./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-invgen/id_trans.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-invgen/id_trans.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6aaead44d7f76ddac498383f5d9663622bc4506781697c14d3a4988231066e32 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:03:27,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:03:27,617 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-27 20:03:27,627 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:03:27,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:03:27,673 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:03:27,674 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:03:27,674 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:03:27,675 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:03:27,675 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:03:27,675 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:03:27,675 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:03:27,675 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:03:27,676 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-27 20:03:27,676 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-27 20:03:27,676 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-27 20:03:27,676 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-27 20:03:27,676 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-27 20:03:27,676 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-27 20:03:27,676 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:03:27,677 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-27 20:03:27,677 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:03:27,677 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:03:27,677 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:03:27,677 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:03:27,677 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-27 20:03:27,677 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-27 20:03:27,680 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-27 20:03:27,680 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 20:03:27,680 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:03:27,681 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:03:27,681 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-27 20:03:27,681 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:03:27,681 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:03:27,681 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:03:27,681 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:03:27,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:03:27,682 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-27 20:03:27,682 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-27 20:03:27,682 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6aaead44d7f76ddac498383f5d9663622bc4506781697c14d3a4988231066e32 [2024-11-27 20:03:28,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:03:28,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:03:28,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:03:28,080 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:03:28,081 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:03:28,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/loop-invgen/id_trans.i [2024-11-27 20:03:31,728 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/data/8ccb9c2d1/47d6ff9543f849e792bb3075f1780fc6/FLAGdfeb3999c [2024-11-27 20:03:32,115 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:03:32,116 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/sv-benchmarks/c/loop-invgen/id_trans.i [2024-11-27 20:03:32,130 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/data/8ccb9c2d1/47d6ff9543f849e792bb3075f1780fc6/FLAGdfeb3999c [2024-11-27 20:03:32,161 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/data/8ccb9c2d1/47d6ff9543f849e792bb3075f1780fc6 [2024-11-27 20:03:32,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:03:32,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:03:32,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:03:32,169 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:03:32,176 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:03:32,177 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,178 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aef9142 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32, skipping insertion in model container [2024-11-27 20:03:32,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,201 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:03:32,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:03:32,458 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:03:32,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:03:32,502 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:03:32,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32 WrapperNode [2024-11-27 20:03:32,503 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:03:32,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:03:32,505 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:03:32,505 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:03:32,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,549 INFO L138 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 7, calls inlined = 10, statements flattened = 70 [2024-11-27 20:03:32,549 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:03:32,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:03:32,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:03:32,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:03:32,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,566 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,592 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 20:03:32,592 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,592 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,598 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,603 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,612 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,614 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,619 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:03:32,620 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:03:32,623 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:03:32,624 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:03:32,626 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (1/1) ... [2024-11-27 20:03:32,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:32,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:03:32,670 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:03:32,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-27 20:03:32,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:03:32,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:03:32,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:03:32,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:03:32,793 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:03:32,795 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:03:33,046 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-27 20:03:33,049 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:03:33,066 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:03:33,066 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-27 20:03:33,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:03:33 BoogieIcfgContainer [2024-11-27 20:03:33,067 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:03:33,068 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-27 20:03:33,069 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-27 20:03:33,076 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-27 20:03:33,077 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 20:03:33,077 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.11 08:03:32" (1/3) ... [2024-11-27 20:03:33,079 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@94e02d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.11 08:03:33, skipping insertion in model container [2024-11-27 20:03:33,079 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 20:03:33,080 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:03:32" (2/3) ... [2024-11-27 20:03:33,080 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@94e02d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.11 08:03:33, skipping insertion in model container [2024-11-27 20:03:33,080 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 20:03:33,081 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:03:33" (3/3) ... [2024-11-27 20:03:33,083 INFO L363 chiAutomizerObserver]: Analyzing ICFG id_trans.i [2024-11-27 20:03:33,168 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-27 20:03:33,168 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-27 20:03:33,168 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-27 20:03:33,168 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-27 20:03:33,169 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-27 20:03:33,170 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-27 20:03:33,170 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-27 20:03:33,170 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-27 20:03:33,177 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 29 states, 28 states have (on average 1.3928571428571428) internal successors, (39), 28 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:03:33,198 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 22 [2024-11-27 20:03:33,199 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:03:33,199 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:03:33,205 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-27 20:03:33,205 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:03:33,206 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-27 20:03:33,206 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 29 states, 28 states have (on average 1.3928571428571428) internal successors, (39), 28 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:03:33,210 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 22 [2024-11-27 20:03:33,211 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:03:33,211 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:03:33,212 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-27 20:03:33,212 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:03:33,221 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_#t~post4#1, main_~idBitLength~0#1, main_~material_length~0#1, main_~nlen~0#1, main_~j~0#1, main_~k~0#1;havoc main_~idBitLength~0#1;havoc main_~material_length~0#1;havoc main_~nlen~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_#t~nondet1#1;main_~nlen~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~idBitLength~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;havoc main_#t~nondet3#1;main_~material_length~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1;" "assume !!