10-31 22:08:46,398 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2024-10-31 22:08:46,398 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 6 transitions. [2024-10-31 22:08:46,399 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:08:46,400 INFO L218 hiAutomatonCegarLoop]: Abstraction has 6 states and 6 transitions. [2024-10-31 22:08:46,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 6 transitions. [2024-10-31 22:08:46,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2024-10-31 22:08:46,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.0) internal successors, (6), 5 states have internal predecessors, (6), 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) [2024-10-31 22:08:46,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-10-31 22:08:46,432 INFO L240 hiAutomatonCegarLoop]: Abstraction has 6 states and 6 transitions. [2024-10-31 22:08:46,433 INFO L425 stractBuchiCegarLoop]: Abstraction has 6 states and 6 transitions. [2024-10-31 22:08:46,433 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-31 22:08:46,433 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 6 transitions. [2024-10-31 22:08:46,434 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-10-31 22:08:46,434 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:08:46,434 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:08:46,435 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-31 22:08:46,435 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-10-31 22:08:46,435 INFO L745 eck$LassoCheckResult]: Stem: 81#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 82#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~z~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 83#L20 assume !!(-268435455 <= main_~y~0#1); 80#L21 assume !!(-268435455 <= main_~z~0#1);havoc main_#t~nondet2#1; 78#L22 assume !(0 != main_#t~nondet2#1);havoc main_#t~nondet2#1;main_~x~0#1 := -1; 79#L27-1 [2024-10-31 22:08:46,436 INFO L747 eck$LassoCheckResult]: Loop: 79#L27-1 assume !!(main_~y~0#1 < 100 && main_~z~0#1 < 100);main_~y~0#1 := main_~y~0#1 + main_~x~0#1;main_~z~0#1 := main_~z~0#1 - main_~x~0#1; 79#L27-1 [2024-10-31 22:08:46,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:08:46,438 INFO L85 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2024-10-31 22:08:46,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:08:46,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142666192] [2024-10-31 22:08:46,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:08:46,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:08:46,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:46,451 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:08:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:46,459 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:08:46,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:08:46,462 INFO L85 PathProgramCache]: Analyzing trace with hash 57, now seen corresponding path program 2 times [2024-10-31 22:08:46,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:08:46,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129353473] [2024-10-31 22:08:46,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:08:46,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:08:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:46,472 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:08:46,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:46,482 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:08:46,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:08:46,486 INFO L85 PathProgramCache]: Analyzing trace with hash 889571345, now seen corresponding path program 1 times [2024-10-31 22:08:46,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:08:46,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094881351] [2024-10-31 22:08:46,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:08:46,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:08:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:46,501 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:08:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:08:46,516 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:08:46,611 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:08:46,611 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:08:46,611 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:08:46,611 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:08:46,611 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-31 22:08:46,611 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:46,612 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:08:46,612 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:08:46,612 INFO L132 ssoRankerPreferences]: Filename of dumped script: Toulouse-BranchesToLoop-2.c_Iteration2_Lasso [2024-10-31 22:08:46,612 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:08:46,612 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:08:46,614 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:46,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:46,626 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:46,629 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:46,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:46,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:46,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:46,797 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:08:46,797 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-31 22:08:46,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:46,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:46,802 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:46,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 22:08:46,806 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:08:46,807 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:08:46,837 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 22:08:46,838 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 22:08:46,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-31 22:08:46,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:46,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:46,869 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:46,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-31 22:08:46,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 22:08:46,893 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:08:46,893 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:08:46,944 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 22:08:46,945 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 22:08:46,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-31 22:08:46,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:46,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:46,971 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:46,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 22:08:46,976 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:08:46,977 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:08:47,003 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 22:08:47,004 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 22:08:47,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-10-31 22:08:47,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,029 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-31 22:08:47,032 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:08:47,032 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:08:47,054 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 22:08:47,055 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 22:08:47,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-31 22:08:47,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,078 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-31 22:08:47,084 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:08:47,084 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:08:47,104 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 22:08:47,104 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2#1=0} Honda state: {ULTIMATE.start_main_#t~nondet2#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 22:08:47,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-31 22:08:47,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,128 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-31 22:08:47,133 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:08:47,133 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:08:47,163 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 22:08:47,163 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 22:08:47,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-31 22:08:47,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,185 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-31 22:08:47,189 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:08:47,189 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:08:47,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-31 22:08:47,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,233 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-31 22:08:47,238 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-31 22:08:47,238 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:08:47,285 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-31 22:08:47,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-10-31 22:08:47,291 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:08:47,291 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:08:47,291 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:08:47,291 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:08:47,291 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:08:47,291 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,292 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:08:47,292 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:08:47,292 INFO L132 ssoRankerPreferences]: Filename of dumped script: Toulouse-BranchesToLoop-2.c_Iteration2_Lasso [2024-10-31 22:08:47,292 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:08:47,292 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:08:47,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:47,300 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:47,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:47,307 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:47,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:47,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:47,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:08:47,443 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:08:47,443 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:08:47,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,447 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-31 22:08:47,450 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 [2024-10-31 22:08:47,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:08:47,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:08:47,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:08:47,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:08:47,470 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:08:47,470 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:08:47,476 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:08:47,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-10-31 22:08:47,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,501 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-31 22:08:47,506 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 [2024-10-31 22:08:47,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:08:47,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:08:47,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:08:47,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:08:47,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:08:47,526 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:08:47,526 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:08:47,530 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:08:47,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-31 22:08:47,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,557 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-31 22:08:47,560 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 [2024-10-31 22:08:47,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:08:47,578 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:08:47,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:08:47,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:08:47,579 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:08:47,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:08:47,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:08:47,582 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:08:47,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-31 22:08:47,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,608 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-31 22:08:47,611 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 [2024-10-31 22:08:47,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:08:47,629 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:08:47,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:08:47,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:08:47,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:08:47,630 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:08:47,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:08:47,637 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:08:47,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-10-31 22:08:47,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,662 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-31 22:08:47,664 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 [2024-10-31 22:08:47,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:08:47,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:08:47,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:08:47,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:08:47,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:08:47,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:08:47,686 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:08:47,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-10-31 22:08:47,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,711 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-31 22:08:47,714 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 [2024-10-31 22:08:47,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:08:47,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:08:47,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:08:47,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:08:47,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:08:47,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:08:47,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:08:47,735 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:08:47,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-10-31 22:08:47,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,762 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-31 22:08:47,764 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 [2024-10-31 22:08:47,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:08:47,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:08:47,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:08:47,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:08:47,788 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:08:47,788 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:08:47,802 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:08:47,818 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-10-31 22:08:47,818 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-10-31 22:08:47,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:08:47,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:47,821 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:47,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-31 22:08:47,824 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:08:47,844 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-10-31 22:08:47,845 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:08:47,845 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~z~0#1) = -2*ULTIMATE.start_main_~z~0#1 + 199 Supporting invariants [-1*ULTIMATE.start_main_~x~0#1 - 1 >= 0] [2024-10-31 22:08:47,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-10-31 22:08:47,873 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2024-10-31 22:08:47,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:08:47,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:08:47,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-31 22:08:47,929 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:08:47,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:08:47,953 WARN L253 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-31 22:08:47,953 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:08:47,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:08:47,954 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 [2024-10-31 22:08:47,954 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6 states and 6 transitions. cyclomatic complexity: 1 Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2024-10-31 22:08:47,988 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6 states and 6 transitions. cyclomatic complexity: 1. Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 7 states and 7 transitions. Complement of second has 2 states. [2024-10-31 22:08:47,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2024-10-31 22:08:47,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2024-10-31 22:08:47,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 6 transitions. [2024-10-31 22:08:47,991 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 5 letters. Loop has 1 letters. [2024-10-31 22:08:47,991 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:08:47,991 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 6 letters. Loop has 1 letters. [2024-10-31 22:08:47,992 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:08:47,992 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 5 letters. Loop has 2 letters. [2024-10-31 22:08:47,992 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:08:47,993 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7 states and 7 transitions. [2024-10-31 22:08:47,993 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:08:47,994 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7 states to 0 states and 0 transitions. [2024-10-31 22:08:47,994 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-31 22:08:47,994 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-31 22:08:47,994 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-31 22:08:47,995 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:08:47,995 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:08:47,995 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:08:47,995 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:08:47,995 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-31 22:08:47,995 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-31 22:08:47,995 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:08:47,995 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-31 22:08:48,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 31.10 10:08:48 BoogieIcfgContainer [2024-10-31 22:08:48,008 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-31 22:08:48,008 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:08:48,009 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:08:48,009 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:08:48,009 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:08:44" (3/4) ... [2024-10-31 22:08:48,013 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:08:48,015 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:08:48,016 INFO L158 Benchmark]: Toolchain (without parser) took 3839.09ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 94.3MB in the beginning and 85.8MB in the end (delta: 8.5MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2024-10-31 22:08:48,020 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 127.9MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:08:48,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.21ms. Allocated memory is still 127.9MB. Free memory was 94.3MB in the beginning and 83.2MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-31 22:08:48,021 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.23ms. Allocated memory is still 127.9MB. Free memory was 82.8MB in the beginning and 81.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:08:48,022 INFO L158 Benchmark]: Boogie Preprocessor took 35.67ms. Allocated memory is still 127.9MB. Free memory was 81.8MB in the beginning and 80.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:08:48,023 INFO L158 Benchmark]: RCFGBuilder took 280.75ms. Allocated memory is still 127.9MB. Free memory was 80.0MB in the beginning and 71.7MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-31 22:08:48,024 INFO L158 Benchmark]: BuchiAutomizer took 3161.84ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 71.3MB in the beginning and 85.8MB in the end (delta: -14.5MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-10-31 22:08:48,024 INFO L158 Benchmark]: Witness Printer took 6.62ms. Allocated memory is still 155.2MB. Free memory is still 85.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:08:48,031 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 127.9MB. Free memory is still 68.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.21ms. Allocated memory is still 127.9MB. Free memory was 94.3MB in the beginning and 83.2MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.23ms. Allocated memory is still 127.9MB. Free memory was 82.8MB in the beginning and 81.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.67ms. Allocated memory is still 127.9MB. Free memory was 81.8MB in the beginning and 80.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 280.75ms. Allocated memory is still 127.9MB. Free memory was 80.0MB in the beginning and 71.7MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 3161.84ms. Allocated memory was 127.9MB in the beginning and 155.2MB in the end (delta: 27.3MB). Free memory was 71.3MB in the beginning and 85.8MB in the end (delta: -14.5MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Witness Printer took 6.62ms. Allocated memory is still 155.2MB. Free memory is still 85.8MB. 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 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (199 + ((long) -2 * y)) and consists of 3 locations. One deterministic module has affine ranking function (((long) -2 * z) + 199) and consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.0s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 2.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 18 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital32 mio100 ax137 hnf100 lsp72 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq153 hnf93 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 46ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-31 22:08:48,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-10-31 22:08:48,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db238baf-85a1-4b35-bcd5-216199e914d9/bin/uautomizer-verify-4GaUIPS5ZU/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