./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/insertion_sort-2-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/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_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/insertion_sort-2-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/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 32bit --witnessprinter.graph.data.programhash f08b02f494e898be2e8c5098de245f701022f3f8b39ac6682b3bca3a03512826 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 20:08:18,410 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 20:08:18,509 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-27 20:08:18,516 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 20:08:18,516 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 20:08:18,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 20:08:18,543 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 20:08:18,543 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 20:08:18,544 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 20:08:18,544 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 20:08:18,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 20:08:18,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 20:08:18,545 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 20:08:18,545 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-27 20:08:18,545 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-27 20:08:18,545 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-27 20:08:18,546 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-27 20:08:18,546 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-27 20:08:18,546 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-27 20:08:18,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 20:08:18,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-27 20:08:18,546 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 20:08:18,546 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 20:08:18,546 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 20:08:18,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 20:08:18,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-27 20:08:18,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-27 20:08:18,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-27 20:08:18,547 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 20:08:18,550 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 20:08:18,550 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 20:08:18,550 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-27 20:08:18,551 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 20:08:18,551 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 20:08:18,551 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 20:08:18,551 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 20:08:18,551 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 20:08:18,551 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-27 20:08:18,552 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-27 20:08:18,552 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_b4fd9551-2553-414e-87de-96d0e0b9a753/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f08b02f494e898be2e8c5098de245f701022f3f8b39ac6682b3bca3a03512826 [2024-11-27 20:08:18,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 20:08:18,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 20:08:18,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 20:08:18,864 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 20:08:18,865 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 20:08:18,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/loops/insertion_sort-2-2.c [2024-11-27 20:08:21,957 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/data/952b9c1ed/7f2429fd103b4eee9d6f151f265674f1/FLAGa5aade21c [2024-11-27 20:08:22,207 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 20:08:22,208 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/sv-benchmarks/c/loops/insertion_sort-2-2.c [2024-11-27 20:08:22,216 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/data/952b9c1ed/7f2429fd103b4eee9d6f151f265674f1/FLAGa5aade21c [2024-11-27 20:08:22,519 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/data/952b9c1ed/7f2429fd103b4eee9d6f151f265674f1 [2024-11-27 20:08:22,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 20:08:22,525 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 20:08:22,528 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 20:08:22,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 20:08:22,533 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 20:08:22,534 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,535 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3df5c81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22, skipping insertion in model container [2024-11-27 20:08:22,535 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,553 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 20:08:22,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:08:22,787 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 20:08:22,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 20:08:22,826 INFO L204 MainTranslator]: Completed translation [2024-11-27 20:08:22,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22 WrapperNode [2024-11-27 20:08:22,826 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 20:08:22,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 20:08:22,828 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 20:08:22,828 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 20:08:22,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,867 INFO L138 Inliner]: procedures = 15, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2024-11-27 20:08:22,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 20:08:22,868 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 20:08:22,868 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 20:08:22,869 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 20:08:22,880 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,887 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,916 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [2, 8]. 80 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 3 writes are split as follows [0, 3]. [2024-11-27 20:08:22,917 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,931 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,932 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,945 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 20:08:22,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 20:08:22,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 20:08:22,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 20:08:22,953 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (1/1) ... [2024-11-27 20:08:22,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:22,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:22,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:23,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-27 20:08:23,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 20:08:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 20:08:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-27 20:08:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-27 20:08:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-27 20:08:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-27 20:08:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 20:08:23,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 20:08:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-27 20:08:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-27 20:08:23,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-27 20:08:23,109 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 20:08:23,111 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 20:08:23,450 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-27 20:08:23,451 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 20:08:23,467 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 20:08:23,468 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-27 20:08:23,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:08:23 BoogieIcfgContainer [2024-11-27 20:08:23,469 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 20:08:23,470 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-27 20:08:23,471 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-27 20:08:23,478 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-27 20:08:23,479 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 20:08:23,480 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.11 08:08:22" (1/3) ... [2024-11-27 20:08:23,481 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@74f94ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.11 08:08:23, skipping insertion in model container [2024-11-27 20:08:23,482 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 20:08:23,482 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 08:08:22" (2/3) ... [2024-11-27 20:08:23,483 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@74f94ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.11 08:08:23, skipping insertion in model container [2024-11-27 20:08:23,483 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 20:08:23,484 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:08:23" (3/3) ... [2024-11-27 20:08:23,486 INFO L363 chiAutomizerObserver]: Analyzing ICFG insertion_sort-2-2.c [2024-11-27 20:08:23,550 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-27 20:08:23,551 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-27 20:08:23,551 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-27 20:08:23,552 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-27 20:08:23,552 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-27 20:08:23,552 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-27 20:08:23,552 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-27 20:08:23,553 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-27 20:08:23,558 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.4782608695652173) internal successors, (34), 23 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:23,581 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 15 [2024-11-27 20:08:23,582 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:08:23,582 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:08:23,589 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-27 20:08:23,589 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-27 20:08:23,589 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-27 20:08:23,590 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.4782608695652173) internal successors, (34), 23 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:23,592 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 15 [2024-11-27 20:08:23,594 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:08:23,594 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:08:23,595 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-27 20:08:23,595 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-27 20:08:23,603 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~mem10#1, main_#t~post11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~post14#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;" "assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0;" [2024-11-27 20:08:23,603 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" [2024-11-27 20:08:23,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:23,610 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2024-11-27 20:08:23,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:23,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413826519] [2024-11-27 20:08:23,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:23,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:23,745 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:23,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:23,797 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:23,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:23,802 INFO L85 PathProgramCache]: Analyzing trace with hash 1381, now seen corresponding path program 1 times [2024-11-27 20:08:23,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:23,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796918259] [2024-11-27 20:08:23,803 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:23,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:23,832 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:23,850 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:23,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:23,852 INFO L85 PathProgramCache]: Analyzing trace with hash 28695880, now seen corresponding path program 1 times [2024-11-27 20:08:23,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:23,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644520377] [2024-11-27 20:08:23,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:23,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:23,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:23,900 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:23,933 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:24,610 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 20:08:24,612 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 20:08:24,612 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 20:08:24,612 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 20:08:24,613 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 20:08:24,613 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:24,613 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 20:08:24,613 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 20:08:24,613 INFO L132 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2-2.c_Iteration1_Lasso [2024-11-27 20:08:24,613 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 20:08:24,614 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 20:08:24,638 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:24,648 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:24,687 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:24,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:24,696 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:24,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:24,709 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:24,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:24,718 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:25,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:25,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:25,083 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:25,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:25,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:25,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:25,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:25,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:25,665 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 20:08:25,674 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 20:08:25,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:25,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:25,681 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:25,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-27 20:08:25,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:25,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:25,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:25,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:25,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:25,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:25,710 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:25,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:25,713 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:25,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-27 20:08:25,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:25,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:25,727 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:25,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-27 20:08:25,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:25,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:25,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:25,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:25,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:25,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:25,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:25,761 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:25,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:25,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:25,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:25,776 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:25,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-27 20:08:25,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:25,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:25,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:25,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:25,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:25,807 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:25,807 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:25,814 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:25,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-27 20:08:25,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:25,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:25,829 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:25,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-27 20:08:25,833 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 [2024-11-27 20:08:25,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:25,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:25,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:25,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:25,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:25,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:25,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:25,853 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:25,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:25,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:25,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:25,867 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:25,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-27 20:08:25,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:25,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:25,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:25,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:25,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:25,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:25,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:25,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:25,892 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:25,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:25,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:25,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:25,907 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:25,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-27 20:08:25,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:25,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:25,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:25,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:25,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:25,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:25,932 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:25,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:25,936 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:25,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-27 20:08:25,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:25,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:25,950 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:25,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-27 20:08:25,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:25,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:25,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:25,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:25,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:25,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:25,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:25,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:25,977 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:25,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-27 20:08:25,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:25,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:25,992 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:25,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-27 20:08:25,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:26,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:26,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:26,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:26,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:26,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:26,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:26,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:26,017 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:26,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-27 20:08:26,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:26,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:26,031 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:26,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:26,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-27 20:08:26,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:26,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:26,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:26,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:26,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:26,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:26,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:26,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:26,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:26,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:26,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:26,070 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:26,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-27 20:08:26,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:26,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:26,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:26,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:26,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:26,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:26,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:26,100 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:26,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-27 20:08:26,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:26,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:26,114 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:26,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-27 20:08:26,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:26,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:26,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:26,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:26,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:26,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:26,140 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:26,146 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:26,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:26,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:26,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:26,161 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:26,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-27 20:08:26,166 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:26,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:26,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:26,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:26,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:26,187 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:26,187 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:26,197 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:26,208 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:26,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:26,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:26,211 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:26,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-27 20:08:26,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:26,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:26,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:26,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:26,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:26,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:26,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:26,245 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:26,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-27 20:08:26,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:26,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:26,260 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:26,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:26,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-27 20:08:26,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:26,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:26,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:26,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:26,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:26,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:26,290 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:26,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:26,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:26,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:26,304 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:26,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-27 20:08:26,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:26,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:26,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:26,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:26,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:26,332 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:26,333 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:26,343 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:26,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-27 20:08:26,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:26,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:26,355 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:26,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-27 20:08:26,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:26,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:26,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:26,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:26,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:26,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:26,375 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:26,380 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:26,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-27 20:08:26,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:26,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:26,396 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:26,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-27 20:08:26,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:26,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:26,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:26,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:26,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:26,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:26,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:26,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:26,414 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:26,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-27 20:08:26,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:26,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:26,426 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:26,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-27 20:08:26,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:26,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:26,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:26,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:26,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:26,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:26,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:26,452 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:26,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:26,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:26,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:26,467 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:26,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-27 20:08:26,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:26,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:26,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:26,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:26,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:26,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:26,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:26,517 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 20:08:26,562 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-27 20:08:26,566 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-11-27 20:08:26,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:26,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:26,575 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:26,580 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 20:08:26,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-27 20:08:26,601 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-27 20:08:26,601 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 20:08:26,602 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_1, ULTIMATE.start_main_~#v~0#1.offset, ULTIMATE.start_main_~j~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_1 - 1*ULTIMATE.start_main_~#v~0#1.offset - 4*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2024-11-27 20:08:26,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-27 20:08:26,645 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2024-11-27 20:08:26,654 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#v~0!offset [2024-11-27 20:08:26,657 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-27 20:08:26,658 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-27 20:08:26,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:26,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-27 20:08:26,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:26,748 INFO L256 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:08:26,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:26,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 20:08:26,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:26,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:08:26,830 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2024-11-27 20:08:26,832 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.4782608695652173) internal successors, (34), 23 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 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) [2024-11-27 20:08:26,879 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.4782608695652173) internal successors, (34), 23 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 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 48 states and 67 transitions. Complement of second has 6 states. [2024-11-27 20:08:26,882 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 [2024-11-27 20:08:26,888 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) [2024-11-27 20:08:26,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 35 transitions. [2024-11-27 20:08:26,899 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 35 transitions. Stem has 3 letters. Loop has 2 letters. [2024-11-27 20:08:26,900 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:26,904 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 35 transitions. Stem has 5 letters. Loop has 2 letters. [2024-11-27 20:08:26,904 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:26,904 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 35 transitions. Stem has 3 letters. Loop has 4 letters. [2024-11-27 20:08:26,904 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:26,905 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 67 transitions. [2024-11-27 20:08:26,910 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2024-11-27 20:08:26,915 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 21 states and 29 transitions. [2024-11-27 20:08:26,917 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2024-11-27 20:08:26,918 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2024-11-27 20:08:26,919 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 29 transitions. [2024-11-27 20:08:26,923 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-27 20:08:26,923 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 29 transitions. [2024-11-27 20:08:26,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 29 transitions. [2024-11-27 20:08:26,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2024-11-27 20:08:26,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.380952380952381) internal successors, (29), 20 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:26,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 29 transitions. [2024-11-27 20:08:26,952 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 29 transitions. [2024-11-27 20:08:26,953 INFO L425 stractBuchiCegarLoop]: Abstraction has 21 states and 29 transitions. [2024-11-27 20:08:26,953 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-27 20:08:26,953 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 29 transitions. [2024-11-27 20:08:26,954 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2024-11-27 20:08:26,954 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:08:26,954 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:08:26,954 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-27 20:08:26,954 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-27 20:08:26,955 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~mem10#1, main_#t~post11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~post14#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;" "assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0;" "assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);" "main_~j~0#1 := 1;" [2024-11-27 20:08:26,955 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem7#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;main_~i~0#1 := main_~j~0#1 - 1;" "assume !true;" "call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);main_#t~post11#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" [2024-11-27 20:08:26,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:26,958 INFO L85 PathProgramCache]: Analyzing trace with hash 28695946, now seen corresponding path program 1 times [2024-11-27 20:08:26,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:26,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93195268] [2024-11-27 20:08:26,958 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:26,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:26,986 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:27,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:27,007 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:27,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:27,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1759271, now seen corresponding path program 1 times [2024-11-27 20:08:27,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:27,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213799648] [2024-11-27 20:08:27,010 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:27,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:27,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:27,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 20:08:27,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213799648] [2024-11-27 20:08:27,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213799648] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:08:27,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1232882691] [2024-11-27 20:08:27,049 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:27,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:08:27,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:27,051 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:08:27,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-11-27 20:08:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:27,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-27 20:08:27,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:27,110 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:08:27,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1232882691] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:08:27,112 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:08:27,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2, 2] total 2 [2024-11-27 20:08:27,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996791302] [2024-11-27 20:08:27,114 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:08:27,116 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-27 20:08:27,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 20:08:27,118 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 20:08:27,118 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 20:08:27,119 INFO L87 Difference]: Start difference. First operand 21 states and 29 transitions. cyclomatic complexity: 11 Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2024-11-27 20:08:27,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:08:27,125 INFO L93 Difference]: Finished difference Result 20 states and 25 transitions. [2024-11-27 20:08:27,125 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 25 transitions. [2024-11-27 20:08:27,126 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2024-11-27 20:08:27,126 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 19 states and 24 transitions. [2024-11-27 20:08:27,126 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2024-11-27 20:08:27,126 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-27 20:08:27,127 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 24 transitions. [2024-11-27 20:08:27,127 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-27 20:08:27,127 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2024-11-27 20:08:27,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 24 transitions. [2024-11-27 20:08:27,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-11-27 20:08:27,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 18 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:27,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2024-11-27 20:08:27,129 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 24 transitions. [2024-11-27 20:08:27,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 20:08:27,130 INFO L425 stractBuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2024-11-27 20:08:27,130 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-27 20:08:27,130 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 24 transitions. [2024-11-27 20:08:27,131 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2024-11-27 20:08:27,131 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:08:27,131 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:08:27,131 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-27 20:08:27,131 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-27 20:08:27,131 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~mem10#1, main_#t~post11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~post14#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;" "assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0;" "assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);" "main_~j~0#1 := 1;" [2024-11-27 20:08:27,131 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem7#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;main_~i~0#1 := main_~j~0#1 - 1;" "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume main_#t~short9#1;call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short9#1 := main_#t~mem8#1 > main_~key~0#1;" "assume !main_#t~short9#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;" "call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);main_#t~post11#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" [2024-11-27 20:08:27,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:27,133 INFO L85 PathProgramCache]: Analyzing trace with hash 28695946, now seen corresponding path program 2 times [2024-11-27 20:08:27,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:27,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304969553] [2024-11-27 20:08:27,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:27,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:27,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:27,158 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:27,176 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:27,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:27,179 INFO L85 PathProgramCache]: Analyzing trace with hash 1690200590, now seen corresponding path program 1 times [2024-11-27 20:08:27,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:27,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210143010] [2024-11-27 20:08:27,180 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:27,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:27,198 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:27,210 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:27,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:27,211 INFO L85 PathProgramCache]: Analyzing trace with hash -1693434665, now seen corresponding path program 1 times [2024-11-27 20:08:27,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:27,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921610300] [2024-11-27 20:08:27,212 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:27,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:27,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:27,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 20:08:27,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921610300] [2024-11-27 20:08:27,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921610300] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:08:27,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1813340219] [2024-11-27 20:08:27,527 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:27,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:08:27,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:27,530 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:08:27,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-11-27 20:08:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:27,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 20:08:27,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:27,631 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:08:27,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1813340219] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:08:27,688 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:08:27,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 6 [2024-11-27 20:08:27,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043053650] [2024-11-27 20:08:27,690 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:08:27,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 20:08:27,923 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 20:08:27,923 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-27 20:08:27,924 INFO L87 Difference]: Start difference. First operand 19 states and 24 transitions. cyclomatic complexity: 8 Second operand has 6 states, 6 states have (on average 2.5) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:27,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:08:27,998 INFO L93 Difference]: Finished difference Result 24 states and 28 transitions. [2024-11-27 20:08:27,998 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 28 transitions. [2024-11-27 20:08:27,999 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2024-11-27 20:08:27,999 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 20 states and 24 transitions. [2024-11-27 20:08:27,999 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2024-11-27 20:08:27,999 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-27 20:08:28,000 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 24 transitions. [2024-11-27 20:08:28,000 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-27 20:08:28,000 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2024-11-27 20:08:28,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 24 transitions. [2024-11-27 20:08:28,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2024-11-27 20:08:28,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 18 states have internal predecessors, (23), 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) [2024-11-27 20:08:28,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2024-11-27 20:08:28,006 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2024-11-27 20:08:28,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 20:08:28,008 INFO L425 stractBuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2024-11-27 20:08:28,009 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-27 20:08:28,009 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 23 transitions. [2024-11-27 20:08:28,010 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2024-11-27 20:08:28,013 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:08:28,013 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:08:28,014 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:28,014 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-27 20:08:28,014 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~mem10#1, main_#t~post11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~post14#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;" "assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);" "main_~j~0#1 := 1;" [2024-11-27 20:08:28,014 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem7#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;main_~i~0#1 := main_~j~0#1 - 1;" "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume main_#t~short9#1;call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short9#1 := main_#t~mem8#1 > main_~key~0#1;" "assume !main_#t~short9#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;" "call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);main_#t~post11#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" [2024-11-27 20:08:28,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:28,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1806937390, now seen corresponding path program 1 times [2024-11-27 20:08:28,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:28,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853366052] [2024-11-27 20:08:28,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:28,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:28,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:28,042 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:28,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:28,071 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:28,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:28,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1690200590, now seen corresponding path program 2 times [2024-11-27 20:08:28,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:28,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518468578] [2024-11-27 20:08:28,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:28,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:28,099 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:28,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:28,114 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:28,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:28,118 INFO L85 PathProgramCache]: Analyzing trace with hash -525024901, now seen corresponding path program 1 times [2024-11-27 20:08:28,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:28,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52870065] [2024-11-27 20:08:28,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:28,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:28,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:28,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 20:08:28,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52870065] [2024-11-27 20:08:28,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52870065] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:08:28,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1054754986] [2024-11-27 20:08:28,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:28,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:08:28,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:28,495 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:08:28,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-11-27 20:08:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:28,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 20:08:28,573 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:28,652 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:08:28,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1054754986] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:08:28,880 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:08:28,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 10 [2024-11-27 20:08:28,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20476837] [2024-11-27 20:08:28,880 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:08:29,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 20:08:29,121 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-27 20:08:29,122 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-27 20:08:29,122 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. cyclomatic complexity: 7 Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) [2024-11-27 20:08:29,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:08:29,257 INFO L93 Difference]: Finished difference Result 36 states and 44 transitions. [2024-11-27 20:08:29,257 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 44 transitions. [2024-11-27 20:08:29,258 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 19 [2024-11-27 20:08:29,259 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 36 states and 44 transitions. [2024-11-27 20:08:29,259 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2024-11-27 20:08:29,259 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2024-11-27 20:08:29,259 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 44 transitions. [2024-11-27 20:08:29,260 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-27 20:08:29,260 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 44 transitions. [2024-11-27 20:08:29,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 44 transitions. [2024-11-27 20:08:29,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 23. [2024-11-27 20:08:29,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 22 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:29,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 28 transitions. [2024-11-27 20:08:29,263 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 28 transitions. [2024-11-27 20:08:29,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-27 20:08:29,264 INFO L425 stractBuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2024-11-27 20:08:29,264 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-27 20:08:29,264 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 28 transitions. [2024-11-27 20:08:29,265 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2024-11-27 20:08:29,265 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:08:29,265 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:08:29,266 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1] [2024-11-27 20:08:29,266 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-27 20:08:29,266 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~mem10#1, main_#t~post11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~post14#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;" "assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);" "main_~j~0#1 := 1;" [2024-11-27 20:08:29,266 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem7#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;main_~i~0#1 := main_~j~0#1 - 1;" "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume main_#t~short9#1;call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short9#1 := main_#t~mem8#1 > main_~key~0#1;" "assume !main_#t~short9#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;" "call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);main_#t~post11#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" [2024-11-27 20:08:29,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:29,267 INFO L85 PathProgramCache]: Analyzing trace with hash 1299981266, now seen corresponding path program 2 times [2024-11-27 20:08:29,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:29,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159804459] [2024-11-27 20:08:29,268 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:29,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:29,293 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:29,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:29,323 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:29,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:29,323 INFO L85 PathProgramCache]: Analyzing trace with hash 1690200590, now seen corresponding path program 3 times [2024-11-27 20:08:29,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:29,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044190864] [2024-11-27 20:08:29,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:29,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:29,333 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:29,342 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:29,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:29,343 INFO L85 PathProgramCache]: Analyzing trace with hash 1330294047, now seen corresponding path program 2 times [2024-11-27 20:08:29,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:29,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32359725] [2024-11-27 20:08:29,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:29,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:29,368 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:29,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:29,386 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:30,132 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 20:08:30,133 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 20:08:30,133 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 20:08:30,133 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 20:08:30,133 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 20:08:30,133 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:30,133 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 20:08:30,133 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 20:08:30,133 INFO L132 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2-2.c_Iteration5_Lasso [2024-11-27 20:08:30,133 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 20:08:30,133 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 20:08:30,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,140 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,145 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,540 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,543 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,571 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,573 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:30,581 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:31,074 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 20:08:31,075 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 20:08:31,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:31,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:31,079 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:31,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-27 20:08:31,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:31,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:31,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:31,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:31,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:31,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:31,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:31,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:31,101 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:31,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-27 20:08:31,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:31,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:31,112 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:31,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-27 20:08:31,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:31,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:31,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:31,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:31,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:31,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:31,132 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:31,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:31,135 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:31,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:31,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:31,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:31,146 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:31,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-27 20:08:31,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:31,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:31,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:31,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:31,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:31,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:31,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:31,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:31,171 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:31,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:31,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:31,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:31,182 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:31,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-27 20:08:31,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:31,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:31,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:31,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:31,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:31,203 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:31,203 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:31,208 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:31,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-27 20:08:31,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:31,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:31,219 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:31,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-27 20:08:31,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:31,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:31,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:31,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:31,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:31,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:31,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:31,244 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:31,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-27 20:08:31,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:31,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:31,255 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:31,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-27 20:08:31,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:31,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:31,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:31,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:31,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:31,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:31,277 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:31,283 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:31,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-27 20:08:31,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:31,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:31,294 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:31,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-27 20:08:31,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:31,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:31,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:31,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:31,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:31,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:31,314 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:31,318 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:31,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:31,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:31,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:31,329 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:31,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-27 20:08:31,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:31,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:31,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:31,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:31,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:31,353 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:31,353 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:31,358 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:31,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-27 20:08:31,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:31,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:31,370 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:31,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-27 20:08:31,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:31,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:31,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:31,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:31,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:31,389 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:31,389 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:31,395 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:31,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-27 20:08:31,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:31,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:31,406 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:31,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-27 20:08:31,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:31,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:31,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:31,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:31,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:31,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:31,433 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:31,451 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 20:08:31,491 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-11-27 20:08:31,491 INFO L444 ModelExtractionUtils]: 6 out of 16 variables were initially zero. Simplification set additionally 6 variables to zero. [2024-11-27 20:08:31,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:31,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:31,496 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:31,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-27 20:08:31,498 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 20:08:31,517 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-11-27 20:08:31,518 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 20:08:31,518 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_2) = -2*ULTIMATE.start_main_~j~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_2 Supporting invariants [1*ULTIMATE.start_main_~#v~0#1.offset >= 0] [2024-11-27 20:08:31,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-27 20:08:31,550 INFO L156 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2024-11-27 20:08:31,552 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-27 20:08:31,552 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-27 20:08:31,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:31,595 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-27 20:08:31,595 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:31,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:31,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-27 20:08:31,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:31,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:08:31,824 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 4 loop predicates [2024-11-27 20:08:31,824 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 28 transitions. cyclomatic complexity: 8 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:32,005 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 28 transitions. cyclomatic complexity: 8. Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 38 states and 50 transitions. Complement of second has 12 states. [2024-11-27 20:08:32,006 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 [2024-11-27 20:08:32,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:32,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 22 transitions. [2024-11-27 20:08:32,007 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 22 transitions. Stem has 9 letters. Loop has 6 letters. [2024-11-27 20:08:32,007 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:32,007 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 22 transitions. Stem has 15 letters. Loop has 6 letters. [2024-11-27 20:08:32,008 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:32,008 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 22 transitions. Stem has 9 letters. Loop has 12 letters. [2024-11-27 20:08:32,008 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:32,008 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 50 transitions. [2024-11-27 20:08:32,009 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-27 20:08:32,009 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 36 states and 48 transitions. [2024-11-27 20:08:32,009 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2024-11-27 20:08:32,009 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2024-11-27 20:08:32,010 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 48 transitions. [2024-11-27 20:08:32,010 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 20:08:32,010 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 48 transitions. [2024-11-27 20:08:32,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 48 transitions. [2024-11-27 20:08:32,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 29. [2024-11-27 20:08:32,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.3103448275862069) internal successors, (38), 28 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:32,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 38 transitions. [2024-11-27 20:08:32,011 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 38 transitions. [2024-11-27 20:08:32,012 INFO L425 stractBuchiCegarLoop]: Abstraction has 29 states and 38 transitions. [2024-11-27 20:08:32,012 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-27 20:08:32,012 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 38 transitions. [2024-11-27 20:08:32,012 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-27 20:08:32,012 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:08:32,012 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:08:32,016 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:32,017 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-27 20:08:32,017 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~mem10#1, main_#t~post11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~post14#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;" "assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);" "main_~j~0#1 := 1;" "assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);" "main_~k~0#1 := 1;" [2024-11-27 20:08:32,017 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~k~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem12#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (main_~k~0#1 - 1), 4);call main_#t~mem13#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~k~0#1, 4);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_#t~mem12#1 <= main_#t~mem13#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;main_#t~post14#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1;" [2024-11-27 20:08:32,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:32,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1300045161, now seen corresponding path program 1 times [2024-11-27 20:08:32,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:32,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986024059] [2024-11-27 20:08:32,018 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:32,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:32,044 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:32,054 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:32,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:32,054 INFO L85 PathProgramCache]: Analyzing trace with hash 2836392, now seen corresponding path program 1 times [2024-11-27 20:08:32,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:32,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117583737] [2024-11-27 20:08:32,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:32,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:32,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-27 20:08:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:32,068 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:32,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:32,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:32,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:32,074 INFO L85 PathProgramCache]: Analyzing trace with hash -443846384, now seen corresponding path program 1 times [2024-11-27 20:08:32,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:32,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003682191] [2024-11-27 20:08:32,075 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:32,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:32,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 20:08:32,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003682191] [2024-11-27 20:08:32,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003682191] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:08:32,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1892199140] [2024-11-27 20:08:32,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:32,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:08:32,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:32,277 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:08:32,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2024-11-27 20:08:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:32,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 20:08:32,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:32,373 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:08:32,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1892199140] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:08:32,492 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:08:32,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 10 [2024-11-27 20:08:32,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008153398] [2024-11-27 20:08:32,492 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:08:32,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 20:08:32,595 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-27 20:08:32,595 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-27 20:08:32,597 INFO L87 Difference]: Start difference. First operand 29 states and 38 transitions. cyclomatic complexity: 13 Second operand has 10 states, 10 states have (on average 2.3) internal successors, (23), 10 states have internal predecessors, (23), 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) [2024-11-27 20:08:32,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:08:32,699 INFO L93 Difference]: Finished difference Result 43 states and 54 transitions. [2024-11-27 20:08:32,699 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 54 transitions. [2024-11-27 20:08:32,700 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 12 [2024-11-27 20:08:32,700 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 39 states and 49 transitions. [2024-11-27 20:08:32,700 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2024-11-27 20:08:32,701 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2024-11-27 20:08:32,701 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 49 transitions. [2024-11-27 20:08:32,701 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 20:08:32,701 INFO L218 hiAutomatonCegarLoop]: Abstraction has 39 states and 49 transitions. [2024-11-27 20:08:32,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 49 transitions. [2024-11-27 20:08:32,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 27. [2024-11-27 20:08:32,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.2592592592592593) internal successors, (34), 26 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:32,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2024-11-27 20:08:32,705 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 34 transitions. [2024-11-27 20:08:32,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-27 20:08:32,707 INFO L425 stractBuchiCegarLoop]: Abstraction has 27 states and 34 transitions. [2024-11-27 20:08:32,707 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-27 20:08:32,707 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 34 transitions. [2024-11-27 20:08:32,707 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-27 20:08:32,710 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:08:32,710 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:08:32,710 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:32,710 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-27 20:08:32,711 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~mem10#1, main_#t~post11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~post14#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;" "assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);" "main_~j~0#1 := 1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem7#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;main_~i~0#1 := main_~j~0#1 - 1;" [2024-11-27 20:08:32,711 INFO L749 eck$LassoCheckResult]: Loop: "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume main_#t~short9#1;call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short9#1 := main_#t~mem8#1 > main_~key~0#1;" "assume main_#t~short9#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;" "call main_#t~mem10#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);call write~int#1(main_#t~mem10#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);havoc main_#t~mem10#1;main_~i~0#1 := main_~i~0#1 - 1;" [2024-11-27 20:08:32,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:32,711 INFO L85 PathProgramCache]: Analyzing trace with hash -553485642, now seen corresponding path program 1 times [2024-11-27 20:08:32,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:32,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580167780] [2024-11-27 20:08:32,711 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:32,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:32,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:32,735 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:32,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:32,775 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:32,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:32,778 INFO L85 PathProgramCache]: Analyzing trace with hash 2004136, now seen corresponding path program 1 times [2024-11-27 20:08:32,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:32,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67583263] [2024-11-27 20:08:32,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:32,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:32,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:32,783 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:32,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:32,790 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:32,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:32,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1330293981, now seen corresponding path program 1 times [2024-11-27 20:08:32,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:32,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627961211] [2024-11-27 20:08:32,792 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:32,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:32,810 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:32,830 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:33,385 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 20:08:33,385 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 20:08:33,385 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 20:08:33,386 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 20:08:33,386 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 20:08:33,386 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:33,386 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 20:08:33,386 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 20:08:33,386 INFO L132 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2-2.c_Iteration7_Lasso [2024-11-27 20:08:33,386 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 20:08:33,386 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 20:08:33,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,734 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,736 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,752 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,760 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,764 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,766 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,769 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:33,772 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:34,197 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 20:08:34,197 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 20:08:34,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:34,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:34,200 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:34,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-27 20:08:34,203 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 [2024-11-27 20:08:34,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:34,217 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:34,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:34,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:34,220 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:34,220 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:34,227 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:34,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-27 20:08:34,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:34,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:34,247 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:34,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-27 20:08:34,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:34,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:34,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:34,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:34,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:34,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:34,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:34,280 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:34,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:34,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:34,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:34,296 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:34,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-27 20:08:34,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:34,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:34,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:34,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:34,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:34,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:34,325 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:34,331 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:34,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-11-27 20:08:34,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:34,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:34,347 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:34,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-27 20:08:34,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:34,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:34,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:34,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:34,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:34,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:34,376 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:34,382 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:34,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-27 20:08:34,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:34,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:34,402 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:34,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-27 20:08:34,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:34,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:34,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:34,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:34,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:34,427 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:34,427 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:34,433 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:34,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-27 20:08:34,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:34,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:34,449 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:34,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-27 20:08:34,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:34,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:34,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:34,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:34,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:34,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:34,480 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:34,496 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 20:08:34,526 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-27 20:08:34,526 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-27 20:08:34,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:34,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:34,531 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:34,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-27 20:08:34,534 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 20:08:34,557 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-27 20:08:34,557 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 20:08:34,558 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = 2*ULTIMATE.start_main_~i~0#1 + 1 Supporting invariants [] [2024-11-27 20:08:34,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:34,590 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2024-11-27 20:08:34,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:34,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:08:34,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:34,680 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 20:08:34,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:34,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:08:34,749 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-27 20:08:34,749 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 34 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:34,809 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 34 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 52 states and 66 transitions. Complement of second has 9 states. [2024-11-27 20:08:34,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-27 20:08:34,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:34,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2024-11-27 20:08:34,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 11 letters. Loop has 4 letters. [2024-11-27 20:08:34,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:34,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 15 letters. Loop has 4 letters. [2024-11-27 20:08:34,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:34,812 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 11 letters. Loop has 8 letters. [2024-11-27 20:08:34,812 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:34,813 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 66 transitions. [2024-11-27 20:08:34,814 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-27 20:08:34,814 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 38 states and 47 transitions. [2024-11-27 20:08:34,814 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-27 20:08:34,814 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-11-27 20:08:34,815 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 47 transitions. [2024-11-27 20:08:34,815 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 20:08:34,815 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 47 transitions. [2024-11-27 20:08:34,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 47 transitions. [2024-11-27 20:08:34,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 34. [2024-11-27 20:08:34,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 33 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:34,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 43 transitions. [2024-11-27 20:08:34,818 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 43 transitions. [2024-11-27 20:08:34,818 INFO L425 stractBuchiCegarLoop]: Abstraction has 34 states and 43 transitions. [2024-11-27 20:08:34,818 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-27 20:08:34,818 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 43 transitions. [2024-11-27 20:08:34,819 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-27 20:08:34,819 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:08:34,819 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:08:34,819 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:34,820 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-27 20:08:34,820 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~mem10#1, main_#t~post11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~post14#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;" "assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);" "main_~j~0#1 := 1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem7#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;main_~i~0#1 := main_~j~0#1 - 1;" "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume !main_#t~short9#1;" "assume !main_#t~short9#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;" "call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);main_#t~post11#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem7#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;main_~i~0#1 := main_~j~0#1 - 1;" [2024-11-27 20:08:34,820 INFO L749 eck$LassoCheckResult]: Loop: "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume main_#t~short9#1;call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short9#1 := main_#t~mem8#1 > main_~key~0#1;" "assume main_#t~short9#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;" "call main_#t~mem10#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);call write~int#1(main_#t~mem10#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);havoc main_#t~mem10#1;main_~i~0#1 := main_~i~0#1 - 1;" [2024-11-27 20:08:34,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:34,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1485827131, now seen corresponding path program 1 times [2024-11-27 20:08:34,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:34,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119467711] [2024-11-27 20:08:34,821 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:34,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:34,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:34,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 20:08:34,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119467711] [2024-11-27 20:08:34,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119467711] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:08:34,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [58124598] [2024-11-27 20:08:34,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:34,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:08:34,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:34,955 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:08:34,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2024-11-27 20:08:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:35,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 20:08:35,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:35,071 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:08:35,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [58124598] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:08:35,098 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:08:35,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-11-27 20:08:35,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414431038] [2024-11-27 20:08:35,098 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:08:35,098 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-27 20:08:35,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:35,099 INFO L85 PathProgramCache]: Analyzing trace with hash 2004136, now seen corresponding path program 2 times [2024-11-27 20:08:35,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:35,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834200324] [2024-11-27 20:08:35,099 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:35,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:35,111 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:35,120 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:35,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 20:08:35,274 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-27 20:08:35,274 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-27 20:08:35,274 INFO L87 Difference]: Start difference. First operand 34 states and 43 transitions. cyclomatic complexity: 14 Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:35,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-27 20:08:35,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:08:35,423 INFO L93 Difference]: Finished difference Result 51 states and 62 transitions. [2024-11-27 20:08:35,423 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 62 transitions. [2024-11-27 20:08:35,424 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-27 20:08:35,430 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 51 states and 62 transitions. [2024-11-27 20:08:35,430 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-11-27 20:08:35,430 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-27 20:08:35,430 INFO L73 IsDeterministic]: Start isDeterministic. Operand 51 states and 62 transitions. [2024-11-27 20:08:35,431 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 20:08:35,431 INFO L218 hiAutomatonCegarLoop]: Abstraction has 51 states and 62 transitions. [2024-11-27 20:08:35,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states and 62 transitions. [2024-11-27 20:08:35,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 41. [2024-11-27 20:08:35,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 40 states have internal predecessors, (51), 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) [2024-11-27 20:08:35,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 51 transitions. [2024-11-27 20:08:35,438 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 51 transitions. [2024-11-27 20:08:35,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-27 20:08:35,440 INFO L425 stractBuchiCegarLoop]: Abstraction has 41 states and 51 transitions. [2024-11-27 20:08:35,443 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-27 20:08:35,443 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 51 transitions. [2024-11-27 20:08:35,444 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-27 20:08:35,444 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:08:35,444 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:08:35,445 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:35,445 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-27 20:08:35,445 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~mem10#1, main_#t~post11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~post14#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;" "assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);" "main_~j~0#1 := 1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem7#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;main_~i~0#1 := main_~j~0#1 - 1;" "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume main_#t~short9#1;call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short9#1 := main_#t~mem8#1 > main_~key~0#1;" "assume !main_#t~short9#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;" "call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);main_#t~post11#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);" "main_~k~0#1 := 1;" [2024-11-27 20:08:35,445 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~k~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem12#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (main_~k~0#1 - 1), 4);call main_#t~mem13#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~k~0#1, 4);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_#t~mem12#1 <= main_#t~mem13#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;main_#t~post14#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1;" [2024-11-27 20:08:35,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:35,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1487674086, now seen corresponding path program 1 times [2024-11-27 20:08:35,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:35,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461406867] [2024-11-27 20:08:35,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:35,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:35,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:35,474 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:35,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:35,498 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:35,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:35,500 INFO L85 PathProgramCache]: Analyzing trace with hash 2836392, now seen corresponding path program 2 times [2024-11-27 20:08:35,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:35,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922109486] [2024-11-27 20:08:35,501 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:35,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:35,508 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:35,516 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:35,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:35,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1650784321, now seen corresponding path program 1 times [2024-11-27 20:08:35,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:35,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044315521] [2024-11-27 20:08:35,523 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:35,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:35,550 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:35,570 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:36,838 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 20:08:36,838 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 20:08:36,838 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 20:08:36,838 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 20:08:36,838 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 20:08:36,839 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:36,839 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 20:08:36,839 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 20:08:36,839 INFO L132 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2-2.c_Iteration9_Lasso [2024-11-27 20:08:36,839 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 20:08:36,839 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 20:08:36,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,288 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,292 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,295 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,302 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,305 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,308 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,314 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,321 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,341 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,344 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,347 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,351 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,354 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:37,883 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 20:08:37,883 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 20:08:37,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:37,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:37,886 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:37,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-27 20:08:37,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:37,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:37,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:37,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:37,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:37,908 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:37,908 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:37,913 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:37,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:37,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:37,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:37,927 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:37,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-27 20:08:37,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:37,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:37,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:37,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:37,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:37,957 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:37,957 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:37,980 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 20:08:38,017 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-27 20:08:38,017 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-27 20:08:38,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:38,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:38,021 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:38,026 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 20:08:38,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-27 20:08:38,047 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-27 20:08:38,047 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 20:08:38,047 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~k~0#1, ULTIMATE.start_main_~#v~0#1.offset, v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_4) = -4*ULTIMATE.start_main_~k~0#1 - 1*ULTIMATE.start_main_~#v~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_4 Supporting invariants [] [2024-11-27 20:08:38,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:38,077 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-11-27 20:08:38,079 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#v~0!offset [2024-11-27 20:08:38,080 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-27 20:08:38,080 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-27 20:08:38,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:38,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:38,128 INFO L256 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:08:38,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:38,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-27 20:08:38,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:38,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:08:38,225 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 [2024-11-27 20:08:38,225 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 41 states and 51 transitions. cyclomatic complexity: 15 Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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) [2024-11-27 20:08:38,261 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 41 states and 51 transitions. cyclomatic complexity: 15. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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 45 states and 56 transitions. Complement of second has 6 states. [2024-11-27 20:08:38,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-27 20:08:38,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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) [2024-11-27 20:08:38,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 22 transitions. [2024-11-27 20:08:38,263 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 17 letters. Loop has 4 letters. [2024-11-27 20:08:38,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:38,263 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 21 letters. Loop has 4 letters. [2024-11-27 20:08:38,264 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:38,264 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 17 letters. Loop has 8 letters. [2024-11-27 20:08:38,264 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:38,264 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 56 transitions. [2024-11-27 20:08:38,265 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-27 20:08:38,268 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 36 states and 45 transitions. [2024-11-27 20:08:38,269 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2024-11-27 20:08:38,269 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2024-11-27 20:08:38,269 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 45 transitions. [2024-11-27 20:08:38,270 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 20:08:38,270 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 45 transitions. [2024-11-27 20:08:38,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 45 transitions. [2024-11-27 20:08:38,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2024-11-27 20:08:38,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.25) internal successors, (45), 35 states have internal predecessors, (45), 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) [2024-11-27 20:08:38,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 45 transitions. [2024-11-27 20:08:38,277 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 45 transitions. [2024-11-27 20:08:38,277 INFO L425 stractBuchiCegarLoop]: Abstraction has 36 states and 45 transitions. [2024-11-27 20:08:38,277 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-27 20:08:38,277 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 45 transitions. [2024-11-27 20:08:38,278 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-27 20:08:38,278 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:08:38,278 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:08:38,279 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:38,279 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-27 20:08:38,279 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~mem10#1, main_#t~post11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~post14#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;" "assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);" "main_~j~0#1 := 1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem7#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;main_~i~0#1 := main_~j~0#1 - 1;" "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume main_#t~short9#1;call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short9#1 := main_#t~mem8#1 > main_~key~0#1;" "assume !main_#t~short9#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;" "call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);main_#t~post11#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem7#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;main_~i~0#1 := main_~j~0#1 - 1;" "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume main_#t~short9#1;call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short9#1 := main_#t~mem8#1 > main_~key~0#1;" [2024-11-27 20:08:38,279 INFO L749 eck$LassoCheckResult]: Loop: "assume main_#t~short9#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;" "call main_#t~mem10#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);call write~int#1(main_#t~mem10#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);havoc main_#t~mem10#1;main_~i~0#1 := main_~i~0#1 - 1;" "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume main_#t~short9#1;call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short9#1 := main_#t~mem8#1 > main_~key~0#1;" [2024-11-27 20:08:38,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:38,279 INFO L85 PathProgramCache]: Analyzing trace with hash 569230438, now seen corresponding path program 3 times [2024-11-27 20:08:38,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:38,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410494473] [2024-11-27 20:08:38,280 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:38,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:38,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:38,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:38,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-27 20:08:38,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410494473] [2024-11-27 20:08:38,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410494473] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-27 20:08:38,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1187867403] [2024-11-27 20:08:38,582 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:38,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-27 20:08:38,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:38,585 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-27 20:08:38,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2024-11-27 20:08:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:38,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-27 20:08:38,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:38,783 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-27 20:08:39,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1187867403] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-27 20:08:39,029 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-27 20:08:39,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2024-11-27 20:08:39,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104661143] [2024-11-27 20:08:39,029 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-27 20:08:39,030 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-27 20:08:39,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:39,030 INFO L85 PathProgramCache]: Analyzing trace with hash 2281576, now seen corresponding path program 3 times [2024-11-27 20:08:39,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:39,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458957997] [2024-11-27 20:08:39,030 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:39,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:39,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:39,040 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:39,054 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:39,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-27 20:08:39,326 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-27 20:08:39,327 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-27 20:08:39,327 INFO L87 Difference]: Start difference. First operand 36 states and 45 transitions. cyclomatic complexity: 13 Second operand has 13 states, 13 states have (on average 2.6153846153846154) internal successors, (34), 13 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:39,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 20:08:39,561 INFO L93 Difference]: Finished difference Result 70 states and 87 transitions. [2024-11-27 20:08:39,561 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 70 states and 87 transitions. [2024-11-27 20:08:39,562 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-27 20:08:39,563 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 70 states to 56 states and 69 transitions. [2024-11-27 20:08:39,563 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-11-27 20:08:39,563 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-27 20:08:39,564 INFO L73 IsDeterministic]: Start isDeterministic. Operand 56 states and 69 transitions. [2024-11-27 20:08:39,564 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-27 20:08:39,564 INFO L218 hiAutomatonCegarLoop]: Abstraction has 56 states and 69 transitions. [2024-11-27 20:08:39,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states and 69 transitions. [2024-11-27 20:08:39,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 38. [2024-11-27 20:08:39,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.236842105263158) internal successors, (47), 37 states have internal predecessors, (47), 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) [2024-11-27 20:08:39,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 47 transitions. [2024-11-27 20:08:39,568 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 47 transitions. [2024-11-27 20:08:39,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-27 20:08:39,569 INFO L425 stractBuchiCegarLoop]: Abstraction has 38 states and 47 transitions. [2024-11-27 20:08:39,569 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-27 20:08:39,569 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 47 transitions. [2024-11-27 20:08:39,570 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-27 20:08:39,570 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 20:08:39,570 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 20:08:39,571 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 20:08:39,571 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-27 20:08:39,571 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_#t~post6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~short9#1, main_#t~mem10#1, main_#t~post11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~post14#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;" "assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post6#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);" "main_~j~0#1 := 1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem7#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;main_~i~0#1 := main_~j~0#1 - 1;" "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume main_#t~short9#1;call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short9#1 := main_#t~mem8#1 > main_~key~0#1;" "assume !main_#t~short9#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;" "call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);main_#t~post11#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1;" "assume main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296;" "call main_#t~mem7#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;main_~i~0#1 := main_~j~0#1 - 1;" "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume main_#t~short9#1;call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short9#1 := main_#t~mem8#1 > main_~key~0#1;" [2024-11-27 20:08:39,572 INFO L749 eck$LassoCheckResult]: Loop: "assume main_#t~short9#1;havoc main_#t~mem8#1;havoc main_#t~short9#1;" "call main_#t~mem10#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);call write~int#1(main_#t~mem10#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);havoc main_#t~mem10#1;main_~i~0#1 := main_~i~0#1 - 1;" "main_#t~short9#1 := main_~i~0#1 >= 0;" "assume main_#t~short9#1;call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short9#1 := main_#t~mem8#1 > main_~key~0#1;" [2024-11-27 20:08:39,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:39,572 INFO L85 PathProgramCache]: Analyzing trace with hash -928684790, now seen corresponding path program 4 times [2024-11-27 20:08:39,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:39,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048966773] [2024-11-27 20:08:39,573 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:39,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:39,602 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:39,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:39,624 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:39,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:39,625 INFO L85 PathProgramCache]: Analyzing trace with hash 2281576, now seen corresponding path program 4 times [2024-11-27 20:08:39,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:39,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784537538] [2024-11-27 20:08:39,625 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:39,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:39,632 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:39,637 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:39,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:39,638 INFO L85 PathProgramCache]: Analyzing trace with hash 2114750705, now seen corresponding path program 1 times [2024-11-27 20:08:39,638 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 20:08:39,638 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489896267] [2024-11-27 20:08:39,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 20:08:39,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 20:08:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:39,689 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 20:08:39,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 20:08:39,751 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 20:08:41,519 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 20:08:41,519 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 20:08:41,519 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 20:08:41,519 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 20:08:41,520 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 20:08:41,520 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:41,520 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 20:08:41,520 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 20:08:41,520 INFO L132 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2-2.c_Iteration11_Lasso [2024-11-27 20:08:41,520 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 20:08:41,520 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 20:08:41,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:41,538 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:41,541 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:41,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:41,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:41,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:41,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:41,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:41,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:41,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:42,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:42,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:42,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:42,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:42,101 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 20:08:42,789 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 20:08:42,789 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 20:08:42,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:42,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:42,793 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:42,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-27 20:08:42,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:42,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:42,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:42,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:42,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:42,819 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:42,819 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:42,825 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:42,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-27 20:08:42,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:42,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:42,837 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:42,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-27 20:08:42,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:42,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:42,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:42,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:42,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:42,856 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:42,856 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:42,860 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:42,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-27 20:08:42,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:42,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:42,870 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:42,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-27 20:08:42,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:42,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:42,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:42,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:42,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:42,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:42,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:42,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:42,889 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:42,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-27 20:08:42,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:42,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:42,899 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:42,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-27 20:08:42,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:42,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:42,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:42,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:42,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:42,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:42,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:42,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:42,923 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:42,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-27 20:08:42,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:42,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:42,938 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:42,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-27 20:08:42,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:42,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:42,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:42,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:42,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:42,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:42,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:42,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:42,964 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:42,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-11-27 20:08:42,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:42,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:42,985 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:42,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:42,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-27 20:08:43,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:43,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:43,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:43,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:43,010 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:43,011 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:43,017 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:43,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-27 20:08:43,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:43,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:43,032 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:43,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-27 20:08:43,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:43,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:43,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:43,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:43,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:43,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:43,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:43,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:43,060 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:43,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-27 20:08:43,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:43,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:43,075 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:43,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-27 20:08:43,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:43,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:43,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:43,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:43,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:43,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:43,098 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:43,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:43,100 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:43,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-27 20:08:43,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:43,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:43,115 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:43,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:43,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-27 20:08:43,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:43,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:43,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:43,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:43,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:43,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:43,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:43,142 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:43,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:43,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:43,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:43,157 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:43,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-27 20:08:43,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:43,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:43,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 20:08:43,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:43,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:43,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:43,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 20:08:43,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 20:08:43,182 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 20:08:43,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-27 20:08:43,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:43,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:43,193 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:43,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-27 20:08:43,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-27 20:08:43,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 20:08:43,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 20:08:43,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 20:08:43,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 20:08:43,216 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-27 20:08:43,216 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-27 20:08:43,230 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 20:08:43,250 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-27 20:08:43,250 INFO L444 ModelExtractionUtils]: 7 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-27 20:08:43,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 20:08:43,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 20:08:43,252 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 20:08:43,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-27 20:08:43,255 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 20:08:43,269 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-27 20:08:43,269 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 20:08:43,270 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2024-11-27 20:08:43,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-27 20:08:43,302 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-11-27 20:08:43,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:43,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:08:43,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:43,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-27 20:08:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:43,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 20:08:43,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:43,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:08:43,487 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-27 20:08:43,488 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 47 transitions. cyclomatic complexity: 13 Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:43,544 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 47 transitions. cyclomatic complexity: 13. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 51 states and 61 transitions. Complement of second has 9 states. [2024-11-27 20:08:43,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-27 20:08:43,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:43,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 20 transitions. [2024-11-27 20:08:43,546 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 21 letters. Loop has 4 letters. [2024-11-27 20:08:43,546 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:43,546 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-27 20:08:43,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:43,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:08:43,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:43,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 20:08:43,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:43,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:08:43,705 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-27 20:08:43,705 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 47 transitions. cyclomatic complexity: 13 Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:43,760 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 47 transitions. cyclomatic complexity: 13. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 52 states and 62 transitions. Complement of second has 9 states. [2024-11-27 20:08:43,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-27 20:08:43,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:43,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 20 transitions. [2024-11-27 20:08:43,763 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 21 letters. Loop has 4 letters. [2024-11-27 20:08:43,763 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:43,763 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-27 20:08:43,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 20:08:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:43,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-27 20:08:43,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:43,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 20:08:43,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-27 20:08:43,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 20:08:43,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 20:08:43,933 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2024-11-27 20:08:43,933 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 47 transitions. cyclomatic complexity: 13 Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:43,995 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 47 transitions. cyclomatic complexity: 13. Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 64 states and 80 transitions. Complement of second has 8 states. [2024-11-27 20:08:43,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-27 20:08:43,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 20:08:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2024-11-27 20:08:43,997 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 21 letters. Loop has 4 letters. [2024-11-27 20:08:43,998 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:43,998 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 25 letters. Loop has 4 letters. [2024-11-27 20:08:43,998 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:44,002 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 21 letters. Loop has 8 letters. [2024-11-27 20:08:44,003 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 20:08:44,003 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 64 states and 80 transitions. [2024-11-27 20:08:44,004 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-27 20:08:44,004 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 64 states to 0 states and 0 transitions. [2024-11-27 20:08:44,004 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-27 20:08:44,004 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-27 20:08:44,005 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-27 20:08:44,005 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-27 20:08:44,005 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 20:08:44,005 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 20:08:44,005 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 20:08:44,005 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-27 20:08:44,005 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-27 20:08:44,005 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-27 20:08:44,005 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-27 20:08:44,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.11 08:08:44 BoogieIcfgContainer [2024-11-27 20:08:44,024 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-27 20:08:44,026 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 20:08:44,026 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 20:08:44,026 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 20:08:44,027 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 08:08:23" (3/4) ... [2024-11-27 20:08:44,030 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 20:08:44,031 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 20:08:44,032 INFO L158 Benchmark]: Toolchain (without parser) took 21506.86ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 117.6MB in the beginning and 103.1MB in the end (delta: 14.6MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2024-11-27 20:08:44,033 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 74.5MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:08:44,034 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.39ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.3MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:08:44,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.23ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:08:44,034 INFO L158 Benchmark]: Boogie Preprocessor took 82.54ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 103.6MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:08:44,036 INFO L158 Benchmark]: RCFGBuilder took 517.89ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 90.9MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 20:08:44,036 INFO L158 Benchmark]: BuchiAutomizer took 20554.56ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 90.9MB in the beginning and 104.7MB in the end (delta: -13.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-11-27 20:08:44,037 INFO L158 Benchmark]: Witness Printer took 5.31ms. Allocated memory is still 176.2MB. Free memory was 104.7MB in the beginning and 103.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 20:08:44,039 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory was 74.7MB in the beginning and 74.5MB in the end (delta: 196.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.39ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 106.3MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.23ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 82.54ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 103.6MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 517.89ms. Allocated memory is still 142.6MB. Free memory was 103.6MB in the beginning and 90.9MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 20554.56ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 90.9MB in the beginning and 104.7MB in the end (delta: -13.8MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Witness Printer took 5.31ms. Allocated memory is still 176.2MB. Free memory was 104.7MB in the beginning and 103.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#v~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#v~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 11 terminating modules (6 trivial, 4 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 7 locations. One deterministic module has affine ranking function (((long long) 2 * i) + 1) and consists of 5 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function i and consists of 5 locations. 6 modules have a trivial ranking function, the largest among these consists of 13 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 20.4s and 12 iterations. TraceHistogramMax:3. Analysis of lassos took 17.7s. Construction of modules took 0.6s. Büchi inclusion checks took 1.9s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 6. Automata minimization 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 65 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 251 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 245 mSDsluCounter, 503 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 313 mSDsCounter, 52 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 463 IncrementalHoareTripleChecker+Invalid, 515 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52 mSolverCounterUnsat, 190 mSDtfsCounter, 463 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc3 concLT0 SILN0 SILU2 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital194 mio100 ax100 hnf100 lsp95 ukn67 mio100 lsp40 div339 bol100 ite100 ukn100 eq143 hnf95 smp49 dnf128 smp90 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 35ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-27 20:08:44,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Ended with exit code 0 [2024-11-27 20:08:44,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2024-11-27 20:08:44,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2024-11-27 20:08:44,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-11-27 20:08:44,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-11-27 20:08:45,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-11-27 20:08:45,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4fd9551-2553-414e-87de-96d0e0b9a753/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