(main_~nlen~0#1 == (if main_~idBitLength~0#1 < 0 && 0 != main_~idBitLength~0#1 % 32 then 1 + main_~idBitLength~0#1 / 32 else main_~idBitLength~0#1 / 32));main_~j~0#1 := 0;" [2024-11-27 20:03:33,222 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~j~0#1 < (if main_~idBitLength~0#1 < 0 && 0 != main_~idBitLength~0#1 % 8 then 1 + main_~idBitLength~0#1 / 8 else main_~idBitLength~0#1 / 8) && main_~j~0#1 < main_~material_length~0#1;" "assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 0 <= main_~j~0#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_~j~0#1 < main_~material_length~0#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 0 <= (if main_~j~0#1 < 0 && 0 != main_~j~0#1 % 4 then 1 + main_~j~0#1 / 4 else main_~j~0#1 / 4) then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if (if main_~j~0#1 < 0 && 0 != main_~j~0#1 % 4 then 1 + main_~j~0#1 / 4 else main_~j~0#1 / 4) < main_~nlen~0#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;main_#t~post4#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1;" [2024-11-27 20:03:33,229 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:03:33,230 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2024-11-27 20:03:33,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:03:33,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672975913] [2024-11-27 20:03:33,242 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:03:33,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:03:33,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:03:33,382 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:03:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:03:33,420 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:03:33,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:03:33,423 INFO L85 PathProgramCache]: Analyzing trace with hash -992411599, now seen corresponding path program 1 times [2024-11-27 20:03:33,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:03:33,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211098382] [2024-11-27 20:03:33,424 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:03:33,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:03:33,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:03:33,468 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:03:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:03:33,503 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:03:33,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:03:33,505 INFO L85 PathProgramCache]: Analyzing trace with hash 863388948, now seen corresponding path program 1 times [2024-11-27 20:03:33,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:03:33,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069490796] [2024-11-27 20:03:33,506 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:03:33,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:03:33,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:03:33,550 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:03:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:03:33,591 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:03:34,116 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 20:03:34,117 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 20:03:34,117 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 20:03:34,117 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 20:03:34,117 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 20:03:34,118 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:34,118 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 20:03:34,118 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 20:03:34,118 INFO L132 ssoRankerPreferences]: Filename of dumped script: id_trans.i_Iteration1_Loop [2024-11-27 20:03:34,118 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 20:03:34,119 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 20:03:34,138 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:03:34,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:03:34,156 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:03:34,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:03:34,386 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 20:03:34,387 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 20:03:34,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:34,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:03:34,394 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:03:34,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-27 20:03:34,397 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 20:03:34,397 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 20:03:34,421 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 20:03:34,421 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post4#1=0} Honda state: {ULTIMATE.start_main_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 20:03:34,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-27 20:03:34,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:34,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:03:34,437 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:03:34,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-27 20:03:34,442 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 20:03:34,442 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 20:03:34,466 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 20:03:34,466 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___VERIFIER_assert_#in~cond#1=0} Honda state: {ULTIMATE.start___VERIFIER_assert_#in~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 20:03:34,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-27 20:03:34,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:34,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:03:34,481 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:03:34,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-27 20:03:34,486 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 20:03:34,486 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 20:03:34,506 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 20:03:34,506 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___VERIFIER_assert_~cond#1=0} Honda state: {ULTIMATE.start___VERIFIER_assert_~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 20:03:34,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-27 20:03:34,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:34,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:03:34,522 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:03:34,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-27 20:03:34,526 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 20:03:34,527 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 20:03:34,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-27 20:03:34,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:34,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:03:34,566 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:03:34,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-27 20:03:34,576 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 20:03:34,576 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 20:03:34,758 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-27 20:03:34,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-27 20:03:34,764 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 20:03:34,764 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 20:03:34,764 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 20:03:34,764 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 20:03:34,764 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 20:03:34,764 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:34,764 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 20:03:34,764 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 20:03:34,764 INFO L132 ssoRankerPreferences]: Filename of dumped script: id_trans.i_Iteration1_Loop [2024-11-27 20:03:34,765 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 20:03:34,765 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 20:03:34,766 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:03:34,772 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:03:34,776 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:03:34,784 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:03:34,965 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 20:03:34,971 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 20:03:34,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:34,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:03:34,975 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:03:34,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-27 20:03:34,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:03:35,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:03:35,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:03:35,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:03:35,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:03:35,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:03:35,008 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:03:35,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:03:35,011 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:03:35,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-27 20:03:35,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:35,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:03:35,025 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:03:35,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-27 20:03:35,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:03:35,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:03:35,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:03:35,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:03:35,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:03:35,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:03:35,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:03:35,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:03:35,052 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:03:35,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-27 20:03:35,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:35,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:03:35,066 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:03:35,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-27 20:03:35,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:03:35,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:03:35,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:03:35,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:03:35,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:03:35,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:03:35,092 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:03:35,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:03:35,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:03:35,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-27 20:03:35,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:35,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:03:35,109 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:03:35,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-27 20:03:35,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:03:35,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:03:35,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:03:35,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:03:35,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:03:35,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:03:35,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:03:35,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:03:35,143 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 20:03:35,152 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-27 20:03:35,155 INFO L444 ModelExtractionUtils]: 2 out of 6 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-27 20:03:35,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:03:35,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:03:35,162 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:03:35,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-27 20:03:35,165 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 20:03:35,165 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-27 20:03:35,165 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 20:03:35,166 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~material_length~0#1) = -1*ULTIMATE.start_main_~j~0#1 + 1*ULTIMATE.start_main_~material_length~0#1 Supporting invariants [] [2024-11-27 20:03:35,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-27 20:03:35,180 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-27 20:03:35,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:03:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:03:35,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:03:35,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:03:35,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:03:35,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 20:03:35,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:03:35,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:03:35,410 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-27 20:03:35,412 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 29 states, 28 states have (on average 1.3928571428571428) internal successors, (39), 28 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:03:35,510 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 29 states, 28 states have (on average 1.3928571428571428) internal successors, (39), 28 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 72 states and 93 transitions. Complement of second has 6 states. [2024-11-27 20:03:35,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-27 20:03:35,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:03:35,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 68 transitions. [2024-11-27 20:03:35,531 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 68 transitions. Stem has 3 letters. Loop has 10 letters. [2024-11-27 20:03:35,534 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:03:35,534 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 68 transitions. Stem has 13 letters. Loop has 10 letters. [2024-11-27 20:03:35,535 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:03:35,535 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 68 transitions. Stem has 3 letters. Loop has 20 letters. [2024-11-27 20:03:35,535 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:03:35,536 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 93 transitions. [2024-11-27 20:03:35,542 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-27 20:03:35,546 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 0 states and 0 transitions. [2024-11-27 20:03:35,547 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-27 20:03:35,548 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-27 20:03:35,548 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-27 20:03:35,548 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-27 20:03:35,549 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 20:03:35,549 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 20:03:35,549 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 20:03:35,550 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-27 20:03:35,550 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-27 20:03:35,550 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-27 20:03:35,550 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-27 20:03:35,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.11 08:03:35 BoogieIcfgContainer [2024-11-27 20:03:35,564 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-27 20:03:35,566 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:03:35,566 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:03:35,566 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:03:35,567 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:03:33" (3/4) ... [2024-11-27 20:03:35,570 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 20:03:35,571 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:03:35,575 INFO L158 Benchmark]: Toolchain (without parser) took 3405.54ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 63.5MB in the end (delta: 37.0MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2024-11-27 20:03:35,576 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:03:35,578 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.22ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 89.7MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:03:35,579 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.07ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 88.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:03:35,579 INFO L158 Benchmark]: Boogie Preprocessor took 67.88ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 87.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:03:35,579 INFO L158 Benchmark]: RCFGBuilder took 447.42ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 75.9MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 20:03:35,580 INFO L158 Benchmark]: BuchiAutomizer took 2495.64ms. Allocated memory is still 142.6MB. Free memory was 75.9MB in the beginning and 63.6MB in the end (delta: 12.4MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-11-27 20:03:35,580 INFO L158 Benchmark]: Witness Printer took 5.30ms. Allocated memory is still 142.6MB. Free memory was 63.6MB in the beginning and 63.5MB in the end (delta: 36.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:03:35,583 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.22ms. Allocated memory is still 142.6MB. Free memory was 100.5MB in the beginning and 89.7MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.07ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 88.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 67.88ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 87.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 447.42ms. Allocated memory is still 142.6MB. Free memory was 87.0MB in the beginning and 75.9MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 2495.64ms. Allocated memory is still 142.6MB. Free memory was 75.9MB in the beginning and 63.6MB in the end (delta: 12.4MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Witness Printer took 5.30ms. Allocated memory is still 142.6MB. Free memory was 63.6MB in the beginning and 63.5MB in the end (delta: 36.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -1 * j) + material_length) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 18 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital29 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div341 bol100 ite100 ukn100 eq106 hnf99 smp51 dnf100 smp100 tf103 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 39ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-27 20:03:35,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-27 20:03:35,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7c4082d-be39-4fb5-9f56-9dc33a926bda/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE