./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/array01-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/array01-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash edc22a27a339ef391e3ea3841daa4645b584cc0ad7185141d6d001b72dd17f19 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:08:18,264 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:08:18,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-29 02:08:18,332 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:08:18,333 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:08:18,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:08:18,360 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:08:18,361 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:08:18,361 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:08:18,362 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:08:18,363 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:08:18,363 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:08:18,364 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:08:18,364 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 02:08:18,365 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 02:08:18,365 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 02:08:18,366 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 02:08:18,366 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 02:08:18,367 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 02:08:18,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:08:18,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 02:08:18,368 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:08:18,369 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:08:18,369 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 02:08:18,370 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 02:08:18,370 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 02:08:18,370 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 02:08:18,371 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:08:18,371 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 02:08:18,372 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:08:18,372 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:08:18,373 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:08:18,373 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:08:18,373 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:08:18,374 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 02:08:18,374 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edc22a27a339ef391e3ea3841daa4645b584cc0ad7185141d6d001b72dd17f19 [2023-11-29 02:08:18,599 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:08:18,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:08:18,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:08:18,624 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:08:18,624 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:08:18,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/termination-memory-alloca/array01-alloca-1.i [2023-11-29 02:08:21,371 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:08:21,573 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:08:21,573 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/sv-benchmarks/c/termination-memory-alloca/array01-alloca-1.i [2023-11-29 02:08:21,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/data/1720ec05c/e0230b287eb34c259c4f5b9069855576/FLAG22a7db3a0 [2023-11-29 02:08:21,596 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/data/1720ec05c/e0230b287eb34c259c4f5b9069855576 [2023-11-29 02:08:21,598 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:08:21,599 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:08:21,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:08:21,600 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:08:21,604 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:08:21,605 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:21,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4748a98e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21, skipping insertion in model container [2023-11-29 02:08:21,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:21,648 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:08:21,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:08:21,872 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:08:21,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:08:21,929 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:08:21,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21 WrapperNode [2023-11-29 02:08:21,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:08:21,930 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:08:21,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:08:21,931 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:08:21,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:21,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:21,965 INFO L138 Inliner]: procedures = 111, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2023-11-29 02:08:21,965 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:08:21,966 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:08:21,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:08:21,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:08:21,975 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:21,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:21,978 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:21,990 INFO L175 MemorySlicer]: Split 4 memory accesses to 1 slices as follows [4]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2]. [2023-11-29 02:08:21,990 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:21,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:21,995 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:21,999 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:22,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:22,001 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:22,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:08:22,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:08:22,004 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:08:22,004 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:08:22,005 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (1/1) ... [2023-11-29 02:08:22,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:22,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:22,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:22,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 02:08:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 02:08:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 02:08:22,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 02:08:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 02:08:22,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:08:22,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:08:22,175 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:08:22,177 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:08:22,269 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:08:22,276 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:08:22,276 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-29 02:08:22,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:08:22 BoogieIcfgContainer [2023-11-29 02:08:22,278 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:08:22,278 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 02:08:22,279 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 02:08:22,281 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 02:08:22,282 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 02:08:22,282 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 02:08:21" (1/3) ... [2023-11-29 02:08:22,283 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@200d5e2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 02:08:22, skipping insertion in model container [2023-11-29 02:08:22,283 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 02:08:22,283 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:08:21" (2/3) ... [2023-11-29 02:08:22,283 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@200d5e2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 02:08:22, skipping insertion in model container [2023-11-29 02:08:22,283 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 02:08:22,283 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:08:22" (3/3) ... [2023-11-29 02:08:22,284 INFO L332 chiAutomizerObserver]: Analyzing ICFG array01-alloca-1.i [2023-11-29 02:08:22,329 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 02:08:22,330 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 02:08:22,330 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 02:08:22,330 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 02:08:22,330 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 02:08:22,330 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 02:08:22,330 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 02:08:22,331 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 02:08:22,334 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 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) [2023-11-29 02:08:22,348 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 02:08:22,348 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:08:22,348 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:08:22,352 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-29 02:08:22,352 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-29 02:08:22,352 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 02:08:22,353 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 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) [2023-11-29 02:08:22,354 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 02:08:22,354 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:08:22,354 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:08:22,355 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-29 02:08:22,355 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-29 02:08:22,360 INFO L748 eck$LassoCheckResult]: Stem: 15#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet7#1;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 3#L561true assume !(main_~array_size~0#1 < 1); 6#L561-2true call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 18446744073709551616);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 11#L565-3true [2023-11-29 02:08:22,361 INFO L750 eck$LassoCheckResult]: Loop: 11#L565-3true assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 13#L565-2true main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11#L565-3true [2023-11-29 02:08:22,366 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:22,366 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2023-11-29 02:08:22,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:22,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392860214] [2023-11-29 02:08:22,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:22,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:22,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:22,460 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:22,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:22,486 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:22,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:22,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1507, now seen corresponding path program 1 times [2023-11-29 02:08:22,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:22,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526529608] [2023-11-29 02:08:22,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:22,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:22,502 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:22,512 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:22,513 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:22,513 INFO L85 PathProgramCache]: Analyzing trace with hash 889568455, now seen corresponding path program 1 times [2023-11-29 02:08:22,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:22,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229214402] [2023-11-29 02:08:22,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:22,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:22,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:22,556 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:22,851 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 02:08:22,852 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 02:08:22,852 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 02:08:22,852 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 02:08:22,852 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 02:08:22,853 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:22,853 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 02:08:22,853 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 02:08:22,853 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-1.i_Iteration1_Lasso [2023-11-29 02:08:22,853 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 02:08:22,853 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 02:08:22,868 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:23,029 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:23,032 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:23,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:23,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:23,043 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:23,046 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:23,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:23,052 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:23,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:23,327 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 02:08:23,331 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 02:08:23,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:23,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:23,337 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:23,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-29 02:08:23,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:23,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:23,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:23,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:23,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:23,360 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:23,360 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:23,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:23,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:23,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:23,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:23,385 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:23,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-29 02:08:23,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:23,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:23,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:23,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:23,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:23,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:23,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:23,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:23,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-29 02:08:23,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:23,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:23,419 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:23,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-29 02:08:23,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:23,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:23,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:23,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:23,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:23,436 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:23,437 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:23,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:23,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-29 02:08:23,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:23,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:23,446 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:23,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-29 02:08:23,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:23,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:23,461 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:23,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:23,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:23,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:23,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:23,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:23,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:23,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-29 02:08:23,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:23,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:23,471 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:23,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-29 02:08:23,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:23,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:23,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:23,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:23,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:23,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:23,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:23,520 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 02:08:23,571 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2023-11-29 02:08:23,572 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2023-11-29 02:08:23,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:23,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:23,604 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:23,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-29 02:08:23,606 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 02:08:23,617 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 02:08:23,617 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 02:08:23,618 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_1, ULTIMATE.start_main_~i~1#1) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_1 - 4*ULTIMATE.start_main_~i~1#1 Supporting invariants [1*ULTIMATE.start_main_~numbers~0#1.offset >= 0] [2023-11-29 02:08:23,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-29 02:08:23,635 INFO L156 tatePredicateManager]: 2 out of 4 supporting invariants were superfluous and have been removed [2023-11-29 02:08:23,647 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc8!base] could not be translated [2023-11-29 02:08:23,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:23,692 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 02:08:23,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:23,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 02:08:23,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:23,772 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-29 02:08:23,773 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 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) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:23,842 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 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). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 42 transitions. Complement of second has 8 states. [2023-11-29 02:08:23,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 02:08:23,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:23,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 22 transitions. [2023-11-29 02:08:23,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 4 letters. Loop has 2 letters. [2023-11-29 02:08:23,851 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:23,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 6 letters. Loop has 2 letters. [2023-11-29 02:08:23,852 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:23,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 4 letters. Loop has 4 letters. [2023-11-29 02:08:23,852 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:23,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 42 transitions. [2023-11-29 02:08:23,856 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 02:08:23,858 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 12 states and 17 transitions. [2023-11-29 02:08:23,859 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-29 02:08:23,860 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2023-11-29 02:08:23,860 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 17 transitions. [2023-11-29 02:08:23,860 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:08:23,861 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 17 transitions. [2023-11-29 02:08:23,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 17 transitions. [2023-11-29 02:08:23,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2023-11-29 02:08:23,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:23,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 17 transitions. [2023-11-29 02:08:23,880 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 17 transitions. [2023-11-29 02:08:23,880 INFO L428 stractBuchiCegarLoop]: Abstraction has 12 states and 17 transitions. [2023-11-29 02:08:23,880 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 02:08:23,880 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 17 transitions. [2023-11-29 02:08:23,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 02:08:23,881 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:08:23,881 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:08:23,881 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:08:23,882 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 02:08:23,882 INFO L748 eck$LassoCheckResult]: Stem: 121#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 122#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet7#1;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 114#L561 assume !(main_~array_size~0#1 < 1); 115#L561-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 18446744073709551616);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 116#L565-3 assume !(main_~i~1#1 < main_~array_size~0#1); 118#L565-4 havoc main_~i~1#1;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 120#L551-3 [2023-11-29 02:08:23,882 INFO L750 eck$LassoCheckResult]: Loop: 120#L551-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 111#L552-3 assume !true; 113#L551-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 120#L551-3 [2023-11-29 02:08:23,882 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:23,883 INFO L85 PathProgramCache]: Analyzing trace with hash 889568397, now seen corresponding path program 1 times [2023-11-29 02:08:23,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:23,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927972431] [2023-11-29 02:08:23,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:23,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:23,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:23,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:08:23,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927972431] [2023-11-29 02:08:23,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927972431] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:08:23,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:08:23,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:08:23,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721483558] [2023-11-29 02:08:23,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:08:23,972 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:08:23,972 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:23,973 INFO L85 PathProgramCache]: Analyzing trace with hash 60960, now seen corresponding path program 1 times [2023-11-29 02:08:23,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:23,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000565976] [2023-11-29 02:08:23,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:23,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:23,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:23,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:08:23,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000565976] [2023-11-29 02:08:23,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000565976] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:08:23,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:08:23,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:08:23,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490917612] [2023-11-29 02:08:23,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:08:23,981 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 02:08:23,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:08:23,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 02:08:23,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 02:08:23,985 INFO L87 Difference]: Start difference. First operand 12 states and 17 transitions. cyclomatic complexity: 7 Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:23,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:08:23,989 INFO L93 Difference]: Finished difference Result 12 states and 16 transitions. [2023-11-29 02:08:23,989 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 16 transitions. [2023-11-29 02:08:23,990 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 02:08:23,991 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 12 states and 16 transitions. [2023-11-29 02:08:23,991 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2023-11-29 02:08:23,991 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2023-11-29 02:08:23,991 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 16 transitions. [2023-11-29 02:08:23,991 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:08:23,991 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 16 transitions. [2023-11-29 02:08:23,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 16 transitions. [2023-11-29 02:08:23,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2023-11-29 02:08:23,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:23,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 16 transitions. [2023-11-29 02:08:23,993 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 16 transitions. [2023-11-29 02:08:23,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 02:08:23,994 INFO L428 stractBuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2023-11-29 02:08:23,994 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-29 02:08:23,994 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 16 transitions. [2023-11-29 02:08:23,995 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 02:08:23,995 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:08:23,995 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:08:23,995 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-29 02:08:23,995 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 02:08:23,996 INFO L748 eck$LassoCheckResult]: Stem: 152#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 153#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet7#1;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 142#L561 assume !(main_~array_size~0#1 < 1); 143#L561-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 18446744073709551616);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 144#L565-3 assume !(main_~i~1#1 < main_~array_size~0#1); 146#L565-4 havoc main_~i~1#1;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 151#L551-3 [2023-11-29 02:08:23,996 INFO L750 eck$LassoCheckResult]: Loop: 151#L551-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 148#L552-3 call test_fun_#t~mem3#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 149#L552-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 150#L551-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 151#L551-3 [2023-11-29 02:08:23,996 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:23,996 INFO L85 PathProgramCache]: Analyzing trace with hash 889568397, now seen corresponding path program 2 times [2023-11-29 02:08:23,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:23,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26417299] [2023-11-29 02:08:23,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:23,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:24,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:24,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:08:24,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [26417299] [2023-11-29 02:08:24,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [26417299] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:08:24,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:08:24,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:08:24,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581117917] [2023-11-29 02:08:24,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:08:24,051 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:08:24,051 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:24,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1882892, now seen corresponding path program 1 times [2023-11-29 02:08:24,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:24,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86752185] [2023-11-29 02:08:24,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:24,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:24,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:24,063 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:24,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:08:24,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:08:24,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:08:24,126 INFO L87 Difference]: Start difference. First operand 12 states and 16 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:24,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:24,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:08:24,147 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2023-11-29 02:08:24,147 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2023-11-29 02:08:24,148 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 02:08:24,148 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 16 transitions. [2023-11-29 02:08:24,148 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2023-11-29 02:08:24,149 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2023-11-29 02:08:24,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 16 transitions. [2023-11-29 02:08:24,149 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:08:24,149 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-11-29 02:08:24,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 16 transitions. [2023-11-29 02:08:24,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2023-11-29 02:08:24,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:24,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2023-11-29 02:08:24,151 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2023-11-29 02:08:24,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 02:08:24,152 INFO L428 stractBuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2023-11-29 02:08:24,152 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-29 02:08:24,152 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 15 transitions. [2023-11-29 02:08:24,153 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-29 02:08:24,153 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:08:24,153 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:08:24,153 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:08:24,153 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 02:08:24,154 INFO L748 eck$LassoCheckResult]: Stem: 184#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 185#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet7#1;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 174#L561 assume !(main_~array_size~0#1 < 1); 175#L561-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 18446744073709551616);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 176#L565-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 177#L565-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 178#L565-3 assume !(main_~i~1#1 < main_~array_size~0#1); 179#L565-4 havoc main_~i~1#1;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 183#L551-3 [2023-11-29 02:08:24,154 INFO L750 eck$LassoCheckResult]: Loop: 183#L551-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 180#L552-3 call test_fun_#t~mem3#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 181#L552-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 182#L551-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 183#L551-3 [2023-11-29 02:08:24,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:24,154 INFO L85 PathProgramCache]: Analyzing trace with hash 176793839, now seen corresponding path program 1 times [2023-11-29 02:08:24,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:24,155 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471863388] [2023-11-29 02:08:24,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:24,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:24,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:24,168 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:24,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:24,180 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:24,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:24,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1882892, now seen corresponding path program 2 times [2023-11-29 02:08:24,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:24,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398926561] [2023-11-29 02:08:24,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:24,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:24,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:24,191 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:24,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:24,192 INFO L85 PathProgramCache]: Analyzing trace with hash -357810950, now seen corresponding path program 1 times [2023-11-29 02:08:24,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:24,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529818684] [2023-11-29 02:08:24,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:24,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:24,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:24,222 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:24,521 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 02:08:24,521 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 02:08:24,521 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 02:08:24,521 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 02:08:24,521 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 02:08:24,521 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:24,521 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 02:08:24,522 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 02:08:24,522 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-1.i_Iteration4_Lasso [2023-11-29 02:08:24,522 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 02:08:24,522 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 02:08:24,525 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,538 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,541 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,695 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,697 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,699 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,701 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,704 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,706 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,711 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,713 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,716 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,719 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,721 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,726 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:24,949 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 02:08:24,949 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 02:08:24,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:24,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:24,950 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:24,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 02:08:24,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:24,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:24,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:24,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:24,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:24,967 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:24,967 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:24,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:24,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 02:08:24,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:24,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:24,976 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:24,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 02:08:24,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:24,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:24,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:24,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:24,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:24,992 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:24,992 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:24,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:25,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-29 02:08:25,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:25,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:25,004 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:25,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-29 02:08:25,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:25,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:25,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:25,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:25,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:25,019 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:25,019 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:25,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:25,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-29 02:08:25,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:25,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:25,027 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:25,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-29 02:08:25,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:25,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:25,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:25,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:25,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:25,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:25,041 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:25,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:25,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:25,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-11-29 02:08:25,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:25,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:25,047 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:25,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-29 02:08:25,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:25,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:25,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:25,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:25,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:25,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:25,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:25,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:25,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:25,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-29 02:08:25,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:25,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:25,065 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:25,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-29 02:08:25,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:25,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:25,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:25,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:25,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:25,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:25,079 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:25,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:25,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:25,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-29 02:08:25,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:25,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:25,085 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:25,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-29 02:08:25,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:25,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:25,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:25,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:25,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:25,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:25,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:25,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:25,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-29 02:08:25,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:25,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:25,109 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:25,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-29 02:08:25,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:25,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:25,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:25,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:25,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:25,126 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:25,126 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:25,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:25,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-11-29 02:08:25,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:25,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:25,138 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:25,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-29 02:08:25,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:25,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:25,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:25,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:25,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:25,157 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:25,157 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:25,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:25,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-29 02:08:25,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:25,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:25,168 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:25,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-29 02:08:25,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:25,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:25,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:25,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:25,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:25,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:25,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:25,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:25,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-29 02:08:25,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:25,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:25,203 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:25,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-29 02:08:25,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:25,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:25,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:25,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:25,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:25,223 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:25,223 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:25,227 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:25,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-29 02:08:25,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:25,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:25,232 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:25,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-29 02:08:25,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:25,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:25,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:25,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:25,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:25,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:25,255 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:25,268 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 02:08:25,320 INFO L443 ModelExtractionUtils]: Simplification made 24 calls to the SMT solver. [2023-11-29 02:08:25,320 INFO L444 ModelExtractionUtils]: 0 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2023-11-29 02:08:25,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:25,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:25,321 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:25,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-29 02:08:25,326 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 02:08:25,340 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 02:08:25,340 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 02:08:25,340 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_fun_~i~0#1) = -2*ULTIMATE.start_test_fun_~i~0#1 + 1 Supporting invariants [-1*ULTIMATE.start_test_fun_~N#1 + 1 >= 0] [2023-11-29 02:08:25,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-11-29 02:08:25,360 INFO L156 tatePredicateManager]: 4 out of 5 supporting invariants were superfluous and have been removed [2023-11-29 02:08:25,383 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:25,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 02:08:25,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:25,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:25,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 02:08:25,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:25,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:25,514 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2023-11-29 02:08:25,514 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 15 transitions. cyclomatic complexity: 5 Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:25,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-11-29 02:08:25,665 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 15 transitions. cyclomatic complexity: 5. Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 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 31 states and 39 transitions. Complement of second has 11 states. [2023-11-29 02:08:25,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 6 stem states 1 non-accepting loop states 2 accepting loop states [2023-11-29 02:08:25,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:25,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 25 transitions. [2023-11-29 02:08:25,666 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 25 transitions. Stem has 8 letters. Loop has 4 letters. [2023-11-29 02:08:25,667 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:25,667 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 25 transitions. Stem has 12 letters. Loop has 4 letters. [2023-11-29 02:08:25,667 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:25,667 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 25 transitions. Stem has 8 letters. Loop has 8 letters. [2023-11-29 02:08:25,667 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:25,667 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 39 transitions. [2023-11-29 02:08:25,669 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 02:08:25,669 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 30 states and 38 transitions. [2023-11-29 02:08:25,670 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2023-11-29 02:08:25,670 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2023-11-29 02:08:25,670 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 38 transitions. [2023-11-29 02:08:25,670 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:08:25,670 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 38 transitions. [2023-11-29 02:08:25,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 38 transitions. [2023-11-29 02:08:25,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 26. [2023-11-29 02:08:25,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.3076923076923077) internal successors, (34), 25 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) [2023-11-29 02:08:25,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 34 transitions. [2023-11-29 02:08:25,673 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 34 transitions. [2023-11-29 02:08:25,673 INFO L428 stractBuchiCegarLoop]: Abstraction has 26 states and 34 transitions. [2023-11-29 02:08:25,673 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-29 02:08:25,673 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 34 transitions. [2023-11-29 02:08:25,674 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 02:08:25,674 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:08:25,674 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:08:25,675 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:08:25,675 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-29 02:08:25,675 INFO L748 eck$LassoCheckResult]: Stem: 334#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 335#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet7#1;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 317#L561 assume main_~array_size~0#1 < 1;main_~array_size~0#1 := 1; 318#L561-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 18446744073709551616);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 320#L565-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 321#L565-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 329#L565-3 assume !(main_~i~1#1 < main_~array_size~0#1); 338#L565-4 havoc main_~i~1#1;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 337#L551-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 325#L552-3 [2023-11-29 02:08:25,675 INFO L750 eck$LassoCheckResult]: Loop: 325#L552-3 call test_fun_#t~mem3#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 326#L552-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int#0(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 325#L552-3 [2023-11-29 02:08:25,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:25,675 INFO L85 PathProgramCache]: Analyzing trace with hash -589365618, now seen corresponding path program 1 times [2023-11-29 02:08:25,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:25,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240714500] [2023-11-29 02:08:25,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:25,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:25,687 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:25,698 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:25,698 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:25,699 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 1 times [2023-11-29 02:08:25,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:25,699 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100990360] [2023-11-29 02:08:25,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:25,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:25,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:25,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:25,710 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:25,710 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:25,710 INFO L85 PathProgramCache]: Analyzing trace with hash 555325331, now seen corresponding path program 1 times [2023-11-29 02:08:25,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:25,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609341519] [2023-11-29 02:08:25,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:25,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:25,724 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:25,736 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:26,067 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 02:08:26,067 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 02:08:26,067 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 02:08:26,067 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 02:08:26,067 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 02:08:26,068 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:26,068 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 02:08:26,068 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 02:08:26,068 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-1.i_Iteration5_Lasso [2023-11-29 02:08:26,068 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 02:08:26,068 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 02:08:26,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,227 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,241 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,243 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,248 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,251 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,264 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,272 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,275 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:26,524 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 02:08:26,524 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 02:08:26,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:26,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:26,530 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:26,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-29 02:08:26,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:26,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:26,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:26,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:26,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:26,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:26,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:26,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:26,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:26,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-11-29 02:08:26,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:26,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:26,552 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:26,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-29 02:08:26,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:26,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:26,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:26,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:26,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:26,569 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:26,569 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:26,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:26,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:26,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:26,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:26,577 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:26,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-29 02:08:26,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:26,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:26,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:26,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:26,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:26,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:26,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:26,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:26,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:26,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:26,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:26,608 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:26,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:26,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-29 02:08:26,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:26,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:26,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:26,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:26,626 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:26,626 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:26,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:26,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-29 02:08:26,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:26,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:26,641 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:26,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-29 02:08:26,644 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:26,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:26,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:26,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:26,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:26,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:26,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:26,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:26,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-29 02:08:26,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:26,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:26,671 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:26,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:26,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-29 02:08:26,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:26,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:26,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:26,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:26,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:26,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:26,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:26,687 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 02:08:26,689 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-11-29 02:08:26,689 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2023-11-29 02:08:26,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:26,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:26,690 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:26,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-29 02:08:26,706 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 02:08:26,706 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-29 02:08:26,706 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 02:08:26,706 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~a#1.base) (+ ULTIMATE.start_test_fun_~a#1.offset (* ULTIMATE.start_test_fun_~i~0#1 4)))_2) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~a#1.base) (+ ULTIMATE.start_test_fun_~a#1.offset (* ULTIMATE.start_test_fun_~i~0#1 4)))_2 Supporting invariants [] [2023-11-29 02:08:26,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-29 02:08:26,721 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2023-11-29 02:08:26,723 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[~a!base][~a!offset + ~i~0 * 4] could not be translated [2023-11-29 02:08:26,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:26,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 02:08:26,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:26,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 02:08:26,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:26,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:26,781 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-29 02:08:26,781 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 34 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:26,806 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 34 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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 42 states and 54 transitions. Complement of second has 7 states. [2023-11-29 02:08:26,810 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 [2023-11-29 02:08:26,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:26,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2023-11-29 02:08:26,811 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 9 letters. Loop has 2 letters. [2023-11-29 02:08:26,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:26,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 11 letters. Loop has 2 letters. [2023-11-29 02:08:26,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:26,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 9 letters. Loop has 4 letters. [2023-11-29 02:08:26,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:26,812 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 54 transitions. [2023-11-29 02:08:26,814 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 02:08:26,814 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 36 states and 46 transitions. [2023-11-29 02:08:26,815 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2023-11-29 02:08:26,815 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2023-11-29 02:08:26,815 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 46 transitions. [2023-11-29 02:08:26,815 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:08:26,815 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 46 transitions. [2023-11-29 02:08:26,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 46 transitions. [2023-11-29 02:08:26,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 34. [2023-11-29 02:08:26,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 33 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:26,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 44 transitions. [2023-11-29 02:08:26,819 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 44 transitions. [2023-11-29 02:08:26,819 INFO L428 stractBuchiCegarLoop]: Abstraction has 34 states and 44 transitions. [2023-11-29 02:08:26,819 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-29 02:08:26,819 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 44 transitions. [2023-11-29 02:08:26,820 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 02:08:26,820 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:08:26,820 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:08:26,821 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:08:26,821 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-29 02:08:26,821 INFO L748 eck$LassoCheckResult]: Stem: 480#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 481#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet7#1;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 465#L561 assume main_~array_size~0#1 < 1;main_~array_size~0#1 := 1; 466#L561-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 18446744073709551616);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 468#L565-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 469#L565-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 477#L565-3 assume !(main_~i~1#1 < main_~array_size~0#1); 491#L565-4 havoc main_~i~1#1;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 490#L551-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 483#L552-3 call test_fun_#t~mem3#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 489#L552-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 475#L551-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 476#L551-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 461#L552-3 [2023-11-29 02:08:26,821 INFO L750 eck$LassoCheckResult]: Loop: 461#L552-3 call test_fun_#t~mem3#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 462#L552-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int#0(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 461#L552-3 [2023-11-29 02:08:26,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:26,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1091697891, now seen corresponding path program 1 times [2023-11-29 02:08:26,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:26,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528627971] [2023-11-29 02:08:26,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:26,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:26,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 02:08:26,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:08:26,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528627971] [2023-11-29 02:08:26,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528627971] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:08:26,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191346978] [2023-11-29 02:08:26,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:26,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:08:26,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:26,892 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:08:26,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2023-11-29 02:08:26,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-11-29 02:08:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:26,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 02:08:26,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:27,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 02:08:27,018 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:08:27,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191346978] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:08:27,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 02:08:27,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2023-11-29 02:08:27,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094229540] [2023-11-29 02:08:27,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:08:27,019 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:08:27,019 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:27,019 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 2 times [2023-11-29 02:08:27,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:27,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534572761] [2023-11-29 02:08:27,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:27,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:27,025 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:27,029 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:27,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:08:27,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 02:08:27,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-29 02:08:27,077 INFO L87 Difference]: Start difference. First operand 34 states and 44 transitions. cyclomatic complexity: 17 Second operand has 5 states, 4 states have (on average 3.25) 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) [2023-11-29 02:08:27,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:08:27,120 INFO L93 Difference]: Finished difference Result 41 states and 51 transitions. [2023-11-29 02:08:27,120 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 51 transitions. [2023-11-29 02:08:27,122 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 02:08:27,122 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 30 states and 38 transitions. [2023-11-29 02:08:27,122 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2023-11-29 02:08:27,123 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2023-11-29 02:08:27,123 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 38 transitions. [2023-11-29 02:08:27,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:08:27,123 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 38 transitions. [2023-11-29 02:08:27,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 38 transitions. [2023-11-29 02:08:27,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2023-11-29 02:08:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 29 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:27,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 38 transitions. [2023-11-29 02:08:27,126 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 38 transitions. [2023-11-29 02:08:27,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 02:08:27,129 INFO L428 stractBuchiCegarLoop]: Abstraction has 30 states and 38 transitions. [2023-11-29 02:08:27,130 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-29 02:08:27,130 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 38 transitions. [2023-11-29 02:08:27,130 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-29 02:08:27,130 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:08:27,131 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:08:27,131 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:08:27,131 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 02:08:27,131 INFO L748 eck$LassoCheckResult]: Stem: 604#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 605#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet7#1;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 591#L561 assume !(main_~array_size~0#1 < 1); 592#L561-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 18446744073709551616);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 593#L565-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 594#L565-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 595#L565-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 596#L565-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 615#L565-3 assume !(main_~i~1#1 < main_~array_size~0#1); 607#L565-4 havoc main_~i~1#1;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 608#L551-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 614#L552-3 call test_fun_#t~mem3#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 589#L552-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 598#L551-2 [2023-11-29 02:08:27,131 INFO L750 eck$LassoCheckResult]: Loop: 598#L551-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 599#L551-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 586#L552-3 call test_fun_#t~mem3#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 587#L552-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 598#L551-2 [2023-11-29 02:08:27,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:27,132 INFO L85 PathProgramCache]: Analyzing trace with hash -856885647, now seen corresponding path program 1 times [2023-11-29 02:08:27,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:27,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [42349758] [2023-11-29 02:08:27,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:27,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:27,148 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:27,160 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:27,161 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:27,161 INFO L85 PathProgramCache]: Analyzing trace with hash 2295062, now seen corresponding path program 3 times [2023-11-29 02:08:27,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:27,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924857828] [2023-11-29 02:08:27,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:27,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:27,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:27,166 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:27,169 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:27,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:27,169 INFO L85 PathProgramCache]: Analyzing trace with hash 131023750, now seen corresponding path program 2 times [2023-11-29 02:08:27,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:27,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330351952] [2023-11-29 02:08:27,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:27,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:27,185 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:27,198 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:27,618 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 02:08:27,619 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 02:08:27,619 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 02:08:27,619 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 02:08:27,619 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 02:08:27,619 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:27,619 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 02:08:27,619 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 02:08:27,619 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-1.i_Iteration7_Lasso [2023-11-29 02:08:27,619 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 02:08:27,619 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 02:08:27,622 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,625 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,627 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,629 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,638 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,640 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,913 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,916 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,918 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:27,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:28,244 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 02:08:28,244 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 02:08:28,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,246 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-29 02:08:28,248 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 [2023-11-29 02:08:28,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,259 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:28,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:28,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-29 02:08:28,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,266 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-29 02:08:28,268 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 [2023-11-29 02:08:28,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,279 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:28,280 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:28,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-29 02:08:28,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,287 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-29 02:08:28,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:28,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,300 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:28,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:28,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:28,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,305 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-29 02:08:28,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:28,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:28,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:28,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-29 02:08:28,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,322 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-29 02:08:28,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:28,335 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:28,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:28,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,342 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-29 02:08:28,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:28,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:28,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:28,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:28,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,360 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-29 02:08:28,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:28,376 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:28,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:28,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,383 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-29 02:08:28,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:28,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,398 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:28,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:28,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-29 02:08:28,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,403 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-29 02:08:28,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:28,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:28,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:28,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-29 02:08:28,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,421 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-29 02:08:28,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:28,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,433 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:28,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:28,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-11-29 02:08:28,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,438 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-29 02:08:28,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:28,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:28,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:28,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-29 02:08:28,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,455 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-29 02:08:28,458 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:28,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,468 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:28,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:28,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-29 02:08:28,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,474 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-29 02:08:28,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:28,488 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:28,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-29 02:08:28,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,494 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-29 02:08:28,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:28,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:28,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:28,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-29 02:08:28,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,512 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-29 02:08:28,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,526 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:28,526 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:28,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:28,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,536 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-29 02:08:28,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,549 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:28,549 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:28,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-29 02:08:28,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,557 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-29 02:08:28,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,571 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:28,571 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:28,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-29 02:08:28,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,579 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-29 02:08:28,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:28,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:28,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:28,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:28,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,605 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-29 02:08:28,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:28,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:28,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:28,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:28,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:28,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:28,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:28,641 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 02:08:28,667 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2023-11-29 02:08:28,668 INFO L444 ModelExtractionUtils]: 8 out of 28 variables were initially zero. Simplification set additionally 17 variables to zero. [2023-11-29 02:08:28,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:28,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,669 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-29 02:08:28,671 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 02:08:28,681 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-29 02:08:28,681 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 02:08:28,681 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_fun_~N#1, ULTIMATE.start_test_fun_~i~0#1) = 1*ULTIMATE.start_test_fun_~N#1 - 1*ULTIMATE.start_test_fun_~i~0#1 Supporting invariants [] [2023-11-29 02:08:28,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-11-29 02:08:28,696 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2023-11-29 02:08:28,707 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:28,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:28,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 02:08:28,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:28,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 02:08:28,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:28,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:28,781 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 [2023-11-29 02:08:28,781 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 38 transitions. cyclomatic complexity: 14 Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:28,805 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 38 transitions. cyclomatic complexity: 14. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 48 states and 61 transitions. Complement of second has 6 states. [2023-11-29 02:08:28,806 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 [2023-11-29 02:08:28,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:28,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2023-11-29 02:08:28,807 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 13 letters. Loop has 4 letters. [2023-11-29 02:08:28,807 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:28,807 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 17 letters. Loop has 4 letters. [2023-11-29 02:08:28,807 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:28,808 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 13 letters. Loop has 8 letters. [2023-11-29 02:08:28,808 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:28,808 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 61 transitions. [2023-11-29 02:08:28,809 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-29 02:08:28,810 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 39 states and 48 transitions. [2023-11-29 02:08:28,810 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2023-11-29 02:08:28,810 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2023-11-29 02:08:28,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 48 transitions. [2023-11-29 02:08:28,810 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:08:28,811 INFO L218 hiAutomatonCegarLoop]: Abstraction has 39 states and 48 transitions. [2023-11-29 02:08:28,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 48 transitions. [2023-11-29 02:08:28,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 32. [2023-11-29 02:08:28,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.28125) internal successors, (41), 31 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:28,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 41 transitions. [2023-11-29 02:08:28,814 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 41 transitions. [2023-11-29 02:08:28,814 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 41 transitions. [2023-11-29 02:08:28,814 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-29 02:08:28,814 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 41 transitions. [2023-11-29 02:08:28,815 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-29 02:08:28,815 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:08:28,815 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:08:28,815 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:08:28,815 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-29 02:08:28,816 INFO L748 eck$LassoCheckResult]: Stem: 777#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 778#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet7#1;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 762#L561 assume !(main_~array_size~0#1 < 1); 763#L561-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 18446744073709551616);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 764#L565-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 765#L565-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 766#L565-3 assume !(main_~i~1#1 < main_~array_size~0#1); 768#L565-4 havoc main_~i~1#1;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 779#L551-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 780#L552-3 call test_fun_#t~mem3#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 790#L552-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 775#L551-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 776#L551-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 769#L552-3 [2023-11-29 02:08:28,816 INFO L750 eck$LassoCheckResult]: Loop: 769#L552-3 call test_fun_#t~mem3#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 770#L552-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int#0(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 769#L552-3 [2023-11-29 02:08:28,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:28,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1792762469, now seen corresponding path program 3 times [2023-11-29 02:08:28,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:28,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873430415] [2023-11-29 02:08:28,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:28,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:28,888 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:28,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:08:28,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873430415] [2023-11-29 02:08:28,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873430415] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 02:08:28,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729645749] [2023-11-29 02:08:28,888 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 02:08:28,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 02:08:28,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:28,889 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 02:08:28,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2023-11-29 02:08:28,951 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-29 02:08:28,951 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 02:08:28,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 02:08:28,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:29,006 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:08:29,064 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:29,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729645749] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:08:29,064 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 02:08:29,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2023-11-29 02:08:29,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187149265] [2023-11-29 02:08:29,065 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 02:08:29,065 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 02:08:29,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:29,066 INFO L85 PathProgramCache]: Analyzing trace with hash 2118, now seen corresponding path program 3 times [2023-11-29 02:08:29,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:29,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685729170] [2023-11-29 02:08:29,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:29,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:29,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:29,070 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:29,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:29,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:08:29,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 02:08:29,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-11-29 02:08:29,118 INFO L87 Difference]: Start difference. First operand 32 states and 41 transitions. cyclomatic complexity: 15 Second operand has 11 states, 10 states have (on average 2.7) internal successors, (27), 11 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:29,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:08:29,205 INFO L93 Difference]: Finished difference Result 31 states and 37 transitions. [2023-11-29 02:08:29,205 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 37 transitions. [2023-11-29 02:08:29,205 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-29 02:08:29,206 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 24 states and 29 transitions. [2023-11-29 02:08:29,206 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2023-11-29 02:08:29,206 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2023-11-29 02:08:29,206 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 29 transitions. [2023-11-29 02:08:29,207 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 02:08:29,207 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 29 transitions. [2023-11-29 02:08:29,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 29 transitions. [2023-11-29 02:08:29,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2023-11-29 02:08:29,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 22 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:29,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2023-11-29 02:08:29,209 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 28 transitions. [2023-11-29 02:08:29,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 02:08:29,210 INFO L428 stractBuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2023-11-29 02:08:29,210 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-29 02:08:29,210 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 28 transitions. [2023-11-29 02:08:29,211 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-29 02:08:29,211 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:08:29,211 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:08:29,212 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 02:08:29,212 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-29 02:08:29,212 INFO L748 eck$LassoCheckResult]: Stem: 933#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 934#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet10#1, main_#t~post9#1, main_~i~1#1, main_#t~ret11#1, main_~array_size~0#1, main_~numbers~0#1.base, main_~numbers~0#1.offset;havoc main_#t~nondet7#1;main_~array_size~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 922#L561 assume !(main_~array_size~0#1 < 1); 923#L561-2 call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 18446744073709551616);main_~numbers~0#1.base, main_~numbers~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~1#1 := 0; 924#L565-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 925#L565-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 926#L565-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~numbers~0#1.base, main_~numbers~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet10#1; 927#L565-2 main_#t~post9#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 938#L565-3 assume !(main_~i~1#1 < main_~array_size~0#1); 937#L565-4 havoc main_~i~1#1;assume { :begin_inline_test_fun } true;test_fun_#in~a#1.base, test_fun_#in~a#1.offset, test_fun_#in~N#1 := main_~numbers~0#1.base, main_~numbers~0#1.offset, main_~array_size~0#1;havoc test_fun_#res#1;havoc test_fun_#t~mem4#1, test_fun_#t~post5#1, test_fun_#t~post6#1, test_fun_#t~mem3#1, test_fun_#t~post2#1, test_fun_~a#1.base, test_fun_~a#1.offset, test_fun_~N#1, test_fun_~i~0#1, test_fun_~res~0#1;test_fun_~a#1.base, test_fun_~a#1.offset := test_fun_#in~a#1.base, test_fun_#in~a#1.offset;test_fun_~N#1 := test_fun_#in~N#1;havoc test_fun_~i~0#1;test_fun_~res~0#1 := 0;test_fun_~i~0#1 := 0; 931#L551-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 917#L552-3 call test_fun_#t~mem3#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 919#L552-1 assume !(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1; 928#L551-2 test_fun_#t~post2#1 := test_fun_~i~0#1;test_fun_~i~0#1 := 1 + test_fun_#t~post2#1;havoc test_fun_#t~post2#1; 929#L551-3 assume !!(test_fun_~i~0#1 < test_fun_~N#1); 932#L552-3 call test_fun_#t~mem3#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 935#L552-1 [2023-11-29 02:08:29,212 INFO L750 eck$LassoCheckResult]: Loop: 935#L552-1 assume !!(test_fun_#t~mem3#1 > 0);havoc test_fun_#t~mem3#1;call test_fun_#t~mem4#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);test_fun_#t~post5#1 := test_fun_#t~mem4#1;call write~int#0(test_fun_#t~post5#1 - 1, test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4);havoc test_fun_#t~mem4#1;havoc test_fun_#t~post5#1;test_fun_#t~post6#1 := test_fun_~res~0#1;test_fun_~res~0#1 := 1 + test_fun_#t~post6#1;havoc test_fun_#t~post6#1; 936#L552-3 call test_fun_#t~mem3#1 := read~int#0(test_fun_~a#1.base, test_fun_~a#1.offset + 4 * test_fun_~i~0#1, 4); 935#L552-1 [2023-11-29 02:08:29,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:29,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1805341889, now seen corresponding path program 4 times [2023-11-29 02:08:29,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:29,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991580132] [2023-11-29 02:08:29,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:29,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:29,225 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:29,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:29,236 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:29,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:29,237 INFO L85 PathProgramCache]: Analyzing trace with hash 2268, now seen corresponding path program 4 times [2023-11-29 02:08:29,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:29,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832536250] [2023-11-29 02:08:29,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:29,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:29,241 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:29,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:29,245 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:29,245 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:29,245 INFO L85 PathProgramCache]: Analyzing trace with hash -233230948, now seen corresponding path program 1 times [2023-11-29 02:08:29,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:08:29,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852167016] [2023-11-29 02:08:29,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:08:29,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:08:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:29,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:08:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:08:29,269 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:08:29,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-29 02:08:29,913 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 02:08:29,913 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 02:08:29,913 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 02:08:29,913 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 02:08:29,913 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 02:08:29,913 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:29,913 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 02:08:29,913 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 02:08:29,913 INFO L133 ssoRankerPreferences]: Filename of dumped script: array01-alloca-1.i_Iteration9_Lasso [2023-11-29 02:08:29,913 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 02:08:29,913 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 02:08:29,916 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:29,918 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:29,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:29,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:29,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:29,927 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:29,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:29,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:29,932 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:30,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:30,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:30,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:30,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:30,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:30,329 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:30,331 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:08:30,705 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 02:08:30,705 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 02:08:30,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:30,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:30,706 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:30,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-29 02:08:30,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:30,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:30,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:30,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:30,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:30,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:30,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:30,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:30,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:30,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-29 02:08:30,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:30,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:30,723 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:30,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-29 02:08:30,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:30,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:30,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:30,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:30,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:30,737 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:30,737 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:30,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:30,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:30,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:30,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:30,744 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:30,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-29 02:08:30,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:30,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:30,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:30,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:30,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:30,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:30,757 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:30,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:30,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:30,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-29 02:08:30,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:30,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:30,761 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:30,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-29 02:08:30,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:30,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:30,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:30,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:30,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:30,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:30,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:30,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:30,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:30,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:30,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:30,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:30,778 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:30,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-29 02:08:30,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:30,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:30,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:30,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:30,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:30,791 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:30,792 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:30,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:30,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:30,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:30,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:30,798 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:30,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-29 02:08:30,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:30,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:30,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:30,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:30,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:30,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:30,810 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:30,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:30,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:30,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:30,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:30,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:30,814 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:30,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-29 02:08:30,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:30,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:30,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:30,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:30,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:30,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:30,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:30,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:30,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:30,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-29 02:08:30,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:30,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:30,831 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:30,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-29 02:08:30,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:30,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:30,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:08:30,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:30,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:30,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:30,844 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:08:30,844 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:08:30,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:30,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:30,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:30,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:30,848 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:30,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-29 02:08:30,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:30,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:30,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:30,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:30,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:30,878 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:30,878 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:30,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:30,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-29 02:08:30,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:30,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:30,888 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:30,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-29 02:08:30,890 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 [2023-11-29 02:08:30,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:30,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:30,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:30,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:30,903 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:30,903 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:30,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:08:30,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-29 02:08:30,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:30,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:30,914 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:30,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-29 02:08:30,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:08:30,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:08:30,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:08:30,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:08:30,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:08:30,931 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:08:30,931 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:08:30,942 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 02:08:30,959 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2023-11-29 02:08:30,959 INFO L444 ModelExtractionUtils]: 7 out of 16 variables were initially zero. Simplification set additionally 5 variables to zero. [2023-11-29 02:08:30,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:08:30,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:08:30,961 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:08:30,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-29 02:08:30,962 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 02:08:30,973 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-29 02:08:30,973 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 02:08:30,973 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_fun_#t~mem3#1) = 1*ULTIMATE.start_test_fun_#t~mem3#1 Supporting invariants [-1*v_rep(select (select #memory_int#0 ULTIMATE.start_test_fun_~a#1.base) (+ ULTIMATE.start_test_fun_~a#1.offset (* ULTIMATE.start_test_fun_~i~0#1 4)))_4 + 1*ULTIMATE.start_test_fun_#t~mem3#1 >= 0] [2023-11-29 02:08:30,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2023-11-29 02:08:31,015 INFO L156 tatePredicateManager]: 13 out of 14 supporting invariants were superfluous and have been removed [2023-11-29 02:08:31,017 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem3 could not be translated [2023-11-29 02:08:31,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:31,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 02:08:31,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:31,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 02:08:31,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:31,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 17 [2023-11-29 02:08:31,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:31,104 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-29 02:08:31,105 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 28 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:31,131 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 28 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 24 states and 29 transitions. Complement of second has 5 states. [2023-11-29 02:08:31,131 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 [2023-11-29 02:08:31,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:31,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2023-11-29 02:08:31,132 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 16 letters. Loop has 2 letters. [2023-11-29 02:08:31,132 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:31,132 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-29 02:08:31,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:31,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:31,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 02:08:31,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:31,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 02:08:31,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:31,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 17 [2023-11-29 02:08:31,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:31,214 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-29 02:08:31,214 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 28 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:31,232 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 28 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 24 states and 29 transitions. Complement of second has 5 states. [2023-11-29 02:08:31,232 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 [2023-11-29 02:08:31,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2023-11-29 02:08:31,233 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 16 letters. Loop has 2 letters. [2023-11-29 02:08:31,233 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:31,233 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-29 02:08:31,254 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:08:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:31,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 02:08:31,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:31,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:08:31,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 02:08:31,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:08:31,299 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 17 [2023-11-29 02:08:31,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:08:31,313 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-29 02:08:31,313 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 28 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:31,337 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 28 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 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 27 states and 33 transitions. Complement of second has 4 states. [2023-11-29 02:08:31,337 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 [2023-11-29 02:08:31,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:08:31,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 16 transitions. [2023-11-29 02:08:31,338 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 16 transitions. Stem has 16 letters. Loop has 2 letters. [2023-11-29 02:08:31,338 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:31,338 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 16 transitions. Stem has 18 letters. Loop has 2 letters. [2023-11-29 02:08:31,338 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:31,339 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 16 transitions. Stem has 16 letters. Loop has 4 letters. [2023-11-29 02:08:31,339 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:08:31,339 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 33 transitions. [2023-11-29 02:08:31,339 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 02:08:31,339 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 0 states and 0 transitions. [2023-11-29 02:08:31,340 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-29 02:08:31,340 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-29 02:08:31,340 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-29 02:08:31,340 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:08:31,340 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 02:08:31,340 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 02:08:31,340 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 02:08:31,340 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-29 02:08:31,340 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-29 02:08:31,340 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 02:08:31,340 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-29 02:08:31,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 02:08:31 BoogieIcfgContainer [2023-11-29 02:08:31,346 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-29 02:08:31,346 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 02:08:31,347 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 02:08:31,347 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 02:08:31,347 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:08:22" (3/4) ... [2023-11-29 02:08:31,348 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 02:08:31,349 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 02:08:31,350 INFO L158 Benchmark]: Toolchain (without parser) took 9751.07ms. Allocated memory was 148.9MB in the beginning and 222.3MB in the end (delta: 73.4MB). Free memory was 102.1MB in the beginning and 131.6MB in the end (delta: -29.5MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2023-11-29 02:08:31,350 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 148.9MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:08:31,350 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.32ms. Allocated memory is still 148.9MB. Free memory was 102.1MB in the beginning and 86.3MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-29 02:08:31,350 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.17ms. Allocated memory is still 148.9MB. Free memory was 85.9MB in the beginning and 84.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 02:08:31,351 INFO L158 Benchmark]: Boogie Preprocessor took 37.24ms. Allocated memory is still 148.9MB. Free memory was 84.1MB in the beginning and 82.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 02:08:31,351 INFO L158 Benchmark]: RCFGBuilder took 273.79ms. Allocated memory is still 148.9MB. Free memory was 82.1MB in the beginning and 71.2MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 02:08:31,351 INFO L158 Benchmark]: BuchiAutomizer took 9067.61ms. Allocated memory was 148.9MB in the beginning and 222.3MB in the end (delta: 73.4MB). Free memory was 71.2MB in the beginning and 131.6MB in the end (delta: -60.4MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2023-11-29 02:08:31,351 INFO L158 Benchmark]: Witness Printer took 2.80ms. Allocated memory is still 222.3MB. Free memory is still 131.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:08:31,353 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 148.9MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.32ms. Allocated memory is still 148.9MB. Free memory was 102.1MB in the beginning and 86.3MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.17ms. Allocated memory is still 148.9MB. Free memory was 85.9MB in the beginning and 84.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.24ms. Allocated memory is still 148.9MB. Free memory was 84.1MB in the beginning and 82.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 273.79ms. Allocated memory is still 148.9MB. Free memory was 82.1MB in the beginning and 71.2MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 9067.61ms. Allocated memory was 148.9MB in the beginning and 222.3MB in the end (delta: 73.4MB). Free memory was 71.2MB in the beginning and 131.6MB in the end (delta: -60.4MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Witness Printer took 2.80ms. Allocated memory is still 222.3MB. Free memory is still 131.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc8!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[~a!base][~a!offset + ~i~0 * 4] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem3 could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 9 terminating modules (4 trivial, 4 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 5 locations. One deterministic module has affine ranking function ((-2 * i) + 1) and consists of 9 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function (N + (-1 * i)) and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 3 locations. 4 modules have a trivial ranking function, the largest among these consists of 11 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.0s and 10 iterations. TraceHistogramMax:2. Analysis of lassos took 7.6s. Construction of modules took 0.1s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 5. Automata minimization 0.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 15 StatesRemovedByMinimization, 5 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 [4, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 127 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 125 mSDsluCounter, 161 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 61 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 188 IncrementalHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 100 mSDtfsCounter, 188 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU3 SILI1 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital149 mio100 ax112 hnf100 lsp80 ukn82 mio100 lsp51 div132 bol100 ite100 ukn100 eq161 hnf91 smp83 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-29 02:08:31,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2023-11-29 02:08:31,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Ended with exit code 0 [2023-11-29 02:08:31,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2023-11-29 02:08:31,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21455adc-e6f6-443b-a92b-423bef29bc2f/bin/uautomizer-verify-BQ2R08f2Ya/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