./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.16-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/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_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.16-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/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 64bit --witnessprinter.graph.data.programhash ce057761c66e7025e367ba93d275e71dea4e6dc273a0ba7c5cecd0f774a5d453 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:05:46,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:05:46,508 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-28 05:05:46,514 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:05:46,514 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:05:46,543 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:05:46,544 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:05:46,544 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:05:46,544 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:05:46,544 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:05:46,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:05:46,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:05:46,545 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:05:46,545 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 05:05:46,546 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 05:05:46,546 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 05:05:46,546 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 05:05:46,546 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 05:05:46,546 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 05:05:46,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:05:46,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 05:05:46,547 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:05:46,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:05:46,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 05:05:46,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 05:05:46,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 05:05:46,547 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 05:05:46,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:05:46,547 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 05:05:46,548 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:05:46,548 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:05:46,548 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:05:46,548 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:05:46,548 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:05:46,548 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 05:05:46,549 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 05:05:46,549 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_0c97d32a-dd65-4b68-95d4-2a56784e64c4/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce057761c66e7025e367ba93d275e71dea4e6dc273a0ba7c5cecd0f774a5d453 [2024-11-28 05:05:46,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:05:46,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:05:46,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:05:46,972 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:05:46,972 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:05:46,974 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/termination-memory-alloca/b.16-alloca.i [2024-11-28 05:05:50,799 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/data/c560fc752/abb5974ead95476d86fc43fa15dd37df/FLAG2331a7e3b [2024-11-28 05:05:51,167 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:05:51,168 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/sv-benchmarks/c/termination-memory-alloca/b.16-alloca.i [2024-11-28 05:05:51,185 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/data/c560fc752/abb5974ead95476d86fc43fa15dd37df/FLAG2331a7e3b [2024-11-28 05:05:51,205 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/data/c560fc752/abb5974ead95476d86fc43fa15dd37df [2024-11-28 05:05:51,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:05:51,210 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:05:51,212 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:05:51,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:05:51,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:05:51,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,221 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c86c802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51, skipping insertion in model container [2024-11-28 05:05:51,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,261 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:05:51,645 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:05:51,660 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:05:51,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:05:51,751 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:05:51,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51 WrapperNode [2024-11-28 05:05:51,753 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:05:51,754 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:05:51,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:05:51,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:05:51,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,818 INFO L138 Inliner]: procedures = 111, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 61 [2024-11-28 05:05:51,818 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:05:51,819 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:05:51,819 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:05:51,821 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:05:51,831 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,836 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,859 INFO L175 MemorySlicer]: Split 10 memory accesses to 3 slices as follows [4, 4, 2]. 40 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 5 writes are split as follows [2, 2, 1]. [2024-11-28 05:05:51,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,867 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,873 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,881 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,883 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,886 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:05:51,891 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:05:51,891 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:05:51,891 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:05:51,893 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (1/1) ... [2024-11-28 05:05:51,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:51,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:51,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:51,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 05:05:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 05:05:51,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 05:05:51,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 05:05:51,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 05:05:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 05:05:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 05:05:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 05:05:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 05:05:51,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:05:51,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:05:52,104 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:05:52,107 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:05:52,298 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-28 05:05:52,298 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:05:52,309 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:05:52,310 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 05:05:52,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:05:52 BoogieIcfgContainer [2024-11-28 05:05:52,311 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:05:52,312 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 05:05:52,312 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 05:05:52,321 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 05:05:52,322 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:05:52,322 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 05:05:51" (1/3) ... [2024-11-28 05:05:52,324 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4d1f4608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 05:05:52, skipping insertion in model container [2024-11-28 05:05:52,324 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:05:52,324 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:05:51" (2/3) ... [2024-11-28 05:05:52,324 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4d1f4608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 05:05:52, skipping insertion in model container [2024-11-28 05:05:52,325 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:05:52,325 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:05:52" (3/3) ... [2024-11-28 05:05:52,326 INFO L363 chiAutomizerObserver]: Analyzing ICFG b.16-alloca.i [2024-11-28 05:05:52,390 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 05:05:52,391 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 05:05:52,391 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 05:05:52,391 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 05:05:52,392 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 05:05:52,392 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 05:05:52,392 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 05:05:52,392 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 05:05:52,399 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:05:52,419 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-28 05:05:52,420 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:05:52,420 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:05:52,427 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-28 05:05:52,427 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:05:52,427 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 05:05:52,428 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:05:52,429 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-28 05:05:52,429 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:05:52,429 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:05:52,430 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-28 05:05:52,430 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:05:52,440 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~ret12#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet10#1, main_#t~nondet11#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#0(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4);" [2024-11-28 05:05:52,440 INFO L749 eck$LassoCheckResult]: Loop: "call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);" "assume test_fun_#t~mem5#1 > 0;havoc test_fun_#t~mem5#1;" "assume !true;" "call test_fun_#t~mem8#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_#t~mem8#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;" [2024-11-28 05:05:52,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:52,448 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-28 05:05:52,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:05:52,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263458915] [2024-11-28 05:05:52,463 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:52,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:05:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:52,687 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:05:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:52,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:05:52,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:52,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1111686, now seen corresponding path program 1 times [2024-11-28 05:05:52,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:05:52,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059583843] [2024-11-28 05:05:52,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:52,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:05:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:05:52,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:05:52,847 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059583843] [2024-11-28 05:05:52,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059583843] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:05:52,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1481946894] [2024-11-28 05:05:52,848 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:52,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:05:52,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:52,854 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:05:52,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 05:05:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:05:52,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 05:05:52,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:05:52,961 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:05:52,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1481946894] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:05:52,967 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:05:52,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2, 2] total 2 [2024-11-28 05:05:52,969 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366037704] [2024-11-28 05:05:52,970 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:05:52,974 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-28 05:05:52,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:05:53,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 05:05:53,022 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:05:53,024 INFO L87 Difference]: Start difference. First operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:05:53,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:05:53,033 INFO L93 Difference]: Finished difference Result 13 states and 14 transitions. [2024-11-28 05:05:53,035 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 14 transitions. [2024-11-28 05:05:53,037 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-28 05:05:53,046 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 8 states and 9 transitions. [2024-11-28 05:05:53,048 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2024-11-28 05:05:53,049 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2024-11-28 05:05:53,050 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 9 transitions. [2024-11-28 05:05:53,051 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:05:53,051 INFO L218 hiAutomatonCegarLoop]: Abstraction has 8 states and 9 transitions. [2024-11-28 05:05:53,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states and 9 transitions. [2024-11-28 05:05:53,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 8. [2024-11-28 05:05:53,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.125) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:05:53,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 9 transitions. [2024-11-28 05:05:53,088 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 9 transitions. [2024-11-28 05:05:53,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 05:05:53,095 INFO L425 stractBuchiCegarLoop]: Abstraction has 8 states and 9 transitions. [2024-11-28 05:05:53,095 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 05:05:53,096 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 9 transitions. [2024-11-28 05:05:53,096 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-28 05:05:53,096 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:05:53,096 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:05:53,097 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-28 05:05:53,097 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-28 05:05:53,097 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~ret12#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet10#1, main_#t~nondet11#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#0(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4);" [2024-11-28 05:05:53,097 INFO L749 eck$LassoCheckResult]: Loop: "call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);" "assume test_fun_#t~mem5#1 > 0;havoc test_fun_#t~mem5#1;" "call test_fun_#t~mem6#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);" "assume !(test_fun_#t~mem6#1 > 0);havoc test_fun_#t~mem6#1;" "call test_fun_#t~mem8#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#0(test_fun_#t~mem8#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem8#1;" [2024-11-28 05:05:53,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:53,100 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2024-11-28 05:05:53,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:05:53,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260556851] [2024-11-28 05:05:53,100 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:53,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:05:53,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:53,192 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:05:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:53,242 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:05:53,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:53,247 INFO L85 PathProgramCache]: Analyzing trace with hash 34453457, now seen corresponding path program 1 times [2024-11-28 05:05:53,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:05:53,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851704713] [2024-11-28 05:05:53,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:53,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:05:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:53,279 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:05:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:53,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:05:53,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:53,302 INFO L85 PathProgramCache]: Analyzing trace with hash 1805892943, now seen corresponding path program 1 times [2024-11-28 05:05:53,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:05:53,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601639763] [2024-11-28 05:05:53,302 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:53,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:05:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:53,355 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:05:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:53,383 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:05:54,760 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:05:54,761 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:05:54,761 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:05:54,761 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:05:54,761 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:05:54,761 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:54,762 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:05:54,762 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:05:54,762 INFO L132 ssoRankerPreferences]: Filename of dumped script: b.16-alloca.i_Iteration2_Lasso [2024-11-28 05:05:54,762 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:05:54,762 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:05:54,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:54,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:54,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:55,430 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:55,438 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:55,443 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:55,450 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:55,454 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:55,459 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:55,463 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:55,467 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:55,471 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:55,984 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:05:55,989 