./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/reducercommutativity/max05-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/reducercommutativity/max05-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4e48915cf0eaefe43320bbe59bf88f5c68b2f305d293e808fa6ece9112b5c238 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:34:42,086 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:34:42,189 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-23 23:34:42,194 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:34:42,194 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:34:42,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:34:42,219 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:34:42,219 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:34:42,220 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:34:42,220 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:34:42,220 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:34:42,220 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:34:42,220 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:34:42,221 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-23 23:34:42,221 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-23 23:34:42,221 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-23 23:34:42,221 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-23 23:34:42,221 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-23 23:34:42,221 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-23 23:34:42,221 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:34:42,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-23 23:34:42,222 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 23:34:42,222 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:34:42,222 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 23:34:42,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:34:42,222 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-23 23:34:42,222 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-23 23:34:42,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-23 23:34:42,222 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-23 23:34:42,223 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 23:34:42,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:34:42,223 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-23 23:34:42,223 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:34:42,223 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:34:42,223 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:34:42,223 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:34:42,223 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:34:42,224 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-23 23:34:42,224 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-23 23:34:42,224 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_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e48915cf0eaefe43320bbe59bf88f5c68b2f305d293e808fa6ece9112b5c238 [2024-11-23 23:34:42,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:34:42,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:34:42,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:34:42,564 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:34:42,564 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:34:42,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/reducercommutativity/max05-1.i [2024-11-23 23:34:45,960 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/data/4102a64dd/468dff4b56484fe4bd418facf5f70c86/FLAG9365a1d44 [2024-11-23 23:34:46,355 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:34:46,356 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/sv-benchmarks/c/reducercommutativity/max05-1.i [2024-11-23 23:34:46,394 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/data/4102a64dd/468dff4b56484fe4bd418facf5f70c86/FLAG9365a1d44 [2024-11-23 23:34:46,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/data/4102a64dd/468dff4b56484fe4bd418facf5f70c86 [2024-11-23 23:34:46,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:34:46,555 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:34:46,558 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:34:46,559 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:34:46,566 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:34:46,567 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:46,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d126ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46, skipping insertion in model container [2024-11-23 23:34:46,571 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:46,596 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:34:46,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:34:46,858 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:34:46,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:34:46,917 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:34:46,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46 WrapperNode [2024-11-23 23:34:46,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:34:46,921 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:34:46,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:34:46,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:34:46,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:46,944 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:46,976 INFO L138 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 131 [2024-11-23 23:34:46,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:34:46,982 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:34:46,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:34:46,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:34:46,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:46,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:47,002 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:47,018 INFO L175 MemorySlicer]: Split 17 memory accesses to 2 slices as follows [2, 15]. 88 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 5 writes are split as follows [0, 5]. [2024-11-23 23:34:47,019 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:47,019 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:47,027 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:47,028 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:47,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:47,035 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:47,036 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:47,042 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:34:47,043 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:34:47,043 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:34:47,044 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:34:47,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (1/1) ... [2024-11-23 23:34:47,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:47,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:47,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:47,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-23 23:34:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:34:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:34:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 23:34:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 23:34:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 23:34:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 23:34:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:34:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:34:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 23:34:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 23:34:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 23:34:47,191 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:34:47,194 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:34:47,521 INFO L? ?]: Removed 42 outVars from TransFormulas that were not future-live. [2024-11-23 23:34:47,521 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:34:47,533 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:34:47,534 INFO L312 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-23 23:34:47,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:34:47 BoogieIcfgContainer [2024-11-23 23:34:47,534 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:34:47,535 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-23 23:34:47,536 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-23 23:34:47,543 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-23 23:34:47,544 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 23:34:47,544 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 11:34:46" (1/3) ... [2024-11-23 23:34:47,546 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@53bc09d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 11:34:47, skipping insertion in model container [2024-11-23 23:34:47,546 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 23:34:47,546 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:34:46" (2/3) ... [2024-11-23 23:34:47,546 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@53bc09d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 11:34:47, skipping insertion in model container [2024-11-23 23:34:47,546 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 23:34:47,547 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:34:47" (3/3) ... [2024-11-23 23:34:47,548 INFO L363 chiAutomizerObserver]: Analyzing ICFG max05-1.i [2024-11-23 23:34:47,613 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-23 23:34:47,613 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-23 23:34:47,613 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-23 23:34:47,613 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-23 23:34:47,613 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-23 23:34:47,613 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-23 23:34:47,614 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-23 23:34:47,614 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-23 23:34:47,620 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 33 states, 32 states have (on average 1.46875) internal successors, (47), 32 states have internal predecessors, (47), 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) [2024-11-23 23:34:47,640 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 16 [2024-11-23 23:34:47,640 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 23:34:47,640 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 23:34:47,646 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-23 23:34:47,646 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-23 23:34:47,646 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-23 23:34:47,647 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 33 states, 32 states have (on average 1.46875) internal successors, (47), 32 states have internal predecessors, (47), 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) [2024-11-23 23:34:47,649 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 16 [2024-11-23 23:34:47,649 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 23:34:47,649 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 23:34:47,649 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-23 23:34:47,650 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-23 23:34:47,658 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" [2024-11-23 23:34:47,658 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" [2024-11-23 23:34:47,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:47,666 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-23 23:34:47,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:47,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023396047] [2024-11-23 23:34:47,676 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:47,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:47,790 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:47,825 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:47,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:47,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1221, now seen corresponding path program 1 times [2024-11-23 23:34:47,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:47,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537457556] [2024-11-23 23:34:47,831 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:47,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:47,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:47,852 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:47,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:47,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:47,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:47,871 INFO L85 PathProgramCache]: Analyzing trace with hash 925703, now seen corresponding path program 1 times [2024-11-23 23:34:47,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:47,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86370158] [2024-11-23 23:34:47,871 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:47,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:47,921 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:47,950 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:48,485 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 23:34:48,488 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 23:34:48,488 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 23:34:48,488 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 23:34:48,488 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 23:34:48,488 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:48,488 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 23:34:48,489 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 23:34:48,489 INFO L132 ssoRankerPreferences]: Filename of dumped script: max05-1.i_Iteration1_Lasso [2024-11-23 23:34:48,489 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 23:34:48,489 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 23:34:48,514 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,573 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,844 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,848 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,851 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,856 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,860 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,868 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:48,873 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:49,204 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 23:34:49,208 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 23:34:49,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:49,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:49,213 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:49,218 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 [2024-11-23 23:34:49,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-23 23:34:49,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:49,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:49,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:49,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:49,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:49,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:49,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:49,246 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:49,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-23 23:34:49,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:49,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:49,263 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:49,268 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 [2024-11-23 23:34:49,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-23 23:34:49,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:49,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:49,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:49,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:49,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:49,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:49,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:49,292 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:49,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-23 23:34:49,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:49,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:49,306 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:49,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-23 23:34:49,312 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 [2024-11-23 23:34:49,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:49,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:49,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:49,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:49,334 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:34:49,334 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:34:49,342 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:49,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-23 23:34:49,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:49,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:49,356 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:49,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-23 23:34:49,358 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 [2024-11-23 23:34:49,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:49,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:49,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:49,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:49,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:34:49,377 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:34:49,383 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:49,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-23 23:34:49,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:49,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:49,397 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:49,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-23 23:34:49,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 23:34:49,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:49,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:49,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:49,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:49,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:49,420 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:49,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:49,423 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:49,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-23 23:34:49,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:49,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:49,438 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:49,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-23 23:34:49,443 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 [2024-11-23 23:34:49,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:49,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:49,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:49,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:49,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:49,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:49,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:49,464 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:49,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-23 23:34:49,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:49,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:49,477 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:49,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-23 23:34:49,482 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 [2024-11-23 23:34:49,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:49,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:49,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:49,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:49,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:34:49,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:34:49,515 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:49,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-23 23:34:49,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:49,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:49,530 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:49,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-23 23:34:49,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 23:34:49,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:49,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:49,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:49,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:49,564 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:34:49,565 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:34:49,573 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:49,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-23 23:34:49,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:49,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:49,587 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:49,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-23 23:34:49,592 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 [2024-11-23 23:34:49,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:49,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:49,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:49,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:49,614 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:34:49,614 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:34:49,621 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:49,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-23 23:34:49,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:49,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:49,634 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:49,639 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 [2024-11-23 23:34:49,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-23 23:34:49,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:49,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:49,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:49,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:49,663 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:34:49,664 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:34:49,679 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 23:34:49,751 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-11-23 23:34:49,755 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-23 23:34:49,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:49,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:49,762 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:49,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-23 23:34:49,766 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 23:34:49,789 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-23 23:34:49,789 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 23:34:49,790 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = 9*v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_1 - 8*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2024-11-23 23:34:49,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-23 23:34:49,827 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-23 23:34:49,841 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-23 23:34:49,842 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-23 23:34:49,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:49,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 23:34:49,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:34:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:49,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 23:34:49,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:34:49,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 23:34:49,998 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-23 23:34:49,999 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 33 states, 32 states have (on average 1.46875) internal successors, (47), 32 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2024-11-23 23:34:50,063 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 33 states, 32 states have (on average 1.46875) internal successors, (47), 32 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) Result 64 states and 93 transitions. Complement of second has 6 states. [2024-11-23 23:34:50,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-23 23:34:50,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 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) [2024-11-23 23:34:50,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 46 transitions. [2024-11-23 23:34:50,083 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-23 23:34:50,084 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 23:34:50,084 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-23 23:34:50,088 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 23:34:50,088 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 46 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-23 23:34:50,089 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 23:34:50,090 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 93 transitions. [2024-11-23 23:34:50,097 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-11-23 23:34:50,103 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 25 states and 36 transitions. [2024-11-23 23:34:50,105 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2024-11-23 23:34:50,106 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2024-11-23 23:34:50,106 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 36 transitions. [2024-11-23 23:34:50,107 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 23:34:50,107 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 36 transitions. [2024-11-23 23:34:50,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 36 transitions. [2024-11-23 23:34:50,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2024-11-23 23:34:50,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.44) internal successors, (36), 24 states have internal predecessors, (36), 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) [2024-11-23 23:34:50,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 36 transitions. [2024-11-23 23:34:50,154 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 36 transitions. [2024-11-23 23:34:50,154 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 36 transitions. [2024-11-23 23:34:50,154 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-23 23:34:50,154 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 36 transitions. [2024-11-23 23:34:50,155 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-11-23 23:34:50,156 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 23:34:50,156 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 23:34:50,156 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-23 23:34:50,156 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-23 23:34:50,156 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < 5);" "havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" [2024-11-23 23:34:50,157 INFO L749 eck$LassoCheckResult]: Loop: "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" [2024-11-23 23:34:50,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:50,160 INFO L85 PathProgramCache]: Analyzing trace with hash 925769, now seen corresponding path program 1 times [2024-11-23 23:34:50,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:50,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058874587] [2024-11-23 23:34:50,160 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:50,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:50,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-23 23:34:50,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058874587] [2024-11-23 23:34:50,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058874587] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:34:50,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1955139460] [2024-11-23 23:34:50,267 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:50,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:34:50,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:50,271 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:34:50,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-23 23:34:50,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:50,330 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 23:34:50,331 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:34:50,342 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:34:50,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1955139460] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 23:34:50,356 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 23:34:50,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2024-11-23 23:34:50,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821788946] [2024-11-23 23:34:50,358 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 23:34:50,360 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-23 23:34:50,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:50,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1604841, now seen corresponding path program 1 times [2024-11-23 23:34:50,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:50,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403535247] [2024-11-23 23:34:50,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:50,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:50,379 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:50,393 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:50,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-23 23:34:50,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:34:50,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:34:50,521 INFO L87 Difference]: Start difference. First operand 25 states and 36 transitions. cyclomatic complexity: 16 Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 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) [2024-11-23 23:34:50,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:34:50,564 INFO L93 Difference]: Finished difference Result 27 states and 34 transitions. [2024-11-23 23:34:50,564 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 34 transitions. [2024-11-23 23:34:50,565 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-11-23 23:34:50,566 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 34 transitions. [2024-11-23 23:34:50,570 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2024-11-23 23:34:50,570 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2024-11-23 23:34:50,570 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 34 transitions. [2024-11-23 23:34:50,571 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 23:34:50,571 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 34 transitions. [2024-11-23 23:34:50,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 34 transitions. [2024-11-23 23:34:50,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2024-11-23 23:34:50,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 26 states have internal predecessors, (34), 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) [2024-11-23 23:34:50,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2024-11-23 23:34:50,573 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 34 transitions. [2024-11-23 23:34:50,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:34:50,577 INFO L425 stractBuchiCegarLoop]: Abstraction has 27 states and 34 transitions. [2024-11-23 23:34:50,577 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-23 23:34:50,577 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 34 transitions. [2024-11-23 23:34:50,578 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-11-23 23:34:50,578 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 23:34:50,578 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 23:34:50,578 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1] [2024-11-23 23:34:50,578 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-23 23:34:50,579 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);" "havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" [2024-11-23 23:34:50,579 INFO L749 eck$LassoCheckResult]: Loop: "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" [2024-11-23 23:34:50,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:50,582 INFO L85 PathProgramCache]: Analyzing trace with hash 207918545, now seen corresponding path program 1 times [2024-11-23 23:34:50,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:50,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582063980] [2024-11-23 23:34:50,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:50,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:50,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:50,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-23 23:34:50,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582063980] [2024-11-23 23:34:50,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582063980] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:34:50,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1909783072] [2024-11-23 23:34:50,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:50,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:34:50,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:50,749 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:34:50,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-23 23:34:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:50,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 23:34:50,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:34:50,851 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:34:50,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1909783072] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 23:34:50,897 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 23:34:50,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-23 23:34:50,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935985909] [2024-11-23 23:34:50,897 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 23:34:50,897 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-23 23:34:50,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:50,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1604841, now seen corresponding path program 2 times [2024-11-23 23:34:50,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:50,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062309631] [2024-11-23 23:34:50,898 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:50,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:50,915 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:50,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:50,929 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:51,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-23 23:34:51,039 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 23:34:51,039 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-23 23:34:51,039 INFO L87 Difference]: Start difference. First operand 27 states and 34 transitions. cyclomatic complexity: 12 Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 23:34:51,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:34:51,082 INFO L93 Difference]: Finished difference Result 33 states and 40 transitions. [2024-11-23 23:34:51,082 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 40 transitions. [2024-11-23 23:34:51,083 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-11-23 23:34:51,084 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 33 states and 40 transitions. [2024-11-23 23:34:51,084 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2024-11-23 23:34:51,085 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2024-11-23 23:34:51,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 40 transitions. [2024-11-23 23:34:51,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 23:34:51,085 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33 states and 40 transitions. [2024-11-23 23:34:51,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 40 transitions. [2024-11-23 23:34:51,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2024-11-23 23:34:51,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 32 states have internal predecessors, (40), 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) [2024-11-23 23:34:51,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2024-11-23 23:34:51,088 INFO L240 hiAutomatonCegarLoop]: Abstraction has 33 states and 40 transitions. [2024-11-23 23:34:51,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 23:34:51,090 INFO L425 stractBuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2024-11-23 23:34:51,090 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-23 23:34:51,090 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2024-11-23 23:34:51,091 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2024-11-23 23:34:51,091 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 23:34:51,092 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 23:34:51,092 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1] [2024-11-23 23:34:51,092 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-23 23:34:51,093 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);" "havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" [2024-11-23 23:34:51,093 INFO L749 eck$LassoCheckResult]: Loop: "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" [2024-11-23 23:34:51,093 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:51,093 INFO L85 PathProgramCache]: Analyzing trace with hash -858808675, now seen corresponding path program 2 times [2024-11-23 23:34:51,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:51,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370403723] [2024-11-23 23:34:51,094 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:51,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:51,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:51,126 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:51,150 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:51,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:51,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1604841, now seen corresponding path program 3 times [2024-11-23 23:34:51,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:51,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892734009] [2024-11-23 23:34:51,152 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:51,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:51,159 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:51,166 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:51,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:51,167 INFO L85 PathProgramCache]: Analyzing trace with hash -2004914811, now seen corresponding path program 1 times [2024-11-23 23:34:51,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:51,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213928082] [2024-11-23 23:34:51,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:51,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:51,211 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:51,261 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:52,585 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 23:34:52,586 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 23:34:52,586 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 23:34:52,586 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 23:34:52,586 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 23:34:52,586 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:52,587 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 23:34:52,587 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 23:34:52,587 INFO L132 ssoRankerPreferences]: Filename of dumped script: max05-1.i_Iteration4_Lasso [2024-11-23 23:34:52,587 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 23:34:52,587 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 23:34:52,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:52,598 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:52,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:52,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:52,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:52,613 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:52,616 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:52,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:52,624 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:52,640 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:52,645 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:52,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:52,654 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,086 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,107 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,121 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,124 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,128 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:34:53,519 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 23:34:53,520 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 23:34:53,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,528 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-23 23:34:53,531 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 [2024-11-23 23:34:53,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:53,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:53,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:53,550 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-23 23:34:53,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,562 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-23 23:34:53,565 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 [2024-11-23 23:34:53,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:53,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:53,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:53,578 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-23 23:34:53,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,587 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-23 23:34:53,589 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 [2024-11-23 23:34:53,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:53,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:53,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:53,602 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-23 23:34:53,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,611 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-23 23:34:53,615 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 [2024-11-23 23:34:53,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:53,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:53,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:53,635 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-23 23:34:53,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,647 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-23 23:34:53,651 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 [2024-11-23 23:34:53,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:53,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:53,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:53,665 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-23 23:34:53,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,673 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-23 23:34:53,675 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 [2024-11-23 23:34:53,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:53,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,687 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:53,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:53,688 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-23 23:34:53,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,698 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-23 23:34:53,702 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 [2024-11-23 23:34:53,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,717 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:34:53,717 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:34:53,723 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-23 23:34:53,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,736 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-23 23:34:53,740 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 [2024-11-23 23:34:53,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:53,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:53,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:53,760 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-23 23:34:53,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,773 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-23 23:34:53,777 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 [2024-11-23 23:34:53,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:34:53,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:34:53,797 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-23 23:34:53,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,810 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,815 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 [2024-11-23 23:34:53,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-23 23:34:53,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,833 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:34:53,833 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:34:53,837 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-23 23:34:53,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,850 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-23 23:34:53,855 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 [2024-11-23 23:34:53,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:53,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:53,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:53,874 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-23 23:34:53,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,886 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-23 23:34:53,891 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 [2024-11-23 23:34:53,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:53,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:53,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:53,910 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-23 23:34:53,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,923 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-23 23:34:53,927 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 [2024-11-23 23:34:53,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:34:53,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:53,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:34:53,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:34:53,946 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:34:53,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-23 23:34:53,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:53,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:53,959 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:53,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-23 23:34:53,974 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 [2024-11-23 23:34:53,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:34:53,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:34:53,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:34:53,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:34:54,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-23 23:34:54,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:34:54,004 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:34:54,015 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 23:34:54,038 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-23 23:34:54,038 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2024-11-23 23:34:54,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:34:54,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:54,043 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:34:54,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-23 23:34:54,045 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 23:34:54,061 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-23 23:34:54,061 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 23:34:54,062 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_max_~i~0#1, v_rep(select #length ULTIMATE.start_max_~x#1.base)_1) = -8*ULTIMATE.start_max_~i~0#1 + 9*v_rep(select #length ULTIMATE.start_max_~x#1.base)_1 Supporting invariants [] [2024-11-23 23:34:54,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-23 23:34:54,097 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-11-23 23:34:54,099 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-23 23:34:54,100 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-23 23:34:54,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:54,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:54,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 23:34:54,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:34:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:54,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 23:34:54,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:34:54,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 23:34:54,234 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 [2024-11-23 23:34:54,235 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) [2024-11-23 23:34:54,291 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 37 states and 47 transitions. Complement of second has 7 states. [2024-11-23 23:34:54,291 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 [2024-11-23 23:34:54,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) [2024-11-23 23:34:54,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2024-11-23 23:34:54,292 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 14 letters. Loop has 4 letters. [2024-11-23 23:34:54,293 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 23:34:54,294 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 18 letters. Loop has 4 letters. [2024-11-23 23:34:54,294 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 23:34:54,294 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 14 letters. Loop has 8 letters. [2024-11-23 23:34:54,294 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 23:34:54,295 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 47 transitions. [2024-11-23 23:34:54,296 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-11-23 23:34:54,296 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 34 states and 42 transitions. [2024-11-23 23:34:54,296 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2024-11-23 23:34:54,296 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-23 23:34:54,297 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 42 transitions. [2024-11-23 23:34:54,297 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 23:34:54,297 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 42 transitions. [2024-11-23 23:34:54,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 42 transitions. [2024-11-23 23:34:54,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34. [2024-11-23 23:34:54,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 33 states have internal predecessors, (42), 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) [2024-11-23 23:34:54,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 42 transitions. [2024-11-23 23:34:54,300 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 42 transitions. [2024-11-23 23:34:54,300 INFO L425 stractBuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2024-11-23 23:34:54,300 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-23 23:34:54,300 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 42 transitions. [2024-11-23 23:34:54,300 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-11-23 23:34:54,300 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 23:34:54,301 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 23:34:54,301 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:34:54,301 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-23 23:34:54,301 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);" "havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume !(max_~i~0#1 < 5);" "max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" [2024-11-23 23:34:54,302 INFO L749 eck$LassoCheckResult]: Loop: "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" [2024-11-23 23:34:54,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:54,302 INFO L85 PathProgramCache]: Analyzing trace with hash 350969597, now seen corresponding path program 1 times [2024-11-23 23:34:54,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:54,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893160095] [2024-11-23 23:34:54,302 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:54,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:54,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-23 23:34:54,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893160095] [2024-11-23 23:34:54,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893160095] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:34:54,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1279079105] [2024-11-23 23:34:54,387 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:54,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:34:54,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:54,390 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:34:54,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-11-23 23:34:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:54,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 23:34:54,465 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:34:54,473 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:34:54,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1279079105] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 23:34:54,481 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 23:34:54,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2024-11-23 23:34:54,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063071244] [2024-11-23 23:34:54,482 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 23:34:54,482 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-23 23:34:54,482 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:54,482 INFO L85 PathProgramCache]: Analyzing trace with hash 2312873, now seen corresponding path program 1 times [2024-11-23 23:34:54,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:54,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380615322] [2024-11-23 23:34:54,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:54,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:54,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:54,489 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:54,494 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:54,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-23 23:34:54,562 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 23:34:54,562 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-23 23:34:54,562 INFO L87 Difference]: Start difference. First operand 34 states and 42 transitions. cyclomatic complexity: 13 Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 23:34:54,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:34:54,654 INFO L93 Difference]: Finished difference Result 48 states and 58 transitions. [2024-11-23 23:34:54,654 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 58 transitions. [2024-11-23 23:34:54,655 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-11-23 23:34:54,656 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 58 transitions. [2024-11-23 23:34:54,656 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2024-11-23 23:34:54,656 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2024-11-23 23:34:54,656 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 58 transitions. [2024-11-23 23:34:54,656 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 23:34:54,656 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 58 transitions. [2024-11-23 23:34:54,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 58 transitions. [2024-11-23 23:34:54,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 43. [2024-11-23 23:34:54,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.2093023255813953) internal successors, (52), 42 states have internal predecessors, (52), 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) [2024-11-23 23:34:54,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 52 transitions. [2024-11-23 23:34:54,660 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43 states and 52 transitions. [2024-11-23 23:34:54,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 23:34:54,661 INFO L425 stractBuchiCegarLoop]: Abstraction has 43 states and 52 transitions. [2024-11-23 23:34:54,661 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-23 23:34:54,661 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 52 transitions. [2024-11-23 23:34:54,662 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-11-23 23:34:54,662 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 23:34:54,662 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 23:34:54,663 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:34:54,663 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-23 23:34:54,663 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);" "havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume !(max_~i~0#1 < 5);" "max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" [2024-11-23 23:34:54,663 INFO L749 eck$LassoCheckResult]: Loop: "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" [2024-11-23 23:34:54,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:54,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1531461622, now seen corresponding path program 1 times [2024-11-23 23:34:54,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:54,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299661654] [2024-11-23 23:34:54,664 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:54,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:54,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-23 23:34:54,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299661654] [2024-11-23 23:34:54,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299661654] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:34:54,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093183233] [2024-11-23 23:34:54,868 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:54,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:34:54,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:54,870 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:34:54,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-11-23 23:34:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:54,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 23:34:54,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:34:54,989 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:34:55,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1093183233] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 23:34:55,030 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 23:34:55,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-23 23:34:55,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716211680] [2024-11-23 23:34:55,031 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 23:34:55,031 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-23 23:34:55,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:55,033 INFO L85 PathProgramCache]: Analyzing trace with hash 2435033, now seen corresponding path program 2 times [2024-11-23 23:34:55,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:55,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650453639] [2024-11-23 23:34:55,033 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:55,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:55,044 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:55,050 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:55,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-23 23:34:55,121 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 23:34:55,121 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-23 23:34:55,122 INFO L87 Difference]: Start difference. First operand 43 states and 52 transitions. cyclomatic complexity: 14 Second operand has 8 states, 8 states have (on average 4.5) internal successors, (36), 8 states have internal predecessors, (36), 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) [2024-11-23 23:34:55,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:34:55,277 INFO L93 Difference]: Finished difference Result 84 states and 103 transitions. [2024-11-23 23:34:55,277 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 103 transitions. [2024-11-23 23:34:55,278 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-11-23 23:34:55,279 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 84 states and 103 transitions. [2024-11-23 23:34:55,279 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 54 [2024-11-23 23:34:55,280 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2024-11-23 23:34:55,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 84 states and 103 transitions. [2024-11-23 23:34:55,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 23:34:55,280 INFO L218 hiAutomatonCegarLoop]: Abstraction has 84 states and 103 transitions. [2024-11-23 23:34:55,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states and 103 transitions. [2024-11-23 23:34:55,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 67. [2024-11-23 23:34:55,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 67 states have (on average 1.2238805970149254) internal successors, (82), 66 states have internal predecessors, (82), 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) [2024-11-23 23:34:55,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 82 transitions. [2024-11-23 23:34:55,284 INFO L240 hiAutomatonCegarLoop]: Abstraction has 67 states and 82 transitions. [2024-11-23 23:34:55,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 23:34:55,286 INFO L425 stractBuchiCegarLoop]: Abstraction has 67 states and 82 transitions. [2024-11-23 23:34:55,286 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-23 23:34:55,286 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 67 states and 82 transitions. [2024-11-23 23:34:55,287 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2024-11-23 23:34:55,287 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 23:34:55,287 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 23:34:55,288 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:34:55,288 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-23 23:34:55,288 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);" "havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume !(max_~i~0#1 < 5);" "max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" [2024-11-23 23:34:55,289 INFO L749 eck$LassoCheckResult]: Loop: "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" [2024-11-23 23:34:55,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:55,289 INFO L85 PathProgramCache]: Analyzing trace with hash -426642186, now seen corresponding path program 2 times [2024-11-23 23:34:55,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:55,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854238751] [2024-11-23 23:34:55,290 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:55,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:55,358 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:55,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:55,397 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:55,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:55,398 INFO L85 PathProgramCache]: Analyzing trace with hash 2435033, now seen corresponding path program 3 times [2024-11-23 23:34:55,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:55,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323233138] [2024-11-23 23:34:55,398 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:55,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:55,406 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:55,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:55,412 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:55,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:55,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1306944946, now seen corresponding path program 1 times [2024-11-23 23:34:55,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:55,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803244316] [2024-11-23 23:34:55,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:55,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:55,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-23 23:34:55,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803244316] [2024-11-23 23:34:55,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803244316] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 23:34:55,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [818097132] [2024-11-23 23:34:55,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:55,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 23:34:55,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:34:55,641 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 23:34:55,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-11-23 23:34:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:34:55,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-23 23:34:55,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:34:55,807 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 23:34:55,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [818097132] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 23:34:55,879 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 23:34:55,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2024-11-23 23:34:55,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489624302] [2024-11-23 23:34:55,880 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 23:34:55,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-23 23:34:55,953 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-23 23:34:55,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2024-11-23 23:34:55,954 INFO L87 Difference]: Start difference. First operand 67 states and 82 transitions. cyclomatic complexity: 20 Second operand has 9 states, 8 states have (on average 4.875) internal successors, (39), 9 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 23:34:56,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:34:56,174 INFO L93 Difference]: Finished difference Result 84 states and 100 transitions. [2024-11-23 23:34:56,174 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 100 transitions. [2024-11-23 23:34:56,176 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-23 23:34:56,176 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 62 states and 73 transitions. [2024-11-23 23:34:56,176 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2024-11-23 23:34:56,177 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2024-11-23 23:34:56,177 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 73 transitions. [2024-11-23 23:34:56,177 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 23:34:56,177 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 73 transitions. [2024-11-23 23:34:56,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 73 transitions. [2024-11-23 23:34:56,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2024-11-23 23:34:56,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 62 states have (on average 1.1774193548387097) internal successors, (73), 61 states have internal predecessors, (73), 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) [2024-11-23 23:34:56,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 73 transitions. [2024-11-23 23:34:56,181 INFO L240 hiAutomatonCegarLoop]: Abstraction has 62 states and 73 transitions. [2024-11-23 23:34:56,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 23:34:56,183 INFO L425 stractBuchiCegarLoop]: Abstraction has 62 states and 73 transitions. [2024-11-23 23:34:56,183 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-23 23:34:56,183 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 62 states and 73 transitions. [2024-11-23 23:34:56,184 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-23 23:34:56,184 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 23:34:56,184 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 23:34:56,185 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 23:34:56,186 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-23 23:34:56,186 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);" "havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume !(max_~i~0#1 < 5);" "max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;" "call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume !(max_~i~0#1 < 5);" "max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret10#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret2~0#1 := main_#t~ret10#1;havoc main_#t~ret10#1;call main_#t~mem11#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem11#1;havoc main_#t~mem11#1;main_~i~2#1 := 0;" [2024-11-23 23:34:56,186 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~2#1 < 4;" "call main_#t~mem12#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~2#1), 4);call write~int#1(main_#t~mem12#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" [2024-11-23 23:34:56,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:56,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1841791788, now seen corresponding path program 1 times [2024-11-23 23:34:56,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:56,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912340560] [2024-11-23 23:34:56,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:56,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:56,251 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:56,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:56,319 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:56,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:56,321 INFO L85 PathProgramCache]: Analyzing trace with hash 3141, now seen corresponding path program 1 times [2024-11-23 23:34:56,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:56,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127496570] [2024-11-23 23:34:56,321 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:56,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:56,328 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:56,332 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:34:56,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:34:56,335 INFO L85 PathProgramCache]: Analyzing trace with hash -435380136, now seen corresponding path program 1 times [2024-11-23 23:34:56,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 23:34:56,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5148463] [2024-11-23 23:34:56,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:34:56,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:34:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:56,394 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 23:34:56,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-23 23:34:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 23:34:56,500 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 23:35:02,456 WARN L286 SmtUtils]: Spent 5.87s on a formula simplification. DAG size of input: 371 DAG size of output: 291 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-23 23:35:03,429 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 23:35:03,429 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 23:35:03,429 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 23:35:03,429 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 23:35:03,429 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 23:35:03,430 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:03,430 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 23:35:03,430 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 23:35:03,430 INFO L132 ssoRankerPreferences]: Filename of dumped script: max05-1.i_Iteration8_Lasso [2024-11-23 23:35:03,430 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 23:35:03,430 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 23:35:03,436 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,439 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,443 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,446 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,449 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,456 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,461 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,464 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,475 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,478 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,482 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:03,486 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,033 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,038 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,042 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,045 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,064 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,073 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 23:35:04,466 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 23:35:04,466 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 23:35:04,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,472 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-23 23:35:04,477 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 [2024-11-23 23:35:04,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,499 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:04,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,514 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-23 23:35:04,520 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 [2024-11-23 23:35:04,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,541 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:04,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,558 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-23 23:35:04,563 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 [2024-11-23 23:35:04,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,582 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,584 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:04,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,598 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,602 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 [2024-11-23 23:35:04,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-23 23:35:04,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,626 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:04,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,641 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,646 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 [2024-11-23 23:35:04,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-23 23:35:04,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,665 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-23 23:35:04,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,681 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-23 23:35:04,684 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 [2024-11-23 23:35:04,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,697 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,699 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-23 23:35:04,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,714 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-23 23:35:04,718 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 [2024-11-23 23:35:04,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,736 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,738 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:04,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,751 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-23 23:35:04,756 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 [2024-11-23 23:35:04,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,775 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:04,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,789 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-23 23:35:04,794 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 [2024-11-23 23:35:04,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,813 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:04,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,824 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-23 23:35:04,826 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 [2024-11-23 23:35:04,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,841 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-23 23:35:04,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,850 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-23 23:35:04,853 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 [2024-11-23 23:35:04,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,868 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-23 23:35:04,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,883 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-23 23:35:04,890 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 [2024-11-23 23:35:04,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,908 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,910 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:04,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,923 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-23 23:35:04,929 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 [2024-11-23 23:35:04,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 23:35:04,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 23:35:04,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 23:35:04,952 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:04,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:04,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:04,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:04,967 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:04,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-23 23:35:04,975 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 [2024-11-23 23:35:04,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:04,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:04,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:04,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:04,995 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:35:04,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:35:05,000 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:05,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:05,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:05,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:05,015 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:05,019 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 [2024-11-23 23:35:05,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-23 23:35:05,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:05,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:05,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:05,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:05,040 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:35:05,040 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:35:05,045 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:05,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:05,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:05,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:05,059 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:05,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-23 23:35:05,063 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 [2024-11-23 23:35:05,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:05,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:05,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:05,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:05,082 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:35:05,083 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:35:05,089 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:05,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:05,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:05,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:05,103 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:05,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-23 23:35:05,108 