./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/substring-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4cb6276eff0c60579b1d5f7034948eb4f53891709ff48cdd11b3329ec3c4cc2e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 20:27:39,703 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 20:27:39,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-28 20:27:39,773 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 20:27:39,774 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 20:27:39,798 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 20:27:39,799 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 20:27:39,799 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 20:27:39,800 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 20:27:39,800 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 20:27:39,801 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 20:27:39,802 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 20:27:39,802 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 20:27:39,803 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-28 20:27:39,803 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-28 20:27:39,804 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-28 20:27:39,804 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-28 20:27:39,805 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-28 20:27:39,805 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-28 20:27:39,806 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 20:27:39,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-28 20:27:39,808 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-28 20:27:39,808 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-28 20:27:39,809 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-28 20:27:39,809 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 20:27:39,810 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-28 20:27:39,810 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-28 20:27:39,811 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-28 20:27:39,811 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-28 20:27:39,811 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-28 20:27:39,812 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 20:27:39,812 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-28 20:27:39,812 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 20:27:39,812 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 20:27:39,813 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 20:27:39,813 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 20:27:39,813 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-28 20:27:39,814 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-28 20:27:39,814 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_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cb6276eff0c60579b1d5f7034948eb4f53891709ff48cdd11b3329ec3c4cc2e [2023-11-28 20:27:40,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 20:27:40,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 20:27:40,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 20:27:40,060 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 20:27:40,061 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 20:27:40,062 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/array-memsafety/substring-alloca-2.i [2023-11-28 20:27:42,781 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 20:27:42,997 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 20:27:42,998 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/sv-benchmarks/c/array-memsafety/substring-alloca-2.i [2023-11-28 20:27:43,010 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/data/2b0e38702/0e056e01c7ec48aa9e95dd152628484a/FLAGcb61e470a [2023-11-28 20:27:43,021 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/data/2b0e38702/0e056e01c7ec48aa9e95dd152628484a [2023-11-28 20:27:43,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 20:27:43,024 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 20:27:43,025 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 20:27:43,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 20:27:43,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 20:27:43,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c348e4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43, skipping insertion in model container [2023-11-28 20:27:43,031 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,069 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 20:27:43,306 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 20:27:43,316 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 20:27:43,353 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 20:27:43,376 INFO L206 MainTranslator]: Completed translation [2023-11-28 20:27:43,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43 WrapperNode [2023-11-28 20:27:43,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 20:27:43,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 20:27:43,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 20:27:43,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 20:27:43,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,396 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,416 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2023-11-28 20:27:43,416 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 20:27:43,417 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 20:27:43,417 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 20:27:43,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 20:27:43,426 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,430 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,445 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]. [2023-11-28 20:27:43,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,452 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,457 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,461 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 20:27:43,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 20:27:43,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 20:27:43,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 20:27:43,463 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (1/1) ... [2023-11-28 20:27:43,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:43,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:43,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:43,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-28 20:27:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-28 20:27:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-28 20:27:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-28 20:27:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-28 20:27:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-28 20:27:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-28 20:27:43,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 20:27:43,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 20:27:43,640 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 20:27:43,643 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 20:27:43,776 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 20:27:43,784 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 20:27:43,784 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-28 20:27:43,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:27:43 BoogieIcfgContainer [2023-11-28 20:27:43,786 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 20:27:43,787 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-28 20:27:43,787 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-28 20:27:43,791 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-28 20:27:43,791 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-28 20:27:43,792 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 08:27:43" (1/3) ... [2023-11-28 20:27:43,792 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51385d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:27:43, skipping insertion in model container [2023-11-28 20:27:43,792 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-28 20:27:43,793 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:43" (2/3) ... [2023-11-28 20:27:43,793 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51385d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 08:27:43, skipping insertion in model container [2023-11-28 20:27:43,793 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-28 20:27:43,793 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:27:43" (3/3) ... [2023-11-28 20:27:43,795 INFO L332 chiAutomizerObserver]: Analyzing ICFG substring-alloca-2.i [2023-11-28 20:27:43,838 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-28 20:27:43,839 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-28 20:27:43,839 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-28 20:27:43,839 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-28 20:27:43,839 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-28 20:27:43,839 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-28 20:27:43,839 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-28 20:27:43,839 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-28 20:27:43,842 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) [2023-11-28 20:27:43,857 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2023-11-28 20:27:43,857 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:27:43,857 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:27:43,862 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-28 20:27:43,862 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-28 20:27:43,862 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-28 20:27:43,863 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) [2023-11-28 20:27:43,864 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2023-11-28 20:27:43,864 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:27:43,864 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:27:43,865 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-28 20:27:43,865 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-28 20:27:43,872 INFO L748 eck$LassoCheckResult]: Stem: 16#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#1, main_~i~1#1, main_#t~ret19#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet11#1;main_~length1~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~length2~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 9#L532true assume !(main_~length1~0#1 < 1); 6#L532-2true assume !(main_~length2~0#1 < 1); 2#L535-1true call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 18#L541-3true [2023-11-28 20:27:43,872 INFO L750 eck$LassoCheckResult]: Loop: 18#L541-3true assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 23#L541-2true main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 18#L541-3true [2023-11-28 20:27:43,878 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:43,878 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2023-11-28 20:27:43,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:43,888 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939397353] [2023-11-28 20:27:43,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:43,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:44,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:44,071 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:44,074 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:44,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2023-11-28 20:27:44,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:44,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156162448] [2023-11-28 20:27:44,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:44,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:44,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:44,088 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:44,098 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:44,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:44,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2023-11-28 20:27:44,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:44,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071114528] [2023-11-28 20:27:44,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:44,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:44,135 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:44,160 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:44,566 INFO L210 LassoAnalysis]: Preferences: [2023-11-28 20:27:44,567 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-28 20:27:44,567 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-28 20:27:44,567 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-28 20:27:44,568 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-28 20:27:44,568 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:44,568 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-28 20:27:44,568 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-28 20:27:44,568 INFO L133 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration1_Lasso [2023-11-28 20:27:44,568 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-28 20:27:44,568 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-28 20:27:44,585 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,826 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,829 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,832 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,835 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,838 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,844 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,847 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,850 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,853 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:44,860 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:45,227 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-28 20:27:45,231 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-28 20:27:45,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:45,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:45,233 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:45,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-28 20:27:45,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:45,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:45,249 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:45,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:45,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:45,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:45,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:45,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:45,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:45,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:45,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:45,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:45,260 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:45,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-28 20:27:45,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:45,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:45,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:45,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:45,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:45,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:45,283 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:45,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:45,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:45,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-28 20:27:45,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:45,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:45,290 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:45,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-28 20:27:45,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:45,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:45,305 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:45,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:45,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:45,305 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:45,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:45,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:45,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:45,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-28 20:27:45,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:45,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:45,314 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:45,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-28 20:27:45,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:45,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:45,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:45,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:45,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:45,333 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:45,333 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:45,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:45,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-28 20:27:45,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:45,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:45,345 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:45,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-28 20:27:45,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:45,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:45,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:45,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:45,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:45,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:45,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:45,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:45,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:45,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-28 20:27:45,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:45,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:45,366 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:45,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-28 20:27:45,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:45,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:45,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:45,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:45,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:45,389 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:45,389 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:45,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:45,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-28 20:27:45,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:45,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:45,400 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:45,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-28 20:27:45,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:45,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:45,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:45,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:45,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:45,418 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:45,418 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:45,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:45,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-28 20:27:45,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:45,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:45,427 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:45,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-28 20:27:45,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:45,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:45,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:45,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:45,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:45,450 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:45,450 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:45,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:45,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-28 20:27:45,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:45,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:45,464 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:45,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-28 20:27:45,468 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:45,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:45,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:45,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:45,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:45,484 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:45,484 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:45,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:45,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:45,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:45,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:45,494 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:45,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-28 20:27:45,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:45,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:45,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:45,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:45,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:45,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:45,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:45,534 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-28 20:27:45,559 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-28 20:27:45,559 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 15 variables to zero. [2023-11-28 20:27:45,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:45,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:45,590 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:45,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-28 20:27:45,592 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-28 20:27:45,606 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-28 20:27:45,606 INFO L513 LassoAnalysis]: Proved termination. [2023-11-28 20:27:45,607 INFO L515 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 [] [2023-11-28 20:27:45,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-11-28 20:27:45,636 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2023-11-28 20:27:45,659 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:45,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:45,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-28 20:27:45,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:27:45,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:45,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-28 20:27:45,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:27:45,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 20:27:45,748 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-28 20:27:45,750 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) [2023-11-28 20:27:45,797 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 42 states and 64 transitions. Complement of second has 8 states. [2023-11-28 20:27:45,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-28 20:27:45,804 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) [2023-11-28 20:27:45,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 34 transitions. [2023-11-28 20:27:45,806 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 34 transitions. Stem has 5 letters. Loop has 2 letters. [2023-11-28 20:27:45,807 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:27:45,807 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 34 transitions. Stem has 7 letters. Loop has 2 letters. [2023-11-28 20:27:45,807 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:27:45,807 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 34 transitions. Stem has 5 letters. Loop has 4 letters. [2023-11-28 20:27:45,808 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:27:45,808 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 64 transitions. [2023-11-28 20:27:45,812 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2023-11-28 20:27:45,815 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 19 states and 28 transitions. [2023-11-28 20:27:45,816 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-28 20:27:45,817 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2023-11-28 20:27:45,817 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 28 transitions. [2023-11-28 20:27:45,818 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 20:27:45,818 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2023-11-28 20:27:45,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 28 transitions. [2023-11-28 20:27:45,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2023-11-28 20:27:45,842 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) [2023-11-28 20:27:45,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 28 transitions. [2023-11-28 20:27:45,843 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2023-11-28 20:27:45,843 INFO L428 stractBuchiCegarLoop]: Abstraction has 19 states and 28 transitions. [2023-11-28 20:27:45,844 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-28 20:27:45,844 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 28 transitions. [2023-11-28 20:27:45,845 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2023-11-28 20:27:45,845 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:27:45,845 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:27:45,845 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:27:45,845 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-28 20:27:45,845 INFO L748 eck$LassoCheckResult]: Stem: 152#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 146#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~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#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; 147#L532 assume !(main_~length1~0#1 < 1); 144#L532-2 assume !(main_~length2~0#1 < 1); 137#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; 138#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 148#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 140#L547-3 [2023-11-28 20:27:45,846 INFO L750 eck$LassoCheckResult]: Loop: 140#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet18#1;call write~int#0(main_#t~nondet18#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet18#1; 139#L547-2 main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 140#L547-3 [2023-11-28 20:27:45,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:45,846 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935662, now seen corresponding path program 1 times [2023-11-28 20:27:45,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:45,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159688798] [2023-11-28 20:27:45,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:45,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:45,863 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:45,876 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:45,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:45,877 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 1 times [2023-11-28 20:27:45,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:45,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368212974] [2023-11-28 20:27:45,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:45,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:45,885 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:45,891 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:45,892 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:45,892 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384784, now seen corresponding path program 1 times [2023-11-28 20:27:45,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:45,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493240107] [2023-11-28 20:27:45,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:45,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:45,914 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:45,931 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:46,195 INFO L210 LassoAnalysis]: Preferences: [2023-11-28 20:27:46,195 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-28 20:27:46,195 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-28 20:27:46,195 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-28 20:27:46,195 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-28 20:27:46,195 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,196 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-28 20:27:46,196 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-28 20:27:46,196 INFO L133 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration2_Lasso [2023-11-28 20:27:46,196 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-28 20:27:46,196 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-28 20:27:46,199 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,203 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,205 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,207 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,209 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,211 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,214 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,216 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,223 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,225 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,227 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:46,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:46,696 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-28 20:27:46,696 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-28 20:27:46,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:46,701 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:46,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-28 20:27:46,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:46,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:46,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:46,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:46,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:46,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:46,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:46,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:46,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:46,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-28 20:27:46,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:46,724 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:46,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-28 20:27:46,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:46,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:46,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:46,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:46,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:46,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:46,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:46,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:46,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:46,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-28 20:27:46,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:46,746 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:46,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-28 20:27:46,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:46,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:46,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:46,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:46,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:46,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:46,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:46,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:46,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:46,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-11-28 20:27:46,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:46,769 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:46,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-28 20:27:46,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:46,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:46,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:46,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:46,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:46,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:46,788 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:46,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:46,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:46,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:46,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:46,797 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:46,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-28 20:27:46,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:46,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:46,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:46,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:46,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:46,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:46,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:46,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:46,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:46,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:46,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:46,822 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:46,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-28 20:27:46,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:46,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:46,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:46,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:46,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:46,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:46,840 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:46,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:46,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-28 20:27:46,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:46,849 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:46,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-28 20:27:46,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:46,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:46,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:46,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:46,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:46,866 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:46,867 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:46,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:46,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-11-28 20:27:46,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:46,875 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:46,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-28 20:27:46,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:46,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:46,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:46,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:46,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:46,893 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:46,893 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:46,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:46,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-11-28 20:27:46,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:46,903 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:46,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-28 20:27:46,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:46,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:46,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:46,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:46,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:46,923 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:46,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:46,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:46,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-11-28 20:27:46,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:46,932 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:46,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-28 20:27:46,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:46,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:46,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:46,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:46,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:46,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:46,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:46,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:46,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:46,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-28 20:27:46,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:46,954 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:46,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-28 20:27:46,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:46,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:46,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:46,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:46,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:46,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:46,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:46,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:46,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:46,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:46,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:46,981 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:46,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-28 20:27:46,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:46,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:46,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:46,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:46,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:46,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:46,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:46,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:46,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:47,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-28 20:27:47,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:47,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:47,004 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:47,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-28 20:27:47,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:47,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:47,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:47,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:47,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:47,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:47,020 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:47,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:47,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:47,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-28 20:27:47,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:47,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:47,025 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:47,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-28 20:27:47,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:47,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:47,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:47,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:47,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:47,040 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:47,040 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:47,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:47,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-28 20:27:47,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:47,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:47,047 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:47,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-28 20:27:47,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:47,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:47,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:47,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:47,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:47,064 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:47,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:47,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:47,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-11-28 20:27:47,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:47,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:47,074 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:47,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-28 20:27:47,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:47,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:47,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:47,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:47,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:47,099 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:47,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:47,114 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-28 20:27:47,140 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2023-11-28 20:27:47,141 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 11 variables to zero. [2023-11-28 20:27:47,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:47,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:47,142 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:47,145 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-28 20:27:47,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-28 20:27:47,161 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-28 20:27:47,161 INFO L513 LassoAnalysis]: Proved termination. [2023-11-28 20:27:47,161 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length2~0#1, ULTIMATE.start_main_~i~1#1) = 1*ULTIMATE.start_main_~length2~0#1 - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2023-11-28 20:27:47,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:47,182 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2023-11-28 20:27:47,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:47,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-28 20:27:47,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:27:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:47,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-28 20:27:47,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:27:47,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 20:27:47,244 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-28 20:27:47,244 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 28 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2023-11-28 20:27:47,275 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 28 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 30 states and 46 transitions. Complement of second has 8 states. [2023-11-28 20:27:47,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-28 20:27:47,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2023-11-28 20:27:47,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2023-11-28 20:27:47,277 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 7 letters. Loop has 2 letters. [2023-11-28 20:27:47,277 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:27:47,277 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 9 letters. Loop has 2 letters. [2023-11-28 20:27:47,277 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:27:47,278 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 7 letters. Loop has 4 letters. [2023-11-28 20:27:47,278 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:27:47,278 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 46 transitions. [2023-11-28 20:27:47,279 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-28 20:27:47,280 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 20 states and 29 transitions. [2023-11-28 20:27:47,280 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2023-11-28 20:27:47,280 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-28 20:27:47,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 29 transitions. [2023-11-28 20:27:47,281 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 20:27:47,281 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2023-11-28 20:27:47,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 29 transitions. [2023-11-28 20:27:47,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2023-11-28 20:27:47,282 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) [2023-11-28 20:27:47,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 29 transitions. [2023-11-28 20:27:47,283 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 29 transitions. [2023-11-28 20:27:47,283 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 29 transitions. [2023-11-28 20:27:47,283 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-28 20:27:47,283 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 29 transitions. [2023-11-28 20:27:47,284 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-28 20:27:47,284 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:27:47,284 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:27:47,285 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:27:47,285 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-28 20:27:47,285 INFO L748 eck$LassoCheckResult]: Stem: 277#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 270#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~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#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; 271#L532 assume !(main_~length1~0#1 < 1); 268#L532-2 assume !(main_~length2~0#1 < 1); 261#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; 262#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 272#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 273#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 276#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~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, 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_#t~mem2#1, 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; 275#L517-3 [2023-11-28 20:27:47,285 INFO L750 eck$LassoCheckResult]: Loop: 275#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 269#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; 267#L520-5 assume !true; 266#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 274#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_#t~post10#1.base, 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; 275#L517-3 [2023-11-28 20:27:47,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:47,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384726, now seen corresponding path program 1 times [2023-11-28 20:27:47,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:47,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466942590] [2023-11-28 20:27:47,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:47,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:47,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:47,304 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:47,323 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:47,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:47,324 INFO L85 PathProgramCache]: Analyzing trace with hash 74607654, now seen corresponding path program 1 times [2023-11-28 20:27:47,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:47,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340481585] [2023-11-28 20:27:47,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:47,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:47,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:47,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 20:27:47,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:27:47,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340481585] [2023-11-28 20:27:47,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340481585] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:27:47,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:27:47,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-28 20:27:47,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843287293] [2023-11-28 20:27:47,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:27:47,356 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-28 20:27:47,356 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:27:47,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-28 20:27:47,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-28 20:27:47,359 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) [2023-11-28 20:27:47,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:27:47,364 INFO L93 Difference]: Finished difference Result 20 states and 28 transitions. [2023-11-28 20:27:47,364 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 28 transitions. [2023-11-28 20:27:47,365 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-28 20:27:47,365 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 28 transitions. [2023-11-28 20:27:47,365 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-28 20:27:47,366 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-28 20:27:47,366 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 28 transitions. [2023-11-28 20:27:47,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 20:27:47,366 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 28 transitions. [2023-11-28 20:27:47,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 28 transitions. [2023-11-28 20:27:47,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2023-11-28 20:27:47,368 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) [2023-11-28 20:27:47,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 28 transitions. [2023-11-28 20:27:47,368 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 28 transitions. [2023-11-28 20:27:47,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-28 20:27:47,369 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 28 transitions. [2023-11-28 20:27:47,369 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-28 20:27:47,369 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 28 transitions. [2023-11-28 20:27:47,370 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-28 20:27:47,370 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:27:47,370 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:27:47,370 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:27:47,371 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:27:47,371 INFO L748 eck$LassoCheckResult]: Stem: 323#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 315#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~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#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; 316#L532 assume !(main_~length1~0#1 < 1); 313#L532-2 assume !(main_~length2~0#1 < 1); 306#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; 307#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 317#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 318#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 321#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~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, 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_#t~mem2#1, 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; 320#L517-3 [2023-11-28 20:27:47,371 INFO L750 eck$LassoCheckResult]: Loop: 320#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 314#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; 312#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; 322#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; 310#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; 311#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 319#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_#t~post10#1.base, 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; 320#L517-3 [2023-11-28 20:27:47,371 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:47,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384726, now seen corresponding path program 2 times [2023-11-28 20:27:47,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:47,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801795832] [2023-11-28 20:27:47,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:47,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:47,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:47,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:47,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:47,405 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:47,405 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:47,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1328860033, now seen corresponding path program 1 times [2023-11-28 20:27:47,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:47,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943996106] [2023-11-28 20:27:47,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:47,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:47,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:47,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:47,423 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:47,423 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:47,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1515359350, now seen corresponding path program 1 times [2023-11-28 20:27:47,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:47,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182514427] [2023-11-28 20:27:47,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:47,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:47,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:47,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-28 20:27:47,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 20:27:47,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:27:47,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182514427] [2023-11-28 20:27:47,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182514427] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:27:47,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:27:47,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-28 20:27:47,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944528776] [2023-11-28 20:27:47,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:27:47,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:27:47,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-28 20:27:47,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2023-11-28 20:27:47,931 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) [2023-11-28 20:27:48,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:27:48,066 INFO L93 Difference]: Finished difference Result 30 states and 38 transitions. [2023-11-28 20:27:48,066 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 38 transitions. [2023-11-28 20:27:48,067 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 15 [2023-11-28 20:27:48,068 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 38 transitions. [2023-11-28 20:27:48,068 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2023-11-28 20:27:48,068 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2023-11-28 20:27:48,068 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 38 transitions. [2023-11-28 20:27:48,069 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 20:27:48,069 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 38 transitions. [2023-11-28 20:27:48,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 38 transitions. [2023-11-28 20:27:48,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 29. [2023-11-28 20:27:48,071 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) [2023-11-28 20:27:48,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 37 transitions. [2023-11-28 20:27:48,072 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 37 transitions. [2023-11-28 20:27:48,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-28 20:27:48,073 INFO L428 stractBuchiCegarLoop]: Abstraction has 29 states and 37 transitions. [2023-11-28 20:27:48,073 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-28 20:27:48,073 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 37 transitions. [2023-11-28 20:27:48,074 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 15 [2023-11-28 20:27:48,074 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:27:48,074 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:27:48,074 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:27:48,075 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:27:48,075 INFO L748 eck$LassoCheckResult]: Stem: 397#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 387#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~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#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; 388#L532 assume !(main_~length1~0#1 < 1); 386#L532-2 assume !(main_~length2~0#1 < 1); 380#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; 381#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 391#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 392#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 401#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~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, 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_#t~mem2#1, 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; 408#L517-3 [2023-11-28 20:27:48,075 INFO L750 eck$LassoCheckResult]: Loop: 408#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 407#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; 402#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; 398#L520-1 assume !substring_#t~short6#1; 384#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; 385#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 395#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_#t~post10#1.base, 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; 408#L517-3 [2023-11-28 20:27:48,075 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:48,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384726, now seen corresponding path program 3 times [2023-11-28 20:27:48,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:48,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338489733] [2023-11-28 20:27:48,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:48,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:48,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:48,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:48,100 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:48,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:48,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1328800451, now seen corresponding path program 1 times [2023-11-28 20:27:48,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:48,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809898636] [2023-11-28 20:27:48,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:48,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:48,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:48,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 20:27:48,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:27:48,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809898636] [2023-11-28 20:27:48,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809898636] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:27:48,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:27:48,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-28 20:27:48,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211285782] [2023-11-28 20:27:48,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:27:48,137 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-28 20:27:48,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:27:48,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-28 20:27:48,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-28 20:27:48,138 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) [2023-11-28 20:27:48,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:27:48,166 INFO L93 Difference]: Finished difference Result 31 states and 37 transitions. [2023-11-28 20:27:48,166 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 37 transitions. [2023-11-28 20:27:48,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-28 20:27:48,168 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 20 states and 26 transitions. [2023-11-28 20:27:48,168 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-28 20:27:48,168 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-28 20:27:48,168 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 26 transitions. [2023-11-28 20:27:48,169 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 20:27:48,169 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2023-11-28 20:27:48,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 26 transitions. [2023-11-28 20:27:48,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2023-11-28 20:27:48,170 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) [2023-11-28 20:27:48,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2023-11-28 20:27:48,171 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2023-11-28 20:27:48,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-28 20:27:48,172 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2023-11-28 20:27:48,172 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-28 20:27:48,172 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2023-11-28 20:27:48,173 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-28 20:27:48,173 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:27:48,173 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:27:48,173 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:27:48,174 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:27:48,174 INFO L748 eck$LassoCheckResult]: Stem: 466#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 458#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~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#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; 459#L532 assume !(main_~length1~0#1 < 1); 457#L532-2 assume !(main_~length2~0#1 < 1); 450#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; 451#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 461#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 462#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet18#1;call write~int#0(main_#t~nondet18#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet18#1; 452#L547-2 main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 453#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 465#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~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, 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_#t~mem2#1, 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; 464#L517-3 [2023-11-28 20:27:48,174 INFO L750 eck$LassoCheckResult]: Loop: 464#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 460#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; 456#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; 467#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; 454#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; 455#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 463#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_#t~post10#1.base, 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; 464#L517-3 [2023-11-28 20:27:48,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:48,174 INFO L85 PathProgramCache]: Analyzing trace with hash -2087704584, now seen corresponding path program 1 times [2023-11-28 20:27:48,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:48,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354532068] [2023-11-28 20:27:48,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:48,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:48,187 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:48,198 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:48,199 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:48,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1328860033, now seen corresponding path program 2 times [2023-11-28 20:27:48,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:48,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741315522] [2023-11-28 20:27:48,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:48,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:48,205 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:48,211 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:48,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:48,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1823246168, now seen corresponding path program 1 times [2023-11-28 20:27:48,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:48,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519975429] [2023-11-28 20:27:48,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:48,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:48,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-28 20:27:48,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:27:48,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519975429] [2023-11-28 20:27:48,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519975429] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 20:27:48,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 20:27:48,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-28 20:27:48,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579580463] [2023-11-28 20:27:48,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 20:27:48,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:27:48,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-28 20:27:48,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-28 20:27:48,586 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) [2023-11-28 20:27:48,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:27:48,663 INFO L93 Difference]: Finished difference Result 28 states and 34 transitions. [2023-11-28 20:27:48,663 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 34 transitions. [2023-11-28 20:27:48,664 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-28 20:27:48,664 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 21 states and 26 transitions. [2023-11-28 20:27:48,664 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-28 20:27:48,664 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-28 20:27:48,664 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 26 transitions. [2023-11-28 20:27:48,665 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 20:27:48,665 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 26 transitions. [2023-11-28 20:27:48,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 26 transitions. [2023-11-28 20:27:48,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2023-11-28 20:27:48,666 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) [2023-11-28 20:27:48,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2023-11-28 20:27:48,667 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2023-11-28 20:27:48,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-28 20:27:48,668 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2023-11-28 20:27:48,668 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-28 20:27:48,668 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2023-11-28 20:27:48,669 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-28 20:27:48,669 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:27:48,669 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:27:48,669 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:27:48,669 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:27:48,670 INFO L748 eck$LassoCheckResult]: Stem: 533#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 524#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~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#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; 525#L532 assume !(main_~length1~0#1 < 1); 523#L532-2 assume !(main_~length2~0#1 < 1); 516#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; 517#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 534#L541-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 535#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 527#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 528#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet18#1;call write~int#0(main_#t~nondet18#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet18#1; 518#L547-2 main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 519#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 531#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~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, 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_#t~mem2#1, 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; 530#L517-3 [2023-11-28 20:27:48,670 INFO L750 eck$LassoCheckResult]: Loop: 530#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 526#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; 522#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; 532#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; 520#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; 521#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 529#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_#t~post10#1.base, 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; 530#L517-3 [2023-11-28 20:27:48,670 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:48,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1066016806, now seen corresponding path program 1 times [2023-11-28 20:27:48,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:48,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656653421] [2023-11-28 20:27:48,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:48,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:48,684 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:48,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:48,696 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:48,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:48,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1328860033, now seen corresponding path program 3 times [2023-11-28 20:27:48,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:48,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432898740] [2023-11-28 20:27:48,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:48,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:48,702 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:48,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:48,707 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:48,708 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:48,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1498710394, now seen corresponding path program 1 times [2023-11-28 20:27:48,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:48,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671838161] [2023-11-28 20:27:48,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:48,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:48,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:48,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:48,738 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:49,748 INFO L210 LassoAnalysis]: Preferences: [2023-11-28 20:27:49,748 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-28 20:27:49,748 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-28 20:27:49,748 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-28 20:27:49,748 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-28 20:27:49,749 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:49,749 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-28 20:27:49,749 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-28 20:27:49,749 INFO L133 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration7_Lasso [2023-11-28 20:27:49,749 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-28 20:27:49,749 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-28 20:27:49,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,764 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,766 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,768 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,771 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,775 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,777 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,780 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,782 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,785 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,787 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,793 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,796 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,804 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,815 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,817 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:49,821 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:50,282 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:50,283 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:50,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:50,288 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:50,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:50,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:50,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:50,295 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:50,723 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-28 20:27:50,723 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-28 20:27:50,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,724 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-28 20:27:50,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:50,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:50,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:50,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-28 20:27:50,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,742 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-28 20:27:50,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:50,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:50,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:50,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:50,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,760 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-28 20:27:50,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:50,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,772 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:50,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:50,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-28 20:27:50,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,778 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-28 20:27:50,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:50,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:50,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:50,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-28 20:27:50,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,795 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-28 20:27:50,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:50,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,808 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:50,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:50,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:50,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,813 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-28 20:27:50,815 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 [2023-11-28 20:27:50,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:50,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:50,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:50,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2023-11-28 20:27:50,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,833 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-28 20:27:50,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:50,847 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:50,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-28 20:27:50,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,853 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-28 20:27:50,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:50,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:50,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:50,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-28 20:27:50,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,870 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-28 20:27:50,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:50,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:50,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:50,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-11-28 20:27:50,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,888 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-28 20:27:50,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:50,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,902 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:50,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:50,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:50,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,907 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-28 20:27:50,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:50,924 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:50,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-28 20:27:50,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,932 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-28 20:27:50,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:50,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:50,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-28 20:27:50,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,953 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-28 20:27:50,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:50,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:50,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:50,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:50,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,971 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-28 20:27:50,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:50,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:50,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:50,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:50,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:50,984 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:50,984 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:50,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:50,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-28 20:27:50,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:50,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:50,991 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:50,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-28 20:27:50,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:51,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,004 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:51,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:51,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-28 20:27:51,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,008 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-28 20:27:51,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:51,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:51,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:51,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-28 20:27:51,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,025 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-28 20:27:51,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:51,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,038 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:51,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:51,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:51,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,043 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-28 20:27:51,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:51,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:51,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:51,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-11-28 20:27:51,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,061 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-28 20:27:51,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:51,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,074 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:51,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:51,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-28 20:27:51,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,081 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-28 20:27:51,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:51,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:51,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-28 20:27:51,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,100 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-28 20:27:51,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:51,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:51,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:51,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,117 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:51,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,117 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-28 20:27:51,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:51,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:51,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:51,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-28 20:27:51,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,134 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-28 20:27:51,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:51,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,147 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,147 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:51,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:51,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:51,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,152 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-28 20:27:51,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:51,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,165 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:51,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:51,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:51,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,170 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-28 20:27:51,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,183 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:51,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:51,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-28 20:27:51,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,190 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-28 20:27:51,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:51,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:51,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:51,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-28 20:27:51,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,207 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-28 20:27:51,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:51,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,220 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:51,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:51,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-28 20:27:51,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,224 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-28 20:27:51,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:51,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:51,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:51,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-28 20:27:51,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,242 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-28 20:27:51,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:51,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:51,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2023-11-28 20:27:51,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,266 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-28 20:27:51,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,279 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2023-11-28 20:27:51,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,320 INFO L401 nArgumentSynthesizer]: We have 96 Motzkin's Theorem applications. [2023-11-28 20:27:51,321 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-11-28 20:27:51,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-28 20:27:51,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,482 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-28 20:27:51,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,496 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:51,496 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:51,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:51,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,504 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-28 20:27:51,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,525 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:51,525 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:51,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2023-11-28 20:27:51,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,537 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-28 20:27:51,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,554 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:51,554 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:51,558 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2023-11-28 20:27:51,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,562 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-28 20:27:51,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,582 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:51,582 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:51,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:51,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,591 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-28 20:27:51,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,612 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:51,612 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:51,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:51,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-11-28 20:27:51,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,624 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-28 20:27:51,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:51,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:51,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:51,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:51,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:51,643 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:51,643 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:51,655 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-28 20:27:51,686 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2023-11-28 20:27:51,687 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2023-11-28 20:27:51,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:51,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:51,688 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:51,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-28 20:27:51,691 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-28 20:27:51,704 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-28 20:27:51,704 INFO L513 LassoAnalysis]: Proved termination. [2023-11-28 20:27:51,704 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_3, ULTIMATE.start_substring_~ps~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_3 - 1*ULTIMATE.start_substring_~ps~0#1.offset Supporting invariants [] [2023-11-28 20:27:51,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2023-11-28 20:27:51,765 INFO L156 tatePredicateManager]: 16 out of 18 supporting invariants were superfluous and have been removed [2023-11-28 20:27:51,770 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc13!base] could not be translated [2023-11-28 20:27:51,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:51,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-28 20:27:51,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:27:51,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:51,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-28 20:27:51,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:27:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 20:27:51,942 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 [2023-11-28 20:27:51,943 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 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) [2023-11-28 20:27:51,995 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 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 5 states. [2023-11-28 20:27:51,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-28 20:27:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 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) [2023-11-28 20:27:51,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2023-11-28 20:27:51,997 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 13 letters. Loop has 7 letters. [2023-11-28 20:27:51,997 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:27:51,997 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 20 letters. Loop has 7 letters. [2023-11-28 20:27:51,998 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:27:51,998 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 13 letters. Loop has 14 letters. [2023-11-28 20:27:51,998 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:27:51,998 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 34 transitions. [2023-11-28 20:27:51,999 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-28 20:27:51,999 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 25 states and 32 transitions. [2023-11-28 20:27:52,000 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-28 20:27:52,000 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2023-11-28 20:27:52,000 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 32 transitions. [2023-11-28 20:27:52,000 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-28 20:27:52,000 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 32 transitions. [2023-11-28 20:27:52,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 32 transitions. [2023-11-28 20:27:52,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2023-11-28 20:27:52,002 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) [2023-11-28 20:27:52,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 32 transitions. [2023-11-28 20:27:52,003 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 32 transitions. [2023-11-28 20:27:52,003 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 32 transitions. [2023-11-28 20:27:52,003 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-28 20:27:52,003 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 32 transitions. [2023-11-28 20:27:52,004 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-28 20:27:52,004 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:27:52,004 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:27:52,004 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 20:27:52,004 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-28 20:27:52,005 INFO L748 eck$LassoCheckResult]: Stem: 744#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 734#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~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#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; 735#L532 assume !(main_~length1~0#1 < 1); 731#L532-2 assume !(main_~length2~0#1 < 1); 722#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; 723#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 745#L541-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 746#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 736#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 737#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet18#1;call write~int#0(main_#t~nondet18#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet18#1; 724#L547-2 main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 725#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 740#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~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, 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_#t~mem2#1, 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; 741#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 732#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; 727#L520-5 [2023-11-28 20:27:52,005 INFO L750 eck$LassoCheckResult]: Loop: 727#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; 742#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; 726#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; 727#L520-5 [2023-11-28 20:27:52,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:52,006 INFO L85 PathProgramCache]: Analyzing trace with hash 2055034719, now seen corresponding path program 1 times [2023-11-28 20:27:52,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:52,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200088478] [2023-11-28 20:27:52,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:52,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:52,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:52,018 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:52,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:52,027 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:52,028 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:52,028 INFO L85 PathProgramCache]: Analyzing trace with hash 87489, now seen corresponding path program 1 times [2023-11-28 20:27:52,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:52,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787658325] [2023-11-28 20:27:52,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:52,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:52,032 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:52,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:52,036 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:52,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:52,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1075534243, now seen corresponding path program 1 times [2023-11-28 20:27:52,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:52,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273284069] [2023-11-28 20:27:52,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:52,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:52,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:52,052 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:52,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:52,065 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:52,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-28 20:27:53,298 INFO L210 LassoAnalysis]: Preferences: [2023-11-28 20:27:53,299 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-28 20:27:53,299 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-28 20:27:53,299 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-28 20:27:53,299 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-28 20:27:53,299 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:53,299 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-28 20:27:53,299 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-28 20:27:53,299 INFO L133 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration8_Lasso [2023-11-28 20:27:53,299 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-28 20:27:53,299 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-28 20:27:53,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,303 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,305 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,307 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,308 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,309 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,821 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,822 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,826 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,838 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,843 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,844 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,846 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,847 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,849 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,851 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,852 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,854 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,856 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,858 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,861 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:53,872 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:54,347 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-28 20:27:54,347 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-28 20:27:54,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:54,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:54,348 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:54,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-28 20:27:54,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:54,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:54,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:54,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:54,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:54,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:54,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:54,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:54,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:54,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:54,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:54,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:54,367 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:54,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-28 20:27:54,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:54,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:54,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:54,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:54,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:54,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:54,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:54,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:54,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:54,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-11-28 20:27:54,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:54,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:54,384 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:54,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-28 20:27:54,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:54,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:54,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:54,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:54,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:54,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:54,397 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:54,397 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:54,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:54,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:54,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:54,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:54,401 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:54,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-28 20:27:54,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:54,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:54,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:54,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:54,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:54,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:54,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:54,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:54,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:54,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2023-11-28 20:27:54,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:54,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:54,418 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:54,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-28 20:27:54,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:54,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:54,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:54,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:54,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:54,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:54,430 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:54,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:54,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:54,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2023-11-28 20:27:54,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:54,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:54,435 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:54,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-28 20:27:54,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:54,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:54,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:54,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:54,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:54,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:54,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:54,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:54,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:54,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2023-11-28 20:27:54,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:54,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:54,452 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:54,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-28 20:27:54,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:54,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:54,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:27:54,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:54,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:54,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:54,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:27:54,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:27:54,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:54,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:54,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:54,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:54,469 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:54,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-28 20:27:54,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:54,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:54,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:54,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:54,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:54,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:54,483 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:54,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:54,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:54,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:54,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:54,493 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:54,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-28 20:27:54,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:27:54,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:54,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:54,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:54,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:54,507 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:54,507 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:54,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:27:54,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-11-28 20:27:54,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:54,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:54,513 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:54,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-28 20:27:54,515 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 [2023-11-28 20:27:54,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:27:54,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:27:54,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:27:54,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:27:54,529 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:27:54,529 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:27:54,542 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-28 20:27:54,560 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2023-11-28 20:27:54,560 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2023-11-28 20:27:54,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:54,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:54,562 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:27:54,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-28 20:27:54,564 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-28 20:27:54,574 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-28 20:27:54,575 INFO L513 LassoAnalysis]: Proved termination. [2023-11-28 20:27:54,575 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_substring_~ps2~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_4) = -1*ULTIMATE.start_substring_~ps2~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_4 Supporting invariants [] [2023-11-28 20:27:54,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-28 20:27:54,626 INFO L156 tatePredicateManager]: 15 out of 16 supporting invariants were superfluous and have been removed [2023-11-28 20:27:54,628 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc13!base] could not be translated [2023-11-28 20:27:54,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:54,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-28 20:27:54,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:27:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:54,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-28 20:27:54,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:27:54,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 20:27:54,761 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 [2023-11-28 20:27:54,761 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 32 transitions. cyclomatic complexity: 11 Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 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) [2023-11-28 20:27:54,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2023-11-28 20:27:54,839 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 32 transitions. cyclomatic complexity: 11. Second operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 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 42 states and 51 transitions. Complement of second has 9 states. [2023-11-28 20:27:54,839 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 [2023-11-28 20:27:54,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.0) internal successors, (18), 6 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) [2023-11-28 20:27:54,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2023-11-28 20:27:54,840 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 15 letters. Loop has 3 letters. [2023-11-28 20:27:54,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:27:54,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 18 letters. Loop has 3 letters. [2023-11-28 20:27:54,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:27:54,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 15 letters. Loop has 6 letters. [2023-11-28 20:27:54,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:27:54,841 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 51 transitions. [2023-11-28 20:27:54,842 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-28 20:27:54,843 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 33 states and 40 transitions. [2023-11-28 20:27:54,843 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2023-11-28 20:27:54,843 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2023-11-28 20:27:54,843 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 40 transitions. [2023-11-28 20:27:54,843 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-28 20:27:54,843 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33 states and 40 transitions. [2023-11-28 20:27:54,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 40 transitions. [2023-11-28 20:27:54,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 31. [2023-11-28 20:27:54,846 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) [2023-11-28 20:27:54,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 38 transitions. [2023-11-28 20:27:54,846 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 38 transitions. [2023-11-28 20:27:54,846 INFO L428 stractBuchiCegarLoop]: Abstraction has 31 states and 38 transitions. [2023-11-28 20:27:54,846 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-28 20:27:54,846 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 38 transitions. [2023-11-28 20:27:54,847 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-28 20:27:54,847 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:27:54,847 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:27:54,848 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] [2023-11-28 20:27:54,848 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-28 20:27:54,848 INFO L748 eck$LassoCheckResult]: Stem: 965#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 954#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~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#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; 955#L532 assume !(main_~length1~0#1 < 1); 950#L532-2 assume !(main_~length2~0#1 < 1); 942#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; 943#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 966#L541-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 967#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 956#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 957#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet18#1;call write~int#0(main_#t~nondet18#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet18#1; 944#L547-2 main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 945#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 961#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~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, 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_#t~mem2#1, 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; 962#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 968#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; 949#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; 972#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; 970#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; 960#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 958#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_#t~post10#1.base, 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; 959#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 951#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; 947#L520-5 [2023-11-28 20:27:54,848 INFO L750 eck$LassoCheckResult]: Loop: 947#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; 963#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; 946#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; 947#L520-5 [2023-11-28 20:27:54,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:54,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1446642933, now seen corresponding path program 2 times [2023-11-28 20:27:54,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:54,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [90632844] [2023-11-28 20:27:54,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:54,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:27:55,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-28 20:27:55,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 20:27:55,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [90632844] [2023-11-28 20:27:55,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [90632844] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-28 20:27:55,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [640734869] [2023-11-28 20:27:55,164 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-28 20:27:55,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-28 20:27:55,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:27:55,165 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-28 20:27:55,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Waiting until timeout for monitored process [2023-11-28 20:27:55,253 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-28 20:27:55,253 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-28 20:27:55,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-28 20:27:55,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:27:55,340 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 [2023-11-28 20:27:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-28 20:27:55,388 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 20:27:55,423 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 [2023-11-28 20:27:55,427 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 [2023-11-28 20:27:55,479 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-28 20:27:55,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [640734869] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-28 20:27:55,480 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-28 20:27:55,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 17 [2023-11-28 20:27:55,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622663931] [2023-11-28 20:27:55,480 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-28 20:27:55,481 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-28 20:27:55,481 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:55,481 INFO L85 PathProgramCache]: Analyzing trace with hash 87489, now seen corresponding path program 2 times [2023-11-28 20:27:55,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:55,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617662697] [2023-11-28 20:27:55,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:55,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:55,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:55,486 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:55,490 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:55,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 20:27:55,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2023-11-28 20:27:55,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2023-11-28 20:27:55,633 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) [2023-11-28 20:27:55,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 20:27:55,776 INFO L93 Difference]: Finished difference Result 51 states and 60 transitions. [2023-11-28 20:27:55,776 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 60 transitions. [2023-11-28 20:27:55,776 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-28 20:27:55,777 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 34 states and 41 transitions. [2023-11-28 20:27:55,777 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2023-11-28 20:27:55,777 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2023-11-28 20:27:55,777 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 41 transitions. [2023-11-28 20:27:55,777 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-28 20:27:55,777 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 41 transitions. [2023-11-28 20:27:55,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 41 transitions. [2023-11-28 20:27:55,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 33. [2023-11-28 20:27:55,779 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) [2023-11-28 20:27:55,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2023-11-28 20:27:55,780 INFO L240 hiAutomatonCegarLoop]: Abstraction has 33 states and 40 transitions. [2023-11-28 20:27:55,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-28 20:27:55,781 INFO L428 stractBuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2023-11-28 20:27:55,781 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-28 20:27:55,781 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2023-11-28 20:27:55,781 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-28 20:27:55,782 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-28 20:27:55,782 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-28 20:27:55,783 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] [2023-11-28 20:27:55,783 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-28 20:27:55,783 INFO L748 eck$LassoCheckResult]: Stem: 1204#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1192#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~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet18#1, main_#t~post17#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; 1193#L532 assume !(main_~length1~0#1 < 1); 1189#L532-2 assume !(main_~length2~0#1 < 1); 1181#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; 1182#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 1205#L541-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 1206#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 1207#L541-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 1211#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 1194#L541-4 havoc main_~i~0#1;main_~i~1#1 := 0; 1195#L547-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet18#1;call write~int#0(main_#t~nondet18#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet18#1; 1183#L547-2 main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 1184#L547-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 1199#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~post7#1.base, substring_#t~post7#1.offset, substring_#t~post8#1.base, substring_#t~post8#1.offset, substring_#t~mem3#1, substring_#t~mem4#1, substring_#t~mem5#1, substring_#t~short6#1, 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_#t~mem2#1, 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; 1200#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 1191#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; 1188#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; 1202#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; 1203#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; 1198#L520-6 call substring_#t~mem9#1 := read~int#0(substring_~pt~0#1.base, substring_~pt~0#1.offset, 1); 1196#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_#t~post10#1.base, 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; 1197#L517-3 call substring_#t~mem2#1 := read~int#1(substring_~ps~0#1.base, substring_~ps~0#1.offset, 1); 1190#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; 1186#L520-5 [2023-11-28 20:27:55,783 INFO L750 eck$LassoCheckResult]: Loop: 1186#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; 1201#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; 1185#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; 1186#L520-5 [2023-11-28 20:27:55,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:55,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1546919447, now seen corresponding path program 3 times [2023-11-28 20:27:55,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:55,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583110613] [2023-11-28 20:27:55,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:55,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:55,801 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:55,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:55,815 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:55,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:55,816 INFO L85 PathProgramCache]: Analyzing trace with hash 87489, now seen corresponding path program 3 times [2023-11-28 20:27:55,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:55,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850485810] [2023-11-28 20:27:55,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:55,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:55,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:55,820 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:55,822 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:55,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:27:55,822 INFO L85 PathProgramCache]: Analyzing trace with hash 721898201, now seen corresponding path program 1 times [2023-11-28 20:27:55,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 20:27:55,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989046334] [2023-11-28 20:27:55,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 20:27:55,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 20:27:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:55,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 20:27:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 20:27:55,858 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 20:27:58,324 INFO L210 LassoAnalysis]: Preferences: [2023-11-28 20:27:58,324 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-28 20:27:58,324 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-28 20:27:58,324 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-28 20:27:58,324 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-28 20:27:58,324 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:27:58,324 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-28 20:27:58,325 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-28 20:27:58,325 INFO L133 ssoRankerPreferences]: Filename of dumped script: substring-alloca-2.i_Iteration10_Lasso [2023-11-28 20:27:58,325 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-28 20:27:58,325 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-28 20:27:58,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,331 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,335 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,341 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,349 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,352 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,353 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,355 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,356 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,359 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,361 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,365 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:58,368 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:59,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:59,497 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:59,498 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:59,500 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:59,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:27:59,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-28 20:28:00,703 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-28 20:28:00,703 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-28 20:28:00,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,704 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-28 20:28:00,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,717 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2023-11-28 20:28:00,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,721 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-28 20:28:00,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-11-28 20:28:00,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,739 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-28 20:28:00,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2023-11-28 20:28:00,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,755 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-28 20:28:00,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2023-11-28 20:28:00,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,772 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-28 20:28:00,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-11-28 20:28:00,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,789 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-28 20:28:00,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2023-11-28 20:28:00,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,806 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-28 20:28:00,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,819 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:28:00,820 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:28:00,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2023-11-28 20:28:00,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,826 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-28 20:28:00,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,839 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2023-11-28 20:28:00,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,843 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-28 20:28:00,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,857 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2023-11-28 20:28:00,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,861 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2023-11-28 20:28:00,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:28:00,874 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:28:00,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2023-11-28 20:28:00,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,880 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2023-11-28 20:28:00,882 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 [2023-11-28 20:28:00,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2023-11-28 20:28:00,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,897 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2023-11-28 20:28:00,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,910 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,910 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2023-11-28 20:28:00,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,915 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2023-11-28 20:28:00,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:28:00,929 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:28:00,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2023-11-28 20:28:00,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,935 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2023-11-28 20:28:00,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2023-11-28 20:28:00,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,952 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2023-11-28 20:28:00,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,965 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2023-11-28 20:28:00,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,969 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2023-11-28 20:28:00,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,982 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:00,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:00,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2023-11-28 20:28:00,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:00,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:00,986 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:00,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2023-11-28 20:28:00,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:00,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:00,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:00,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:00,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:00,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:00,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:00,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:01,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2023-11-28 20:28:01,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,004 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2023-11-28 20:28:01,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:01,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:01,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:01,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:01,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2023-11-28 20:28:01,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,021 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2023-11-28 20:28:01,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:01,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:01,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:01,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:01,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2023-11-28 20:28:01,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,037 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2023-11-28 20:28:01,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:01,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:01,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:01,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:01,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2023-11-28 20:28:01,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,054 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2023-11-28 20:28:01,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:01,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:01,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:01,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:01,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2023-11-28 20:28:01,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,072 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2023-11-28 20:28:01,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:01,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:01,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:01,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:01,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2023-11-28 20:28:01,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,089 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2023-11-28 20:28:01,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:01,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,101 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-28 20:28:01,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-28 20:28:01,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-28 20:28:01,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2023-11-28 20:28:01,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,106 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2023-11-28 20:28:01,108 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 [2023-11-28 20:28:01,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:28:01,120 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:28:01,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2023-11-28 20:28:01,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,126 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2023-11-28 20:28:01,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:01,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,139 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:28:01,139 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:28:01,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2023-11-28 20:28:01,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,145 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2023-11-28 20:28:01,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:01,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,158 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:28:01,158 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:28:01,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2023-11-28 20:28:01,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,166 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2023-11-28 20:28:01,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:01,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,179 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:28:01,179 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:28:01,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2023-11-28 20:28:01,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,186 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2023-11-28 20:28:01,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:01,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:28:01,205 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:28:01,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2023-11-28 20:28:01,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,225 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2023-11-28 20:28:01,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:01,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:28:01,239 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:28:01,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-28 20:28:01,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2023-11-28 20:28:01,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,249 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2023-11-28 20:28:01,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-28 20:28:01,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-28 20:28:01,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-28 20:28:01,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-28 20:28:01,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-28 20:28:01,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-28 20:28:01,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-28 20:28:01,276 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-28 20:28:01,297 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2023-11-28 20:28:01,297 INFO L444 ModelExtractionUtils]: 2 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2023-11-28 20:28:01,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-28 20:28:01,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 20:28:01,298 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-28 20:28:01,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2023-11-28 20:28:01,300 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-28 20:28:01,311 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-28 20:28:01,311 INFO L513 LassoAnalysis]: Proved termination. [2023-11-28 20:28:01,311 INFO L515 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 [] [2023-11-28 20:28:01,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2023-11-28 20:28:01,460 INFO L156 tatePredicateManager]: 37 out of 38 supporting invariants were superfluous and have been removed [2023-11-28 20:28:01,462 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc13!base] could not be translated [2023-11-28 20:28:01,478 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:28:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:28:01,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-28 20:28:01,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:28:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:28:01,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-28 20:28:01,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:28:01,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 20:28:01,611 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 [2023-11-28 20:28:01,612 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) [2023-11-28 20:28:01,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2023-11-28 20:28:01,681 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. [2023-11-28 20:28:01,681 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 [2023-11-28 20:28:01,682 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) [2023-11-28 20:28:01,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2023-11-28 20:28:01,682 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 24 letters. Loop has 3 letters. [2023-11-28 20:28:01,682 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:28:01,682 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-28 20:28:01,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:28:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:28:01,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-28 20:28:01,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:28:01,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:28:01,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-28 20:28:01,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:28:01,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 20:28:01,825 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 [2023-11-28 20:28:01,825 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) [2023-11-28 20:28:01,879 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. [2023-11-28 20:28:01,880 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 [2023-11-28 20:28:01,880 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) [2023-11-28 20:28:01,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 22 transitions. [2023-11-28 20:28:01,880 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 22 transitions. Stem has 24 letters. Loop has 3 letters. [2023-11-28 20:28:01,881 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:28:01,881 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-28 20:28:01,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 20:28:01,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:28:01,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-28 20:28:01,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:28:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 20:28:02,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-28 20:28:02,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 20:28:02,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 20:28:02,036 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 [2023-11-28 20:28:02,036 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) [2023-11-28 20:28:02,108 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. [2023-11-28 20:28:02,109 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 [2023-11-28 20:28:02,109 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) [2023-11-28 20:28:02,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 29 transitions. [2023-11-28 20:28:02,110 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 29 transitions. Stem has 24 letters. Loop has 3 letters. [2023-11-28 20:28:02,110 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:28:02,110 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 29 transitions. Stem has 27 letters. Loop has 3 letters. [2023-11-28 20:28:02,110 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:28:02,110 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 29 transitions. Stem has 24 letters. Loop has 6 letters. [2023-11-28 20:28:02,111 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-28 20:28:02,111 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 53 transitions. [2023-11-28 20:28:02,111 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-28 20:28:02,111 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 0 states and 0 transitions. [2023-11-28 20:28:02,111 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-28 20:28:02,112 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-28 20:28:02,112 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-28 20:28:02,112 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-28 20:28:02,112 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-28 20:28:02,112 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-28 20:28:02,112 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-28 20:28:02,112 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-28 20:28:02,112 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-28 20:28:02,112 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-28 20:28:02,112 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-28 20:28:02,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 08:28:02 BoogieIcfgContainer [2023-11-28 20:28:02,117 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-28 20:28:02,117 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-28 20:28:02,117 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-28 20:28:02,117 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-28 20:28:02,118 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:27:43" (3/4) ... [2023-11-28 20:28:02,119 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-28 20:28:02,120 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-28 20:28:02,120 INFO L158 Benchmark]: Toolchain (without parser) took 19096.28ms. Allocated memory was 142.6MB in the beginning and 262.1MB in the end (delta: 119.5MB). Free memory was 93.2MB in the beginning and 165.4MB in the end (delta: -72.1MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2023-11-28 20:28:02,121 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory is still 113.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 20:28:02,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 351.92ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 76.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-28 20:28:02,121 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.97ms. Allocated memory is still 142.6MB. Free memory was 76.5MB in the beginning and 74.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-28 20:28:02,121 INFO L158 Benchmark]: Boogie Preprocessor took 44.35ms. Allocated memory is still 142.6MB. Free memory was 74.3MB in the beginning and 72.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-28 20:28:02,121 INFO L158 Benchmark]: RCFGBuilder took 323.96ms. Allocated memory is still 142.6MB. Free memory was 72.2MB in the beginning and 58.8MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-28 20:28:02,122 INFO L158 Benchmark]: BuchiAutomizer took 18329.68ms. Allocated memory was 142.6MB in the beginning and 262.1MB in the end (delta: 119.5MB). Free memory was 58.8MB in the beginning and 165.4MB in the end (delta: -106.6MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2023-11-28 20:28:02,122 INFO L158 Benchmark]: Witness Printer took 2.80ms. Allocated memory is still 262.1MB. Free memory is still 165.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 20:28:02,124 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory is still 113.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 351.92ms. Allocated memory is still 142.6MB. Free memory was 93.2MB in the beginning and 76.5MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.97ms. Allocated memory is still 142.6MB. Free memory was 76.5MB in the beginning and 74.3MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.35ms. Allocated memory is still 142.6MB. Free memory was 74.3MB in the beginning and 72.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 323.96ms. Allocated memory is still 142.6MB. Free memory was 72.2MB in the beginning and 58.8MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 18329.68ms. Allocated memory was 142.6MB in the beginning and 262.1MB in the end (delta: 119.5MB). Free memory was 58.8MB in the beginning and 165.4MB in the end (delta: -106.6MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Witness Printer took 2.80ms. Allocated memory is still 262.1MB. Free memory is still 165.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc13!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc13!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc13!base] could not be translated * 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 + (-1 * i)) and consists of 5 locations. One deterministic module has affine ranking function (length2 + (-1 * i)) and consists of 5 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 6 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 18.2s and 11 iterations. TraceHistogramMax:2. Analysis of lassos took 16.4s. Construction of modules took 0.2s. Büchi inclusion checks took 1.4s. Highest rank in rank-based complementation 3. Minimization of det autom 7. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 5 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, 282 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 280 mSDsluCounter, 549 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 359 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 332 IncrementalHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 190 mSDtfsCounter, 332 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI2 SFLT0 conc2 concLT0 SILN0 SILU1 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital199 mio100 ax110 hnf100 lsp83 ukn87 mio100 lsp36 div145 bol100 ite100 ukn100 eq166 hnf90 smp84 dnf213 smp87 tf100 neg100 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 211ms VariablesStem: 4 VariablesLoop: 3 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! [2023-11-28 20:28:02,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Ended with exit code 0 [2023-11-28 20:28:02,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da8bf54f-a775-4dae-bea6-756e87248e71/bin/uautomizer-verify-BQ2R08f2Ya/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