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:05:55,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:55,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:56,001 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:56,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:56,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 05:05:56,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:56,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:05:56,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:56,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:56,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:56,038 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:05:56,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:05:56,045 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:56,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-28 05:05:56,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:56,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:56,061 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:56,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 05:05:56,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:56,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:56,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:05:56,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:56,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:56,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:56,087 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:05:56,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:05:56,091 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:56,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-28 05:05:56,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:56,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:56,107 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:56,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 05:05:56,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:56,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:56,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:56,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:56,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:56,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:05:56,140 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:05:56,146 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:56,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-28 05:05:56,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:56,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:56,161 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:56,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 05:05:56,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:56,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:56,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:56,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:56,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:56,192 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:05:56,192 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:05:56,203 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:56,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-28 05:05:56,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:56,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:56,219 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:56,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 05:05:56,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:56,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:56,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:56,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:56,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:56,245 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:05:56,245 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:05:56,250 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:56,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-28 05:05:56,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:56,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:56,268 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:56,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 05:05:56,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:56,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:56,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:56,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:56,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:56,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:05:56,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:05:56,311 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:56,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-28 05:05:56,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:56,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:56,325 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:56,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 05:05:56,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:56,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:56,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:05:56,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:56,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:56,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:56,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:05:56,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:05:56,360 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:05:56,375 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-28 05:05:56,379 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-28 05:05:56,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:56,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:56,391 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:56,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 05:05:56,395 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:05:56,396 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-28 05:05:56,396 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:05:56,397 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1 Supporting invariants [] [2024-11-28 05:05:56,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-28 05:05:56,514 INFO L156 tatePredicateManager]: 20 out of 20 supporting invariants were superfluous and have been removed [2024-11-28 05:05:56,520 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-28 05:05:56,521 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-28 05:05:56,521 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] [2024-11-28 05:05:56,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:56,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:05:56,596 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:05:56,596 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:05:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:05:56,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-28 05:05:56,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:05:56,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:05:56,696 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-28 05:05:56,698 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 9 transitions. cyclomatic complexity: 2 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:05:56,765 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 9 transitions. cyclomatic complexity: 2. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 14 states and 17 transitions. Complement of second has 6 states. [2024-11-28 05:05:56,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 05:05:56,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:05:56,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2024-11-28 05:05:56,773 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 2 letters. Loop has 5 letters. [2024-11-28 05:05:56,774 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:05:56,774 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 7 letters. Loop has 5 letters. [2024-11-28 05:05:56,774 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:05:56,774 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 2 letters. Loop has 10 letters. [2024-11-28 05:05:56,774 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:05:56,775 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 17 transitions. [2024-11-28 05:05:56,778 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-28 05:05:56,779 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 13 states and 16 transitions. [2024-11-28 05:05:56,779 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2024-11-28 05:05:56,779 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-11-28 05:05:56,779 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 16 transitions. [2024-11-28 05:05:56,779 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:05:56,779 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2024-11-28 05:05:56,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 16 transitions. [2024-11-28 05:05:56,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2024-11-28 05:05:56,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:05:56,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2024-11-28 05:05:56,783 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2024-11-28 05:05:56,783 INFO L425 stractBuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2024-11-28 05:05:56,783 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-28 05:05:56,784 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 16 transitions. [2024-11-28 05:05:56,784 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-28 05:05:56,784 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:05:56,784 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:05:56,785 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-28 05:05:56,785 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 05:05:56,785 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~ret12#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet10#1, main_#t~nondet11#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem5#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int#0(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int#1(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#2(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4);" "call test_fun_#t~mem5#1 := read~int#0(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);" "assume test_fun_#t~mem5#1 > 0;havoc test_fun_#t~mem5#1;" [2024-11-28 05:05:56,786 INFO L749 eck$LassoCheckResult]: Loop: "call test_fun_#t~mem6#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);" "assume test_fun_#t~mem6#1 > 0;havoc test_fun_#t~mem6#1;" "call test_fun_#t~mem7#1 := read~int#1(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int#1(test_fun_#t~mem7#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem7#1;" [2024-11-28 05:05:56,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:56,787 INFO L85 PathProgramCache]: Analyzing trace with hash 925638, now seen corresponding path program 1 times [2024-11-28 05:05:56,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:05:56,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145940228] [2024-11-28 05:05:56,787 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:56,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:05:56,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:56,835 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:05:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:56,873 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:05:56,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:56,874 INFO L85 PathProgramCache]: Analyzing trace with hash 44786, now seen corresponding path program 1 times [2024-11-28 05:05:56,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:05:56,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376902593] [2024-11-28 05:05:56,874 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:56,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:05:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:56,882 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:05:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:56,894 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:05:56,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:56,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1805892877, now seen corresponding path program 1 times [2024-11-28 05:05:56,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:05:56,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176119070] [2024-11-28 05:05:56,896 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:05:56,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:05:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:56,941 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:05:56,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:05:56,970 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:05:57,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-28 05:05:57,990 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:05:57,990 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:05:57,990 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:05:57,991 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:05:57,991 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:05:57,991 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:57,991 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:05:57,991 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:05:57,991 INFO L132 ssoRankerPreferences]: Filename of dumped script: b.16-alloca.i_Iteration3_Lasso [2024-11-28 05:05:57,991 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:05:57,991 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:05:57,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:57,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:58,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:58,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:58,007 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:58,011 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:58,014 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:58,021 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:58,023 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:58,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:58,571 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:58,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:05:59,014 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:05:59,015 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:05:59,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,017 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-28 05:05:59,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:59,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:59,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:05:59,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:59,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:59,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:59,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:05:59,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:05:59,048 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:59,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-28 05:05:59,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,063 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 05:05:59,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:59,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:59,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:05:59,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:59,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:59,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:59,088 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:05:59,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:05:59,091 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:59,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-28 05:05:59,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,106 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-28 05:05:59,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:59,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:59,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:05:59,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:59,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:59,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:59,131 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:05:59,131 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:05:59,137 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:59,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-28 05:05:59,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,154 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:59,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-28 05:05:59,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:59,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:59,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:59,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:59,180 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:05:59,180 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:05:59,187 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:59,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-28 05:05:59,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,203 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-28 05:05:59,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:59,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:59,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:05:59,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:59,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:59,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:59,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:05:59,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:05:59,231 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:59,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-28 05:05:59,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,246 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-28 05:05:59,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:59,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:59,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:05:59,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:59,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:59,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:59,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:05:59,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:05:59,265 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:59,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-28 05:05:59,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,275 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-28 05:05:59,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:59,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:59,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:59,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:59,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:59,295 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:05:59,295 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:05:59,301 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:59,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-28 05:05:59,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,316 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-28 05:05:59,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:59,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:59,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:05:59,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:59,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:59,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:59,340 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:05:59,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:05:59,343 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:59,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-28 05:05:59,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,357 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-28 05:05:59,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:59,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:59,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:59,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:59,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:59,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:05:59,383 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:05:59,388 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:59,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-28 05:05:59,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,403 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-28 05:05:59,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:59,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:59,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:59,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:59,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:59,430 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:05:59,430 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:05:59,435 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:59,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-28 05:05:59,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,450 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-28 05:05:59,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:59,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:59,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:59,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:59,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:59,478 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:05:59,478 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:05:59,484 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:05:59,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-28 05:05:59,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,499 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-28 05:05:59,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:05:59,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:05:59,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:05:59,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:05:59,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:05:59,527 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:05:59,528 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:05:59,538 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:05:59,559 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-28 05:05:59,559 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 6 variables to zero. [2024-11-28 05:05:59,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:05:59,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:05:59,564 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:05:59,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-28 05:05:59,567 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:05:59,589 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 05:05:59,589 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:05:59,589 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_test_fun_~y_ref~0#1.base) 0)_1 Supporting invariants [] [2024-11-28 05:05:59,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-28 05:05:59,691 INFO L156 tatePredicateManager]: 19 out of 20 supporting invariants were superfluous and have been removed [2024-11-28 05:05:59,694 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-28 05:05:59,694 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-28 05:05:59,694 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] [2024-11-28 05:05:59,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:05:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:05:59,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 05:05:59,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:05:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:05:59,813 INFO L256 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 05:05:59,813 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:05:59,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-28 05:05:59,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:05:59,903 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-11-28 05:05:59,904 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:05:59,983 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 35 transitions. Complement of second has 9 states. [2024-11-28 05:05:59,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-28 05:05:59,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:05:59,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2024-11-28 05:05:59,988 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 4 letters. Loop has 3 letters. [2024-11-28 05:05:59,988 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:05:59,988 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 7 letters. Loop has 3 letters. [2024-11-28 05:05:59,989 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:05:59,989 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 4 letters. Loop has 6 letters. [2024-11-28 05:05:59,989 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:05:59,989 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 35 transitions. [2024-11-28 05:05:59,990 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 05:05:59,991 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 0 states and 0 transitions. [2024-11-28 05:05:59,991 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 05:05:59,991 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 05:05:59,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 05:05:59,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:05:59,991 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:05:59,991 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:05:59,991 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:05:59,993 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-28 05:05:59,993 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 05:05:59,994 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 05:05:59,994 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 05:06:00,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 05:06:00 BoogieIcfgContainer [2024-11-28 05:06:00,007 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 05:06:00,007 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 05:06:00,008 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 05:06:00,008 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 05:06:00,009 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:05:52" (3/4) ... [2024-11-28 05:06:00,012 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 05:06:00,013 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 05:06:00,016 INFO L158 Benchmark]: Toolchain (without parser) took 8803.87ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 80.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-28 05:06:00,017 INFO L158 Benchmark]: CDTParser took 1.00ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.4MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:06:00,017 INFO L158 Benchmark]: CACSL2BoogieTranslator took 541.71ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 75.7MB in the end (delta: 16.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:06:00,018 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.86ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 74.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:06:00,018 INFO L158 Benchmark]: Boogie Preprocessor took 67.59ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:06:00,018 INFO L158 Benchmark]: RCFGBuilder took 419.87ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 61.6MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:06:00,019 INFO L158 Benchmark]: BuchiAutomizer took 7694.87ms. Allocated memory is still 117.4MB. Free memory was 61.6MB in the beginning and 80.8MB in the end (delta: -19.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:06:00,019 INFO L158 Benchmark]: Witness Printer took 5.44ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.8MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:06:00,024 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.00ms. Allocated memory is still 117.4MB. Free memory was 74.6MB in the beginning and 74.4MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 541.71ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 75.7MB in the end (delta: 16.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.86ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 74.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 67.59ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 72.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 419.87ms. Allocated memory is still 117.4MB. Free memory was 72.6MB in the beginning and 61.6MB in the end (delta: 11.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 7694.87ms. Allocated memory is still 117.4MB. Free memory was 61.6MB in the beginning and 80.8MB in the end (delta: -19.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.44ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 80.8MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~x_ref~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~y_ref~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 2 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.6s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 6.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 2 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, 21 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 45 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 27 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital203 mio100 ax108 hnf100 lsp91 ukn65 mio100 lsp28 div100 bol100 ite100 ukn100 eq163 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 42ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-28 05:06:00,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 05:06:00,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c97d32a-dd65-4b68-95d4-2a56784e64c4/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