./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.17-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.17-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 93cff60adb183fef3af5f3af7541e684acb33c49f5e09dc255d0e19d271c8517 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:18:01,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:18:02,030 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-12 02:18:02,036 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:18:02,036 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:18:02,062 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:18:02,063 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:18:02,064 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:18:02,065 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:18:02,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:18:02,066 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:18:02,066 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:18:02,067 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:18:02,067 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:18:02,068 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:18:02,069 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:18:02,069 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:18:02,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:18:02,070 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:18:02,070 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:18:02,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:18:02,071 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:18:02,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:18:02,072 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:18:02,073 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:18:02,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:18:02,073 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:18:02,074 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:18:02,074 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:18:02,075 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:18:02,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:18:02,075 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:18:02,076 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:18:02,076 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93cff60adb183fef3af5f3af7541e684acb33c49f5e09dc255d0e19d271c8517 [2023-11-12 02:18:02,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:18:02,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:18:02,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:18:02,402 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:18:02,403 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:18:02,404 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/termination-memory-alloca/b.17-alloca.i [2023-11-12 02:18:05,568 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:18:05,807 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:18:05,808 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/sv-benchmarks/c/termination-memory-alloca/b.17-alloca.i [2023-11-12 02:18:05,822 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/data/cd464ca6f/9d41476b720a4667af5991817b0364ff/FLAG8e0246d67 [2023-11-12 02:18:05,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/data/cd464ca6f/9d41476b720a4667af5991817b0364ff [2023-11-12 02:18:05,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:18:05,853 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:18:05,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:18:05,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:18:05,860 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:18:05,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:18:05" (1/1) ... [2023-11-12 02:18:05,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b85ebf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:05, skipping insertion in model container [2023-11-12 02:18:05,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:18:05" (1/1) ... [2023-11-12 02:18:05,911 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:18:06,292 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:18:06,305 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:18:06,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:18:06,401 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:18:06,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06 WrapperNode [2023-11-12 02:18:06,402 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:18:06,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:18:06,404 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:18:06,404 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:18:06,412 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06" (1/1) ... [2023-11-12 02:18:06,435 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06" (1/1) ... [2023-11-12 02:18:06,458 INFO L138 Inliner]: procedures = 111, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2023-11-12 02:18:06,459 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:18:06,460 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:18:06,460 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:18:06,460 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:18:06,469 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06" (1/1) ... [2023-11-12 02:18:06,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06" (1/1) ... [2023-11-12 02:18:06,473 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06" (1/1) ... [2023-11-12 02:18:06,473 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06" (1/1) ... [2023-11-12 02:18:06,478 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06" (1/1) ... [2023-11-12 02:18:06,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06" (1/1) ... [2023-11-12 02:18:06,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06" (1/1) ... [2023-11-12 02:18:06,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06" (1/1) ... [2023-11-12 02:18:06,487 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:18:06,488 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:18:06,488 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:18:06,489 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:18:06,490 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06" (1/1) ... [2023-11-12 02:18:06,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:06,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:06,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:06,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:18:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:18:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:18:06,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:18:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:18:06,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:18:06,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:18:06,687 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:18:06,690 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:18:06,841 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:18:06,846 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:18:06,847 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 02:18:06,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:18:06 BoogieIcfgContainer [2023-11-12 02:18:06,849 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:18:06,850 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:18:06,850 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:18:06,854 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:18:06,855 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:18:06,855 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:18:05" (1/3) ... [2023-11-12 02:18:06,856 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62b57f3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:18:06, skipping insertion in model container [2023-11-12 02:18:06,857 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:18:06,857 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:06" (2/3) ... [2023-11-12 02:18:06,857 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62b57f3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:18:06, skipping insertion in model container [2023-11-12 02:18:06,858 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:18:06,858 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:18:06" (3/3) ... [2023-11-12 02:18:06,859 INFO L332 chiAutomizerObserver]: Analyzing ICFG b.17-alloca.i [2023-11-12 02:18:06,921 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:18:06,921 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:18:06,921 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:18:06,922 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:18:06,922 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:18:06,922 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:18:06,922 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:18:06,922 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:18:06,927 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) [2023-11-12 02:18:06,949 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-12 02:18:06,951 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:18:06,951 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:18:06,957 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:18:06,958 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-12 02:18:06,958 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-12 02:18:06,959 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) [2023-11-12 02:18:06,961 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-12 02:18:06,964 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:18:06,964 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:18:06,965 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:18:06,965 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-12 02:18:06,975 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem12#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 8#L557-3true [2023-11-12 02:18:06,998 INFO L750 eck$LassoCheckResult]: Loop: 8#L557-3true call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 10#L557-1true assume !!(test_fun_#t~mem6#1 > test_fun_#t~mem7#1);havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1; 4#L558-3true assume !true; 12#L558-4true call test_fun_#t~mem11#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_#t~mem11#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 8#L557-3true [2023-11-12 02:18:07,004 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:07,006 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-12 02:18:07,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:07,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523781316] [2023-11-12 02:18:07,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:07,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:07,323 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:07,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:07,408 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:07,413 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:07,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1144360, now seen corresponding path program 1 times [2023-11-12 02:18:07,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:07,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806717942] [2023-11-12 02:18:07,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:07,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:18:07,483 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:18:07,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806717942] [2023-11-12 02:18:07,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806717942] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:18:07,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:18:07,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:18:07,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451680773] [2023-11-12 02:18:07,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:18:07,490 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-12 02:18:07,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:18:07,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:18:07,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:18:07,533 INFO L87 Difference]: Start difference. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) 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) [2023-11-12 02:18:07,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:18:07,542 INFO L93 Difference]: Finished difference Result 12 states and 13 transitions. [2023-11-12 02:18:07,544 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 13 transitions. [2023-11-12 02:18:07,546 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-12 02:18:07,549 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 7 states and 8 transitions. [2023-11-12 02:18:07,550 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2023-11-12 02:18:07,551 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2023-11-12 02:18:07,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 8 transitions. [2023-11-12 02:18:07,553 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:18:07,554 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2023-11-12 02:18:07,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 8 transitions. [2023-11-12 02:18:07,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2023-11-12 02:18:07,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:07,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 8 transitions. [2023-11-12 02:18:07,583 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 8 transitions. [2023-11-12 02:18:07,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:18:07,594 INFO L428 stractBuchiCegarLoop]: Abstraction has 7 states and 8 transitions. [2023-11-12 02:18:07,594 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-12 02:18:07,595 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 8 transitions. [2023-11-12 02:18:07,595 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-12 02:18:07,595 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:18:07,596 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:18:07,596 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:18:07,596 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-12 02:18:07,597 INFO L748 eck$LassoCheckResult]: Stem: 34#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 35#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem12#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 37#L557-3 [2023-11-12 02:18:07,597 INFO L750 eck$LassoCheckResult]: Loop: 37#L557-3 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 38#L557-1 assume !!(test_fun_#t~mem6#1 > test_fun_#t~mem7#1);havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1; 32#L558-3 call test_fun_#t~mem8#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 33#L558-1 assume !(test_fun_#t~mem8#1 > test_fun_#t~mem9#1);havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1; 36#L558-4 call test_fun_#t~mem11#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_#t~mem11#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 37#L557-3 [2023-11-12 02:18:07,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:07,598 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2023-11-12 02:18:07,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:07,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667700174] [2023-11-12 02:18:07,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:07,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:07,657 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:07,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:07,703 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:07,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:07,707 INFO L85 PathProgramCache]: Analyzing trace with hash 35468273, now seen corresponding path program 1 times [2023-11-12 02:18:07,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:07,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289604792] [2023-11-12 02:18:07,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:07,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:07,730 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:07,745 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:07,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:07,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907759, now seen corresponding path program 1 times [2023-11-12 02:18:07,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:07,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247956872] [2023-11-12 02:18:07,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:07,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:07,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:07,839 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:07,877 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:10,460 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:18:10,461 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:18:10,461 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:18:10,461 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:18:10,461 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:18:10,461 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:10,462 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:18:10,462 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:18:10,462 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.17-alloca.i_Iteration2_Lasso [2023-11-12 02:18:10,462 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:18:10,462 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:18:10,487 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:10,498 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:10,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:10,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:10,506 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:10,509 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:10,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:10,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:10,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:10,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:10,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:10,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:11,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:11,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:11,761 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:12,382 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:18:12,387 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:18:12,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,393 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-12 02:18:12,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:12,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:12,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:12,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:12,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:12,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,454 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-12 02:18:12,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:12,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:12,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:12,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:12,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2023-11-12 02:18:12,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,501 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-12 02:18:12,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:12,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,529 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:12,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:12,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:12,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:12,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,544 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-12 02:18:12,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:12,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:12,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:12,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:12,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:12,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,588 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-12 02:18:12,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:12,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:12,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:12,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:12,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:12,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,632 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-12 02:18:12,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:12,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:12,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:12,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:12,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,678 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:12,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,701 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:12,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:12,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-12 02:18:12,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:12,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:12,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,729 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:12,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:12,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:12,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-12 02:18:12,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:12,781 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:12,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,783 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:12,803 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:12,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-12 02:18:12,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:12,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:12,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,825 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-12 02:18:12,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,856 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:12,857 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:12,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:12,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:12,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,887 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:12,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,907 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-12 02:18:12,908 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:12,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:12,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:12,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:12,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,928 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-12 02:18:12,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,959 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:12,959 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:12,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:12,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:12,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:12,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:12,976 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:12,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:12,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:12,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:12,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:12,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:12,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:12,997 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:12,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-12 02:18:13,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:13,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:13,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:13,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:13,020 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:13,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:13,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:13,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:13,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:13,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:13,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-12 02:18:13,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:13,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:13,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:13,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:13,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:13,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:13,104 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:13,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:13,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:13,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:13,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:13,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:13,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-12 02:18:13,143 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:13,145 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:13,165 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-12 02:18:13,222 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2023-11-12 02:18:13,222 INFO L444 ModelExtractionUtils]: 15 out of 40 variables were initially zero. Simplification set additionally 20 variables to zero. [2023-11-12 02:18:13,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:13,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:13,258 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:13,266 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-12 02:18:13,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-12 02:18:13,302 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-12 02:18:13,302 INFO L513 LassoAnalysis]: Proved termination. [2023-11-12 02:18:13,302 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1, ULTIMATE.start_test_fun_~y#1) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1 - 1*ULTIMATE.start_test_fun_~y#1 Supporting invariants [-1*ULTIMATE.start_test_fun_~y#1 + 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1 >= 0] [2023-11-12 02:18:13,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-12 02:18:13,589 INFO L156 tatePredicateManager]: 41 out of 42 supporting invariants were superfluous and have been removed [2023-11-12 02:18:13,597 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~x_ref~0!base][~x_ref~0!offset] could not be translated [2023-11-12 02:18:13,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:13,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-12 02:18:13,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:13,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-12 02:18:13,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:13,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:18:13,917 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2023-11-12 02:18:13,918 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 8 transitions. cyclomatic complexity: 2 Second operand has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:14,194 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 8 transitions. cyclomatic complexity: 2. Second operand has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 17 states and 20 transitions. Complement of second has 11 states. [2023-11-12 02:18:14,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2023-11-12 02:18:14,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:14,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 7 transitions. [2023-11-12 02:18:14,198 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 7 transitions. Stem has 2 letters. Loop has 5 letters. [2023-11-12 02:18:14,198 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:14,198 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 7 transitions. Stem has 7 letters. Loop has 5 letters. [2023-11-12 02:18:14,198 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:14,198 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 7 transitions. Stem has 2 letters. Loop has 10 letters. [2023-11-12 02:18:14,199 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:14,199 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 20 transitions. [2023-11-12 02:18:14,200 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-12 02:18:14,201 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 16 states and 19 transitions. [2023-11-12 02:18:14,201 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2023-11-12 02:18:14,201 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2023-11-12 02:18:14,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 19 transitions. [2023-11-12 02:18:14,202 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-12 02:18:14,202 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 19 transitions. [2023-11-12 02:18:14,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 19 transitions. [2023-11-12 02:18:14,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2023-11-12 02:18:14,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 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) [2023-11-12 02:18:14,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 19 transitions. [2023-11-12 02:18:14,205 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 19 transitions. [2023-11-12 02:18:14,205 INFO L428 stractBuchiCegarLoop]: Abstraction has 16 states and 19 transitions. [2023-11-12 02:18:14,205 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-12 02:18:14,205 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 19 transitions. [2023-11-12 02:18:14,206 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-12 02:18:14,206 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:18:14,206 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:18:14,207 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-12 02:18:14,207 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-12 02:18:14,207 INFO L748 eck$LassoCheckResult]: Stem: 288#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 289#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem12#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 297#L557-3 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 296#L557-1 assume !!(test_fun_#t~mem6#1 > test_fun_#t~mem7#1);havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1; 284#L558-3 call test_fun_#t~mem8#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 285#L558-1 assume !!(test_fun_#t~mem8#1 > test_fun_#t~mem9#1);havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_#t~mem10#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 290#L558-3 [2023-11-12 02:18:14,207 INFO L750 eck$LassoCheckResult]: Loop: 290#L558-3 call test_fun_#t~mem8#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 299#L558-1 assume !!(test_fun_#t~mem8#1 > test_fun_#t~mem9#1);havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_#t~mem10#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 290#L558-3 [2023-11-12 02:18:14,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:14,208 INFO L85 PathProgramCache]: Analyzing trace with hash 889571341, now seen corresponding path program 1 times [2023-11-12 02:18:14,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:14,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885858402] [2023-11-12 02:18:14,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:14,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:14,263 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:14,315 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:14,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:14,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1510, now seen corresponding path program 1 times [2023-11-12 02:18:14,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:14,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80223032] [2023-11-12 02:18:14,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:14,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:14,323 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:14,328 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:14,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:14,329 INFO L85 PathProgramCache]: Analyzing trace with hash 179567346, now seen corresponding path program 2 times [2023-11-12 02:18:14,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:14,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834258286] [2023-11-12 02:18:14,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:14,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:14,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:14,390 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:15,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,515 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:18:16,515 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:18:16,515 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:18:16,515 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:18:16,515 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:18:16,515 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,515 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:18:16,515 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:18:16,515 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.17-alloca.i_Iteration3_Lasso [2023-11-12 02:18:16,515 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:18:16,516 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:18:16,523 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,537 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,541 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,545 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,570 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,577 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,580 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:17,621 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:17,625 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:17,629 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:17,631 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:18,249 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:18:18,249 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:18:18,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,251 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,263 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 [2023-11-12 02:18:18,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:18,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:18,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:18,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-12 02:18:18,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,296 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:18,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:18,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:18,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-12 02:18:18,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,331 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-12 02:18:18,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:18,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:18,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:18,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,361 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-12 02:18:18,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:18,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:18,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:18,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,387 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-12 02:18:18,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:18,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:18,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-12 02:18:18,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,430 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,459 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:18,459 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:18,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-12 02:18:18,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,490 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:18,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:18,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-12 02:18:18,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,546 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:18,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:18,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:18,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-12 02:18:18,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,580 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:18,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:18,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:18,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-12 02:18:18,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,619 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-12 02:18:18,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,633 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:18,634 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:18,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,642 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-12 02:18:18,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,664 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:18,665 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:18,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,682 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,685 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 [2023-11-12 02:18:18,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:18,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,698 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:18,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:18,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-12 02:18:18,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,722 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-12 02:18:18,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:18,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:18,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,758 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,760 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-12 02:18:18,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,788 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:18,788 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:18,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,818 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:18,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,835 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:18,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:18,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-12 02:18:18,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,854 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-12 02:18:18,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:18,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:18,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,899 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,902 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 [2023-11-12 02:18:18,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:18,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:18,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:18,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-12 02:18:18,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:18,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:18,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:18,946 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:18,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:18,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:18,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:18,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:18,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:18,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-12 02:18:18,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:18,969 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:18,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:19,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:19,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:19,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:19,003 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:19,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:19,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:19,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:19,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:19,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:19,025 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:19,025 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:19,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-12 02:18:19,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:19,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:19,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:19,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:19,045 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:19,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:19,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-12 02:18:19,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:19,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:19,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:19,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:19,063 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:19,063 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:19,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:19,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:19,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:19,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:19,095 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:19,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-12 02:18:19,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:19,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:19,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:19,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:19,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:19,117 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:19,118 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:19,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:19,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:19,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:19,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:19,146 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:19,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-12 02:18:19,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:19,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:19,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:19,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:19,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:19,166 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:19,166 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:19,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:19,185 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:19,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:19,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:19,186 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:19,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:19,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:19,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:19,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:19,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:19,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-12 02:18:19,206 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:19,206 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:19,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:19,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:19,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:19,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:19,242 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:19,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:19,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:19,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:19,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:19,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:19,264 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:19,264 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:19,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-12 02:18:19,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:19,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:19,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:19,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:19,295 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:19,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-12 02:18:19,298 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 [2023-11-12 02:18:19,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:19,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:19,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:19,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:19,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:19,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:19,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:19,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:19,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:19,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:19,346 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:19,354 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 [2023-11-12 02:18:19,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:19,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:19,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:19,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:19,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-12 02:18:19,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:19,387 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:19,413 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-12 02:18:19,459 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2023-11-12 02:18:19,459 INFO L444 ModelExtractionUtils]: 6 out of 28 variables were initially zero. Simplification set additionally 19 variables to zero. [2023-11-12 02:18:19,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:19,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:19,460 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:19,464 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-12 02:18:19,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-12 02:18:19,485 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-12 02:18:19,486 INFO L513 LassoAnalysis]: Proved termination. [2023-11-12 02:18:19,486 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) 0)_1, v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) 0)_1 - 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0#1.base) 0)_1 Supporting invariants [] [2023-11-12 02:18:19,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:19,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:19,649 INFO L156 tatePredicateManager]: 27 out of 29 supporting invariants were superfluous and have been removed [2023-11-12 02:18:19,654 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~y_ref~0!base][0] could not be translated [2023-11-12 02:18:19,655 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~z_ref~0!base][0] could not be translated [2023-11-12 02:18:19,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:19,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-12 02:18:19,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:19,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-12 02:18:19,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:19,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:18:19,826 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-12 02:18:19,826 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 19 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:19,886 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 19 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 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 22 states and 27 transitions. Complement of second has 8 states. [2023-11-12 02:18:19,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-12 02:18:19,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:19,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2023-11-12 02:18:19,888 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 2 letters. [2023-11-12 02:18:19,889 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:19,889 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 8 letters. Loop has 2 letters. [2023-11-12 02:18:19,889 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:19,889 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 4 letters. [2023-11-12 02:18:19,889 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:19,889 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 27 transitions. [2023-11-12 02:18:19,891 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-12 02:18:19,891 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 21 states and 26 transitions. [2023-11-12 02:18:19,891 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-12 02:18:19,892 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2023-11-12 02:18:19,892 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 26 transitions. [2023-11-12 02:18:19,892 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-12 02:18:19,892 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 26 transitions. [2023-11-12 02:18:19,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 26 transitions. [2023-11-12 02:18:19,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2023-11-12 02:18:19,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.25) internal successors, (25), 19 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:19,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2023-11-12 02:18:19,894 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2023-11-12 02:18:19,895 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2023-11-12 02:18:19,895 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-12 02:18:19,895 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2023-11-12 02:18:19,896 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-12 02:18:19,896 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:18:19,896 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:18:19,896 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1] [2023-11-12 02:18:19,896 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-12 02:18:19,897 INFO L748 eck$LassoCheckResult]: Stem: 497#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 498#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem12#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 506#L557-3 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 505#L557-1 assume !!(test_fun_#t~mem6#1 > test_fun_#t~mem7#1);havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1; 511#L558-3 call test_fun_#t~mem8#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 499#L558-1 assume !!(test_fun_#t~mem8#1 > test_fun_#t~mem9#1);havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_#t~mem10#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 500#L558-3 call test_fun_#t~mem8#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 496#L558-1 assume !(test_fun_#t~mem8#1 > test_fun_#t~mem9#1);havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1; 508#L558-4 [2023-11-12 02:18:19,897 INFO L750 eck$LassoCheckResult]: Loop: 508#L558-4 call test_fun_#t~mem11#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_#t~mem11#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 501#L557-3 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 502#L557-1 assume !!(test_fun_#t~mem6#1 > test_fun_#t~mem7#1);havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1; 492#L558-3 call test_fun_#t~mem8#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 493#L558-1 assume !(test_fun_#t~mem8#1 > test_fun_#t~mem9#1);havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1; 508#L558-4 [2023-11-12 02:18:19,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:19,897 INFO L85 PathProgramCache]: Analyzing trace with hash 179567344, now seen corresponding path program 1 times [2023-11-12 02:18:19,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:19,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32974281] [2023-11-12 02:18:19,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:19,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:19,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:19,921 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:19,942 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:19,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:19,942 INFO L85 PathProgramCache]: Analyzing trace with hash 52861313, now seen corresponding path program 2 times [2023-11-12 02:18:19,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:19,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091885495] [2023-11-12 02:18:19,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:19,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:19,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:19,949 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:19,955 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:19,955 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:19,955 INFO L85 PathProgramCache]: Analyzing trace with hash -474670094, now seen corresponding path program 1 times [2023-11-12 02:18:19,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:19,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748692516] [2023-11-12 02:18:19,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:19,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:19,988 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:20,012 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:22,821 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:18:22,821 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:18:22,822 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:18:22,822 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:18:22,822 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:18:22,822 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:22,822 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:18:22,822 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:18:22,822 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.17-alloca.i_Iteration4_Lasso [2023-11-12 02:18:22,822 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:18:22,822 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:18:22,826 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:22,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,177 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,180 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,183 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,186 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,189 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,192 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,198 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,200 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,203 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,205 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,209 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,212 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,215 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,221 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,226 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:24,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:25,134 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:18:25,134 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:18:25,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:25,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:25,138 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:25,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:25,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:25,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:25,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:25,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:25,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:25,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:25,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:25,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-12 02:18:25,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:25,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:25,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:25,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:25,170 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:25,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:25,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-12 02:18:25,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:25,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:25,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:25,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:25,217 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:25,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:25,259 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-12 02:18:25,323 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2023-11-12 02:18:25,324 INFO L444 ModelExtractionUtils]: 45 out of 64 variables were initially zero. Simplification set additionally 16 variables to zero. [2023-11-12 02:18:25,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:25,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:25,325 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:25,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-12 02:18:25,328 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-12 02:18:25,339 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-12 02:18:25,339 INFO L513 LassoAnalysis]: Proved termination. [2023-11-12 02:18:25,339 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0#1.base) ULTIMATE.start_test_fun_~z_ref~0#1.offset)_3, v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) 0)_2) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0#1.base) ULTIMATE.start_test_fun_~z_ref~0#1.offset)_3 + 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) 0)_2 Supporting invariants [] [2023-11-12 02:18:25,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:25,535 INFO L156 tatePredicateManager]: 36 out of 37 supporting invariants were superfluous and have been removed [2023-11-12 02:18:25,538 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~z_ref~0!base][~z_ref~0!offset] could not be translated [2023-11-12 02:18:25,538 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~x_ref~0!base][0] could not be translated [2023-11-12 02:18:25,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:25,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 02:18:25,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:25,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:25,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-12 02:18:25,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:25,724 INFO L322 Elim1Store]: treesize reduction 18, result has 60.9 percent of original size [2023-11-12 02:18:25,725 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2023-11-12 02:18:25,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:18:25,926 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 [2023-11-12 02:18:25,927 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8 Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:26,029 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8. Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 48 states and 58 transitions. Complement of second has 10 states. [2023-11-12 02:18:26,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-12 02:18:26,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:26,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 13 transitions. [2023-11-12 02:18:26,032 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 8 letters. Loop has 5 letters. [2023-11-12 02:18:26,032 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:26,033 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 13 letters. Loop has 5 letters. [2023-11-12 02:18:26,033 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:26,033 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 8 letters. Loop has 10 letters. [2023-11-12 02:18:26,033 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:26,034 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 58 transitions. [2023-11-12 02:18:26,035 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-12 02:18:26,036 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 38 states and 46 transitions. [2023-11-12 02:18:26,037 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2023-11-12 02:18:26,037 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2023-11-12 02:18:26,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 46 transitions. [2023-11-12 02:18:26,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-12 02:18:26,037 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-12 02:18:26,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 46 transitions. [2023-11-12 02:18:26,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 34. [2023-11-12 02:18:26,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 33 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:26,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 42 transitions. [2023-11-12 02:18:26,044 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 42 transitions. [2023-11-12 02:18:26,044 INFO L428 stractBuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2023-11-12 02:18:26,044 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-12 02:18:26,044 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 42 transitions. [2023-11-12 02:18:26,047 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-12 02:18:26,047 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:18:26,047 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:18:26,049 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 1, 1, 1, 1] [2023-11-12 02:18:26,049 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-12 02:18:26,050 INFO L748 eck$LassoCheckResult]: Stem: 786#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 787#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~ret16#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;havoc main_#t~nondet15#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem10#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem12#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 793#L557-3 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 807#L557-1 assume !!(test_fun_#t~mem6#1 > test_fun_#t~mem7#1);havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1; 806#L558-3 call test_fun_#t~mem8#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 805#L558-1 assume !!(test_fun_#t~mem8#1 > test_fun_#t~mem9#1);havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_#t~mem10#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 802#L558-3 call test_fun_#t~mem8#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 801#L558-1 assume !(test_fun_#t~mem8#1 > test_fun_#t~mem9#1);havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1; 797#L558-4 call test_fun_#t~mem11#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_#t~mem11#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1; 791#L557-3 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 792#L557-1 assume !!(test_fun_#t~mem6#1 > test_fun_#t~mem7#1);havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1; 811#L558-3 call test_fun_#t~mem8#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 812#L558-1 assume !!(test_fun_#t~mem8#1 > test_fun_#t~mem9#1);havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_#t~mem10#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 794#L558-3 [2023-11-12 02:18:26,050 INFO L750 eck$LassoCheckResult]: Loop: 794#L558-3 call test_fun_#t~mem8#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4); 815#L558-1 assume !!(test_fun_#t~mem8#1 > test_fun_#t~mem9#1);havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;call test_fun_#t~mem10#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_#t~mem10#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem10#1; 794#L558-3 [2023-11-12 02:18:26,050 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:26,050 INFO L85 PathProgramCache]: Analyzing trace with hash -474670092, now seen corresponding path program 2 times [2023-11-12 02:18:26,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:26,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958295342] [2023-11-12 02:18:26,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:26,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:26,535 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 02:18:26,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:18:26,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958295342] [2023-11-12 02:18:26,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958295342] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 02:18:26,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [260842212] [2023-11-12 02:18:26,535 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-12 02:18:26,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:18:26,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:26,537 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:18:26,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2023-11-12 02:18:26,653 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-12 02:18:26,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-12 02:18:26,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-12 02:18:26,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:26,671 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-12 02:18:26,808 INFO L322 Elim1Store]: treesize reduction 26, result has 51.9 percent of original size [2023-11-12 02:18:26,809 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 49 [2023-11-12 02:18:27,121 INFO L322 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2023-11-12 02:18:27,121 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 74 treesize of output 64 [2023-11-12 02:18:27,138 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-12 02:18:27,142 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2023-11-12 02:18:27,187 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 02:18:27,187 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 22 [2023-11-12 02:18:27,208 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:18:27,208 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:18:39,699 INFO L322 Elim1Store]: treesize reduction 66, result has 42.1 percent of original size [2023-11-12 02:18:39,700 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 84 treesize of output 87 [2023-11-12 02:18:39,773 INFO L322 Elim1Store]: treesize reduction 8, result has 76.5 percent of original size [2023-11-12 02:18:39,774 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 141 treesize of output 130 [2023-11-12 02:18:39,805 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-12 02:18:39,806 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 44 [2023-11-12 02:18:39,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:18:39,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [260842212] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:18:39,972 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-12 02:18:39,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 9] total 21 [2023-11-12 02:18:39,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338755089] [2023-11-12 02:18:39,972 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-12 02:18:39,973 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-12 02:18:39,973 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:39,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1510, now seen corresponding path program 2 times [2023-11-12 02:18:39,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:39,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953089577] [2023-11-12 02:18:39,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:39,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:39,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:39,979 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:39,983 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:40,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:18:40,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-11-12 02:18:40,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=364, Unknown=8, NotChecked=0, Total=462 [2023-11-12 02:18:40,095 INFO L87 Difference]: Start difference. First operand 34 states and 42 transitions. cyclomatic complexity: 13 Second operand has 22 states, 21 states have (on average 1.7142857142857142) internal successors, (36), 22 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:40,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:18:40,848 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2023-11-12 02:18:40,848 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 31 transitions. [2023-11-12 02:18:40,850 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-12 02:18:40,850 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 0 states and 0 transitions. [2023-11-12 02:18:40,850 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-12 02:18:40,850 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-12 02:18:40,850 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-12 02:18:40,850 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:18:40,851 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 02:18:40,851 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 02:18:40,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-12 02:18:40,855 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 02:18:40,855 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-12 02:18:40,855 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-12 02:18:40,856 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-12 02:18:40,856 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-12 02:18:40,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.11 02:18:40 BoogieIcfgContainer [2023-11-12 02:18:40,863 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-12 02:18:40,864 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:18:40,864 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:18:40,864 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:18:40,865 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:18:06" (3/4) ... [2023-11-12 02:18:40,867 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:18:40,869 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:18:40,869 INFO L158 Benchmark]: Toolchain (without parser) took 35016.76ms. Allocated memory was 163.6MB in the beginning and 264.2MB in the end (delta: 100.7MB). Free memory was 115.6MB in the beginning and 96.6MB in the end (delta: 19.0MB). Peak memory consumption was 122.3MB. Max. memory is 16.1GB. [2023-11-12 02:18:40,870 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 163.6MB. Free memory was 137.7MB in the beginning and 137.4MB in the end (delta: 257.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:18:40,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 547.88ms. Allocated memory is still 163.6MB. Free memory was 115.3MB in the beginning and 99.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 02:18:40,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.63ms. Allocated memory is still 163.6MB. Free memory was 99.4MB in the beginning and 97.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:18:40,871 INFO L158 Benchmark]: Boogie Preprocessor took 27.63ms. Allocated memory is still 163.6MB. Free memory was 97.4MB in the beginning and 96.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:18:40,872 INFO L158 Benchmark]: RCFGBuilder took 360.88ms. Allocated memory is still 163.6MB. Free memory was 96.2MB in the beginning and 83.3MB in the end (delta: 12.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 02:18:40,872 INFO L158 Benchmark]: BuchiAutomizer took 34013.25ms. Allocated memory was 163.6MB in the beginning and 264.2MB in the end (delta: 100.7MB). Free memory was 83.0MB in the beginning and 96.6MB in the end (delta: -13.5MB). Peak memory consumption was 88.7MB. Max. memory is 16.1GB. [2023-11-12 02:18:40,873 INFO L158 Benchmark]: Witness Printer took 4.93ms. Allocated memory is still 264.2MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:18:40,875 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 163.6MB. Free memory was 137.7MB in the beginning and 137.4MB in the end (delta: 257.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 547.88ms. Allocated memory is still 163.6MB. Free memory was 115.3MB in the beginning and 99.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.63ms. Allocated memory is still 163.6MB. Free memory was 99.4MB in the beginning and 97.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.63ms. Allocated memory is still 163.6MB. Free memory was 97.4MB in the beginning and 96.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 360.88ms. Allocated memory is still 163.6MB. Free memory was 96.2MB in the beginning and 83.3MB in the end (delta: 12.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 34013.25ms. Allocated memory was 163.6MB in the beginning and 264.2MB in the end (delta: 100.7MB). Free memory was 83.0MB in the beginning and 96.6MB in the end (delta: -13.5MB). Peak memory consumption was 88.7MB. Max. memory is 16.1GB. * Witness Printer took 4.93ms. Allocated memory is still 264.2MB. Free memory is still 96.6MB. 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: ArrayAccessExpression #memory_int[~x_ref~0!base][~x_ref~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~y_ref~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~z_ref~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~z_ref~0!base][~z_ref~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~x_ref~0!base][0] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function NULL and consists of 6 locations. One deterministic module has affine ranking function NULL and consists of 5 locations. One deterministic module has affine ranking function NULL and consists of 6 locations. 2 modules have a trivial ranking function, the largest among these consists of 22 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 33.9s and 6 iterations. TraceHistogramMax:3. Analysis of lassos took 31.6s. Construction of modules took 0.3s. Büchi inclusion checks took 1.8s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 5 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 51 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 51 mSDsluCounter, 47 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 166 IncrementalHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 29 mSDtfsCounter, 166 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital861 mio100 ax102 hnf100 lsp96 ukn35 mio100 lsp32 div100 bol100 ite100 ukn100 eq205 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms 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! [2023-11-12 02:18:40,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:41,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_62a38cc0-10f9-47c3-b16b-4c5552a66578/bin/uautomizer-verify-uTZkv6EMXl/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