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 [2024-11-23 23:35:05,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:05,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:05,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:05,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:05,132 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:35:05,132 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:35:05,143 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:05,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:05,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:05,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:05,155 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:05,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-23 23:35:05,158 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 [2024-11-23 23:35:05,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:05,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:05,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:05,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:05,174 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:35:05,174 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:35:05,180 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:05,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:05,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:05,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:05,194 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:05,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-23 23:35:05,199 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 [2024-11-23 23:35:05,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:05,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:05,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:05,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:05,221 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:35:05,221 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:35:05,227 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 23:35:05,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:05,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:05,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:05,243 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:05,248 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 [2024-11-23 23:35:05,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-23 23:35:05,267 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 23:35:05,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 23:35:05,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 23:35:05,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 23:35:05,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 23:35:05,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 23:35:05,284 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 23:35:05,324 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2024-11-23 23:35:05,324 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-23 23:35:05,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 23:35:05,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:35:05,328 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 23:35:05,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-23 23:35:05,331 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 23:35:05,349 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-23 23:35:05,349 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 23:35:05,350 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_3, ULTIMATE.start_main_~i~2#1) = 1*v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_3 - 2*ULTIMATE.start_main_~i~2#1 Supporting invariants [] [2024-11-23 23:35:05,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-23 23:35:05,377 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-23 23:35:05,379 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-23 23:35:05,379 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-23 23:35:05,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:35:05,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:35:05,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 23:35:05,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:35:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:35:05,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 23:35:05,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 23:35:05,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 23:35:05,613 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-23 23:35:05,613 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 62 states and 73 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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) [2024-11-23 23:35:05,634 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 62 states and 73 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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 64 states and 76 transitions. Complement of second has 4 states. [2024-11-23 23:35:05,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-23 23:35:05,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 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) [2024-11-23 23:35:05,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 24 transitions. [2024-11-23 23:35:05,636 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 24 transitions. Stem has 60 letters. Loop has 2 letters. [2024-11-23 23:35:05,636 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 23:35:05,637 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 24 transitions. Stem has 62 letters. Loop has 2 letters. [2024-11-23 23:35:05,637 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 23:35:05,637 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 24 transitions. Stem has 60 letters. Loop has 4 letters. [2024-11-23 23:35:05,637 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 23:35:05,638 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 76 transitions. [2024-11-23 23:35:05,639 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-23 23:35:05,639 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 0 states and 0 transitions. [2024-11-23 23:35:05,639 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-23 23:35:05,639 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-23 23:35:05,639 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-23 23:35:05,639 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 23:35:05,639 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 23:35:05,640 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 23:35:05,640 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 23:35:05,640 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-23 23:35:05,640 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-23 23:35:05,640 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-23 23:35:05,640 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-23 23:35:05,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 11:35:05 BoogieIcfgContainer [2024-11-23 23:35:05,650 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-23 23:35:05,650 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 23:35:05,651 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 23:35:05,651 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 23:35:05,652 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:34:47" (3/4) ... [2024-11-23 23:35:05,655 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 23:35:05,656 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 23:35:05,657 INFO L158 Benchmark]: Toolchain (without parser) took 19102.03ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 94.3MB in the beginning and 128.1MB in the end (delta: -33.7MB). Peak memory consumption was 195.9MB. Max. memory is 16.1GB. [2024-11-23 23:35:05,657 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:35:05,657 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.34ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 82.9MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 23:35:05,658 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.34ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:35:05,658 INFO L158 Benchmark]: Boogie Preprocessor took 60.83ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:35:05,658 INFO L158 Benchmark]: RCFGBuilder took 491.15ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 64.2MB in the end (delta: 15.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 23:35:05,659 INFO L158 Benchmark]: BuchiAutomizer took 18114.36ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 64.2MB in the beginning and 128.1MB in the end (delta: -64.0MB). Peak memory consumption was 179.1MB. Max. memory is 16.1GB. [2024-11-23 23:35:05,659 INFO L158 Benchmark]: Witness Printer took 5.41ms. Allocated memory is still 352.3MB. Free memory was 128.1MB in the beginning and 128.1MB in the end (delta: 72.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:35:05,662 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.34ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 82.9MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.34ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.83ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.6MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 491.15ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 64.2MB in the end (delta: 15.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 18114.36ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 64.2MB in the beginning and 128.1MB in the end (delta: -64.0MB). Peak memory consumption was 179.1MB. Max. memory is 16.1GB. * Witness Printer took 5.41ms. Allocated memory is still 352.3MB. Free memory was 128.1MB in the beginning and 128.1MB in the end (delta: 72.0kB). 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: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 8 terminating modules (5 trivial, 3 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 4 locations. One deterministic module has affine ranking function null and consists of 3 locations. 5 modules have a trivial ranking function, the largest among these consists of 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 18.0s and 9 iterations. TraceHistogramMax:5. Analysis of lassos took 16.5s. Construction of modules took 0.4s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 8. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 22 StatesRemovedByMinimization, 2 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 237 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 234 mSDsluCounter, 335 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 179 mSDsCounter, 74 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 395 IncrementalHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 74 mSolverCounterUnsat, 156 mSDtfsCounter, 395 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU4 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital187 mio100 ax100 hnf100 lsp90 ukn61 mio100 lsp37 div100 bol100 ite100 ukn100 eq156 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 38ms 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! [2024-11-23 23:35:05,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-11-23 23:35:05,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:06,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:06,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:06,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-23 23:35:06,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-11-23 23:35:06,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c98868f1-d0dc-4080-9038-ab46bc64eb45/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE