./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.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_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/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_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/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_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/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 1ae4a3f744c0a8577333c2c3dfb4ecaabbd2cf6e1675b06577194a98b8d1aee1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:07:47,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:07:47,459 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-28 05:07:47,468 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:07:47,468 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:07:47,506 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:07:47,507 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:07:47,507 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:07:47,507 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:07:47,507 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:07:47,508 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:07:47,508 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:07:47,509 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:07:47,509 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 05:07:47,510 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 05:07:47,511 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 05:07:47,511 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 05:07:47,511 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 05:07:47,511 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 05:07:47,511 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:07:47,512 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 05:07:47,512 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:07:47,512 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:07:47,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 05:07:47,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 05:07:47,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 05:07:47,512 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 05:07:47,512 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:07:47,512 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 05:07:47,513 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:07:47,513 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:07:47,513 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:07:47,513 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:07:47,513 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:07:47,514 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 05:07:47,514 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 05:07:47,514 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_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/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 -> 1ae4a3f744c0a8577333c2c3dfb4ecaabbd2cf6e1675b06577194a98b8d1aee1 [2024-11-28 05:07:47,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:07:47,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:07:47,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:07:47,851 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:07:47,852 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:07:47,853 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i [2024-11-28 05:07:50,873 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/data/e9653aa3e/165713cec7fb434394d2c502cfa1228f/FLAG23192ce4c [2024-11-28 05:07:51,141 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:07:51,142 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/sv-benchmarks/c/termination-recursive-malloc/insertionSort_recursive.i [2024-11-28 05:07:51,149 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/data/e9653aa3e/165713cec7fb434394d2c502cfa1228f/FLAG23192ce4c [2024-11-28 05:07:51,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/data/e9653aa3e/165713cec7fb434394d2c502cfa1228f [2024-11-28 05:07:51,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:07:51,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:07:51,173 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:07:51,173 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:07:51,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:07:51,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@661b8e26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51, skipping insertion in model container [2024-11-28 05:07:51,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,195 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:07:51,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:07:51,380 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:07:51,397 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:07:51,410 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:07:51,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51 WrapperNode [2024-11-28 05:07:51,411 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:07:51,412 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:07:51,412 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:07:51,412 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:07:51,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,452 INFO L138 Inliner]: procedures = 11, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26 [2024-11-28 05:07:51,452 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:07:51,453 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:07:51,453 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:07:51,453 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:07:51,463 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,463 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,465 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,490 INFO L175 MemorySlicer]: Split 6 memory accesses to 1 slices as follows [6]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 3 writes are split as follows [3]. [2024-11-28 05:07:51,490 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,491 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,496 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,501 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:07:51,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:07:51,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:07:51,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:07:51,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (1/1) ... [2024-11-28 05:07:51,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:07:51,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:07:51,555 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:07:51,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 05:07:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 05:07:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 05:07:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure insertionSort [2024-11-28 05:07:51,592 INFO L138 BoogieDeclarations]: Found implementation of procedure insertionSort [2024-11-28 05:07:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:07:51,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:07:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 05:07:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 05:07:51,671 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:07:51,673 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:07:51,852 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-28 05:07:51,852 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:07:51,863 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:07:51,864 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 05:07:51,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:07:51 BoogieIcfgContainer [2024-11-28 05:07:51,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:07:51,865 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 05:07:51,865 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 05:07:51,872 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 05:07:51,873 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:07:51,873 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 05:07:51" (1/3) ... [2024-11-28 05:07:51,875 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34b20b76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 05:07:51, skipping insertion in model container [2024-11-28 05:07:51,875 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:07:51,875 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:07:51" (2/3) ... [2024-11-28 05:07:51,875 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@34b20b76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 05:07:51, skipping insertion in model container [2024-11-28 05:07:51,875 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 05:07:51,876 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:07:51" (3/3) ... [2024-11-28 05:07:51,877 INFO L363 chiAutomizerObserver]: Analyzing ICFG insertionSort_recursive.i [2024-11-28 05:07:51,935 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 05:07:51,935 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 05:07:51,935 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 05:07:51,935 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 05:07:51,937 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 05:07:51,937 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 05:07:51,937 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 05:07:51,937 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 05:07:51,943 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 18 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-28 05:07:51,968 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2024-11-28 05:07:51,969 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:07:51,970 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:07:51,974 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-28 05:07:51,974 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 05:07:51,975 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 05:07:51,975 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 22 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 18 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-28 05:07:51,976 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2024-11-28 05:07:51,977 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:07:51,978 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:07:51,978 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-28 05:07:51,978 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 05:07:51,985 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet9#1, main_#t~post10#1, main_~i~0#1, main_~n~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~n~0#1 < 1);call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(4 * main_~n~0#1 % 18446744073709551616);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~0#1 := 0;" [2024-11-28 05:07:51,985 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 < main_~n~0#1;" "havoc main_#t~nondet9#1;call write~int#0(main_#t~nondet9#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet9#1;main_#t~post10#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1;" [2024-11-28 05:07:51,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:51,991 INFO L85 PathProgramCache]: Analyzing trace with hash 60643, now seen corresponding path program 1 times [2024-11-28 05:07:52,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:52,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258952415] [2024-11-28 05:07:52,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:52,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:52,087 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:07:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:52,112 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:07:52,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:52,115 INFO L85 PathProgramCache]: Analyzing trace with hash 2373, now seen corresponding path program 1 times [2024-11-28 05:07:52,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:52,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333462591] [2024-11-28 05:07:52,116 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:52,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:52,135 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:07:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:52,148 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:07:52,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:52,151 INFO L85 PathProgramCache]: Analyzing trace with hash 58279335, now seen corresponding path program 1 times [2024-11-28 05:07:52,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:52,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993320731] [2024-11-28 05:07:52,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:52,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:52,177 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:07:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:52,192 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:07:52,541 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:07:52,544 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:07:52,545 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:07:52,545 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:07:52,546 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:07:52,546 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:07:52,546 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:07:52,546 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:07:52,547 INFO L132 ssoRankerPreferences]: Filename of dumped script: insertionSort_recursive.i_Iteration1_Lasso [2024-11-28 05:07:52,547 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:07:52,547 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:07:52,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:52,745 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:52,752 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:52,756 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:52,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:52,766 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:52,770 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:53,056 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:07:53,061 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:07:53,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:07:53,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:07:53,066 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:07:53,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 05:07:53,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:07:53,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:07:53,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:07:53,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:07:53,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:07:53,098 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:07:53,098 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:07:53,114 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:07:53,149 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-28 05:07:53,152 INFO L444 ModelExtractionUtils]: 7 out of 16 variables were initially zero. Simplification set additionally 6 variables to zero. [2024-11-28 05:07:53,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:07:53,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:07:53,156 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:07:53,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 05:07:53,181 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:07:53,202 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 05:07:53,202 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:07:53,203 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~n~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~n~0#1 Supporting invariants [] [2024-11-28 05:07:53,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-28 05:07:53,219 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2024-11-28 05:07:53,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:53,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:53,264 INFO L256 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:07:53,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:07:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:53,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 05:07:53,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:07:53,319 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 05:07:53,346 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 05:07:53,348 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 22 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 18 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:07:53,398 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 22 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 18 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 44 states and 57 transitions. Complement of second has 7 states. [2024-11-28 05:07:53,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 05:07:53,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:07:53,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 30 transitions. [2024-11-28 05:07:53,414 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 30 transitions. Stem has 3 letters. Loop has 2 letters. [2024-11-28 05:07:53,415 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:07:53,415 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 30 transitions. Stem has 5 letters. Loop has 2 letters. [2024-11-28 05:07:53,415 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:07:53,415 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 30 transitions. Stem has 3 letters. Loop has 4 letters. [2024-11-28 05:07:53,415 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:07:53,418 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 57 transitions. [2024-11-28 05:07:53,423 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-28 05:07:53,430 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 16 states and 21 transitions. [2024-11-28 05:07:53,431 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2024-11-28 05:07:53,431 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-28 05:07:53,432 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 21 transitions. [2024-11-28 05:07:53,434 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:07:53,434 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2024-11-28 05:07:53,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 21 transitions. [2024-11-28 05:07:53,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2024-11-28 05:07:53,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 14 states have internal predecessors, (19), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:07:53,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2024-11-28 05:07:53,463 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2024-11-28 05:07:53,463 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 21 transitions. [2024-11-28 05:07:53,463 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 05:07:53,464 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 21 transitions. [2024-11-28 05:07:53,466 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-28 05:07:53,466 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:07:53,466 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:07:53,470 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-28 05:07:53,470 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-28 05:07:53,470 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet9#1, main_#t~post10#1, main_~i~0#1, main_~n~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~n~0#1 < 1);call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(4 * main_~n~0#1 % 18446744073709551616);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~n~0#1);" "havoc main_~i~0#1;" "call insertionSort(0, main_~a~0#1.base, main_~a~0#1.offset, main_~n~0#1);"< [2024-11-28 05:07:53,470 INFO L749 eck$LassoCheckResult]: Loop: "~i := #in~i;~array.base, ~array.offset := #in~array.base, #in~array.offset;~size := #in~size;" "assume ~i < ~size;havoc ~j~0;call #t~mem1 := read~int#0(~array.base, ~array.offset + 4 * ~i, 4);~temp~0 := #t~mem1;havoc #t~mem1;~j~0 := ~i;" "assume !true;" "call write~int#0(~temp~0, ~array.base, ~array.offset + 4 * ~j~0, 4);#t~pre6 := 1 + ~i;~i := 1 + ~i;" "call insertionSort(#t~pre6, ~array.base, ~array.offset, ~size);"< [2024-11-28 05:07:53,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:53,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1806661491, now seen corresponding path program 1 times [2024-11-28 05:07:53,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:53,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248573983] [2024-11-28 05:07:53,471 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:53,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:53,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:07:53,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248573983] [2024-11-28 05:07:53,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248573983] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:07:53,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72639253] [2024-11-28 05:07:53,601 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:53,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:07:53,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:07:53,607 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:07:53,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 05:07:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:53,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 05:07:53,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:07:53,688 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:07:53,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [72639253] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:07:53,713 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:07:53,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2024-11-28 05:07:53,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941226942] [2024-11-28 05:07:53,714 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:07:53,716 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:07:53,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:53,717 INFO L85 PathProgramCache]: Analyzing trace with hash 28740468, now seen corresponding path program 1 times [2024-11-28 05:07:53,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:53,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500254155] [2024-11-28 05:07:53,718 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:53,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:53,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:53,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:07:53,746 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500254155] [2024-11-28 05:07:53,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500254155] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:07:53,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355862297] [2024-11-28 05:07:53,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:53,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:07:53,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:07:53,756 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:07:53,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 05:07:53,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:53,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 05:07:53,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:07:53,805 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:07:53,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355862297] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:07:53,807 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:07:53,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2, 2] total 2 [2024-11-28 05:07:53,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431242342] [2024-11-28 05:07:53,807 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:07:53,807 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-28 05:07:53,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:07:53,811 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 05:07:53,812 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:07:53,813 INFO L87 Difference]: Start difference. First operand 16 states and 21 transitions. cyclomatic complexity: 7 Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:07:53,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:53,819 INFO L93 Difference]: Finished difference Result 16 states and 20 transitions. [2024-11-28 05:07:53,820 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 20 transitions. [2024-11-28 05:07:53,821 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-28 05:07:53,822 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 16 states and 20 transitions. [2024-11-28 05:07:53,822 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-11-28 05:07:53,822 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-28 05:07:53,822 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 20 transitions. [2024-11-28 05:07:53,822 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:07:53,822 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2024-11-28 05:07:53,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 20 transitions. [2024-11-28 05:07:53,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2024-11-28 05:07:53,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:07:53,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2024-11-28 05:07:53,826 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2024-11-28 05:07:53,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 05:07:53,827 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2024-11-28 05:07:53,827 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-28 05:07:53,827 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 20 transitions. [2024-11-28 05:07:53,828 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-28 05:07:53,828 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:07:53,828 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:07:53,828 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-28 05:07:53,828 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:07:53,829 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet9#1, main_#t~post10#1, main_~i~0#1, main_~n~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~n~0#1 < 1);call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(4 * main_~n~0#1 % 18446744073709551616);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~n~0#1);" "havoc main_~i~0#1;" "call insertionSort(0, main_~a~0#1.base, main_~a~0#1.offset, main_~n~0#1);"< [2024-11-28 05:07:53,829 INFO L749 eck$LassoCheckResult]: Loop: "~i := #in~i;~array.base, ~array.offset := #in~array.base, #in~array.offset;~size := #in~size;" "assume ~i < ~size;havoc ~j~0;call #t~mem1 := read~int#0(~array.base, ~array.offset + 4 * ~i, 4);~temp~0 := #t~mem1;havoc #t~mem1;~j~0 := ~i;" "#t~short3 := ~j~0 > 0;" "assume #t~short3;call #t~mem2 := read~int#0(~array.base, ~array.offset + 4 * (~j~0 - 1), 4);#t~short3 := #t~mem2 > ~temp~0;" "assume !#t~short3;havoc #t~mem2;havoc #t~short3;" "call write~int#0(~temp~0, ~array.base, ~array.offset + 4 * ~j~0, 4);#t~pre6 := 1 + ~i;~i := 1 + ~i;" "call insertionSort(#t~pre6, ~array.base, ~array.offset, ~size);"< [2024-11-28 05:07:53,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:53,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1806661491, now seen corresponding path program 2 times [2024-11-28 05:07:53,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:53,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002122855] [2024-11-28 05:07:53,829 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:53,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:53,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:07:53,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002122855] [2024-11-28 05:07:53,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002122855] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:07:53,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1339738921] [2024-11-28 05:07:53,914 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:53,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:07:53,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:07:53,919 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:07:53,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-28 05:07:53,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:53,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 05:07:53,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:07:53,980 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:07:53,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1339738921] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:07:53,993 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:07:53,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 5 [2024-11-28 05:07:53,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967034773] [2024-11-28 05:07:53,993 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:07:53,993 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 05:07:53,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:53,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1835478445, now seen corresponding path program 1 times [2024-11-28 05:07:53,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:53,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822723992] [2024-11-28 05:07:53,994 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:53,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:54,010 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:07:54,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:54,022 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:07:54,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:07:54,450 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:07:54,450 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:07:54,450 INFO L87 Difference]: Start difference. First operand 16 states and 20 transitions. cyclomatic complexity: 6 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:07:54,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:54,474 INFO L93 Difference]: Finished difference Result 17 states and 20 transitions. [2024-11-28 05:07:54,474 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 20 transitions. [2024-11-28 05:07:54,475 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-28 05:07:54,476 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 20 transitions. [2024-11-28 05:07:54,476 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2024-11-28 05:07:54,477 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-28 05:07:54,478 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 20 transitions. [2024-11-28 05:07:54,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:07:54,478 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2024-11-28 05:07:54,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 20 transitions. [2024-11-28 05:07:54,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2024-11-28 05:07:54,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 14 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:07:54,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 19 transitions. [2024-11-28 05:07:54,479 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 19 transitions. [2024-11-28 05:07:54,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:07:54,482 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 19 transitions. [2024-11-28 05:07:54,482 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-28 05:07:54,482 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 19 transitions. [2024-11-28 05:07:54,484 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2024-11-28 05:07:54,484 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:07:54,485 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:07:54,485 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:07:54,485 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:07:54,485 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~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet9#1, main_#t~post10#1, main_~i~0#1, main_~n~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~n~0#1 < 1);call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(4 * main_~n~0#1 % 18446744073709551616);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~n~0#1;" "havoc main_#t~nondet9#1;call write~int#0(main_#t~nondet9#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet9#1;main_#t~post10#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1;" "assume !(main_~i~0#1 < main_~n~0#1);" "havoc main_~i~0#1;" "call insertionSort(0, main_~a~0#1.base, main_~a~0#1.offset, main_~n~0#1);"< [2024-11-28 05:07:54,485 INFO L749 eck$LassoCheckResult]: Loop: "~i := #in~i;~array.base, ~array.offset := #in~array.base, #in~array.offset;~size := #in~size;" "assume ~i < ~size;havoc ~j~0;call #t~mem1 := read~int#0(~array.base, ~array.offset + 4 * ~i, 4);~temp~0 := #t~mem1;havoc #t~mem1;~j~0 := ~i;" "#t~short3 := ~j~0 > 0;" "assume #t~short3;call #t~mem2 := read~int#0(~array.base, ~array.offset + 4 * (~j~0 - 1), 4);#t~short3 := #t~mem2 > ~temp~0;" "assume !#t~short3;havoc #t~mem2;havoc #t~short3;" "call write~int#0(~temp~0, ~array.base, ~array.offset + 4 * ~j~0, 4);#t~pre6 := 1 + ~i;~i := 1 + ~i;" "call insertionSort(#t~pre6, ~array.base, ~array.offset, ~size);"< [2024-11-28 05:07:54,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:54,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1032927279, now seen corresponding path program 1 times [2024-11-28 05:07:54,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:54,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483151518] [2024-11-28 05:07:54,486 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:54,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:54,511 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:07:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:54,534 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:07:54,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:54,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1835478445, now seen corresponding path program 2 times [2024-11-28 05:07:54,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:54,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369106513] [2024-11-28 05:07:54,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:54,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:54,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:54,552 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:07:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:54,568 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:07:54,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:54,568 INFO L85 PathProgramCache]: Analyzing trace with hash -419625537, now seen corresponding path program 1 times [2024-11-28 05:07:54,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:54,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817136402] [2024-11-28 05:07:54,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:54,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:54,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-28 05:07:54,789 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:07:54,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817136402] [2024-11-28 05:07:54,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817136402] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:07:54,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [278534512] [2024-11-28 05:07:54,790 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:54,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:07:54,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:07:54,792 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:07:54,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-28 05:07:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:54,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 05:07:54,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:07:54,919 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:07:54,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [278534512] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:07:54,963 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:07:54,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-28 05:07:54,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094939135] [2024-11-28 05:07:54,963 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:07:55,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:07:55,358 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 05:07:55,358 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:07:55,358 INFO L87 Difference]: Start difference. First operand 16 states and 19 transitions. cyclomatic complexity: 5 Second operand has 10 states, 10 states have (on average 2.2) internal successors, (22), 8 states have internal predecessors, (22), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:07:55,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:55,460 INFO L93 Difference]: Finished difference Result 24 states and 27 transitions. [2024-11-28 05:07:55,461 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 27 transitions. [2024-11-28 05:07:55,461 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2024-11-28 05:07:55,462 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 27 transitions. [2024-11-28 05:07:55,462 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2024-11-28 05:07:55,463 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2024-11-28 05:07:55,463 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 27 transitions. [2024-11-28 05:07:55,463 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:07:55,463 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 27 transitions. [2024-11-28 05:07:55,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 27 transitions. [2024-11-28 05:07:55,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 21. [2024-11-28 05:07:55,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 18 states have internal predecessors, (22), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:07:55,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2024-11-28 05:07:55,469 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-11-28 05:07:55,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 05:07:55,470 INFO L425 stractBuchiCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-11-28 05:07:55,470 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-28 05:07:55,470 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 24 transitions. [2024-11-28 05:07:55,471 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 9 [2024-11-28 05:07:55,471 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:07:55,471 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:07:55,471 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:07:55,471 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:07:55,471 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~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet9#1, main_#t~post10#1, main_~i~0#1, main_~n~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~n~0#1 < 1);call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(4 * main_~n~0#1 % 18446744073709551616);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~n~0#1;" "havoc main_#t~nondet9#1;call write~int#0(main_#t~nondet9#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet9#1;main_#t~post10#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1;" "assume !(main_~i~0#1 < main_~n~0#1);" "havoc main_~i~0#1;" "call insertionSort(0, main_~a~0#1.base, main_~a~0#1.offset, main_~n~0#1);"< "~i := #in~i;~array.base, ~array.offset := #in~array.base, #in~array.offset;~size := #in~size;" "assume ~i < ~size;havoc ~j~0;call #t~mem1 := read~int#0(~array.base, ~array.offset + 4 * ~i, 4);~temp~0 := #t~mem1;havoc #t~mem1;~j~0 := ~i;" "#t~short3 := ~j~0 > 0;" "assume !#t~short3;" [2024-11-28 05:07:55,471 INFO L749 eck$LassoCheckResult]: Loop: "assume !#t~short3;havoc #t~mem2;havoc #t~short3;" "call write~int#0(~temp~0, ~array.base, ~array.offset + 4 * ~j~0, 4);#t~pre6 := 1 + ~i;~i := 1 + ~i;" "call insertionSort(#t~pre6, ~array.base, ~array.offset, ~size);"< "~i := #in~i;~array.base, ~array.offset := #in~array.base, #in~array.offset;~size := #in~size;" "assume ~i < ~size;havoc ~j~0;call #t~mem1 := read~int#0(~array.base, ~array.offset + 4 * ~i, 4);~temp~0 := #t~mem1;havoc #t~mem1;~j~0 := ~i;" "#t~short3 := ~j~0 > 0;" "assume !#t~short3;" [2024-11-28 05:07:55,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:55,472 INFO L85 PathProgramCache]: Analyzing trace with hash 617321687, now seen corresponding path program 1 times [2024-11-28 05:07:55,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:55,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13478289] [2024-11-28 05:07:55,472 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:55,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:55,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:55,500 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:07:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:55,519 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:07:55,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:55,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1278674363, now seen corresponding path program 1 times [2024-11-28 05:07:55,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:55,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24962784] [2024-11-28 05:07:55,520 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:55,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:55,528 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:07:55,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:55,536 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:07:55,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:55,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1094218789, now seen corresponding path program 1 times [2024-11-28 05:07:55,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:55,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327772724] [2024-11-28 05:07:55,537 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:55,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:55,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:55,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 05:07:55,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327772724] [2024-11-28 05:07:55,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327772724] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:07:55,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [265958546] [2024-11-28 05:07:55,826 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:55,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:07:55,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:07:55,833 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:07:55,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-28 05:07:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:07:55,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 05:07:55,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:07:56,041 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:07:56,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [265958546] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:07:56,159 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:07:56,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 8] total 17 [2024-11-28 05:07:56,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962546073] [2024-11-28 05:07:56,159 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:07:56,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 05:07:56,837 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-28 05:07:56,837 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2024-11-28 05:07:56,838 INFO L87 Difference]: Start difference. First operand 21 states and 24 transitions. cyclomatic complexity: 5 Second operand has 17 states, 15 states have (on average 2.1333333333333333) internal successors, (32), 13 states have internal predecessors, (32), 4 states have call successors, (4), 4 states have call predecessors, (4), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:07:57,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:07:57,166 INFO L93 Difference]: Finished difference Result 43 states and 47 transitions. [2024-11-28 05:07:57,166 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 47 transitions. [2024-11-28 05:07:57,167 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14 [2024-11-28 05:07:57,170 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 32 states and 36 transitions. [2024-11-28 05:07:57,171 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2024-11-28 05:07:57,171 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 27 [2024-11-28 05:07:57,171 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 36 transitions. [2024-11-28 05:07:57,171 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:07:57,171 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 36 transitions. [2024-11-28 05:07:57,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 36 transitions. [2024-11-28 05:07:57,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 25. [2024-11-28 05:07:57,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 22 states have internal predecessors, (26), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:07:57,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2024-11-28 05:07:57,173 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 28 transitions. [2024-11-28 05:07:57,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-28 05:07:57,177 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 28 transitions. [2024-11-28 05:07:57,177 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-28 05:07:57,177 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 28 transitions. [2024-11-28 05:07:57,178 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2024-11-28 05:07:57,180 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:07:57,180 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:07:57,180 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:07:57,180 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:07:57,181 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~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet9#1, main_#t~post10#1, main_~i~0#1, main_~n~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~n~0#1 < 1);call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(4 * main_~n~0#1 % 18446744073709551616);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~n~0#1;" "havoc main_#t~nondet9#1;call write~int#0(main_#t~nondet9#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet9#1;main_#t~post10#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1;" "assume main_~i~0#1 < main_~n~0#1;" "havoc main_#t~nondet9#1;call write~int#0(main_#t~nondet9#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet9#1;main_#t~post10#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1;" "assume !(main_~i~0#1 < main_~n~0#1);" "havoc main_~i~0#1;" "call insertionSort(0, main_~a~0#1.base, main_~a~0#1.offset, main_~n~0#1);"< "~i := #in~i;~array.base, ~array.offset := #in~array.base, #in~array.offset;~size := #in~size;" "assume ~i < ~size;havoc ~j~0;call #t~mem1 := read~int#0(~array.base, ~array.offset + 4 * ~i, 4);~temp~0 := #t~mem1;havoc #t~mem1;~j~0 := ~i;" "#t~short3 := ~j~0 > 0;" "assume !#t~short3;" [2024-11-28 05:07:57,181 INFO L749 eck$LassoCheckResult]: Loop: "assume !#t~short3;havoc #t~mem2;havoc #t~short3;" "call write~int#0(~temp~0, ~array.base, ~array.offset + 4 * ~j~0, 4);#t~pre6 := 1 + ~i;~i := 1 + ~i;" "call insertionSort(#t~pre6, ~array.base, ~array.offset, ~size);"< "~i := #in~i;~array.base, ~array.offset := #in~array.base, #in~array.offset;~size := #in~size;" "assume ~i < ~size;havoc ~j~0;call #t~mem1 := read~int#0(~array.base, ~array.offset + 4 * ~i, 4);~temp~0 := #t~mem1;havoc #t~mem1;~j~0 := ~i;" "#t~short3 := ~j~0 > 0;" "assume #t~short3;call #t~mem2 := read~int#0(~array.base, ~array.offset + 4 * (~j~0 - 1), 4);#t~short3 := #t~mem2 > ~temp~0;" "assume #t~short3;havoc #t~mem2;havoc #t~short3;" "call #t~mem4 := read~int#0(~array.base, ~array.offset + 4 * (~j~0 - 1), 4);call write~int#0(#t~mem4, ~array.base, ~array.offset + 4 * ~j~0, 4);#t~post5 := ~j~0;~j~0 := #t~post5 - 1;havoc #t~post5;" "#t~short3 := ~j~0 > 0;" "assume !#t~short3;" [2024-11-28 05:07:57,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:57,181 INFO L85 PathProgramCache]: Analyzing trace with hash -814688109, now seen corresponding path program 2 times [2024-11-28 05:07:57,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:57,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718985008] [2024-11-28 05:07:57,181 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:57,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:57,208 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:07:57,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:57,219 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:07:57,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:57,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1453124830, now seen corresponding path program 1 times [2024-11-28 05:07:57,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:57,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421285533] [2024-11-28 05:07:57,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:57,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:57,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:57,231 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:07:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:57,251 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:07:57,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:07:57,251 INFO L85 PathProgramCache]: Analyzing trace with hash 449547088, now seen corresponding path program 1 times [2024-11-28 05:07:57,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:07:57,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078382084] [2024-11-28 05:07:57,252 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:07:57,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:07:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:57,278 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:07:57,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:07:57,297 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:07:59,054 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:07:59,054 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:07:59,054 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:07:59,054 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:07:59,054 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:07:59,054 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:07:59,054 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:07:59,054 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:07:59,054 INFO L132 ssoRankerPreferences]: Filename of dumped script: insertionSort_recursive.i_Iteration6_Lasso [2024-11-28 05:07:59,054 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:07:59,054 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:07:59,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,073 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:07:59,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:00,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:00,107 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:00,110 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:00,770 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:08:00,770 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:08:00,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:00,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:00,777 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:00,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 05:08:00,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:08:00,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:00,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:00,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:00,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:00,798 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:08:00,798 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:00,807 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:00,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-28 05:08:00,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:00,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:00,829 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:00,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 05:08:00,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:08:00,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:00,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:00,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:00,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:00,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:00,848 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:00,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:00,851 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:00,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-28 05:08:00,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:00,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:00,862 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:00,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-28 05:08:00,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:08:00,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:00,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:00,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:00,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:00,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:00,878 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:00,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:00,880 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:00,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-28 05:08:00,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:00,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:00,887 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:00,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 05:08:00,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:08:00,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:00,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:00,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:00,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:00,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:00,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:00,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:00,903 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:00,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-28 05:08:00,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:00,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:00,911 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:00,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-28 05:08:00,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:00,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:00,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:00,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:00,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:00,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:00,926 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:00,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:00,928 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:00,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-28 05:08:00,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:00,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:00,936 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:00,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-28 05:08:00,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:00,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:00,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:00,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:00,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:00,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:00,950 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:00,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:00,951 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:00,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-28 05:08:00,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:00,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:00,959 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:00,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-28 05:08:00,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:00,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:00,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:00,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:00,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:00,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:00,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:00,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:00,974 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:00,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-28 05:08:00,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:00,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:00,982 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:00,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-28 05:08:00,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:08:00,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:00,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:00,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:00,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:00,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:00,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:00,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:00,997 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:01,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-28 05:08:01,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:01,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:01,004 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:01,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-28 05:08:01,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:08:01,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:01,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:01,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:01,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:01,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:01,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:01,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:01,020 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:01,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-28 05:08:01,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:01,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:01,028 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:01,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-28 05:08:01,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:08:01,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:01,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:01,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:01,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:01,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:01,042 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:01,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:01,043 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:01,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-28 05:08:01,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:01,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:01,052 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:01,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-28 05:08:01,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:01,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:01,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:01,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:01,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:01,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:01,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:01,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:01,068 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:01,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-28 05:08:01,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:01,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:01,076 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:01,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-28 05:08:01,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:01,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:01,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:01,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:01,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:01,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:08:01,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:01,098 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:01,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-28 05:08:01,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:01,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:01,107 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:01,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-28 05:08:01,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:01,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:01,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:01,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:01,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:01,123 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:08:01,123 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:01,128 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:01,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-28 05:08:01,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:01,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:01,136 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:01,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-28 05:08:01,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:01,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:01,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:01,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:01,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:01,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:08:01,153 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:01,158 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:01,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-28 05:08:01,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:01,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:01,167 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:01,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-28 05:08:01,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:01,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:01,181 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-28 05:08:01,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:01,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:01,186 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-28 05:08:01,186 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:01,193 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:01,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-28 05:08:01,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:01,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:01,200 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:01,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-28 05:08:01,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:01,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:01,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:01,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:01,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:01,237 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:08:01,237 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:01,263 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:08:01,356 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2024-11-28 05:08:01,356 INFO L444 ModelExtractionUtils]: 1 out of 31 variables were initially zero. Simplification set additionally 23 variables to zero. [2024-11-28 05:08:01,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:01,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:01,359 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:01,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-28 05:08:01,360 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:08:01,372 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2024-11-28 05:08:01,373 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:08:01,373 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(insertionSort_#in~i, insertionSort_~size) = -1*insertionSort_#in~i + 1*insertionSort_~size Supporting invariants [3*insertionSort_~size - 4*insertionSort_#in~i >= 0, 3*insertionSort_~i - 2*insertionSort_#in~i >= 0] [2024-11-28 05:08:01,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-28 05:08:01,413 INFO L156 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2024-11-28 05:08:01,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:01,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:01,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:08:01,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:08:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:01,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 05:08:01,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:08:01,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 05:08:01,936 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 10 loop predicates [2024-11-28 05:08:01,936 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 28 transitions. cyclomatic complexity: 5 Second operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 11 states have internal predecessors, (21), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:08:02,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-28 05:08:02,550 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 28 transitions. cyclomatic complexity: 5. Second operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 11 states have internal predecessors, (21), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 105 states and 127 transitions. Complement of second has 50 states. [2024-11-28 05:08:02,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 3 stem states 10 non-accepting loop states 1 accepting loop states [2024-11-28 05:08:02,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 11 states have internal predecessors, (21), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:08:02,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 38 transitions. [2024-11-28 05:08:02,553 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 38 transitions. Stem has 14 letters. Loop has 11 letters. [2024-11-28 05:08:02,554 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:08:02,554 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 38 transitions. Stem has 25 letters. Loop has 11 letters. [2024-11-28 05:08:02,554 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:08:02,554 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 38 transitions. Stem has 14 letters. Loop has 22 letters. [2024-11-28 05:08:02,555 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:08:02,555 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 105 states and 127 transitions. [2024-11-28 05:08:02,558 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 23 [2024-11-28 05:08:02,563 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 105 states to 105 states and 127 transitions. [2024-11-28 05:08:02,564 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2024-11-28 05:08:02,564 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 55 [2024-11-28 05:08:02,564 INFO L73 IsDeterministic]: Start isDeterministic. Operand 105 states and 127 transitions. [2024-11-28 05:08:02,564 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:08:02,564 INFO L218 hiAutomatonCegarLoop]: Abstraction has 105 states and 127 transitions. [2024-11-28 05:08:02,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states and 127 transitions. [2024-11-28 05:08:02,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 46. [2024-11-28 05:08:02,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 43 states have (on average 1.2325581395348837) internal successors, (53), 42 states have internal predecessors, (53), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:08:02,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 56 transitions. [2024-11-28 05:08:02,572 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 56 transitions. [2024-11-28 05:08:02,573 INFO L425 stractBuchiCegarLoop]: Abstraction has 46 states and 56 transitions. [2024-11-28 05:08:02,573 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-28 05:08:02,573 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 56 transitions. [2024-11-28 05:08:02,573 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 15 [2024-11-28 05:08:02,573 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:08:02,573 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:08:02,574 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:08:02,574 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:08:02,575 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~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet9#1, main_#t~post10#1, main_~i~0#1, main_~n~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~n~0#1 < 1);call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(4 * main_~n~0#1 % 18446744073709551616);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~n~0#1;" "havoc main_#t~nondet9#1;call write~int#0(main_#t~nondet9#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet9#1;main_#t~post10#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1;" "assume main_~i~0#1 < main_~n~0#1;" "havoc main_#t~nondet9#1;call write~int#0(main_#t~nondet9#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet9#1;main_#t~post10#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1;" "assume !(main_~i~0#1 < main_~n~0#1);" "havoc main_~i~0#1;" "call insertionSort(0, main_~a~0#1.base, main_~a~0#1.offset, main_~n~0#1);"< "~i := #in~i;~array.base, ~array.offset := #in~array.base, #in~array.offset;~size := #in~size;" "assume ~i < ~size;havoc ~j~0;call #t~mem1 := read~int#0(~array.base, ~array.offset + 4 * ~i, 4);~temp~0 := #t~mem1;havoc #t~mem1;~j~0 := ~i;" "#t~short3 := ~j~0 > 0;" "assume !#t~short3;" "assume !#t~short3;havoc #t~mem2;havoc #t~short3;" [2024-11-28 05:08:02,575 INFO L749 eck$LassoCheckResult]: Loop: "call write~int#0(~temp~0, ~array.base, ~array.offset + 4 * ~j~0, 4);#t~pre6 := 1 + ~i;~i := 1 + ~i;" "call insertionSort(#t~pre6, ~array.base, ~array.offset, ~size);"< "~i := #in~i;~array.base, ~array.offset := #in~array.base, #in~array.offset;~size := #in~size;" "assume ~i < ~size;havoc ~j~0;call #t~mem1 := read~int#0(~array.base, ~array.offset + 4 * ~i, 4);~temp~0 := #t~mem1;havoc #t~mem1;~j~0 := ~i;" "#t~short3 := ~j~0 > 0;" "assume #t~short3;call #t~mem2 := read~int#0(~array.base, ~array.offset + 4 * (~j~0 - 1), 4);#t~short3 := #t~mem2 > ~temp~0;" "assume !#t~short3;havoc #t~mem2;havoc #t~short3;" [2024-11-28 05:08:02,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:02,576 INFO L85 PathProgramCache]: Analyzing trace with hash 514472415, now seen corresponding path program 1 times [2024-11-28 05:08:02,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:08:02,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431294154] [2024-11-28 05:08:02,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:08:02,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:08:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:08:02,595 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:08:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:08:02,613 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:08:02,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:02,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1066317911, now seen corresponding path program 3 times [2024-11-28 05:08:02,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:08:02,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224726301] [2024-11-28 05:08:02,617 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:08:02,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:08:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:08:02,629 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:08:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:08:02,636 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:08:02,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:02,637 INFO L85 PathProgramCache]: Analyzing trace with hash -422979573, now seen corresponding path program 1 times [2024-11-28 05:08:02,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:08:02,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698992010] [2024-11-28 05:08:02,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:08:02,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:08:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:08:02,654 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:08:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:08:02,672 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:08:03,986 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:08:03,986 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:08:03,986 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:08:03,986 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:08:03,987 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:08:03,987 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:03,987 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:08:03,987 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:08:03,987 INFO L132 ssoRankerPreferences]: Filename of dumped script: insertionSort_recursive.i_Iteration7_Lasso [2024-11-28 05:08:03,987 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:08:03,987 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:08:03,990 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:03,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:03,995 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,008 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,011 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,015 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,764 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,766 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,768 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,771 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:04,775 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:05,314 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:08:05,314 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:08:05,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:05,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:05,318 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:05,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-28 05:08:05,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:05,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:05,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:05,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:05,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:05,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:05,336 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:05,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:05,337 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:05,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-28 05:08:05,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:05,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:05,344 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:05,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-28 05:08:05,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:05,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:05,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:05,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:05,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:05,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:05,358 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:05,358 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:05,359 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:05,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-28 05:08:05,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:05,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:05,367 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:05,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-28 05:08:05,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:08:05,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:05,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:05,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:05,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:05,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:05,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:05,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:05,382 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:05,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-28 05:08:05,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:05,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:05,391 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:05,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-28 05:08:05,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:05,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:05,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:05,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:05,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:05,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:05,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:05,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:05,405 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:05,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-28 05:08:05,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:05,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:05,413 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:05,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-28 05:08:05,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:05,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:05,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:05,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:05,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:05,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:05,427 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:05,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:05,428 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:05,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-28 05:08:05,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:05,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:05,438 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:05,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-28 05:08:05,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 05:08:05,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:05,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:05,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:05,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:05,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:05,452 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:05,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:05,453 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:05,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-28 05:08:05,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:05,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:05,460 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:05,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-28 05:08:05,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:05,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:05,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:05,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:05,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:05,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:05,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:05,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:05,475 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:05,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-28 05:08:05,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:05,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:05,486 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:05,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-28 05:08:05,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:05,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:05,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:05,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:05,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:05,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:08:05,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:05,508 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:05,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-28 05:08:05,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:05,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:05,516 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:05,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-28 05:08:05,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:05,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:05,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:05,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:05,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:05,542 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:08:05,543 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:05,565 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:08:05,743 INFO L443 ModelExtractionUtils]: Simplification made 27 calls to the SMT solver. [2024-11-28 05:08:05,744 INFO L444 ModelExtractionUtils]: 2 out of 31 variables were initially zero. Simplification set additionally 19 variables to zero. [2024-11-28 05:08:05,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:05,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:05,746 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:05,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-28 05:08:05,749 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:08:05,763 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2024-11-28 05:08:05,763 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:08:05,763 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(insertionSort_#in~size, insertionSort_#in~i) = 1*insertionSort_#in~size - 1*insertionSort_#in~i Supporting invariants [1*insertionSort_#in~size - 1*insertionSort_#in~i - 1 >= 0, -1*insertionSort_~size + 1*insertionSort_#in~size - 1*insertionSort_#in~i + 1*insertionSort_~i >= 0] [2024-11-28 05:08:05,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-28 05:08:05,799 INFO L156 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2024-11-28 05:08:05,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:05,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:08:05,851 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:08:05,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:05,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 05:08:05,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:08:06,026 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 05:08:06,027 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2024-11-28 05:08:06,027 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 46 states and 56 transitions. cyclomatic complexity: 13 Second operand has 7 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:08:06,094 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 46 states and 56 transitions. cyclomatic complexity: 13. Second operand has 7 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 82 states and 102 transitions. Complement of second has 15 states. [2024-11-28 05:08:06,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 2 stem states 4 non-accepting loop states 1 accepting loop states [2024-11-28 05:08:06,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 3.0) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:08:06,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 25 transitions. [2024-11-28 05:08:06,096 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 25 transitions. Stem has 15 letters. Loop has 7 letters. [2024-11-28 05:08:06,096 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:08:06,096 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 25 transitions. Stem has 22 letters. Loop has 7 letters. [2024-11-28 05:08:06,096 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:08:06,097 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 25 transitions. Stem has 15 letters. Loop has 14 letters. [2024-11-28 05:08:06,097 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:08:06,097 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 82 states and 102 transitions. [2024-11-28 05:08:06,098 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:08:06,099 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 82 states to 60 states and 71 transitions. [2024-11-28 05:08:06,100 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2024-11-28 05:08:06,100 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2024-11-28 05:08:06,100 INFO L73 IsDeterministic]: Start isDeterministic. Operand 60 states and 71 transitions. [2024-11-28 05:08:06,100 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 05:08:06,100 INFO L218 hiAutomatonCegarLoop]: Abstraction has 60 states and 71 transitions. [2024-11-28 05:08:06,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states and 71 transitions. [2024-11-28 05:08:06,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 51. [2024-11-28 05:08:06,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 48 states have (on average 1.2291666666666667) internal successors, (59), 47 states have internal predecessors, (59), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:08:06,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 62 transitions. [2024-11-28 05:08:06,104 INFO L240 hiAutomatonCegarLoop]: Abstraction has 51 states and 62 transitions. [2024-11-28 05:08:06,104 INFO L425 stractBuchiCegarLoop]: Abstraction has 51 states and 62 transitions. [2024-11-28 05:08:06,104 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-28 05:08:06,104 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 51 states and 62 transitions. [2024-11-28 05:08:06,105 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 05:08:06,105 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 05:08:06,105 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 05:08:06,105 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:08:06,105 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 05:08:06,106 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~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~nondet9#1, main_#t~post10#1, main_~i~0#1, main_~n~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~n~0#1 < 1);call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnHeap(4 * main_~n~0#1 % 18446744073709551616);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;havoc main_#t~malloc8#1.base, main_#t~malloc8#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~n~0#1;" "havoc main_#t~nondet9#1;call write~int#0(main_#t~nondet9#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet9#1;main_#t~post10#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1;" "assume main_~i~0#1 < main_~n~0#1;" "havoc main_#t~nondet9#1;call write~int#0(main_#t~nondet9#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~0#1, 4);havoc main_#t~nondet9#1;main_#t~post10#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1;" "assume !(main_~i~0#1 < main_~n~0#1);" "havoc main_~i~0#1;" "call insertionSort(0, main_~a~0#1.base, main_~a~0#1.offset, main_~n~0#1);"< "~i := #in~i;~array.base, ~array.offset := #in~array.base, #in~array.offset;~size := #in~size;" "assume ~i < ~size;havoc ~j~0;call #t~mem1 := read~int#0(~array.base, ~array.offset + 4 * ~i, 4);~temp~0 := #t~mem1;havoc #t~mem1;~j~0 := ~i;" "#t~short3 := ~j~0 > 0;" "assume !#t~short3;" "assume !#t~short3;havoc #t~mem2;havoc #t~short3;" "call write~int#0(~temp~0, ~array.base, ~array.offset + 4 * ~j~0, 4);#t~pre6 := 1 + ~i;~i := 1 + ~i;" "call insertionSort(#t~pre6, ~array.base, ~array.offset, ~size);"< "~i := #in~i;~array.base, ~array.offset := #in~array.base, #in~array.offset;~size := #in~size;" "assume ~i < ~size;havoc ~j~0;call #t~mem1 := read~int#0(~array.base, ~array.offset + 4 * ~i, 4);~temp~0 := #t~mem1;havoc #t~mem1;~j~0 := ~i;" "#t~short3 := ~j~0 > 0;" [2024-11-28 05:08:06,106 INFO L749 eck$LassoCheckResult]: Loop: "assume #t~short3;call #t~mem2 := read~int#0(~array.base, ~array.offset + 4 * (~j~0 - 1), 4);#t~short3 := #t~mem2 > ~temp~0;" "assume #t~short3;havoc #t~mem2;havoc #t~short3;" "call #t~mem4 := read~int#0(~array.base, ~array.offset + 4 * (~j~0 - 1), 4);call write~int#0(#t~mem4, ~array.base, ~array.offset + 4 * ~j~0, 4);#t~post5 := ~j~0;~j~0 := #t~post5 - 1;havoc #t~post5;" "#t~short3 := ~j~0 > 0;" [2024-11-28 05:08:06,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:06,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1036430211, now seen corresponding path program 2 times [2024-11-28 05:08:06,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:08:06,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237360345] [2024-11-28 05:08:06,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:08:06,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:08:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:08:06,122 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:08:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:08:06,144 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:08:06,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:06,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1237434, now seen corresponding path program 1 times [2024-11-28 05:08:06,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:08:06,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333228523] [2024-11-28 05:08:06,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:08:06,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:08:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:08:06,155 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:08:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:08:06,159 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:08:06,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:06,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1538522172, now seen corresponding path program 2 times [2024-11-28 05:08:06,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 05:08:06,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076271818] [2024-11-28 05:08:06,161 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:08:06,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:08:06,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:08:06,179 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:08:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:08:06,193 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 05:08:06,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-28 05:08:07,650 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 05:08:07,650 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 05:08:07,650 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 05:08:07,650 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 05:08:07,650 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 05:08:07,650 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:07,650 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 05:08:07,650 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 05:08:07,650 INFO L132 ssoRankerPreferences]: Filename of dumped script: insertionSort_recursive.i_Iteration8_Lasso [2024-11-28 05:08:07,650 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 05:08:07,650 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 05:08:07,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:07,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:07,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:07,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,041 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,043 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,045 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,055 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 05:08:08,463 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 05:08:08,463 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 05:08:08,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:08,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:08,467 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:08,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-28 05:08:08,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:08,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:08,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:08,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:08,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:08,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:08,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:08,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:08,485 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:08,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-28 05:08:08,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:08,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:08,496 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:08,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-28 05:08:08,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:08,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:08,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 05:08:08,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:08,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:08,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:08,510 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 05:08:08,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 05:08:08,511 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:08,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-28 05:08:08,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:08,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:08,519 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:08,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-28 05:08:08,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:08,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:08,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:08,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:08,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:08,534 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:08:08,534 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:08,538 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:08,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-28 05:08:08,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:08,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:08,546 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:08,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-28 05:08:08,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:08,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:08,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:08,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:08,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:08,561 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:08:08,561 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:08,565 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:08,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-11-28 05:08:08,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:08,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:08,574 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:08,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-28 05:08:08,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:08,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:08,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:08,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:08,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:08,590 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:08:08,590 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:08,593 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:08,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-28 05:08:08,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:08,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:08,608 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:08,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-28 05:08:08,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:08,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:08,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:08,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:08,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:08,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 05:08:08,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:08,633 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:08,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-28 05:08:08,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:08,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:08,646 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:08,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-28 05:08:08,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:08,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:08,664 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-28 05:08:08,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 05:08:08,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:08,667 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-28 05:08:08,668 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 05:08:08,675 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 05:08:08,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-28 05:08:08,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:08,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:08,688 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:08,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-28 05:08:08,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 05:08:08,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 05:08:08,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 05:08:08,707 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-28 05:08:08,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 05:08:08,720 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-28 05:08:08,720 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-28 05:08:08,777 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 05:08:08,814 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-11-28 05:08:08,814 INFO L444 ModelExtractionUtils]: 9 out of 26 variables were initially zero. Simplification set additionally 15 variables to zero. [2024-11-28 05:08:08,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 05:08:08,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:08:08,816 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 05:08:08,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-28 05:08:08,820 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 05:08:08,833 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2024-11-28 05:08:08,833 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 05:08:08,833 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(insertionSort_~j~0) = 1*insertionSort_~j~0 Supporting invariants [] [2024-11-28 05:08:08,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-28 05:08:08,854 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2024-11-28 05:08:08,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:08,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 05:08:08,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:08:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:09,018 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:08:09,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:08:09,065 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 05:08:09,065 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 3 loop predicates [2024-11-28 05:08:09,066 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 15 Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:08:09,114 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 15. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 56 states and 67 transitions. Complement of second has 8 states. [2024-11-28 05:08:09,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 05:08:09,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:08:09,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 13 transitions. [2024-11-28 05:08:09,118 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 20 letters. Loop has 4 letters. [2024-11-28 05:08:09,118 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:08:09,118 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-28 05:08:09,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:09,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 05:08:09,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:08:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:09,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:08:09,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:08:09,303 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 05:08:09,303 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.4 stem predicates 3 loop predicates [2024-11-28 05:08:09,304 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 15 Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:08:09,352 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 15. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 56 states and 67 transitions. Complement of second has 8 states. [2024-11-28 05:08:09,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 05:08:09,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:08:09,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 13 transitions. [2024-11-28 05:08:09,358 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 20 letters. Loop has 4 letters. [2024-11-28 05:08:09,358 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:08:09,358 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-28 05:08:09,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:08:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:09,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 05:08:09,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:08:09,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:08:09,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:08:09,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:08:09,561 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 05:08:09,562 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.4 stem predicates 3 loop predicates [2024-11-28 05:08:09,562 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 15 Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:08:09,648 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 15. Second operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 85 states and 102 transitions. Complement of second has 16 states. [2024-11-28 05:08:09,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 05:08:09,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 6 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 05:08:09,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 28 transitions. [2024-11-28 05:08:09,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 20 letters. Loop has 4 letters. [2024-11-28 05:08:09,652 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:08:09,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 24 letters. Loop has 4 letters. [2024-11-28 05:08:09,652 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:08:09,652 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 20 letters. Loop has 8 letters. [2024-11-28 05:08:09,653 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 05:08:09,653 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 85 states and 102 transitions. [2024-11-28 05:08:09,654 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 05:08:09,655 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 85 states to 0 states and 0 transitions. [2024-11-28 05:08:09,655 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 05:08:09,655 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 05:08:09,655 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 05:08:09,655 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 05:08:09,655 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:08:09,655 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:08:09,655 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 05:08:09,655 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-28 05:08:09,655 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 05:08:09,655 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 05:08:09,656 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 05:08:09,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 05:08:09 BoogieIcfgContainer [2024-11-28 05:08:09,664 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 05:08:09,665 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 05:08:09,665 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 05:08:09,665 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 05:08:09,666 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:07:51" (3/4) ... [2024-11-28 05:08:09,668 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 05:08:09,669 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 05:08:09,670 INFO L158 Benchmark]: Toolchain (without parser) took 18498.09ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 117.5MB in the beginning and 113.4MB in the end (delta: 4.1MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. [2024-11-28 05:08:09,670 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:08:09,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 238.59ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.9MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:08:09,670 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.08ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 105.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:08:09,671 INFO L158 Benchmark]: Boogie Preprocessor took 55.63ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 104.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:08:09,671 INFO L158 Benchmark]: RCFGBuilder took 355.54ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 93.2MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:08:09,671 INFO L158 Benchmark]: BuchiAutomizer took 17798.88ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 93.1MB in the beginning and 113.5MB in the end (delta: -20.4MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2024-11-28 05:08:09,672 INFO L158 Benchmark]: Witness Printer took 3.92ms. Allocated memory is still 218.1MB. Free memory was 113.5MB in the beginning and 113.4MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:08:09,674 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory was 72.7MB in the beginning and 72.6MB in the end (delta: 84.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 238.59ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.9MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.08ms. Allocated memory is still 142.6MB. Free memory was 106.9MB in the beginning and 105.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.63ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 104.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 355.54ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 93.2MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 17798.88ms. Allocated memory was 142.6MB in the beginning and 218.1MB in the end (delta: 75.5MB). Free memory was 93.1MB in the beginning and 113.5MB in the end (delta: -20.4MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * Witness Printer took 3.92ms. Allocated memory is still 218.1MB. Free memory was 113.5MB in the beginning and 113.4MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 8 terminating modules (4 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function (((long) -1 * i) + n) and consists of 4 locations. One deterministic module has affine ranking function (((long) -1 * \old(i)) + size) and consists of 14 locations. One deterministic module has affine ranking function (((long) -1 * \old(i)) + \old(size)) and consists of 7 locations. One nondeterministic module has affine ranking function j and consists of 7 locations. 4 modules have a trivial ranking function, the largest among these consists of 17 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.7s and 9 iterations. TraceHistogramMax:2. Analysis of lassos took 14.6s. Construction of modules took 0.3s. Büchi inclusion checks took 2.5s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 7 MinimizatonAttempts, 79 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/3 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 249 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 248 mSDsluCounter, 443 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 309 mSDsCounter, 46 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 418 IncrementalHoareTripleChecker+Invalid, 464 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 46 mSolverCounterUnsat, 134 mSDtfsCounter, 418 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU1 SILI1 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital195 mio100 ax100 hnf100 lsp98 ukn83 mio100 lsp52 div129 bol100 ite100 ukn100 eq176 hnf91 smp86 dnf120 smp88 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 148ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 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 05:08:09,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-28 05:08:09,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-28 05:08:10,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-28 05:08:10,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-28 05:08:10,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-28 05:08:10,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 05:08:10,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2f412a5-45c1-4eaa-ac81-5d2b613ea70c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE