./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/substring-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/substring-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4cb6276eff0c60579b1d5f7034948eb4f53891709ff48cdd11b3329ec3c4cc2e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:18:34,257 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:18:34,332 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-31 22:18:34,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:18:34,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:18:34,372 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:18:34,373 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:18:34,374 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:18:34,375 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:18:34,376 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:18:34,378 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:18:34,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:18:34,379 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:18:34,380 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 22:18:34,380 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 22:18:34,383 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 22:18:34,384 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 22:18:34,384 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 22:18:34,385 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 22:18:34,385 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:18:34,386 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 22:18:34,388 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:18:34,388 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:18:34,388 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:18:34,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:18:34,389 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 22:18:34,389 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 22:18:34,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 22:18:34,394 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:18:34,395 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:18:34,395 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:18:34,395 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:18:34,396 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 22:18:34,396 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:18:34,397 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:18:34,397 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:18:34,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:18:34,398 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:18:34,398 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 22:18:34,399 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_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cb6276eff0c60579b1d5f7034948eb4f53891709ff48cdd11b3329ec3c4cc2e [2024-10-31 22:18:34,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:18:34,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:18:34,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:18:34,875 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:18:34,876 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:18:34,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/array-memsafety/substring-alloca-2.i Unable to find full path for "g++" [2024-10-31 22:18:37,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:18:37,678 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:18:37,679 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/sv-benchmarks/c/array-memsafety/substring-alloca-2.i [2024-10-31 22:18:37,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/data/ae6e238b9/f840b39ff50e4a9b9b07e11a5fba7046/FLAG101baa744 [2024-10-31 22:18:37,724 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/data/ae6e238b9/f840b39ff50e4a9b9b07e11a5fba7046 [2024-10-31 22:18:37,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:18:37,729 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:18:37,730 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:18:37,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:18:37,737 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:18:37,738 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:18:37" (1/1) ... [2024-10-31 22:18:37,739 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62767fca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:37, skipping insertion in model container [2024-10-31 22:18:37,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:18:37" (1/1) ... [2024-10-31 22:18:37,783 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:18:38,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:18:38,262 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:18:38,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:18:38,359 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:18:38,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38 WrapperNode [2024-10-31 22:18:38,360 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:18:38,361 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:18:38,362 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:18:38,362 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:18:38,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (1/1) ... [2024-10-31 22:18:38,396 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (1/1) ... [2024-10-31 22:18:38,434 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2024-10-31 22:18:38,437 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:18:38,439 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:18:38,439 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:18:38,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:18:38,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (1/1) ... [2024-10-31 22:18:38,456 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (1/1) ... [2024-10-31 22:18:38,461 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (1/1) ... [2024-10-31 22:18:38,501 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [5, 4]. 56 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2]. [2024-10-31 22:18:38,501 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (1/1) ... [2024-10-31 22:18:38,502 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (1/1) ... [2024-10-31 22:18:38,512 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (1/1) ... [2024-10-31 22:18:38,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (1/1) ... [2024-10-31 22:18:38,519 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (1/1) ... [2024-10-31 22:18:38,520 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (1/1) ... [2024-10-31 22:18:38,523 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:18:38,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:18:38,525 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:18:38,525 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:18:38,526 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (1/1) ... [2024-10-31 22:18:38,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:38,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:38,567 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:38,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 22:18:38,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:18:38,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:18:38,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:18:38,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:18:38,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:18:38,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:18:38,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:18:38,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:18:38,894 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:18:38,904 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:18:39,283 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-10-31 22:18:39,283 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:18:39,321 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:18:39,322 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-31 22:18:39,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:18:39 BoogieIcfgContainer [2024-10-31 22:18:39,323 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:18:39,324 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 22:18:39,328 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 22:18:39,336 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 22:18:39,338 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:18:39,338 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 10:18:37" (1/3) ... [2024-10-31 22:18:39,339 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7ad907c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:18:39, skipping insertion in model container [2024-10-31 22:18:39,340 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:18:39,340 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:18:38" (2/3) ... [2024-10-31 22:18:39,341 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7ad907c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:18:39, skipping insertion in model container [2024-10-31 22:18:39,341 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:18:39,341 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:18:39" (3/3) ... [2024-10-31 22:18:39,343 INFO L332 chiAutomizerObserver]: Analyzing ICFG substring-alloca-2.i [2024-10-31 22:18:39,429 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 22:18:39,429 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 22:18:39,430 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 22:18:39,430 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 22:18:39,430 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 22:18:39,430 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 22:18:39,431 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 22:18:39,431 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 22:18:39,437 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:39,463 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-10-31 22:18:39,464 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:18:39,464 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:18:39,472 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-31 22:18:39,472 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:18:39,472 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 22:18:39,473 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:39,475 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-10-31 22:18:39,476 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:18:39,476 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:18:39,477 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-31 22:18:39,477 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:18:39,488 INFO L745 eck$LassoCheckResult]: Stem: 16#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 9#L532true assume !(main_~length1~0#1 < 1); 6#L532-2true assume !(main_~length2~0#1 < 1); 2#L535-1true call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 18#L541-3true [2024-10-31 22:18:39,489 INFO L747 eck$LassoCheckResult]: Loop: 18#L541-3true assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1; 23#L541-2true main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 18#L541-3true [2024-10-31 22:18:39,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:39,498 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2024-10-31 22:18:39,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:39,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569288911] [2024-10-31 22:18:39,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:39,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:39,690 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:39,737 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:39,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:39,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2024-10-31 22:18:39,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:39,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536297887] [2024-10-31 22:18:39,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:39,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:39,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:39,759 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:39,777 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:39,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:39,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2024-10-31 22:18:39,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:39,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489958967] [2024-10-31 22:18:39,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:39,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:39,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:39,836 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:39,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:39,873 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:40,449 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:18:40,450 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:18:40,450 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:18:40,450 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:18:40,450 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:18:40,451 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:40,451 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:18:40,451 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:18:40,451 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration1_Lasso [2024-10-31 22:18:40,451 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:18:40,452 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:18:40,482 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,497 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,897 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,904 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,910 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,931 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:40,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:41,445 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:18:41,450 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:18:41,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:41,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:41,455 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:41,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 22:18:41,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:41,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:41,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:41,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:41,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:41,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:41,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:41,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:41,483 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:41,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-31 22:18:41,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:41,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:41,507 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:41,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 22:18:41,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:41,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:41,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:41,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:41,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:41,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:41,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:41,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:41,530 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:41,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-31 22:18:41,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:41,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:41,553 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:41,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 22:18:41,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:41,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:41,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:41,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:41,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:41,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:41,578 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:41,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:41,585 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:41,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-31 22:18:41,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:41,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:41,616 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:41,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 22:18:41,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:41,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:41,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:41,634 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:41,634 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:41,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:41,641 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:41,649 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:41,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:41,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:41,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:41,672 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:41,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 22:18:41,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:41,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:41,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:41,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:41,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:41,696 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:41,696 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:41,703 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:41,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-31 22:18:41,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:41,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:41,726 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:41,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 22:18:41,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:41,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:41,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:41,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:41,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:41,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:41,748 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:41,756 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:41,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-31 22:18:41,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:41,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:41,778 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:41,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 22:18:41,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:41,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:41,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:41,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:41,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:41,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:41,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:41,803 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:41,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-10-31 22:18:41,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:41,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:41,825 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:41,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 22:18:41,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:41,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:41,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:41,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:41,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:41,853 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:41,854 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:41,870 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:18:41,939 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-10-31 22:18:41,939 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-10-31 22:18:41,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:41,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:41,944 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:41,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 22:18:41,947 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:18:41,963 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:18:41,964 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:18:41,964 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~length1~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~length1~0#1 Supporting invariants [] [2024-10-31 22:18:41,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-31 22:18:42,014 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-10-31 22:18:42,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:42,097 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:18:42,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:18:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:42,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 22:18:42,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:18:42,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:18:42,183 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-31 22:18:42,185 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 23 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 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) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:42,251 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 23 states, 22 states have (on average 1.5454545454545454) internal successors, (34), 22 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). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 41 states and 62 transitions. Complement of second has 6 states. [2024-10-31 22:18:42,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:18:42,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:42,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 33 transitions. [2024-10-31 22:18:42,264 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 5 letters. Loop has 2 letters. [2024-10-31 22:18:42,265 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:18:42,266 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 7 letters. Loop has 2 letters. [2024-10-31 22:18:42,266 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:18:42,266 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 33 transitions. Stem has 5 letters. Loop has 4 letters. [2024-10-31 22:18:42,266 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:18:42,267 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 62 transitions. [2024-10-31 22:18:42,270 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2024-10-31 22:18:42,273 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 19 states and 28 transitions. [2024-10-31 22:18:42,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-10-31 22:18:42,275 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-10-31 22:18:42,276 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 28 transitions. [2024-10-31 22:18:42,276 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:18:42,276 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-10-31 22:18:42,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 28 transitions. [2024-10-31 22:18:42,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-10-31 22:18:42,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 18 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) [2024-10-31 22:18:42,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 28 transitions. [2024-10-31 22:18:42,304 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-10-31 22:18:42,305 INFO L425 stractBuchiCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-10-31 22:18:42,305 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-31 22:18:42,305 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 28 transitions. [2024-10-31 22:18:42,306 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2024-10-31 22:18:42,308 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:18:42,308 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:18:42,308 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:42,309 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:18:42,309 INFO L745 eck$LassoCheckResult]: Stem: 148#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 142#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 143#L532 assume !(main_~length1~0#1 < 1); 140#L532-2 assume !(main_~length2~0#1 < 1); 133#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 134#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 144#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 136#L547-3 [2024-10-31 22:18:42,309 INFO L747 eck$LassoCheckResult]: Loop: 136#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1; 135#L547-2 main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1; 136#L547-3 [2024-10-31 22:18:42,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:42,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935662, now seen corresponding path program 1 times [2024-10-31 22:18:42,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:42,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336616624] [2024-10-31 22:18:42,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:42,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:42,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:42,331 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:42,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:42,353 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:42,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:42,354 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 1 times [2024-10-31 22:18:42,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:42,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822402383] [2024-10-31 22:18:42,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:42,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:42,370 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:42,384 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:42,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:42,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384784, now seen corresponding path program 1 times [2024-10-31 22:18:42,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:42,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629876713] [2024-10-31 22:18:42,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:42,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:42,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:42,465 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:42,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-10-31 22:18:42,862 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:18:42,863 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:18:42,863 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:18:42,863 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:18:42,863 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:18:42,863 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:42,863 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:18:42,863 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:18:42,863 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration2_Lasso [2024-10-31 22:18:42,863 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:18:42,863 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:18:42,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,874 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,880 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,883 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,900 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,906 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,909 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:42,912 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:43,185 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:43,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:43,194 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:43,676 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:18:43,677 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:18:43,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:43,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:43,681 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:43,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:43,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-31 22:18:43,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:43,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:43,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:43,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:43,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:43,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:43,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:43,706 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:43,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-31 22:18:43,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:43,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:43,730 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:43,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-31 22:18:43,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:43,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:43,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:43,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:43,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:43,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:43,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:43,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:43,755 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:43,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-31 22:18:43,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:43,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:43,779 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:43,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-31 22:18:43,782 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:43,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:43,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:43,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:43,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:43,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:43,800 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:43,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:43,803 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:43,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-31 22:18:43,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:43,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:43,829 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:43,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-31 22:18:43,833 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 [2024-10-31 22:18:43,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:43,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:43,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:43,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:43,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:43,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:43,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:43,855 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:43,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-10-31 22:18:43,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:43,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:43,880 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:43,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-31 22:18:43,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:43,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:43,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:43,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:43,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:43,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:43,902 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:43,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:43,905 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:43,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:43,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:43,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:43,931 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:43,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-31 22:18:43,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:43,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:43,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:43,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:43,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:43,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:43,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:43,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:43,960 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:43,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-10-31 22:18:43,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:43,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:43,989 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:43,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-31 22:18:43,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:44,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:44,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:44,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:44,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:44,015 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:44,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:44,020 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:44,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-31 22:18:44,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:44,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:44,044 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:44,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-31 22:18:44,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:44,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:44,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:44,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:44,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:44,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:44,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:44,074 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:44,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-31 22:18:44,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:44,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:44,102 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:44,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-31 22:18:44,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:44,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:44,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:44,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:44,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:44,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:44,127 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:44,134 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:44,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-10-31 22:18:44,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:44,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:44,160 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:44,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-31 22:18:44,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:44,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:44,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:44,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:44,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:44,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:44,183 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:44,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:44,187 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:44,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-10-31 22:18:44,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:44,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:44,213 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:44,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-31 22:18:44,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:44,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:44,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:44,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:44,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:44,234 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:44,234 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:44,243 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:44,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-10-31 22:18:44,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:44,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:44,268 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:44,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-31 22:18:44,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:44,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:44,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:44,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:44,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:44,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:44,290 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:44,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:44,295 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:44,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-10-31 22:18:44,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:44,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:44,319 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:44,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-31 22:18:44,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:44,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:44,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:44,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:44,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:44,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:44,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:44,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:44,341 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:44,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:44,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:44,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:44,365 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:44,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-31 22:18:44,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:44,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:44,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:44,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:44,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:44,388 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:44,389 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:44,394 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:44,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:44,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:44,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:44,418 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:44,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-31 22:18:44,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:44,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:44,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:44,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:44,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:44,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:44,440 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:44,444 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:44,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:44,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:44,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:44,468 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:44,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-31 22:18:44,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:44,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:44,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:44,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:44,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:44,496 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:44,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:44,513 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:18:44,543 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-10-31 22:18:44,543 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-10-31 22:18:44,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:44,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:44,545 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:44,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-31 22:18:44,548 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:18:44,569 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:18:44,570 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:18:44,570 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc14#1.base)_2, ULTIMATE.start_main_~nondetString2~0#1.offset, ULTIMATE.start_main_~i~1#1) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc14#1.base)_2 - 1*ULTIMATE.start_main_~nondetString2~0#1.offset - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2024-10-31 22:18:44,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-10-31 22:18:44,618 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2024-10-31 22:18:44,622 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 22:18:44,623 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 22:18:44,623 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~nondetString2~0!offset [2024-10-31 22:18:44,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:44,678 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 22:18:44,679 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:18:44,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:44,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:18:44,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:18:44,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:18:44,741 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-31 22:18:44,741 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 28 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:44,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:44,830 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 28 transitions. cyclomatic complexity: 12. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 44 transitions. Complement of second has 7 states. [2024-10-31 22:18:44,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:18:44,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:44,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 25 transitions. [2024-10-31 22:18:44,833 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 7 letters. Loop has 2 letters. [2024-10-31 22:18:44,834 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:18:44,834 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 9 letters. Loop has 2 letters. [2024-10-31 22:18:44,834 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:18:44,834 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 7 letters. Loop has 4 letters. [2024-10-31 22:18:44,834 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:18:44,834 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 44 transitions. [2024-10-31 22:18:44,837 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-31 22:18:44,838 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 20 states and 29 transitions. [2024-10-31 22:18:44,838 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2024-10-31 22:18:44,838 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-10-31 22:18:44,838 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 29 transitions. [2024-10-31 22:18:44,839 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:18:44,839 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2024-10-31 22:18:44,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 29 transitions. [2024-10-31 22:18:44,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2024-10-31 22:18:44,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.45) internal successors, (29), 19 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:44,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 29 transitions. [2024-10-31 22:18:44,844 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2024-10-31 22:18:44,844 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 29 transitions. [2024-10-31 22:18:44,844 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-31 22:18:44,844 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 29 transitions. [2024-10-31 22:18:44,845 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-31 22:18:44,845 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:18:44,845 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:18:44,845 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:44,845 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-10-31 22:18:44,846 INFO L745 eck$LassoCheckResult]: Stem: 276#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 269#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 270#L532 assume !(main_~length1~0#1 < 1); 267#L532-2 assume !(main_~length2~0#1 < 1); 260#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 261#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 271#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 272#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 275#L547-4 havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 274#L517-3 [2024-10-31 22:18:44,846 INFO L747 eck$LassoCheckResult]: Loop: 274#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 268#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 266#L520-5 assume !true; 265#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 273#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 274#L517-3 [2024-10-31 22:18:44,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:44,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384726, now seen corresponding path program 1 times [2024-10-31 22:18:44,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:44,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091764990] [2024-10-31 22:18:44,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:44,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:44,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:44,896 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:44,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:44,928 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:44,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:44,928 INFO L85 PathProgramCache]: Analyzing trace with hash 74607654, now seen corresponding path program 1 times [2024-10-31 22:18:44,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:44,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83350540] [2024-10-31 22:18:44,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:44,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:44,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:18:44,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:18:44,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83350540] [2024-10-31 22:18:44,981 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83350540] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:18:44,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:18:44,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:18:44,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460332573] [2024-10-31 22:18:44,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:18:44,985 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-31 22:18:44,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:18:44,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 22:18:44,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 22:18:44,989 INFO L87 Difference]: Start difference. First operand 20 states and 29 transitions. cyclomatic complexity: 12 Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:44,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:18:44,995 INFO L93 Difference]: Finished difference Result 20 states and 28 transitions. [2024-10-31 22:18:44,995 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 28 transitions. [2024-10-31 22:18:44,997 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-31 22:18:44,998 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 28 transitions. [2024-10-31 22:18:44,999 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-10-31 22:18:45,000 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-10-31 22:18:45,000 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 28 transitions. [2024-10-31 22:18:45,000 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:18:45,000 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 28 transitions. [2024-10-31 22:18:45,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 28 transitions. [2024-10-31 22:18:45,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2024-10-31 22:18:45,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.4) internal successors, (28), 19 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) [2024-10-31 22:18:45,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 28 transitions. [2024-10-31 22:18:45,004 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 28 transitions. [2024-10-31 22:18:45,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 22:18:45,005 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 28 transitions. [2024-10-31 22:18:45,006 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-31 22:18:45,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 28 transitions. [2024-10-31 22:18:45,007 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-31 22:18:45,007 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:18:45,009 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:18:45,009 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:45,009 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:45,010 INFO L745 eck$LassoCheckResult]: Stem: 322#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 314#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 315#L532 assume !(main_~length1~0#1 < 1); 312#L532-2 assume !(main_~length2~0#1 < 1); 305#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 306#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 316#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 317#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 320#L547-4 havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 319#L517-3 [2024-10-31 22:18:45,010 INFO L747 eck$LassoCheckResult]: Loop: 319#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 313#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 311#L520-5 call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 321#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 309#L520-3 assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1; 310#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 318#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 319#L517-3 [2024-10-31 22:18:45,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:45,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384726, now seen corresponding path program 2 times [2024-10-31 22:18:45,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:45,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903224884] [2024-10-31 22:18:45,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:45,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:45,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:45,071 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:45,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:45,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1328860033, now seen corresponding path program 1 times [2024-10-31 22:18:45,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:45,078 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108695163] [2024-10-31 22:18:45,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:45,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:45,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:45,097 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:45,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:45,113 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:45,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:45,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1515359350, now seen corresponding path program 1 times [2024-10-31 22:18:45,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:45,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965809588] [2024-10-31 22:18:45,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:45,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:45,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:18:45,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:18:45,615 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965809588] [2024-10-31 22:18:45,615 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965809588] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:18:45,615 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:18:45,615 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-31 22:18:45,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190254429] [2024-10-31 22:18:45,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:18:45,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:18:45,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-31 22:18:45,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-10-31 22:18:45,869 INFO L87 Difference]: Start difference. First operand 20 states and 28 transitions. cyclomatic complexity: 11 Second operand has 9 states, 9 states have (on average 1.7777777777777777) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:46,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:18:46,006 INFO L93 Difference]: Finished difference Result 30 states and 38 transitions. [2024-10-31 22:18:46,006 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 38 transitions. [2024-10-31 22:18:46,007 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 15 [2024-10-31 22:18:46,011 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 38 transitions. [2024-10-31 22:18:46,011 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2024-10-31 22:18:46,011 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2024-10-31 22:18:46,011 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 38 transitions. [2024-10-31 22:18:46,011 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:18:46,012 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 38 transitions. [2024-10-31 22:18:46,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 38 transitions. [2024-10-31 22:18:46,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 29. [2024-10-31 22:18:46,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.2758620689655173) internal successors, (37), 28 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:46,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 37 transitions. [2024-10-31 22:18:46,017 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 37 transitions. [2024-10-31 22:18:46,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-31 22:18:46,018 INFO L425 stractBuchiCegarLoop]: Abstraction has 29 states and 37 transitions. [2024-10-31 22:18:46,019 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-31 22:18:46,019 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 37 transitions. [2024-10-31 22:18:46,020 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 15 [2024-10-31 22:18:46,020 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:18:46,020 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:18:46,021 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:46,023 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:46,023 INFO L745 eck$LassoCheckResult]: Stem: 390#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 380#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 381#L532 assume !(main_~length1~0#1 < 1); 379#L532-2 assume !(main_~length2~0#1 < 1); 373#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 374#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 384#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 385#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 394#L547-4 havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 401#L517-3 [2024-10-31 22:18:46,023 INFO L747 eck$LassoCheckResult]: Loop: 401#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 400#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 395#L520-5 call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 391#L520-1 assume !substring_#t~short6#1; 377#L520-3 assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1; 378#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 388#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 401#L517-3 [2024-10-31 22:18:46,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:46,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384726, now seen corresponding path program 3 times [2024-10-31 22:18:46,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:46,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119297092] [2024-10-31 22:18:46,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:46,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:46,052 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:46,075 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:46,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:46,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1328800451, now seen corresponding path program 1 times [2024-10-31 22:18:46,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:46,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126132989] [2024-10-31 22:18:46,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:46,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:46,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:18:46,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:18:46,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126132989] [2024-10-31 22:18:46,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126132989] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:18:46,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:18:46,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:18:46,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097221005] [2024-10-31 22:18:46,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:18:46,159 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-10-31 22:18:46,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:18:46,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 22:18:46,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:18:46,160 INFO L87 Difference]: Start difference. First operand 29 states and 37 transitions. cyclomatic complexity: 12 Second operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 5 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:46,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:18:46,197 INFO L93 Difference]: Finished difference Result 31 states and 37 transitions. [2024-10-31 22:18:46,197 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 37 transitions. [2024-10-31 22:18:46,198 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-31 22:18:46,202 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 20 states and 26 transitions. [2024-10-31 22:18:46,202 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-10-31 22:18:46,203 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-10-31 22:18:46,203 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 26 transitions. [2024-10-31 22:18:46,203 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:18:46,203 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-10-31 22:18:46,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 26 transitions. [2024-10-31 22:18:46,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2024-10-31 22:18:46,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:46,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2024-10-31 22:18:46,207 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-10-31 22:18:46,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 22:18:46,210 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-10-31 22:18:46,210 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-31 22:18:46,210 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2024-10-31 22:18:46,211 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-31 22:18:46,212 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:18:46,213 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:18:46,213 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:46,213 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:46,214 INFO L745 eck$LassoCheckResult]: Stem: 458#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 450#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 451#L532 assume !(main_~length1~0#1 < 1); 448#L532-2 assume !(main_~length2~0#1 < 1); 441#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 442#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 452#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 453#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1; 443#L547-2 main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1; 444#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 456#L547-4 havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 455#L517-3 [2024-10-31 22:18:46,214 INFO L747 eck$LassoCheckResult]: Loop: 455#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 449#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 447#L520-5 call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 457#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 445#L520-3 assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1; 446#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 454#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 455#L517-3 [2024-10-31 22:18:46,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:46,216 INFO L85 PathProgramCache]: Analyzing trace with hash -2087704584, now seen corresponding path program 1 times [2024-10-31 22:18:46,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:46,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813884652] [2024-10-31 22:18:46,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:46,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:46,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:46,239 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:46,261 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:46,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:46,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1328860033, now seen corresponding path program 2 times [2024-10-31 22:18:46,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:46,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381986899] [2024-10-31 22:18:46,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:46,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:46,283 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:46,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:46,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:46,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1823246168, now seen corresponding path program 1 times [2024-10-31 22:18:46,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:46,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664413208] [2024-10-31 22:18:46,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:46,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:46,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:18:46,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:18:46,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664413208] [2024-10-31 22:18:46,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664413208] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:18:46,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:18:46,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-31 22:18:46,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533691052] [2024-10-31 22:18:46,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:18:46,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:18:46,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 22:18:46,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-31 22:18:46,923 INFO L87 Difference]: Start difference. First operand 20 states and 26 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:46,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:18:46,995 INFO L93 Difference]: Finished difference Result 28 states and 34 transitions. [2024-10-31 22:18:46,995 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 34 transitions. [2024-10-31 22:18:46,996 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-31 22:18:46,996 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 21 states and 26 transitions. [2024-10-31 22:18:46,996 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-10-31 22:18:46,996 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-10-31 22:18:46,997 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 26 transitions. [2024-10-31 22:18:46,997 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:18:46,997 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 26 transitions. [2024-10-31 22:18:46,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 26 transitions. [2024-10-31 22:18:47,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2024-10-31 22:18:47,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.25) internal successors, (25), 19 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:47,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2024-10-31 22:18:47,003 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2024-10-31 22:18:47,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-31 22:18:47,005 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2024-10-31 22:18:47,006 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-10-31 22:18:47,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2024-10-31 22:18:47,006 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-10-31 22:18:47,006 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:18:47,006 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:18:47,007 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:47,007 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:47,007 INFO L745 eck$LassoCheckResult]: Stem: 520#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 512#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 513#L532 assume !(main_~length1~0#1 < 1); 510#L532-2 assume !(main_~length2~0#1 < 1); 503#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 504#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1; 521#L541-2 main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 522#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 514#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 515#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1; 505#L547-2 main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1; 506#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 518#L547-4 havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 517#L517-3 [2024-10-31 22:18:47,007 INFO L747 eck$LassoCheckResult]: Loop: 517#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 511#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 509#L520-5 call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 519#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 507#L520-3 assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1; 508#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 516#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 517#L517-3 [2024-10-31 22:18:47,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:47,008 INFO L85 PathProgramCache]: Analyzing trace with hash -1066016806, now seen corresponding path program 1 times [2024-10-31 22:18:47,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:47,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391330544] [2024-10-31 22:18:47,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:47,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:47,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:47,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:47,057 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:47,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:47,060 INFO L85 PathProgramCache]: Analyzing trace with hash -1328860033, now seen corresponding path program 3 times [2024-10-31 22:18:47,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:47,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79918730] [2024-10-31 22:18:47,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:47,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:47,070 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:47,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:47,083 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:47,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:47,084 INFO L85 PathProgramCache]: Analyzing trace with hash -1498710394, now seen corresponding path program 1 times [2024-10-31 22:18:47,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:47,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612790822] [2024-10-31 22:18:47,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:47,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:47,116 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:47,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:47,142 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:48,373 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:18:48,373 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:18:48,374 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:18:48,374 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:18:48,374 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:18:48,374 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:48,374 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:18:48,374 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:18:48,374 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration7_Lasso [2024-10-31 22:18:48,375 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:18:48,375 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:18:48,378 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,382 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,391 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,403 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,406 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,410 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,413 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,416 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,422 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,425 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,428 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,431 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,434 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,438 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,441 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,444 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,447 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,451 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,456 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,459 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,462 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,464 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,467 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,476 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,478 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,481 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:48,484 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:49,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:49,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:49,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:49,608 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:18:49,609 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:18:49,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:49,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:49,611 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:49,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-31 22:18:49,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:49,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:49,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:49,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:49,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:49,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:49,633 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:49,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:49,635 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:49,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:49,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:49,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:49,659 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:49,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-31 22:18:49,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:49,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:49,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:49,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:49,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:49,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:49,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:49,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:49,681 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:49,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:49,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:49,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:49,705 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:49,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-31 22:18:49,708 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 [2024-10-31 22:18:49,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:49,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:49,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:49,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:49,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:49,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:49,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:49,731 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:49,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-10-31 22:18:49,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:49,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:49,754 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:49,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-31 22:18:49,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:49,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:49,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:49,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:49,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:49,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:49,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:49,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:49,776 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:49,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:49,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:49,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:49,797 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:49,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-31 22:18:49,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:49,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:49,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:49,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:49,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:49,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:49,831 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:49,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:49,836 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:49,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:49,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:49,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:49,856 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:49,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-31 22:18:49,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:49,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:49,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:49,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:49,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:49,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:49,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:49,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:49,879 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:49,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:49,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:49,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:49,900 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:49,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-31 22:18:49,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:49,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:49,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:49,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:49,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:49,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:49,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:49,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:49,923 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:49,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-10-31 22:18:49,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:49,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:49,944 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:49,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-31 22:18:49,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:49,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:49,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:49,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:49,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:49,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:49,961 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:49,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:49,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:49,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:49,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:49,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:49,983 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:49,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-31 22:18:49,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:49,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,000 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,003 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,024 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-31 22:18:50,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,041 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,043 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,064 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-31 22:18:50,068 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 [2024-10-31 22:18:50,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,086 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-10-31 22:18:50,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,106 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-31 22:18:50,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,123 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,124 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,128 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,149 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-31 22:18:50,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,167 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:50,168 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:50,171 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,194 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-31 22:18:50,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,208 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,220 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-31 22:18:50,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,233 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,234 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,247 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-31 22:18:50,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,261 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-10-31 22:18:50,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,273 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-31 22:18:50,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,289 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,304 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-31 22:18:50,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,321 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-10-31 22:18:50,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,341 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-31 22:18:50,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,360 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,379 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-31 22:18:50,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,398 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,398 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,398 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,398 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,403 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,422 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-31 22:18:50,423 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 [2024-10-31 22:18:50,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,436 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,449 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-31 22:18:50,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,465 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,477 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-31 22:18:50,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:50,491 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:50,494 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,515 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-31 22:18:50,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,529 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,532 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,552 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-31 22:18:50,555 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 [2024-10-31 22:18:50,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,573 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-10-31 22:18:50,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,591 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-31 22:18:50,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,604 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,606 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-10-31 22:18:50,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,619 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-31 22:18:50,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,633 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-10-31 22:18:50,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,644 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-31 22:18:50,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,657 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,658 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-10-31 22:18:50,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,677 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-31 22:18:50,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,697 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-10-31 22:18:50,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,715 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-10-31 22:18:50,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,736 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,749 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-10-31 22:18:50,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,762 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,763 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,792 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-10-31 22:18:50,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,807 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-10-31 22:18:50,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,819 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-10-31 22:18:50,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,832 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,832 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,833 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-10-31 22:18:50,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,845 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-10-31 22:18:50,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,864 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,881 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-10-31 22:18:50,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:50,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,895 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:50,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:50,897 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,909 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-10-31 22:18:50,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:50,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:50,925 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:50,931 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:50,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:50,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:50,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:50,943 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:50,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-10-31 22:18:50,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:50,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:50,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:50,957 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2024-10-31 22:18:50,957 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:50,986 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2024-10-31 22:18:50,986 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2024-10-31 22:18:51,081 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:51,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-10-31 22:18:51,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:51,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:51,120 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:51,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-10-31 22:18:51,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:51,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:51,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:51,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:51,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:51,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:51,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:51,144 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:51,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-10-31 22:18:51,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:51,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:51,162 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:51,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-10-31 22:18:51,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:51,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:51,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:51,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:51,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:51,180 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:51,180 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:51,187 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:51,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2024-10-31 22:18:51,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:51,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:51,208 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:51,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-10-31 22:18:51,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:51,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:51,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:51,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:51,226 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:51,230 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:51,230 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:51,240 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:18:51,272 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-10-31 22:18:51,272 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-10-31 22:18:51,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:51,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:51,275 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:51,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-10-31 22:18:51,276 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:18:51,289 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:18:51,289 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:18:51,289 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_substring_~ps~0#1.offset, v_rep(select #length ULTIMATE.start_substring_~ps~0#1.base)_1) = -1*ULTIMATE.start_substring_~ps~0#1.offset + 1*v_rep(select #length ULTIMATE.start_substring_~ps~0#1.base)_1 Supporting invariants [] [2024-10-31 22:18:51,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2024-10-31 22:18:51,367 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2024-10-31 22:18:51,369 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 22:18:51,369 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 22:18:51,370 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ps~0!offset [2024-10-31 22:18:51,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:51,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:18:51,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:18:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:51,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:18:51,474 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:18:51,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:18:51,525 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-31 22:18:51,525 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:51,563 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 34 transitions. Complement of second has 4 states. [2024-10-31 22:18:51,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:18:51,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:51,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 23 transitions. [2024-10-31 22:18:51,566 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 23 transitions. Stem has 13 letters. Loop has 7 letters. [2024-10-31 22:18:51,566 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:18:51,566 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 23 transitions. Stem has 20 letters. Loop has 7 letters. [2024-10-31 22:18:51,567 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:18:51,567 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 23 transitions. Stem has 13 letters. Loop has 14 letters. [2024-10-31 22:18:51,567 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:18:51,567 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 34 transitions. [2024-10-31 22:18:51,568 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:18:51,568 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 25 states and 32 transitions. [2024-10-31 22:18:51,568 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2024-10-31 22:18:51,569 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-10-31 22:18:51,569 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 32 transitions. [2024-10-31 22:18:51,569 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:18:51,569 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 32 transitions. [2024-10-31 22:18:51,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 32 transitions. [2024-10-31 22:18:51,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2024-10-31 22:18:51,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.28) internal successors, (32), 24 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:51,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 32 transitions. [2024-10-31 22:18:51,572 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 32 transitions. [2024-10-31 22:18:51,572 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2024-10-31 22:18:51,572 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-10-31 22:18:51,572 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 32 transitions. [2024-10-31 22:18:51,572 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:18:51,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:18:51,573 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:18:51,573 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:51,573 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 22:18:51,574 INFO L745 eck$LassoCheckResult]: Stem: 693#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 683#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 684#L532 assume !(main_~length1~0#1 < 1); 682#L532-2 assume !(main_~length2~0#1 < 1); 673#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 674#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1; 696#L541-2 main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 697#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 687#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 688#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1; 675#L547-2 main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1; 676#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 691#L547-4 havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 692#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 685#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 678#L520-5 [2024-10-31 22:18:51,574 INFO L747 eck$LassoCheckResult]: Loop: 678#L520-5 call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 694#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 677#L520-3 assume !!substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset; 678#L520-5 [2024-10-31 22:18:51,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:51,575 INFO L85 PathProgramCache]: Analyzing trace with hash 2055034719, now seen corresponding path program 1 times [2024-10-31 22:18:51,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:51,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474963510] [2024-10-31 22:18:51,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:51,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:51,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-10-31 22:18:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:51,631 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:51,646 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:51,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:51,648 INFO L85 PathProgramCache]: Analyzing trace with hash 87489, now seen corresponding path program 1 times [2024-10-31 22:18:51,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:51,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170553880] [2024-10-31 22:18:51,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:51,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:51,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:51,658 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:51,666 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:51,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:51,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1075534243, now seen corresponding path program 1 times [2024-10-31 22:18:51,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:51,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229851872] [2024-10-31 22:18:51,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:51,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:51,696 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:51,720 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:53,250 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:18:53,250 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:18:53,251 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:18:53,251 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:18:53,251 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:18:53,283 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:53,284 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:18:53,284 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:18:53,284 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration8_Lasso [2024-10-31 22:18:53,284 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:18:53,284 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:18:53,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,295 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,307 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,309 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,321 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,855 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,859 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,862 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,864 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,868 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,872 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,875 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,877 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,888 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,894 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,899 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,902 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:53,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:18:54,413 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:18:54,413 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:18:54,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,415 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-10-31 22:18:54,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,431 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-10-31 22:18:54,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,446 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-10-31 22:18:54,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,464 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-10-31 22:18:54,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,484 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-10-31 22:18:54,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,499 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:54,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,513 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-10-31 22:18:54,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,529 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2024-10-31 22:18:54,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,543 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-10-31 22:18:54,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,558 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,559 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-10-31 22:18:54,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,575 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-10-31 22:18:54,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,590 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2024-10-31 22:18:54,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,604 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-10-31 22:18:54,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,618 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,619 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-10-31 22:18:54,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,634 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-10-31 22:18:54,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,658 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:54,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,672 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-10-31 22:18:54,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,687 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,688 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:54,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,702 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-10-31 22:18:54,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,718 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-10-31 22:18:54,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,731 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-10-31 22:18:54,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,745 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,745 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,747 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2024-10-31 22:18:54,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,761 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-10-31 22:18:54,763 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 [2024-10-31 22:18:54,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,776 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,778 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:54,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,801 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-10-31 22:18:54,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,821 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:54,821 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:54,826 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:54,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,849 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-10-31 22:18:54,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,871 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2024-10-31 22:18:54,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,890 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-10-31 22:18:54,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,906 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2024-10-31 22:18:54,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,918 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-10-31 22:18:54,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,934 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:54,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,947 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-10-31 22:18:54,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:18:54,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:54,960 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:18:54,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:18:54,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:54,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:54,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:54,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:54,984 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:54,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-10-31 22:18:54,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:54,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:54,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:54,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:54,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:55,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:55,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:55,007 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:18:55,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:55,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:55,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:55,030 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:55,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-10-31 22:18:55,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:18:55,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:18:55,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:18:55,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:18:55,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:18:55,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:18:55,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:18:55,053 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:18:55,081 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-10-31 22:18:55,081 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-10-31 22:18:55,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:18:55,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:55,082 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:18:55,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-10-31 22:18:55,092 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:18:55,104 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:18:55,104 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:18:55,104 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_substring_~pt~0#1.base)_1, ULTIMATE.start_substring_~pt~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_substring_~pt~0#1.base)_1 - 1*ULTIMATE.start_substring_~pt~0#1.offset Supporting invariants [] [2024-10-31 22:18:55,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:55,155 INFO L156 tatePredicateManager]: 13 out of 13 supporting invariants were superfluous and have been removed [2024-10-31 22:18:55,157 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~pt~0!offset [2024-10-31 22:18:55,157 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 22:18:55,157 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 22:18:55,170 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:55,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:18:55,217 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:18:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:55,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-31 22:18:55,254 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:18:55,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:18:55,279 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-31 22:18:55,279 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 32 transitions. cyclomatic complexity: 11 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:55,308 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 32 transitions. cyclomatic complexity: 11. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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 40 states and 49 transitions. Complement of second has 5 states. [2024-10-31 22:18:55,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:18:55,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:55,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2024-10-31 22:18:55,311 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 15 letters. Loop has 3 letters. [2024-10-31 22:18:55,312 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:18:55,313 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 18 letters. Loop has 3 letters. [2024-10-31 22:18:55,313 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:18:55,313 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 15 letters. Loop has 6 letters. [2024-10-31 22:18:55,313 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:18:55,313 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 49 transitions. [2024-10-31 22:18:55,314 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:18:55,314 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 32 states and 39 transitions. [2024-10-31 22:18:55,315 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-10-31 22:18:55,315 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-10-31 22:18:55,315 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 39 transitions. [2024-10-31 22:18:55,315 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:18:55,317 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 39 transitions. [2024-10-31 22:18:55,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 39 transitions. [2024-10-31 22:18:55,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 31. [2024-10-31 22:18:55,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.2258064516129032) internal successors, (38), 30 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) [2024-10-31 22:18:55,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 38 transitions. [2024-10-31 22:18:55,321 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 38 transitions. [2024-10-31 22:18:55,321 INFO L425 stractBuchiCegarLoop]: Abstraction has 31 states and 38 transitions. [2024-10-31 22:18:55,321 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-10-31 22:18:55,321 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 38 transitions. [2024-10-31 22:18:55,321 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:18:55,322 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:18:55,322 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:18:55,322 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:55,322 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 22:18:55,322 INFO L745 eck$LassoCheckResult]: Stem: 887#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 876#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 877#L532 assume !(main_~length1~0#1 < 1); 872#L532-2 assume !(main_~length2~0#1 < 1); 864#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 865#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1; 888#L541-2 main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 889#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 878#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 879#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1; 866#L547-2 main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1; 867#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 882#L547-4 havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 883#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 874#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 875#L520-5 call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 893#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 870#L520-3 assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1; 871#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 880#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 881#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 873#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 869#L520-5 [2024-10-31 22:18:55,323 INFO L747 eck$LassoCheckResult]: Loop: 869#L520-5 call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 884#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 868#L520-3 assume !!substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset; 869#L520-5 [2024-10-31 22:18:55,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:55,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1446642933, now seen corresponding path program 2 times [2024-10-31 22:18:55,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:55,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466289879] [2024-10-31 22:18:55,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:55,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:18:55,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:18:55,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:18:55,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466289879] [2024-10-31 22:18:55,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466289879] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:18:55,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [169067919] [2024-10-31 22:18:55,750 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-31 22:18:55,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:18:55,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:18:55,752 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:18:55,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (89)] Waiting until timeout for monitored process [2024-10-31 22:18:55,853 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-31 22:18:55,853 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-31 22:18:55,856 INFO L255 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-10-31 22:18:55,858 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:18:55,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-10-31 22:18:56,092 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:18:56,092 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-31 22:18:56,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 15 treesize of output 13 [2024-10-31 22:18:56,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 16 treesize of output 12 [2024-10-31 22:18:56,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:18:56,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [169067919] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-31 22:18:56,234 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-31 22:18:56,234 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 17 [2024-10-31 22:18:56,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041791343] [2024-10-31 22:18:56,235 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-31 22:18:56,235 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-31 22:18:56,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:56,236 INFO L85 PathProgramCache]: Analyzing trace with hash 87489, now seen corresponding path program 2 times [2024-10-31 22:18:56,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:56,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335790815] [2024-10-31 22:18:56,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:56,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:56,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:56,259 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:56,268 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:56,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2024-10-31 22:18:56,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:18:56,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-10-31 22:18:56,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2024-10-31 22:18:56,473 INFO L87 Difference]: Start difference. First operand 31 states and 38 transitions. cyclomatic complexity: 12 Second operand has 18 states, 17 states have (on average 2.5294117647058822) internal successors, (43), 18 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:56,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:18:56,616 INFO L93 Difference]: Finished difference Result 51 states and 60 transitions. [2024-10-31 22:18:56,617 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 60 transitions. [2024-10-31 22:18:56,617 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:18:56,618 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 34 states and 41 transitions. [2024-10-31 22:18:56,618 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-10-31 22:18:56,618 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-10-31 22:18:56,618 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 41 transitions. [2024-10-31 22:18:56,618 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-31 22:18:56,618 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 41 transitions. [2024-10-31 22:18:56,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 41 transitions. [2024-10-31 22:18:56,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 33. [2024-10-31 22:18:56,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 32 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:18:56,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2024-10-31 22:18:56,621 INFO L240 hiAutomatonCegarLoop]: Abstraction has 33 states and 40 transitions. [2024-10-31 22:18:56,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-31 22:18:56,622 INFO L425 stractBuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2024-10-31 22:18:56,622 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-10-31 22:18:56,622 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2024-10-31 22:18:56,623 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:18:56,623 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:18:56,623 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:18:56,624 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:18:56,624 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 22:18:56,624 INFO L745 eck$LassoCheckResult]: Stem: 1120#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1108#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet15#1, main_#t~post16#1, main_~i~0#1, main_#t~nondet17#1, main_#t~post18#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 1109#L532 assume !(main_~length1~0#1 < 1); 1105#L532-2 assume !(main_~length2~0#1 < 1); 1097#L535-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 1098#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1; 1121#L541-2 main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 1122#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet15#1;call write~int#1(main_#t~nondet15#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet15#1; 1123#L541-2 main_#t~post16#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post16#1;havoc main_#t~post16#1; 1127#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 1110#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 1111#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet17#1;call write~int#0(main_#t~nondet17#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet17#1; 1099#L547-2 main_#t~post18#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post18#1;havoc main_#t~post18#1; 1100#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 1115#L547-4 havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_substring } true;substring_#in~s#1.base, substring_#in~s#1.offset, substring_#in~t#1.base, substring_#in~t#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc substring_#res#1;havoc substring_#t~mem2#1, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, substring_#t~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem9#1, substring_#t~post10#1.base, substring_#t~post10#1.offset, substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset, substring_~s#1.base, substring_~s#1.offset, substring_~t#1.base, substring_~t#1.offset, substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~s#1.base, substring_~s#1.offset := substring_#in~s#1.base, substring_#in~s#1.offset;substring_~t#1.base, substring_~t#1.offset := substring_#in~t#1.base, substring_#in~t#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_~s#1.base, substring_~s#1.offset; 1116#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 1107#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 1104#L520-5 call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 1118#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 1119#L520-3 assume !substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1; 1114#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 1112#L524 assume !(0 == substring_#t~mem9#1);havoc substring_#t~mem9#1;substring_#t~post10#1.base, substring_#t~post10#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~ps~0#1.base, substring_~ps~0#1.offset := substring_#t~post10#1.base, 1 + substring_#t~post10#1.offset;havoc substring_~ps2~0#1.base, substring_~ps2~0#1.offset, substring_~pt~0#1.base, substring_~pt~0#1.offset;havoc substring_#t~post10#1.base, substring_#t~post10#1.offset; 1113#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 1106#L517-1 assume !!(0 != substring_#t~mem2#1);havoc substring_#t~mem2#1;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_~ps~0#1.base, substring_~ps~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_~t#1.base, substring_~t#1.offset; 1102#L520-5 [2024-10-31 22:18:56,624 INFO L747 eck$LassoCheckResult]: Loop: 1102#L520-5 call substring_#t~mem3#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);substring_#t~short6#1 := 0 != substring_#t~mem3#1; 1117#L520-1 assume substring_#t~short6#1;call substring_#t~mem4#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1);call substring_#t~mem5#1 := read~int#1(substring_~ps2~0#1.base, substring_~ps2~0#1.offset, 1);substring_#t~short6#1 := substring_#t~mem4#1 == substring_#t~mem5#1; 1101#L520-3 assume !!substring_#t~short6#1;havoc substring_#t~mem3#1;havoc substring_#t~mem4#1;havoc substring_#t~mem5#1;havoc substring_#t~short6#1;substring_#t~post7#1.base, substring_#t~post7#1.offset := substring_~pt~0#1.base, substring_~pt~0#1.offset;substring_~pt~0#1.base, substring_~pt~0#1.offset := substring_#t~post7#1.base, 1 + substring_#t~post7#1.offset;havoc substring_#t~post7#1.base, substring_#t~post7#1.offset;substring_#t~post8#1.base, substring_#t~post8#1.offset := substring_~ps2~0#1.base, substring_~ps2~0#1.offset;substring_~ps2~0#1.base, substring_~ps2~0#1.offset := substring_#t~post8#1.base, 1 + substring_#t~post8#1.offset;havoc substring_#t~post8#1.base, substring_#t~post8#1.offset; 1102#L520-5 [2024-10-31 22:18:56,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:56,625 INFO L85 PathProgramCache]: Analyzing trace with hash -1546919447, now seen corresponding path program 3 times [2024-10-31 22:18:56,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:56,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816465710] [2024-10-31 22:18:56,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:56,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:56,647 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:56,665 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:56,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:56,666 INFO L85 PathProgramCache]: Analyzing trace with hash 87489, now seen corresponding path program 3 times [2024-10-31 22:18:56,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:56,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674462615] [2024-10-31 22:18:56,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:56,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:56,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:56,675 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:18:56,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:18:56,676 INFO L85 PathProgramCache]: Analyzing trace with hash 721898201, now seen corresponding path program 1 times [2024-10-31 22:18:56,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:18:56,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704770555] [2024-10-31 22:18:56,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:18:56,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:18:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:56,705 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:18:56,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:18:56,729 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:19:00,118 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:19:00,118 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:19:00,118 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:19:00,118 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:19:00,118 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:19:00,119 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:19:00,119 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:19:00,119 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:19:00,119 INFO L132 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration10_Lasso [2024-10-31 22:19:00,119 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:19:00,119 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:19:00,122 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,126 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,132 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,135 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,931 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,934 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,943 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,946 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,950 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,953 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:00,991 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,000 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,009 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,011 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,022 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,027 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,033 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:01,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:19:02,499 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:19:02,499 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:19:02,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:19:02,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:19:02,501 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:19:02,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-10-31 22:19:02,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:19:02,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:19:02,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:19:02,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:19:02,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:19:02,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:19:02,524 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:19:02,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:19:02,526 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:19:02,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2024-10-31 22:19:02,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:19:02,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:19:02,543 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:19:02,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-10-31 22:19:02,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:19:02,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:19:02,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:19:02,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:19:02,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:19:02,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:19:02,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:19:02,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:19:02,558 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:19:02,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2024-10-31 22:19:02,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:19:02,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:19:02,574 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:19:02,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2024-10-31 22:19:02,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:19:02,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:19:02,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:19:02,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:19:02,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:19:02,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:19:02,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:19:02,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:19:02,594 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:19:02,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2024-10-31 22:19:02,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:19:02,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:19:02,608 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:19:02,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2024-10-31 22:19:02,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:19:02,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:19:02,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:19:02,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:19:02,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:19:02,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:19:02,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:19:02,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:19:02,623 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:19:02,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2024-10-31 22:19:02,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:19:02,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:19:02,636 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:19:02,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2024-10-31 22:19:02,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:19:02,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:19:02,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:19:02,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:19:02,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:19:02,656 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:19:02,656 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:19:02,669 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:19:02,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2024-10-31 22:19:02,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:19:02,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:19:02,692 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:19:02,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2024-10-31 22:19:02,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:19:02,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:19:02,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:19:02,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:19:02,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:19:02,714 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:19:02,714 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:19:02,725 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:19:02,747 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-10-31 22:19:02,747 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-10-31 22:19:02,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:19:02,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:19:02,748 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:19:02,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2024-10-31 22:19:02,750 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:19:02,762 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:19:02,762 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:19:02,762 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_5, ULTIMATE.start_substring_~ps2~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_5 - 1*ULTIMATE.start_substring_~ps2~0#1.offset Supporting invariants [] [2024-10-31 22:19:02,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2024-10-31 22:19:02,850 INFO L156 tatePredicateManager]: 16 out of 17 supporting invariants were superfluous and have been removed [2024-10-31 22:19:02,852 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 22:19:02,853 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 22:19:02,853 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ps2~0!offset [2024-10-31 22:19:02,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:02,920 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-31 22:19:02,921 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:19:03,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:03,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:19:03,050 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:19:03,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:19:03,098 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-10-31 22:19:03,098 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12 Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:03,186 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 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 41 states and 48 transitions. Complement of second has 9 states. [2024-10-31 22:19:03,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-31 22:19:03,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2024-10-31 22:19:03,188 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 24 letters. Loop has 3 letters. [2024-10-31 22:19:03,188 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:19:03,188 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-10-31 22:19:03,217 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:03,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:03,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-31 22:19:03,267 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:19:03,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:03,410 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:19:03,411 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:19:03,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:19:03,446 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 2 loop predicates [2024-10-31 22:19:03,446 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12 Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:03,520 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 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 41 states and 48 transitions. Complement of second has 9 states. [2024-10-31 22:19:03,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-31 22:19:03,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:03,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2024-10-31 22:19:03,522 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 24 letters. Loop has 3 letters. [2024-10-31 22:19:03,522 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:19:03,522 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-10-31 22:19:03,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:19:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:03,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-31 22:19:03,592 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:19:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:19:03,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:19:03,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:19:03,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:19:03,737 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-10-31 22:19:03,738 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12 Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:03,801 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 40 transitions. cyclomatic complexity: 12. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 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 44 states and 53 transitions. Complement of second has 8 states. [2024-10-31 22:19:03,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-31 22:19:03,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:19:03,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 29 transitions. [2024-10-31 22:19:03,803 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 29 transitions. Stem has 24 letters. Loop has 3 letters. [2024-10-31 22:19:03,804 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:19:03,804 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 29 transitions. Stem has 27 letters. Loop has 3 letters. [2024-10-31 22:19:03,804 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:19:03,804 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 29 transitions. Stem has 24 letters. Loop has 6 letters. [2024-10-31 22:19:03,804 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:19:03,805 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 53 transitions. [2024-10-31 22:19:03,805 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:19:03,805 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 0 states and 0 transitions. [2024-10-31 22:19:03,805 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-31 22:19:03,805 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-31 22:19:03,806 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-31 22:19:03,806 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:19:03,806 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:19:03,806 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:19:03,806 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:19:03,806 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-10-31 22:19:03,806 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-31 22:19:03,806 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:19:03,807 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-31 22:19:03,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 31.10 10:19:03 BoogieIcfgContainer [2024-10-31 22:19:03,814 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-31 22:19:03,814 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:19:03,814 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:19:03,814 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:19:03,815 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:18:39" (3/4) ... [2024-10-31 22:19:03,817 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:19:03,818 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:19:03,818 INFO L158 Benchmark]: Toolchain (without parser) took 26089.70ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 146.4MB in the beginning and 79.8MB in the end (delta: 66.6MB). Peak memory consumption was 105.2MB. Max. memory is 16.1GB. [2024-10-31 22:19:03,818 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory was 83.4MB in the beginning and 83.4MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:19:03,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 630.32ms. Allocated memory is still 182.5MB. Free memory was 145.5MB in the beginning and 126.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-31 22:19:03,819 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.10ms. Allocated memory is still 182.5MB. Free memory was 126.7MB in the beginning and 125.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:19:03,819 INFO L158 Benchmark]: Boogie Preprocessor took 84.98ms. Allocated memory is still 182.5MB. Free memory was 125.1MB in the beginning and 122.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:19:03,819 INFO L158 Benchmark]: RCFGBuilder took 798.14ms. Allocated memory is still 182.5MB. Free memory was 122.5MB in the beginning and 107.7MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-31 22:19:03,820 INFO L158 Benchmark]: BuchiAutomizer took 24489.88ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 107.7MB in the beginning and 79.8MB in the end (delta: 28.0MB). Peak memory consumption was 67.5MB. Max. memory is 16.1GB. [2024-10-31 22:19:03,820 INFO L158 Benchmark]: Witness Printer took 3.58ms. Allocated memory is still 220.2MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:19:03,821 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory was 83.4MB in the beginning and 83.4MB in the end (delta: 29.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 630.32ms. Allocated memory is still 182.5MB. Free memory was 145.5MB in the beginning and 126.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.10ms. Allocated memory is still 182.5MB. Free memory was 126.7MB in the beginning and 125.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.98ms. Allocated memory is still 182.5MB. Free memory was 125.1MB in the beginning and 122.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 798.14ms. Allocated memory is still 182.5MB. Free memory was 122.5MB in the beginning and 107.7MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 24489.88ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 107.7MB in the beginning and 79.8MB in the end (delta: 28.0MB). Peak memory consumption was 67.5MB. Max. memory is 16.1GB. * Witness Printer took 3.58ms. Allocated memory is still 220.2MB. Free memory is still 79.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~nondetString2~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ps~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~pt~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ps2~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 10 terminating modules (5 trivial, 4 deterministic, 1 nondeterministic). One deterministic module has affine ranking function (length1 + ((long long) -1 * i)) and consists of 4 locations. One deterministic module has affine ranking function null and consists of 5 locations. One deterministic module has affine ranking function null and consists of 3 locations. One deterministic module has affine ranking function null and consists of 3 locations. One nondeterministic module has affine ranking function null and consists of 6 locations. 5 modules have a trivial ranking function, the largest among these consists of 18 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 24.4s and 11 iterations. TraceHistogramMax:2. Analysis of lassos took 22.0s. Construction of modules took 0.4s. Büchi inclusion checks took 1.8s. Highest rank in rank-based complementation 3. Minimization of det autom 7. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 4 StatesRemovedByMinimization, 4 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, 215 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 212 mSDsluCounter, 544 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 350 mSDsCounter, 39 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 343 IncrementalHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 39 mSolverCounterUnsat, 194 mSDtfsCounter, 343 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI2 SFLT0 conc2 concLT0 SILN0 SILU1 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital178 mio100 ax111 hnf100 lsp88 ukn78 mio100 lsp33 div132 bol100 ite100 ukn100 eq174 hnf91 smp88 dnf247 smp85 tf100 neg100 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 138ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 6 SupportingInvariants: 12 MotzkinApplications: 96 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-31 22:19:03,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2024-10-31 22:19:04,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (89)] Forceful destruction successful, exit code 0 [2024-10-31 22:19:04,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_44d9415b-6fed-4091-8ce4-51d51ac21811/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE