./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrcspn_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrcspn_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash dea536aba24bbbd149deffc3b8406a97f6fac760a5b2f50471455440f523d7fc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:20:00,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:20:00,563 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-28 03:20:00,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:20:00,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:20:00,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:20:00,599 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:20:00,599 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:20:00,600 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:20:00,600 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:20:00,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:20:00,600 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:20:00,600 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:20:00,602 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 03:20:00,603 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 03:20:00,604 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 03:20:00,604 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 03:20:00,604 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 03:20:00,604 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 03:20:00,604 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:20:00,604 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 03:20:00,604 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:20:00,605 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:20:00,605 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 03:20:00,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 03:20:00,605 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 03:20:00,605 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:20:00,605 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:20:00,605 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 03:20:00,605 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:20:00,605 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:20:00,606 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:20:00,606 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:20:00,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:20:00,606 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 03:20:00,606 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 03:20:00,606 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dea536aba24bbbd149deffc3b8406a97f6fac760a5b2f50471455440f523d7fc [2024-11-28 03:20:00,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:20:00,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:20:00,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:20:00,990 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:20:00,991 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:20:00,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/termination-15/cstrcspn_malloc.i [2024-11-28 03:20:04,021 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/data/653406685/28591e660efc477db18b2d3e6c29952a/FLAG3c18db3fb [2024-11-28 03:20:04,503 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:20:04,505 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/sv-benchmarks/c/termination-15/cstrcspn_malloc.i [2024-11-28 03:20:04,522 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/data/653406685/28591e660efc477db18b2d3e6c29952a/FLAG3c18db3fb [2024-11-28 03:20:04,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/data/653406685/28591e660efc477db18b2d3e6c29952a [2024-11-28 03:20:04,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:20:04,555 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:20:04,558 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:20:04,558 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:20:04,565 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:20:04,566 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:04" (1/1) ... [2024-11-28 03:20:04,567 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a3d39b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:04, skipping insertion in model container [2024-11-28 03:20:04,567 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:20:04" (1/1) ... [2024-11-28 03:20:04,607 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:20:05,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:20:05,069 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:20:05,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:20:05,200 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:20:05,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05 WrapperNode [2024-11-28 03:20:05,201 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:20:05,202 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:20:05,203 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:20:05,203 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:20:05,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,231 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,258 INFO L138 Inliner]: procedures = 152, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2024-11-28 03:20:05,260 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:20:05,261 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:20:05,262 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:20:05,262 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:20:05,272 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,272 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,277 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,306 INFO L175 MemorySlicer]: Split 7 memory accesses to 2 slices as follows [3, 4]. 57 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 2 writes are split as follows [1, 1]. [2024-11-28 03:20:05,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,319 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,320 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,326 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,327 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,328 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,330 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:20:05,331 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:20:05,331 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:20:05,332 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:20:05,333 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (1/1) ... [2024-11-28 03:20:05,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:05,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:05,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:05,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 03:20:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 03:20:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 03:20:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 03:20:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 03:20:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 03:20:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 03:20:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:20:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:20:05,518 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:20:05,520 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:20:05,779 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-28 03:20:05,779 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:20:05,796 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:20:05,796 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:20:05,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:05 BoogieIcfgContainer [2024-11-28 03:20:05,797 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:20:05,798 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 03:20:05,798 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 03:20:05,806 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 03:20:05,806 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:20:05,807 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:20:04" (1/3) ... [2024-11-28 03:20:05,809 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2eac0af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:20:05, skipping insertion in model container [2024-11-28 03:20:05,809 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:20:05,809 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:20:05" (2/3) ... [2024-11-28 03:20:05,810 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2eac0af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:20:05, skipping insertion in model container [2024-11-28 03:20:05,810 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:20:05,811 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:05" (3/3) ... [2024-11-28 03:20:05,812 INFO L363 chiAutomizerObserver]: Analyzing ICFG cstrcspn_malloc.i [2024-11-28 03:20:05,879 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 03:20:05,879 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 03:20:05,879 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 03:20:05,879 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 03:20:05,880 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 03:20:05,881 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 03:20:05,881 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 03:20:05,881 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 03:20:05,888 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 18 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:05,906 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2024-11-28 03:20:05,906 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:20:05,906 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:20:05,911 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-28 03:20:05,911 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-28 03:20:05,911 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 03:20:05,911 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 18 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:05,914 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2024-11-28 03:20:05,915 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:20:05,915 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:20:05,915 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-28 03:20:05,915 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-28 03:20:05,922 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#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, main_~res~0#1;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnHeap(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;havoc main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnHeap(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;havoc main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem205#1, cstrcspn_#t~mem206#1, cstrcspn_#t~mem207#1, cstrcspn_#t~mem208#1, cstrcspn_#t~short209#1, cstrcspn_#t~post210#1.base, cstrcspn_#t~post210#1.offset, cstrcspn_#t~mem211#1, cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset;" [2024-11-28 03:20:05,923 INFO L749 eck$LassoCheckResult]: Loop: "call cstrcspn_#t~mem205#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);" "assume 0 != cstrcspn_#t~mem205#1;havoc cstrcspn_#t~mem205#1;" "cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem206#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem206#1;havoc cstrcspn_#t~mem206#1;" "assume !true;" "call cstrcspn_#t~mem211#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);" "assume !(cstrcspn_#t~mem211#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~mem211#1;cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset := cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_#t~post212#1.base, 1 + cstrcspn_#t~post212#1.offset;havoc cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset;" [2024-11-28 03:20:05,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:05,930 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2024-11-28 03:20:05,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:05,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121857380] [2024-11-28 03:20:05,941 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:05,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:06,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:06,120 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:06,193 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:06,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:06,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1452594332, now seen corresponding path program 1 times [2024-11-28 03:20:06,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:06,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820606070] [2024-11-28 03:20:06,200 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:06,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:06,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:06,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 03:20:06,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820606070] [2024-11-28 03:20:06,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820606070] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:20:06,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1699889596] [2024-11-28 03:20:06,278 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:06,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:20:06,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:06,283 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:20:06,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:20:06,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:06,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:20:06,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:06,378 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:20:06,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1699889596] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:20:06,382 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:20:06,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2, 2] total 2 [2024-11-28 03:20:06,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833859589] [2024-11-28 03:20:06,384 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:20:06,388 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-28 03:20:06,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 03:20:06,420 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:20:06,421 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:20:06,423 INFO L87 Difference]: Start difference. First operand has 19 states, 18 states have (on average 1.4444444444444444) internal successors, (26), 18 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) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:06,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:06,451 INFO L93 Difference]: Finished difference Result 19 states and 24 transitions. [2024-11-28 03:20:06,452 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 24 transitions. [2024-11-28 03:20:06,456 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2024-11-28 03:20:06,464 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 14 states and 18 transitions. [2024-11-28 03:20:06,466 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-11-28 03:20:06,467 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-28 03:20:06,467 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 18 transitions. [2024-11-28 03:20:06,468 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 03:20:06,468 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 18 transitions. [2024-11-28 03:20:06,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 18 transitions. [2024-11-28 03:20:06,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2024-11-28 03:20:06,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:06,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 18 transitions. [2024-11-28 03:20:06,494 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 18 transitions. [2024-11-28 03:20:06,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:20:06,500 INFO L425 stractBuchiCegarLoop]: Abstraction has 14 states and 18 transitions. [2024-11-28 03:20:06,500 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 03:20:06,500 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 18 transitions. [2024-11-28 03:20:06,501 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2024-11-28 03:20:06,501 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:20:06,501 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:20:06,501 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-28 03:20:06,501 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:06,501 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#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, main_~res~0#1;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnHeap(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;havoc main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnHeap(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;havoc main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem205#1, cstrcspn_#t~mem206#1, cstrcspn_#t~mem207#1, cstrcspn_#t~mem208#1, cstrcspn_#t~short209#1, cstrcspn_#t~post210#1.base, cstrcspn_#t~post210#1.offset, cstrcspn_#t~mem211#1, cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset;" [2024-11-28 03:20:06,502 INFO L749 eck$LassoCheckResult]: Loop: "call cstrcspn_#t~mem205#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);" "assume 0 != cstrcspn_#t~mem205#1;havoc cstrcspn_#t~mem205#1;" "cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem206#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem206#1;havoc cstrcspn_#t~mem206#1;" "call cstrcspn_#t~mem207#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short209#1 := 0 != cstrcspn_#t~mem207#1;" "assume cstrcspn_#t~short209#1;call cstrcspn_#t~mem208#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short209#1 := cstrcspn_#t~mem208#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256);" "assume !cstrcspn_#t~short209#1;havoc cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~short209#1;" "call cstrcspn_#t~mem211#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);" "assume !(cstrcspn_#t~mem211#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~mem211#1;cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset := cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_#t~post212#1.base, 1 + cstrcspn_#t~post212#1.offset;havoc cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset;" [2024-11-28 03:20:06,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:06,502 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 2 times [2024-11-28 03:20:06,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:06,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6794714] [2024-11-28 03:20:06,506 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:06,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:06,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:06,567 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:06,602 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:06,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:06,607 INFO L85 PathProgramCache]: Analyzing trace with hash 64502901, now seen corresponding path program 1 times [2024-11-28 03:20:06,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:06,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75516552] [2024-11-28 03:20:06,607 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:06,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:06,640 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:06,654 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:06,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:06,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1965882182, now seen corresponding path program 1 times [2024-11-28 03:20:06,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:06,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095851361] [2024-11-28 03:20:06,655 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:06,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:06,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:06,752 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:06,812 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:08,313 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:20:08,314 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:20:08,314 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:20:08,314 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:20:08,314 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 03:20:08,314 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:08,314 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:20:08,315 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:20:08,315 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrcspn_malloc.i_Iteration2_Lasso [2024-11-28 03:20:08,315 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:20:08,315 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:20:08,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,357 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,367 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,916 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,923 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,927 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,940 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,944 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,950 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,953 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,957 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,967 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,974 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:08,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:09,002 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:09,005 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:09,009 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:09,012 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:09,951 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:20:09,958 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 03:20:09,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:09,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:09,964 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:09,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 03:20:09,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:09,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:09,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:09,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:09,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:09,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:09,995 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:09,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:09,998 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:10,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-28 03:20:10,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:10,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:10,013 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:10,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 03:20:10,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:10,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:10,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:10,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:10,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:10,039 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:10,039 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:10,044 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:10,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:10,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:10,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:10,057 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:10,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 03:20:10,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:10,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:10,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:10,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:10,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:10,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:10,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:10,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:10,086 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:10,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:10,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:10,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:10,100 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:10,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 03:20:10,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:10,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:10,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:10,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:10,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:10,132 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:10,132 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:10,140 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:10,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:10,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:10,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:10,156 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:10,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 03:20:10,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:10,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:10,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:10,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:10,178 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2024-11-28 03:20:10,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:10,184 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-28 03:20:10,185 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:10,196 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:10,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-28 03:20:10,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:10,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:10,209 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:10,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 03:20:10,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:10,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:10,230 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2024-11-28 03:20:10,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:10,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:10,243 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-28 03:20:10,244 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:10,263 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:10,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:10,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:10,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:10,278 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:10,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 03:20:10,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:10,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:10,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:10,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:10,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:10,305 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:10,305 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:10,313 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:10,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:10,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:10,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:10,330 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:10,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:10,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 03:20:10,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:10,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:10,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:10,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:10,356 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:10,356 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:10,361 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:10,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-28 03:20:10,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:10,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:10,374 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:10,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-28 03:20:10,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:10,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:10,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:10,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:10,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:10,400 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:10,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:10,408 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:10,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:10,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:10,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:10,424 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:10,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 03:20:10,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:10,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:10,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:10,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:10,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:10,452 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:10,453 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:10,466 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 03:20:10,492 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-28 03:20:10,495 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-28 03:20:10,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:10,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:10,501 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:10,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-28 03:20:10,504 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 03:20:10,526 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 03:20:10,526 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 03:20:10,527 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1, ULTIMATE.start_cstrcspn_~sc1~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1 - 1*ULTIMATE.start_cstrcspn_~sc1~0#1.offset Supporting invariants [] [2024-11-28 03:20:10,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:10,598 INFO L156 tatePredicateManager]: 9 out of 10 supporting invariants were superfluous and have been removed [2024-11-28 03:20:10,609 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~sc1~0!offset [2024-11-28 03:20:10,610 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 03:20:10,610 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 03:20:10,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:10,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:10,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:20:10,711 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:10,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:10,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:20:10,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:10,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:20:10,883 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 03:20:10,885 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 18 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:10,988 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 18 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 23 states and 30 transitions. Complement of second has 4 states. [2024-11-28 03:20:10,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 03:20:10,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:10,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2024-11-28 03:20:10,996 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 5 letters. Loop has 8 letters. [2024-11-28 03:20:10,997 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:10,997 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 13 letters. Loop has 8 letters. [2024-11-28 03:20:10,997 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:10,998 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 5 letters. Loop has 16 letters. [2024-11-28 03:20:10,998 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:10,998 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 30 transitions. [2024-11-28 03:20:11,001 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 03:20:11,004 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 21 states and 28 transitions. [2024-11-28 03:20:11,005 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-28 03:20:11,006 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-28 03:20:11,006 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 28 transitions. [2024-11-28 03:20:11,006 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 03:20:11,006 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 28 transitions. [2024-11-28 03:20:11,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 28 transitions. [2024-11-28 03:20:11,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2024-11-28 03:20:11,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.3333333333333333) internal successors, (28), 20 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:11,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 28 transitions. [2024-11-28 03:20:11,010 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 28 transitions. [2024-11-28 03:20:11,012 INFO L425 stractBuchiCegarLoop]: Abstraction has 21 states and 28 transitions. [2024-11-28 03:20:11,012 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-28 03:20:11,012 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 28 transitions. [2024-11-28 03:20:11,013 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 03:20:11,013 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:20:11,013 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:20:11,013 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:11,013 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 03:20:11,014 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#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, main_~res~0#1;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnHeap(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;havoc main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnHeap(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;havoc main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem205#1, cstrcspn_#t~mem206#1, cstrcspn_#t~mem207#1, cstrcspn_#t~mem208#1, cstrcspn_#t~short209#1, cstrcspn_#t~post210#1.base, cstrcspn_#t~post210#1.offset, cstrcspn_#t~mem211#1, cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset;" "call cstrcspn_#t~mem205#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);" "assume 0 != cstrcspn_#t~mem205#1;havoc cstrcspn_#t~mem205#1;" "cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem206#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem206#1;havoc cstrcspn_#t~mem206#1;" [2024-11-28 03:20:11,015 INFO L749 eck$LassoCheckResult]: Loop: "call cstrcspn_#t~mem207#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short209#1 := 0 != cstrcspn_#t~mem207#1;" "assume cstrcspn_#t~short209#1;call cstrcspn_#t~mem208#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short209#1 := cstrcspn_#t~mem208#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256);" "assume cstrcspn_#t~short209#1;havoc cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~short209#1;" "cstrcspn_#t~post210#1.base, cstrcspn_#t~post210#1.offset := cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_#t~post210#1.base, 1 + cstrcspn_#t~post210#1.offset;" [2024-11-28 03:20:11,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:11,016 INFO L85 PathProgramCache]: Analyzing trace with hash 180428561, now seen corresponding path program 1 times [2024-11-28 03:20:11,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:11,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153693836] [2024-11-28 03:20:11,017 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:11,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:11,061 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:11,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:11,098 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:11,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:11,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1850216, now seen corresponding path program 1 times [2024-11-28 03:20:11,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:11,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494166264] [2024-11-28 03:20:11,102 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:11,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:11,116 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:11,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:11,128 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:11,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:11,129 INFO L85 PathProgramCache]: Analyzing trace with hash 2014794360, now seen corresponding path program 1 times [2024-11-28 03:20:11,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:11,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043819813] [2024-11-28 03:20:11,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:11,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:11,178 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:11,234 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:12,526 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:20:12,526 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:20:12,526 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:20:12,526 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:20:12,526 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 03:20:12,526 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:12,526 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:20:12,527 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:20:12,527 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrcspn_malloc.i_Iteration3_Lasso [2024-11-28 03:20:12,527 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:20:12,527 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:20:12,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,535 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,539 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,545 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,574 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,577 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,584 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,587 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,590 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,593 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:12,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:13,008 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:13,015 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:13,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:13,023 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:13,026 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:13,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:13,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:13,936 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:20:13,936 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 03:20:13,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:13,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:13,941 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:13,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-28 03:20:13,944 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:13,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:13,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:13,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:13,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:13,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:13,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:13,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:13,961 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:13,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:13,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:13,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:13,973 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:13,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-28 03:20:13,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:13,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:13,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:13,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:13,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:13,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:13,997 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:14,006 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-28 03:20:14,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,021 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-28 03:20:14,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,045 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-28 03:20:14,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,059 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-28 03:20:14,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,080 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,082 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:14,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,095 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-28 03:20:14,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,117 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-28 03:20:14,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,131 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-28 03:20:14,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,151 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-28 03:20:14,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,161 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-28 03:20:14,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,181 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,182 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-28 03:20:14,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,195 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-28 03:20:14,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,215 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:14,215 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:14,221 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-28 03:20:14,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,234 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-28 03:20:14,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,256 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-28 03:20:14,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,268 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-28 03:20:14,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,289 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,293 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-28 03:20:14,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,305 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-28 03:20:14,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,327 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-28 03:20:14,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,336 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-28 03:20:14,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:14,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,369 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-28 03:20:14,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,386 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:14,386 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:14,390 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-28 03:20:14,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,404 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-28 03:20:14,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,447 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-28 03:20:14,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,459 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-28 03:20:14,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,483 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-28 03:20:14,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,496 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-28 03:20:14,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,513 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,515 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-28 03:20:14,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,523 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-28 03:20:14,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,540 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-28 03:20:14,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,548 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-28 03:20:14,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,563 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,564 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-28 03:20:14,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,573 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-28 03:20:14,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,590 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,591 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-28 03:20:14,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,600 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-28 03:20:14,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:14,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,614 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:14,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:14,618 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-28 03:20:14,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,625 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-28 03:20:14,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,641 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:14,641 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:14,648 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:14,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,658 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-28 03:20:14,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,672 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2024-11-28 03:20:14,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,682 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-28 03:20:14,682 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:14,700 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:14,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,713 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-28 03:20:14,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,736 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:14,736 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:14,743 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:14,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-28 03:20:14,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,756 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-28 03:20:14,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:14,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:14,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:14,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:14,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:14,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:14,774 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:14,782 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 03:20:14,811 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-11-28 03:20:14,812 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-28 03:20:14,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:14,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:14,814 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:14,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-28 03:20:14,820 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 03:20:14,836 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 03:20:14,837 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 03:20:14,837 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrcspn_~s~0#1.offset, v_rep(select #length ULTIMATE.start_main_~nondetString2~0#1.base)_2) = -1*ULTIMATE.start_cstrcspn_~s~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~nondetString2~0#1.base)_2 Supporting invariants [] [2024-11-28 03:20:14,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-28 03:20:14,867 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2024-11-28 03:20:14,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2024-11-28 03:20:14,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 03:20:14,870 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 03:20:14,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:14,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:20:14,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:14,991 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 03:20:14,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:15,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:20:15,040 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-28 03:20:15,040 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:15,100 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 28 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 55 transitions. Complement of second has 6 states. [2024-11-28 03:20:15,100 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 [2024-11-28 03:20:15,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:15,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 16 transitions. [2024-11-28 03:20:15,102 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 8 letters. Loop has 4 letters. [2024-11-28 03:20:15,102 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:15,102 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 12 letters. Loop has 4 letters. [2024-11-28 03:20:15,102 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:15,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 8 letters. Loop has 8 letters. [2024-11-28 03:20:15,103 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:15,103 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 55 transitions. [2024-11-28 03:20:15,104 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 03:20:15,105 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 30 states and 39 transitions. [2024-11-28 03:20:15,105 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2024-11-28 03:20:15,105 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-28 03:20:15,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 39 transitions. [2024-11-28 03:20:15,106 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 03:20:15,106 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2024-11-28 03:20:15,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 39 transitions. [2024-11-28 03:20:15,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 29. [2024-11-28 03:20:15,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.3103448275862069) internal successors, (38), 28 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:15,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 38 transitions. [2024-11-28 03:20:15,109 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 38 transitions. [2024-11-28 03:20:15,109 INFO L425 stractBuchiCegarLoop]: Abstraction has 29 states and 38 transitions. [2024-11-28 03:20:15,109 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-28 03:20:15,109 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 38 transitions. [2024-11-28 03:20:15,109 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 03:20:15,110 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:20:15,110 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:20:15,110 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:15,110 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 03:20:15,111 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#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, main_~res~0#1;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnHeap(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;havoc main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnHeap(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;havoc main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem205#1, cstrcspn_#t~mem206#1, cstrcspn_#t~mem207#1, cstrcspn_#t~mem208#1, cstrcspn_#t~short209#1, cstrcspn_#t~post210#1.base, cstrcspn_#t~post210#1.offset, cstrcspn_#t~mem211#1, cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset;" "call cstrcspn_#t~mem205#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);" "assume 0 != cstrcspn_#t~mem205#1;havoc cstrcspn_#t~mem205#1;" "cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem206#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem206#1;havoc cstrcspn_#t~mem206#1;" "call cstrcspn_#t~mem207#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short209#1 := 0 != cstrcspn_#t~mem207#1;" "assume !cstrcspn_#t~short209#1;" "assume !cstrcspn_#t~short209#1;havoc cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~short209#1;" "call cstrcspn_#t~mem211#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);" "assume !(cstrcspn_#t~mem211#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~mem211#1;cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset := cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_#t~post212#1.base, 1 + cstrcspn_#t~post212#1.offset;havoc cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset;" "call cstrcspn_#t~mem205#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);" "assume 0 != cstrcspn_#t~mem205#1;havoc cstrcspn_#t~mem205#1;" "cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem206#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem206#1;havoc cstrcspn_#t~mem206#1;" [2024-11-28 03:20:15,111 INFO L749 eck$LassoCheckResult]: Loop: "call cstrcspn_#t~mem207#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short209#1 := 0 != cstrcspn_#t~mem207#1;" "assume cstrcspn_#t~short209#1;call cstrcspn_#t~mem208#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short209#1 := cstrcspn_#t~mem208#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256);" "assume cstrcspn_#t~short209#1;havoc cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~short209#1;" "cstrcspn_#t~post210#1.base, cstrcspn_#t~post210#1.offset := cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_#t~post210#1.base, 1 + cstrcspn_#t~post210#1.offset;" [2024-11-28 03:20:15,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:15,111 INFO L85 PathProgramCache]: Analyzing trace with hash -1941976673, now seen corresponding path program 1 times [2024-11-28 03:20:15,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:15,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687141797] [2024-11-28 03:20:15,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:15,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:15,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:15,133 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:15,151 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:15,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:15,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1850216, now seen corresponding path program 2 times [2024-11-28 03:20:15,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:15,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457403321] [2024-11-28 03:20:15,152 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:15,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:15,158 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:15,164 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:15,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:15,165 INFO L85 PathProgramCache]: Analyzing trace with hash 1845626374, now seen corresponding path program 1 times [2024-11-28 03:20:15,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:15,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802803467] [2024-11-28 03:20:15,165 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:15,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:15,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 03:20:15,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802803467] [2024-11-28 03:20:15,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802803467] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:20:15,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1678486960] [2024-11-28 03:20:15,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:15,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:20:15,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:15,623 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:20:15,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2024-11-28 03:20:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:15,709 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-28 03:20:15,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:15,894 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 7 treesize of output 3 [2024-11-28 03:20:15,897 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:20:15,970 INFO L349 Elim1Store]: treesize reduction 4, result has 63.6 percent of original size [2024-11-28 03:20:15,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 15 [2024-11-28 03:20:15,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1678486960] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 03:20:15,989 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 03:20:15,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 7] total 14 [2024-11-28 03:20:15,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977811849] [2024-11-28 03:20:15,989 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 03:20:16,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 03:20:16,153 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 03:20:16,153 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:20:16,154 INFO L87 Difference]: Start difference. First operand 29 states and 38 transitions. cyclomatic complexity: 12 Second operand has 14 states, 14 states have (on average 2.642857142857143) internal successors, (37), 14 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:16,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:20:16,338 INFO L93 Difference]: Finished difference Result 63 states and 75 transitions. [2024-11-28 03:20:16,338 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 75 transitions. [2024-11-28 03:20:16,340 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 03:20:16,342 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 46 states and 55 transitions. [2024-11-28 03:20:16,342 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-28 03:20:16,342 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-11-28 03:20:16,342 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 55 transitions. [2024-11-28 03:20:16,343 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 03:20:16,343 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 55 transitions. [2024-11-28 03:20:16,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 55 transitions. [2024-11-28 03:20:16,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 33. [2024-11-28 03:20:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.2424242424242424) internal successors, (41), 32 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:16,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 41 transitions. [2024-11-28 03:20:16,346 INFO L240 hiAutomatonCegarLoop]: Abstraction has 33 states and 41 transitions. [2024-11-28 03:20:16,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 03:20:16,347 INFO L425 stractBuchiCegarLoop]: Abstraction has 33 states and 41 transitions. [2024-11-28 03:20:16,348 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-28 03:20:16,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 41 transitions. [2024-11-28 03:20:16,348 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 03:20:16,348 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:20:16,348 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:20:16,349 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:20:16,349 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 03:20:16,349 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#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, main_~res~0#1;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnHeap(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;havoc main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnHeap(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;havoc main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem205#1, cstrcspn_#t~mem206#1, cstrcspn_#t~mem207#1, cstrcspn_#t~mem208#1, cstrcspn_#t~short209#1, cstrcspn_#t~post210#1.base, cstrcspn_#t~post210#1.offset, cstrcspn_#t~mem211#1, cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset;" "call cstrcspn_#t~mem205#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);" "assume 0 != cstrcspn_#t~mem205#1;havoc cstrcspn_#t~mem205#1;" "cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem206#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem206#1;havoc cstrcspn_#t~mem206#1;" "call cstrcspn_#t~mem207#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short209#1 := 0 != cstrcspn_#t~mem207#1;" "assume cstrcspn_#t~short209#1;call cstrcspn_#t~mem208#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short209#1 := cstrcspn_#t~mem208#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256);" "assume !cstrcspn_#t~short209#1;havoc cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~short209#1;" "call cstrcspn_#t~mem211#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);" "assume !(cstrcspn_#t~mem211#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~mem211#1;cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset := cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_#t~post212#1.base, 1 + cstrcspn_#t~post212#1.offset;havoc cstrcspn_#t~post212#1.base, cstrcspn_#t~post212#1.offset;" "call cstrcspn_#t~mem205#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);" "assume 0 != cstrcspn_#t~mem205#1;havoc cstrcspn_#t~mem205#1;" "cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem206#1 := read~int#0(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem206#1;havoc cstrcspn_#t~mem206#1;" [2024-11-28 03:20:16,349 INFO L749 eck$LassoCheckResult]: Loop: "call cstrcspn_#t~mem207#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short209#1 := 0 != cstrcspn_#t~mem207#1;" "assume cstrcspn_#t~short209#1;call cstrcspn_#t~mem208#1 := read~int#1(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short209#1 := cstrcspn_#t~mem208#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256);" "assume cstrcspn_#t~short209#1;havoc cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~short209#1;" "cstrcspn_#t~post210#1.base, cstrcspn_#t~post210#1.offset := cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_#t~post210#1.base, 1 + cstrcspn_#t~post210#1.offset;" [2024-11-28 03:20:16,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:16,350 INFO L85 PathProgramCache]: Analyzing trace with hash 577983261, now seen corresponding path program 2 times [2024-11-28 03:20:16,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:16,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612884458] [2024-11-28 03:20:16,350 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:16,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:16,372 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:16,393 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:16,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:16,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1850216, now seen corresponding path program 3 times [2024-11-28 03:20:16,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:16,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929800803] [2024-11-28 03:20:16,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:16,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:16,407 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:16,415 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:16,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:16,415 INFO L85 PathProgramCache]: Analyzing trace with hash 1144561796, now seen corresponding path program 1 times [2024-11-28 03:20:16,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:20:16,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657254193] [2024-11-28 03:20:16,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:20:16,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:20:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:16,453 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:20:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:20:16,481 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:20:17,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:18,102 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:20:18,102 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:20:18,102 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:20:18,102 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:20:18,103 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 03:20:18,103 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:18,103 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:20:18,103 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:20:18,103 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrcspn_malloc.i_Iteration5_Lasso [2024-11-28 03:20:18,103 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:20:18,103 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:20:18,107 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,112 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,116 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,118 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,696 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,705 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,710 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,715 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,718 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,720 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,725 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,728 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,731 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,745 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:18,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:20:20,190 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:20:20,190 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 03:20:20,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:20,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:20,193 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:20,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-28 03:20:20,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:20,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:20,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:20,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:20,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:20,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:20,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:20,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:20,221 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:20,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:20,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:20,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:20,231 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:20,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-28 03:20:20,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:20,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:20,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:20,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:20,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:20,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:20,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:20,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:20,247 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:20,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-28 03:20:20,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:20,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:20,256 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:20,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-28 03:20:20,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:20,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:20,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:20,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:20,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:20,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:20,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:20,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:20,272 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:20,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:20,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:20,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:20,280 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:20,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-28 03:20:20,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:20,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:20,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:20:20,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:20,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:20,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:20,295 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:20:20,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:20:20,297 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:20,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-28 03:20:20,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:20,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:20,305 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:20,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-28 03:20:20,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:20,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:20,324 INFO L203 nArgumentSynthesizer]: 8 stem disjuncts [2024-11-28 03:20:20,324 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2024-11-28 03:20:20,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:20,483 INFO L401 nArgumentSynthesizer]: We have 180 Motzkin's Theorem applications. [2024-11-28 03:20:20,483 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2024-11-28 03:20:20,738 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:20,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:20,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:20,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:20,748 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:20,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-28 03:20:20,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:20,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:20,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:20,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:20,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:20,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:20,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:20,768 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:20,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:20,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:20,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:20,776 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:20,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-28 03:20:20,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:20,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:20,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:20,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:20,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:20,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:20,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:20,799 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:20,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-28 03:20:20,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:20,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:20,807 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:20,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-28 03:20:20,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:20,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:20,823 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2024-11-28 03:20:20,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:20,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:20,834 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-28 03:20:20,835 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:20,855 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:20:20,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:20,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:20,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:20,869 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:20,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-28 03:20:20,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:20:20,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:20:20,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:20:20,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:20:20,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:20:20,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:20:20,895 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:20:20,907 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 03:20:20,945 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-11-28 03:20:20,946 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-28 03:20:20,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:20:20,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:20:20,950 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:20:20,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-28 03:20:20,953 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 03:20:20,970 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 03:20:20,970 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 03:20:20,970 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString2~0#1.base)_3, ULTIMATE.start_cstrcspn_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString2~0#1.base)_3 - 1*ULTIMATE.start_cstrcspn_~s~0#1.offset Supporting invariants [] [2024-11-28 03:20:20,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-28 03:20:21,015 INFO L156 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2024-11-28 03:20:21,018 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2024-11-28 03:20:21,018 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 03:20:21,018 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 03:20:21,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:21,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:20:21,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:21,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:21,157 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 03:20:21,158 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:21,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:20:21,202 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-28 03:20:21,203 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:21,273 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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 53 transitions. Complement of second has 6 states. [2024-11-28 03:20:21,275 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 [2024-11-28 03:20:21,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:21,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 16 transitions. [2024-11-28 03:20:21,276 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 16 letters. Loop has 4 letters. [2024-11-28 03:20:21,277 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:21,277 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-28 03:20:21,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:21,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:21,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:20:21,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:21,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:21,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 03:20:21,420 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:21,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:20:21,463 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-28 03:20:21,463 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:21,523 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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 53 transitions. Complement of second has 6 states. [2024-11-28 03:20:21,523 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 [2024-11-28 03:20:21,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:21,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 16 transitions. [2024-11-28 03:20:21,526 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 16 letters. Loop has 4 letters. [2024-11-28 03:20:21,526 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:21,526 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-28 03:20:21,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:20:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:21,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 03:20:21,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:20:21,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 03:20:21,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:20:21,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:20:21,726 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-28 03:20:21,726 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:21,786 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 33 states and 41 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 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 48 states and 63 transitions. Complement of second has 5 states. [2024-11-28 03:20:21,787 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 [2024-11-28 03:20:21,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:20:21,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 25 transitions. [2024-11-28 03:20:21,788 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 16 letters. Loop has 4 letters. [2024-11-28 03:20:21,788 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:21,788 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 20 letters. Loop has 4 letters. [2024-11-28 03:20:21,789 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:21,789 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 25 transitions. Stem has 16 letters. Loop has 8 letters. [2024-11-28 03:20:21,789 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:20:21,789 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 63 transitions. [2024-11-28 03:20:21,791 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:20:21,791 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 0 states and 0 transitions. [2024-11-28 03:20:21,791 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 03:20:21,791 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 03:20:21,791 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 03:20:21,792 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 03:20:21,792 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:20:21,792 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:20:21,792 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:20:21,792 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-28 03:20:21,792 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:20:21,792 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:20:21,792 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 03:20:21,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:20:21 BoogieIcfgContainer [2024-11-28 03:20:21,800 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 03:20:21,801 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:20:21,801 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:20:21,801 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:20:21,802 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:20:05" (3/4) ... [2024-11-28 03:20:21,804 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:20:21,805 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:20:21,806 INFO L158 Benchmark]: Toolchain (without parser) took 17252.47ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 118.2MB in the beginning and 268.7MB in the end (delta: -150.5MB). Peak memory consumption was 137.8MB. Max. memory is 16.1GB. [2024-11-28 03:20:21,806 INFO L158 Benchmark]: CDTParser took 1.76ms. Allocated memory is still 142.6MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:20:21,806 INFO L158 Benchmark]: CACSL2BoogieTranslator took 643.59ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 99.4MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:20:21,807 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.76ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 97.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:20:21,807 INFO L158 Benchmark]: Boogie Preprocessor took 69.13ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 96.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:20:21,807 INFO L158 Benchmark]: RCFGBuilder took 466.09ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 83.1MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:20:21,808 INFO L158 Benchmark]: BuchiAutomizer took 16002.29ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 82.8MB in the beginning and 268.8MB in the end (delta: -185.9MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. [2024-11-28 03:20:21,808 INFO L158 Benchmark]: Witness Printer took 3.99ms. Allocated memory is still 427.8MB. Free memory was 268.8MB in the beginning and 268.7MB in the end (delta: 84.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:20:21,809 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.76ms. Allocated memory is still 142.6MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 643.59ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 99.4MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.76ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 97.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.13ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 96.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 466.09ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 83.1MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 16002.29ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 82.8MB in the beginning and 268.8MB in the end (delta: -185.9MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. * Witness Printer took 3.99ms. Allocated memory is still 427.8MB. Free memory was 268.8MB in the beginning and 268.7MB in the end (delta: 84.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~sc1~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 3 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 14 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 15.9s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 14.1s. Construction of modules took 0.1s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 141 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 141 mSDsluCounter, 231 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 124 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 116 IncrementalHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 107 mSDtfsCounter, 116 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital272 mio100 ax100 hnf100 lsp109 ukn59 mio100 lsp28 div171 bol100 ite100 ukn100 eq154 hnf97 smp68 dnf1113 smp25 tf100 neg100 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 435ms VariablesStem: 7 VariablesLoop: 4 DisjunctsStem: 8 DisjunctsLoop: 6 SupportingInvariants: 12 MotzkinApplications: 180 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-28 03:20:21,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-11-28 03:20:22,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Ended with exit code 0 [2024-11-28 03:20:22,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 03:20:22,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d1b11d5-ca3f-442c-88f0-5357d3ed96c2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE