./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b 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_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb0a504b43b0de742fcc89ebbe9d313056bb1824edece6c56238a649b6f48626 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:08:13,945 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:08:14,081 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-06 23:08:14,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:08:14,100 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:08:14,158 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:08:14,159 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:08:14,160 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:08:14,162 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:08:14,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:08:14,173 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:08:14,173 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 23:08:14,174 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 23:08:14,176 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 23:08:14,177 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 23:08:14,177 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 23:08:14,178 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 23:08:14,179 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:08:14,180 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 23:08:14,180 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:08:14,181 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:08:14,182 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:08:14,182 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:08:14,183 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 23:08:14,183 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 23:08:14,184 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 23:08:14,184 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 23:08:14,185 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:08:14,185 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:08:14,186 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 23:08:14,186 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:08:14,187 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:08:14,187 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:08:14,187 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:08:14,188 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:08:14,188 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 23:08:14,189 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_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb0a504b43b0de742fcc89ebbe9d313056bb1824edece6c56238a649b6f48626 [2023-11-06 23:08:14,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:08:14,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:08:14,628 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:08:14,630 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:08:14,631 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:08:14,633 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i [2023-11-06 23:08:18,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:08:18,981 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:08:18,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i [2023-11-06 23:08:19,015 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/data/24b0f9a12/de722e017f474e43b018facc74f60626/FLAGa87b06a14 [2023-11-06 23:08:19,034 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/data/24b0f9a12/de722e017f474e43b018facc74f60626 [2023-11-06 23:08:19,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:08:19,039 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:08:19,041 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:08:19,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:08:19,048 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:08:19,049 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:19,051 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51b54a34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19, skipping insertion in model container [2023-11-06 23:08:19,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:19,114 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:08:19,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:08:19,693 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:08:19,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:08:19,870 WARN L672 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 23:08:19,879 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:08:19,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19 WrapperNode [2023-11-06 23:08:19,879 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:08:19,881 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:08:19,881 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:08:19,881 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:08:19,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:19,921 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:19,953 INFO L138 Inliner]: procedures = 166, calls = 80, calls flagged for inlining = 31, calls inlined = 8, statements flattened = 111 [2023-11-06 23:08:19,954 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:08:19,955 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:08:19,955 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:08:19,955 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:08:19,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:19,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:19,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:19,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:19,981 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:19,985 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:19,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:19,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:19,993 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:08:19,994 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:08:19,994 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:08:19,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:08:19,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19" (1/1) ... [2023-11-06 23:08:20,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:20,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:20,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:20,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 23:08:20,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 23:08:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 23:08:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 23:08:20,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 23:08:20,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 23:08:20,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 23:08:20,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:08:20,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:08:20,293 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:08:20,297 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:08:20,599 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:08:20,606 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:08:20,606 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-06 23:08:20,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:08:20 BoogieIcfgContainer [2023-11-06 23:08:20,609 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:08:20,610 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 23:08:20,611 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 23:08:20,615 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 23:08:20,616 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 23:08:20,617 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 11:08:19" (1/3) ... [2023-11-06 23:08:20,618 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@653aaf97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 11:08:20, skipping insertion in model container [2023-11-06 23:08:20,618 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 23:08:20,618 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:08:19" (2/3) ... [2023-11-06 23:08:20,619 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@653aaf97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 11:08:20, skipping insertion in model container [2023-11-06 23:08:20,619 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 23:08:20,619 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:08:20" (3/3) ... [2023-11-06 23:08:20,621 INFO L332 chiAutomizerObserver]: Analyzing ICFG memleaks_test17_2-2.i [2023-11-06 23:08:20,700 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 23:08:20,701 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 23:08:20,702 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 23:08:20,702 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 23:08:20,702 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 23:08:20,702 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 23:08:20,702 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 23:08:20,704 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 23:08:20,715 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 30 states, 29 states have (on average 1.4827586206896552) internal successors, (43), 29 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:20,745 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2023-11-06 23:08:20,745 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:20,746 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:20,754 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:20,755 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:08:20,755 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 23:08:20,755 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 30 states, 29 states have (on average 1.4827586206896552) internal successors, (43), 29 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:20,805 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2023-11-06 23:08:20,805 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:20,806 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:20,807 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:20,807 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:08:20,814 INFO L748 eck$LassoCheckResult]: Stem: 29#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 9#L520true assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 11#ldv_positive_returnLabel#1true entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 22#L787true assume !!(entry_point_~len~0#1 < 16777216); 24#L787-2true assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 27#L526true assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 25#ldv_malloc_returnLabel#1true entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 4#L789true assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 30#L790-3true [2023-11-06 23:08:20,814 INFO L750 eck$LassoCheckResult]: Loop: 30#L790-3true assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 23#L790-2true entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 30#L790-3true [2023-11-06 23:08:20,826 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:20,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1182787569, now seen corresponding path program 1 times [2023-11-06 23:08:20,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:20,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782728460] [2023-11-06 23:08:20,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:20,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:21,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:08:21,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:21,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782728460] [2023-11-06 23:08:21,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782728460] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:08:21,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:08:21,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-06 23:08:21,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189578225] [2023-11-06 23:08:21,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:08:21,259 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 23:08:21,260 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:21,261 INFO L85 PathProgramCache]: Analyzing trace with hash 2051, now seen corresponding path program 1 times [2023-11-06 23:08:21,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:21,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187893981] [2023-11-06 23:08:21,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:21,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:21,282 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:21,314 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:21,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:21,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:08:21,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:08:21,479 INFO L87 Difference]: Start difference. First operand has 30 states, 29 states have (on average 1.4827586206896552) internal successors, (43), 29 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:21,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:21,589 INFO L93 Difference]: Finished difference Result 51 states and 62 transitions. [2023-11-06 23:08:21,590 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 62 transitions. [2023-11-06 23:08:21,594 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 19 [2023-11-06 23:08:21,601 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 37 states and 46 transitions. [2023-11-06 23:08:21,606 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2023-11-06 23:08:21,606 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2023-11-06 23:08:21,607 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 46 transitions. [2023-11-06 23:08:21,608 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:08:21,609 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 46 transitions. [2023-11-06 23:08:21,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 46 transitions. [2023-11-06 23:08:21,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 25. [2023-11-06 23:08:21,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.24) internal successors, (31), 24 states have internal predecessors, (31), 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) [2023-11-06 23:08:21,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 31 transitions. [2023-11-06 23:08:21,642 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 31 transitions. [2023-11-06 23:08:21,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:08:21,651 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2023-11-06 23:08:21,652 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 23:08:21,652 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 31 transitions. [2023-11-06 23:08:21,658 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 11 [2023-11-06 23:08:21,658 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:21,658 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:21,659 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:21,660 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:08:21,662 INFO L748 eck$LassoCheckResult]: Stem: 117#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 103#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 104#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 105#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 107#L787 assume !!(entry_point_~len~0#1 < 16777216); 113#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 115#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 116#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 95#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 96#L790-3 [2023-11-06 23:08:21,662 INFO L750 eck$LassoCheckResult]: Loop: 96#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 114#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 96#L790-3 [2023-11-06 23:08:21,664 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:21,665 INFO L85 PathProgramCache]: Analyzing trace with hash 1182785647, now seen corresponding path program 1 times [2023-11-06 23:08:21,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:21,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538438156] [2023-11-06 23:08:21,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:21,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:21,715 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:21,744 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:21,745 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:21,745 INFO L85 PathProgramCache]: Analyzing trace with hash 2051, now seen corresponding path program 2 times [2023-11-06 23:08:21,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:21,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063216036] [2023-11-06 23:08:21,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:21,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:21,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:21,771 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:21,790 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:21,793 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:21,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1509325583, now seen corresponding path program 1 times [2023-11-06 23:08:21,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:21,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042865045] [2023-11-06 23:08:21,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:21,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:21,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:21,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:21,876 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:22,517 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:08:22,518 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:08:22,518 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:08:22,519 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:08:22,519 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 23:08:22,520 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:22,520 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:08:22,520 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:08:22,520 INFO L133 ssoRankerPreferences]: Filename of dumped script: memleaks_test17_2-2.i_Iteration2_Lasso [2023-11-06 23:08:22,521 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:08:22,521 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:08:22,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,568 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,578 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,599 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,604 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,612 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,616 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,619 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:22,997 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:23,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:23,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:23,010 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:23,575 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:08:23,581 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 23:08:23,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:23,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:23,588 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:23,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:23,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 23:08:23,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:23,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:23,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:23,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:23,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:23,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:23,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:23,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:23,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-11-06 23:08:23,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:23,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:23,650 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:23,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:23,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 23:08:23,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:23,675 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:23,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:23,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:23,676 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:23,677 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:23,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:23,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:23,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:23,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:23,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:23,699 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:23,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 23:08:23,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:23,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:23,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:23,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:23,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:23,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:23,721 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:23,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:23,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:23,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:23,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:23,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:23,737 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:23,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 23:08:23,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:23,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:23,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:23,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:23,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:23,759 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:23,759 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:23,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:23,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:23,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:23,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:23,792 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:23,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:23,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 23:08:23,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:23,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:23,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:23,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:23,824 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:23,824 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:23,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:23,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:23,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:23,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:23,849 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:23,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 23:08:23,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:23,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:23,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:23,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:23,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:23,879 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:23,879 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:23,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:23,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:23,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:23,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:23,913 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:23,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:23,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 23:08:23,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:23,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:23,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:23,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:23,942 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:23,943 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:23,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:23,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:23,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:23,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:23,973 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:23,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:24,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 23:08:24,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:24,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:24,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:24,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:24,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:24,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:24,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:24,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:24,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:24,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:24,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:24,041 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:24,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 23:08:24,049 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 [2023-11-06 23:08:24,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:24,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:24,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:24,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:24,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:24,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:24,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:24,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:24,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:24,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:24,092 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:24,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:24,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 23:08:24,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:24,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:24,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:24,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:24,122 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:24,122 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:24,141 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:24,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:24,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:24,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:24,154 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:24,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 23:08:24,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:24,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:24,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:24,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:24,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:24,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:24,180 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:24,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:24,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:24,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-06 23:08:24,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:24,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:24,198 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:24,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:24,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 23:08:24,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:24,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:24,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:24,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:24,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:24,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:24,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:24,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:24,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:24,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:24,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:24,237 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:24,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:24,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 23:08:24,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:24,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:24,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:24,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:24,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:24,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:24,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:24,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:24,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:24,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:24,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:24,292 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:24,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 23:08:24,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:24,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:24,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:24,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:24,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:24,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:24,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:24,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:24,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:24,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:24,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:24,368 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:24,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:24,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 23:08:24,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:24,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:24,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:24,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:24,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:24,397 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:24,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:24,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:24,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:24,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:24,422 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:24,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:24,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 23:08:24,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:24,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:24,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:24,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:24,466 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:24,466 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:24,497 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 23:08:24,586 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2023-11-06 23:08:24,586 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 11 variables to zero. [2023-11-06 23:08:24,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:24,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:24,629 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:24,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 23:08:24,634 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 23:08:24,667 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 23:08:24,668 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 23:08:24,668 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_entry_point_~len~0#1, ULTIMATE.start_entry_point_~i~2#1) = 1*ULTIMATE.start_entry_point_~len~0#1 - 1*ULTIMATE.start_entry_point_~i~2#1 Supporting invariants [] [2023-11-06 23:08:24,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:24,703 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2023-11-06 23:08:24,728 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:24,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:24,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:08:24,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:24,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 23:08:24,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:24,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:08:24,820 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-06 23:08:24,822 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2023-11-06 23:08:24,901 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 41 states and 55 transitions. Complement of second has 6 states. [2023-11-06 23:08:24,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-06 23:08:24,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) [2023-11-06 23:08:24,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 31 transitions. [2023-11-06 23:08:24,906 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 9 letters. Loop has 2 letters. [2023-11-06 23:08:24,907 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:08:24,907 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 11 letters. Loop has 2 letters. [2023-11-06 23:08:24,907 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:08:24,907 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 9 letters. Loop has 4 letters. [2023-11-06 23:08:24,908 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:08:24,908 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 55 transitions. [2023-11-06 23:08:24,911 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2023-11-06 23:08:24,912 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 26 states and 33 transitions. [2023-11-06 23:08:24,912 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2023-11-06 23:08:24,912 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2023-11-06 23:08:24,912 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 33 transitions. [2023-11-06 23:08:24,913 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:08:24,913 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 33 transitions. [2023-11-06 23:08:24,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 33 transitions. [2023-11-06 23:08:24,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2023-11-06 23:08:24,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.2692307692307692) internal successors, (33), 25 states have internal predecessors, (33), 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) [2023-11-06 23:08:24,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 33 transitions. [2023-11-06 23:08:24,917 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 33 transitions. [2023-11-06 23:08:24,917 INFO L428 stractBuchiCegarLoop]: Abstraction has 26 states and 33 transitions. [2023-11-06 23:08:24,917 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-06 23:08:24,917 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 33 transitions. [2023-11-06 23:08:24,918 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2023-11-06 23:08:24,918 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:24,918 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:24,919 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:24,919 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-06 23:08:24,919 INFO L748 eck$LassoCheckResult]: Stem: 263#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 248#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 249#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 250#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 252#L787 assume !!(entry_point_~len~0#1 < 16777216); 258#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 261#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 262#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 240#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 241#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 255#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 256#L765-3 [2023-11-06 23:08:24,920 INFO L750 eck$LassoCheckResult]: Loop: 256#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 253#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 254#ldv_malloc_returnLabel#2 alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset; 244#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 245#L765-2 alloc_17_#t~post42#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post42#1;havoc alloc_17_#t~post42#1; 256#L765-3 [2023-11-06 23:08:24,920 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:24,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1509325641, now seen corresponding path program 1 times [2023-11-06 23:08:24,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:24,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566044663] [2023-11-06 23:08:24,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:24,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:25,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:08:25,110 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:25,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566044663] [2023-11-06 23:08:25,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566044663] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:08:25,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:08:25,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:08:25,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006340563] [2023-11-06 23:08:25,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:08:25,111 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 23:08:25,111 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:25,112 INFO L85 PathProgramCache]: Analyzing trace with hash 74532277, now seen corresponding path program 1 times [2023-11-06 23:08:25,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:25,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279692151] [2023-11-06 23:08:25,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:25,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:25,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:25,143 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:25,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:25,172 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:25,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-06 23:08:25,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:25,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:08:25,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:08:25,602 INFO L87 Difference]: Start difference. First operand 26 states and 33 transitions. cyclomatic complexity: 11 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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) [2023-11-06 23:08:25,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:25,692 INFO L93 Difference]: Finished difference Result 50 states and 62 transitions. [2023-11-06 23:08:25,693 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 62 transitions. [2023-11-06 23:08:25,694 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 18 [2023-11-06 23:08:25,695 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 50 states and 62 transitions. [2023-11-06 23:08:25,696 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2023-11-06 23:08:25,696 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2023-11-06 23:08:25,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 50 states and 62 transitions. [2023-11-06 23:08:25,697 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:08:25,697 INFO L218 hiAutomatonCegarLoop]: Abstraction has 50 states and 62 transitions. [2023-11-06 23:08:25,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states and 62 transitions. [2023-11-06 23:08:25,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 33. [2023-11-06 23:08:25,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 32 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:25,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 40 transitions. [2023-11-06 23:08:25,701 INFO L240 hiAutomatonCegarLoop]: Abstraction has 33 states and 40 transitions. [2023-11-06 23:08:25,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:08:25,703 INFO L428 stractBuchiCegarLoop]: Abstraction has 33 states and 40 transitions. [2023-11-06 23:08:25,703 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-06 23:08:25,703 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 40 transitions. [2023-11-06 23:08:25,704 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2023-11-06 23:08:25,704 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:25,704 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:25,705 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:25,705 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-06 23:08:25,706 INFO L748 eck$LassoCheckResult]: Stem: 354#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 332#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 333#L520 assume ldv_positive_~r~1#1 > 0;ldv_positive_#res#1 := ldv_positive_~r~1#1; 338#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 358#L787 assume !!(entry_point_~len~0#1 < 16777216); 350#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 351#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 357#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 356#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 355#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 344#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 345#L765-3 [2023-11-06 23:08:25,706 INFO L750 eck$LassoCheckResult]: Loop: 345#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 342#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 343#ldv_malloc_returnLabel#2 alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset; 334#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 335#L765-2 alloc_17_#t~post42#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post42#1;havoc alloc_17_#t~post42#1; 345#L765-3 [2023-11-06 23:08:25,706 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:25,706 INFO L85 PathProgramCache]: Analyzing trace with hash 2105583285, now seen corresponding path program 1 times [2023-11-06 23:08:25,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:25,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498855790] [2023-11-06 23:08:25,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:25,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:25,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:08:25,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:25,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498855790] [2023-11-06 23:08:25,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498855790] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:08:25,831 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:08:25,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:08:25,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062935677] [2023-11-06 23:08:25,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:08:25,832 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 23:08:25,832 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:25,832 INFO L85 PathProgramCache]: Analyzing trace with hash 74532277, now seen corresponding path program 2 times [2023-11-06 23:08:25,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:25,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484087726] [2023-11-06 23:08:25,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:25,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:25,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:25,854 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:25,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:25,869 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:26,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:26,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:08:26,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:08:26,245 INFO L87 Difference]: Start difference. First operand 33 states and 40 transitions. cyclomatic complexity: 11 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 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) [2023-11-06 23:08:26,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:26,308 INFO L93 Difference]: Finished difference Result 34 states and 40 transitions. [2023-11-06 23:08:26,308 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 40 transitions. [2023-11-06 23:08:26,309 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2023-11-06 23:08:26,310 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 34 states and 40 transitions. [2023-11-06 23:08:26,310 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2023-11-06 23:08:26,310 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2023-11-06 23:08:26,310 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 40 transitions. [2023-11-06 23:08:26,311 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:08:26,311 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 40 transitions. [2023-11-06 23:08:26,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 40 transitions. [2023-11-06 23:08:26,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 26. [2023-11-06 23:08:26,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 25 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:26,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 32 transitions. [2023-11-06 23:08:26,317 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 32 transitions. [2023-11-06 23:08:26,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:08:26,320 INFO L428 stractBuchiCegarLoop]: Abstraction has 26 states and 32 transitions. [2023-11-06 23:08:26,321 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-06 23:08:26,321 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 32 transitions. [2023-11-06 23:08:26,323 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2023-11-06 23:08:26,323 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:26,324 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:26,325 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:26,325 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-06 23:08:26,326 INFO L748 eck$LassoCheckResult]: Stem: 430#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 415#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 416#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 417#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 419#L787 assume !!(entry_point_~len~0#1 < 16777216); 425#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 428#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 429#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 407#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 408#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 426#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 427#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 422#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 423#L765-3 [2023-11-06 23:08:26,326 INFO L750 eck$LassoCheckResult]: Loop: 423#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 420#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 421#ldv_malloc_returnLabel#2 alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset; 411#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 412#L765-2 alloc_17_#t~post42#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post42#1;havoc alloc_17_#t~post42#1; 423#L765-3 [2023-11-06 23:08:26,326 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:26,327 INFO L85 PathProgramCache]: Analyzing trace with hash 1237061817, now seen corresponding path program 1 times [2023-11-06 23:08:26,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:26,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509535135] [2023-11-06 23:08:26,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:26,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:26,370 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:26,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:26,410 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:26,411 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:26,411 INFO L85 PathProgramCache]: Analyzing trace with hash 74532277, now seen corresponding path program 3 times [2023-11-06 23:08:26,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:26,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246469077] [2023-11-06 23:08:26,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:26,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:26,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:26,445 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:26,470 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:26,470 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:26,470 INFO L85 PathProgramCache]: Analyzing trace with hash -138745859, now seen corresponding path program 1 times [2023-11-06 23:08:26,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:26,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691016273] [2023-11-06 23:08:26,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:26,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:26,533 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:26,581 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:27,891 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:08:27,891 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:08:27,892 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:08:27,892 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:08:27,892 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 23:08:27,892 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:27,892 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:08:27,892 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:08:27,892 INFO L133 ssoRankerPreferences]: Filename of dumped script: memleaks_test17_2-2.i_Iteration5_Lasso [2023-11-06 23:08:27,892 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:08:27,892 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:08:27,905 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:27,909 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:27,913 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:27,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:27,922 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:27,926 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:27,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:27,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:27,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:27,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,838 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,844 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,847 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,851 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,855 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,858 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,862 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,874 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,879 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,885 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,893 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,897 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,900 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,904 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,909 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:28,918 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:29,760 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:08:29,760 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 23:08:29,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:29,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:29,762 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:29,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:29,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 23:08:29,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:29,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:29,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:29,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:29,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:29,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:29,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:29,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:29,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:29,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:29,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:29,828 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:29,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 23:08:29,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:29,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:29,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:29,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:29,848 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:29,850 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:29,850 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:29,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:29,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:29,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:29,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:29,876 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:29,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:29,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 23:08:29,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:29,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:29,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:29,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:29,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:29,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:29,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:29,912 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:29,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:29,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:29,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:29,924 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:29,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 23:08:29,932 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 [2023-11-06 23:08:29,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:29,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:29,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:29,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:29,950 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:29,950 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:29,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:29,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:29,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:29,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:29,979 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:29,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:30,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 23:08:30,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:30,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:30,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:30,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:30,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:30,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:30,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:30,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:30,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-06 23:08:30,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:30,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:30,014 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:30,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 23:08:30,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:30,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:30,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:30,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:30,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:30,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:30,032 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:30,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:30,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:30,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-06 23:08:30,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:30,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:30,043 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:30,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 23:08:30,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:30,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:30,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:30,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:30,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:30,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:30,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:30,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:30,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:30,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-06 23:08:30,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:30,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:30,073 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:30,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-06 23:08:30,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:30,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:30,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:30,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:30,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:30,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:30,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:30,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:30,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:30,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:30,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:30,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:30,107 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:30,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-06 23:08:30,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:30,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:30,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:30,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:30,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:30,136 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:30,136 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:30,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:30,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:30,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:30,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:30,168 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:30,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:30,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-06 23:08:30,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:30,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:30,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:30,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:30,192 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:30,192 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:30,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:30,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:30,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:30,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:30,233 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:30,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:30,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:30,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-06 23:08:30,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:30,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:30,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:30,261 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:30,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:30,289 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 23:08:30,327 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2023-11-06 23:08:30,327 INFO L444 ModelExtractionUtils]: 2 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2023-11-06 23:08:30,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:30,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:30,329 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:30,335 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 23:08:30,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-06 23:08:30,360 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 23:08:30,360 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 23:08:30,361 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_alloc_17_~i~0#1, ULTIMATE.start_alloc_17_~len#1) = -1*ULTIMATE.start_alloc_17_~i~0#1 + 1*ULTIMATE.start_alloc_17_~len#1 Supporting invariants [] [2023-11-06 23:08:30,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:30,413 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2023-11-06 23:08:30,432 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:30,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:08:30,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:30,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 23:08:30,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:30,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:08:30,542 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-06 23:08:30,543 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 32 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:30,592 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 32 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 39 states and 50 transitions. Complement of second has 7 states. [2023-11-06 23:08:30,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-06 23:08:30,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:30,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 28 transitions. [2023-11-06 23:08:30,596 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 13 letters. Loop has 5 letters. [2023-11-06 23:08:30,596 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:08:30,597 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 18 letters. Loop has 5 letters. [2023-11-06 23:08:30,598 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:08:30,598 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 13 letters. Loop has 10 letters. [2023-11-06 23:08:30,599 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:08:30,599 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 50 transitions. [2023-11-06 23:08:30,601 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-06 23:08:30,604 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 31 states and 40 transitions. [2023-11-06 23:08:30,604 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2023-11-06 23:08:30,604 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 24 [2023-11-06 23:08:30,605 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 40 transitions. [2023-11-06 23:08:30,605 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 23:08:30,605 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 40 transitions. [2023-11-06 23:08:30,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 40 transitions. [2023-11-06 23:08:30,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2023-11-06 23:08:30,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3) internal successors, (39), 29 states have internal predecessors, (39), 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) [2023-11-06 23:08:30,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 39 transitions. [2023-11-06 23:08:30,619 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 39 transitions. [2023-11-06 23:08:30,619 INFO L428 stractBuchiCegarLoop]: Abstraction has 30 states and 39 transitions. [2023-11-06 23:08:30,619 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-06 23:08:30,619 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 39 transitions. [2023-11-06 23:08:30,621 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-06 23:08:30,621 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:30,621 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:30,622 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:30,622 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:08:30,623 INFO L748 eck$LassoCheckResult]: Stem: 608#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 585#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 586#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 592#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 594#L787 assume !!(entry_point_~len~0#1 < 16777216); 603#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 606#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 607#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 581#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 582#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 604#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 605#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 599#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 600#L765-3 assume !(alloc_17_~i~0#1 < alloc_17_~len#1); 579#L765-4 alloc_17_#res#1 := 0; 580#alloc_17_returnLabel#1 entry_point_#t~ret51#1 := alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;havoc alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1;assume { :end_inline_alloc_17 } true;havoc entry_point_#t~ret51#1;assume { :begin_inline_free_17 } true;free_17_#in~array#1.base, free_17_#in~array#1.offset, free_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset, free_17_#t~post46#1, free_17_~array#1.base, free_17_~array#1.offset, free_17_~len#1, free_17_~i~1#1;free_17_~array#1.base, free_17_~array#1.offset := free_17_#in~array#1.base, free_17_#in~array#1.offset;free_17_~len#1 := free_17_#in~len#1;havoc free_17_~i~1#1;free_17_~i~1#1 := 0; 593#L780-3 [2023-11-06 23:08:30,624 INFO L750 eck$LassoCheckResult]: Loop: 593#L780-3 assume !!(free_17_~i~1#1 < free_17_~len#1);call free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset := read~$Pointer$(free_17_~array#1.base, free_17_~array#1.offset + 4 * free_17_~i~1#1, 4);call ULTIMATE.dealloc(free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset);havoc free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset; 601#L780-2 free_17_#t~post46#1 := free_17_~i~1#1;free_17_~i~1#1 := 1 + free_17_#t~post46#1;havoc free_17_#t~post46#1; 593#L780-3 [2023-11-06 23:08:30,624 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:30,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1805730393, now seen corresponding path program 1 times [2023-11-06 23:08:30,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:30,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835512507] [2023-11-06 23:08:30,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:30,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:30,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 23:08:30,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:30,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835512507] [2023-11-06 23:08:30,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835512507] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:08:30,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:08:30,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:08:30,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680700583] [2023-11-06 23:08:30,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:08:30,746 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 23:08:30,747 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:30,747 INFO L85 PathProgramCache]: Analyzing trace with hash 3907, now seen corresponding path program 1 times [2023-11-06 23:08:30,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:30,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371778502] [2023-11-06 23:08:30,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:30,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:30,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:30,752 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:30,756 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:30,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:30,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:08:30,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:08:30,803 INFO L87 Difference]: Start difference. First operand 30 states and 39 transitions. cyclomatic complexity: 13 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:30,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:30,874 INFO L93 Difference]: Finished difference Result 69 states and 88 transitions. [2023-11-06 23:08:30,874 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69 states and 88 transitions. [2023-11-06 23:08:30,875 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2023-11-06 23:08:30,876 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69 states to 69 states and 88 transitions. [2023-11-06 23:08:30,876 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51 [2023-11-06 23:08:30,877 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 51 [2023-11-06 23:08:30,877 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 88 transitions. [2023-11-06 23:08:30,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 23:08:30,877 INFO L218 hiAutomatonCegarLoop]: Abstraction has 69 states and 88 transitions. [2023-11-06 23:08:30,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 88 transitions. [2023-11-06 23:08:30,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 41. [2023-11-06 23:08:30,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.2682926829268293) internal successors, (52), 40 states have internal predecessors, (52), 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) [2023-11-06 23:08:30,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 52 transitions. [2023-11-06 23:08:30,881 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 52 transitions. [2023-11-06 23:08:30,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:08:30,882 INFO L428 stractBuchiCegarLoop]: Abstraction has 41 states and 52 transitions. [2023-11-06 23:08:30,882 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-06 23:08:30,882 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 52 transitions. [2023-11-06 23:08:30,884 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-06 23:08:30,885 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:30,885 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:30,886 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:30,886 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:08:30,886 INFO L748 eck$LassoCheckResult]: Stem: 721#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 701#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 702#L520 assume ldv_positive_~r~1#1 > 0;ldv_positive_#res#1 := ldv_positive_~r~1#1; 703#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 706#L787 assume !!(entry_point_~len~0#1 < 16777216); 716#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 719#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 720#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 692#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 693#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 717#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 718#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 711#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 712#L765-3 assume !(alloc_17_~i~0#1 < alloc_17_~len#1); 690#L765-4 alloc_17_#res#1 := 0; 691#alloc_17_returnLabel#1 entry_point_#t~ret51#1 := alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;havoc alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1;assume { :end_inline_alloc_17 } true;havoc entry_point_#t~ret51#1;assume { :begin_inline_free_17 } true;free_17_#in~array#1.base, free_17_#in~array#1.offset, free_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset, free_17_#t~post46#1, free_17_~array#1.base, free_17_~array#1.offset, free_17_~len#1, free_17_~i~1#1;free_17_~array#1.base, free_17_~array#1.offset := free_17_#in~array#1.base, free_17_#in~array#1.offset;free_17_~len#1 := free_17_#in~len#1;havoc free_17_~i~1#1;free_17_~i~1#1 := 0; 705#L780-3 [2023-11-06 23:08:30,887 INFO L750 eck$LassoCheckResult]: Loop: 705#L780-3 assume !!(free_17_~i~1#1 < free_17_~len#1);call free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset := read~$Pointer$(free_17_~array#1.base, free_17_~array#1.offset + 4 * free_17_~i~1#1, 4);call ULTIMATE.dealloc(free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset);havoc free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset; 713#L780-2 free_17_#t~post46#1 := free_17_~i~1#1;free_17_~i~1#1 := 1 + free_17_#t~post46#1;havoc free_17_#t~post46#1; 705#L780-3 [2023-11-06 23:08:30,887 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:30,887 INFO L85 PathProgramCache]: Analyzing trace with hash -794613143, now seen corresponding path program 1 times [2023-11-06 23:08:30,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:30,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70726313] [2023-11-06 23:08:30,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:30,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:30,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:30,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 23:08:30,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:30,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70726313] [2023-11-06 23:08:30,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70726313] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:08:30,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:08:30,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 23:08:30,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726938595] [2023-11-06 23:08:30,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:08:30,994 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 23:08:30,995 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:30,995 INFO L85 PathProgramCache]: Analyzing trace with hash 3907, now seen corresponding path program 2 times [2023-11-06 23:08:30,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:30,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176147389] [2023-11-06 23:08:30,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:30,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:30,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:30,999 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:31,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,012 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:31,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:31,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 23:08:31,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 23:08:31,064 INFO L87 Difference]: Start difference. First operand 41 states and 52 transitions. cyclomatic complexity: 16 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:31,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:31,129 INFO L93 Difference]: Finished difference Result 53 states and 66 transitions. [2023-11-06 23:08:31,129 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 66 transitions. [2023-11-06 23:08:31,130 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2023-11-06 23:08:31,131 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 53 states and 66 transitions. [2023-11-06 23:08:31,131 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2023-11-06 23:08:31,131 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2023-11-06 23:08:31,131 INFO L73 IsDeterministic]: Start isDeterministic. Operand 53 states and 66 transitions. [2023-11-06 23:08:31,131 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 23:08:31,132 INFO L218 hiAutomatonCegarLoop]: Abstraction has 53 states and 66 transitions. [2023-11-06 23:08:31,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states and 66 transitions. [2023-11-06 23:08:31,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 30. [2023-11-06 23:08:31,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 29 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:31,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 38 transitions. [2023-11-06 23:08:31,134 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 38 transitions. [2023-11-06 23:08:31,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:08:31,137 INFO L428 stractBuchiCegarLoop]: Abstraction has 30 states and 38 transitions. [2023-11-06 23:08:31,137 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-06 23:08:31,137 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 38 transitions. [2023-11-06 23:08:31,138 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-06 23:08:31,138 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:31,138 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:31,139 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:31,139 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:08:31,139 INFO L748 eck$LassoCheckResult]: Stem: 825#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 807#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 808#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 809#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 811#L787 assume !!(entry_point_~len~0#1 < 16777216); 820#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 823#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 824#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 798#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 799#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 821#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 822#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 816#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 817#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 812#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 813#ldv_malloc_returnLabel#2 alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset; 802#L767 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 800#alloc_17_err#1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 801#L772-3 [2023-11-06 23:08:31,139 INFO L750 eck$LassoCheckResult]: Loop: 801#L772-3 assume !!(alloc_17_~j~0#1 >= 0);call alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset := read~$Pointer$(alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);call ULTIMATE.dealloc(alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset);havoc alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset;call write~$Pointer$(0, 0, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4); 806#L772-2 alloc_17_#t~post44#1 := alloc_17_~j~0#1;alloc_17_~j~0#1 := alloc_17_#t~post44#1 - 1;havoc alloc_17_#t~post44#1; 801#L772-3 [2023-11-06 23:08:31,140 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:31,140 INFO L85 PathProgramCache]: Analyzing trace with hash -138686333, now seen corresponding path program 1 times [2023-11-06 23:08:31,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:31,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94373820] [2023-11-06 23:08:31,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:31,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,153 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,187 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:31,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:31,188 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:31,188 INFO L85 PathProgramCache]: Analyzing trace with hash 3395, now seen corresponding path program 1 times [2023-11-06 23:08:31,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:31,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226154236] [2023-11-06 23:08:31,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:31,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,196 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:31,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,201 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:31,201 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:31,201 INFO L85 PathProgramCache]: Analyzing trace with hash -133577403, now seen corresponding path program 1 times [2023-11-06 23:08:31,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:31,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000955548] [2023-11-06 23:08:31,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:31,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:31,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 23:08:31,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:31,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000955548] [2023-11-06 23:08:31,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000955548] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:08:31,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:08:31,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:08:31,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022462573] [2023-11-06 23:08:31,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:08:31,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:31,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:08:31,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:08:31,372 INFO L87 Difference]: Start difference. First operand 30 states and 38 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:31,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:31,405 INFO L93 Difference]: Finished difference Result 42 states and 52 transitions. [2023-11-06 23:08:31,406 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 52 transitions. [2023-11-06 23:08:31,406 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-06 23:08:31,408 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 42 states and 52 transitions. [2023-11-06 23:08:31,408 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2023-11-06 23:08:31,408 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2023-11-06 23:08:31,409 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 52 transitions. [2023-11-06 23:08:31,409 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 23:08:31,409 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 52 transitions. [2023-11-06 23:08:31,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 52 transitions. [2023-11-06 23:08:31,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 35. [2023-11-06 23:08:31,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 34 states have internal predecessors, (44), 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) [2023-11-06 23:08:31,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 44 transitions. [2023-11-06 23:08:31,413 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 44 transitions. [2023-11-06 23:08:31,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:08:31,420 INFO L428 stractBuchiCegarLoop]: Abstraction has 35 states and 44 transitions. [2023-11-06 23:08:31,420 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-06 23:08:31,420 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 44 transitions. [2023-11-06 23:08:31,421 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-06 23:08:31,421 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:31,421 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:31,422 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:31,422 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:08:31,423 INFO L748 eck$LassoCheckResult]: Stem: 910#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 885#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 886#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 892#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 894#L787 assume !!(entry_point_~len~0#1 < 16777216); 905#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 908#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 909#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 881#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 882#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 906#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 907#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 899#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 900#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 897#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 898#ldv_malloc_returnLabel#2 alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset; 888#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 889#L765-2 alloc_17_#t~post42#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post42#1;havoc alloc_17_#t~post42#1; 904#L765-3 assume !(alloc_17_~i~0#1 < alloc_17_~len#1); 879#L765-4 alloc_17_#res#1 := 0; 880#alloc_17_returnLabel#1 entry_point_#t~ret51#1 := alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;havoc alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1;assume { :end_inline_alloc_17 } true;havoc entry_point_#t~ret51#1;assume { :begin_inline_free_17 } true;free_17_#in~array#1.base, free_17_#in~array#1.offset, free_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset, free_17_#t~post46#1, free_17_~array#1.base, free_17_~array#1.offset, free_17_~len#1, free_17_~i~1#1;free_17_~array#1.base, free_17_~array#1.offset := free_17_#in~array#1.base, free_17_#in~array#1.offset;free_17_~len#1 := free_17_#in~len#1;havoc free_17_~i~1#1;free_17_~i~1#1 := 0; 893#L780-3 [2023-11-06 23:08:31,423 INFO L750 eck$LassoCheckResult]: Loop: 893#L780-3 assume !!(free_17_~i~1#1 < free_17_~len#1);call free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset := read~$Pointer$(free_17_~array#1.base, free_17_~array#1.offset + 4 * free_17_~i~1#1, 4);call ULTIMATE.dealloc(free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset);havoc free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset; 901#L780-2 free_17_#t~post46#1 := free_17_~i~1#1;free_17_~i~1#1 := 1 + free_17_#t~post46#1;havoc free_17_#t~post46#1; 893#L780-3 [2023-11-06 23:08:31,423 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:31,424 INFO L85 PathProgramCache]: Analyzing trace with hash 155706981, now seen corresponding path program 1 times [2023-11-06 23:08:31,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:31,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502269304] [2023-11-06 23:08:31,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:31,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:31,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 23:08:31,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:31,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502269304] [2023-11-06 23:08:31,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502269304] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:08:31,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 23:08:31,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 23:08:31,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523866204] [2023-11-06 23:08:31,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:08:31,515 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 23:08:31,515 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:31,515 INFO L85 PathProgramCache]: Analyzing trace with hash 3907, now seen corresponding path program 3 times [2023-11-06 23:08:31,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:31,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989892102] [2023-11-06 23:08:31,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:31,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:31,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,524 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:31,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:31,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 23:08:31,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 23:08:31,567 INFO L87 Difference]: Start difference. First operand 35 states and 44 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:31,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:31,597 INFO L93 Difference]: Finished difference Result 51 states and 60 transitions. [2023-11-06 23:08:31,597 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 51 states and 60 transitions. [2023-11-06 23:08:31,598 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2023-11-06 23:08:31,599 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 51 states to 49 states and 58 transitions. [2023-11-06 23:08:31,599 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 42 [2023-11-06 23:08:31,599 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2023-11-06 23:08:31,599 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 58 transitions. [2023-11-06 23:08:31,600 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 23:08:31,600 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 58 transitions. [2023-11-06 23:08:31,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 58 transitions. [2023-11-06 23:08:31,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 35. [2023-11-06 23:08:31,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.2285714285714286) internal successors, (43), 34 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:31,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 43 transitions. [2023-11-06 23:08:31,603 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 43 transitions. [2023-11-06 23:08:31,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 23:08:31,604 INFO L428 stractBuchiCegarLoop]: Abstraction has 35 states and 43 transitions. [2023-11-06 23:08:31,604 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-06 23:08:31,604 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 43 transitions. [2023-11-06 23:08:31,604 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-06 23:08:31,604 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:31,605 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:31,605 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:31,605 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:08:31,606 INFO L748 eck$LassoCheckResult]: Stem: 1006#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 980#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 981#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 988#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 990#L787 assume !!(entry_point_~len~0#1 < 16777216); 1001#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1004#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1005#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 976#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 977#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1002#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 1003#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 995#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 996#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 993#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 994#ldv_malloc_returnLabel#2 alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset; 984#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 985#L765-2 alloc_17_#t~post42#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post42#1;havoc alloc_17_#t~post42#1; 999#L765-3 assume !(alloc_17_~i~0#1 < alloc_17_~len#1); 974#L765-4 alloc_17_#res#1 := 0; 975#alloc_17_returnLabel#1 entry_point_#t~ret51#1 := alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;havoc alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1;assume { :end_inline_alloc_17 } true;havoc entry_point_#t~ret51#1;assume { :begin_inline_free_17 } true;free_17_#in~array#1.base, free_17_#in~array#1.offset, free_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset, free_17_#t~post46#1, free_17_~array#1.base, free_17_~array#1.offset, free_17_~len#1, free_17_~i~1#1;free_17_~array#1.base, free_17_~array#1.offset := free_17_#in~array#1.base, free_17_#in~array#1.offset;free_17_~len#1 := free_17_#in~len#1;havoc free_17_~i~1#1;free_17_~i~1#1 := 0; 989#L780-3 [2023-11-06 23:08:31,606 INFO L750 eck$LassoCheckResult]: Loop: 989#L780-3 assume !!(free_17_~i~1#1 < free_17_~len#1);call free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset := read~$Pointer$(free_17_~array#1.base, free_17_~array#1.offset + 4 * free_17_~i~1#1, 4);call ULTIMATE.dealloc(free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset);havoc free_17_#t~mem47#1.base, free_17_#t~mem47#1.offset; 997#L780-2 free_17_#t~post46#1 := free_17_~i~1#1;free_17_~i~1#1 := 1 + free_17_#t~post46#1;havoc free_17_#t~post46#1; 989#L780-3 [2023-11-06 23:08:31,606 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:31,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1619300381, now seen corresponding path program 1 times [2023-11-06 23:08:31,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:31,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124713978] [2023-11-06 23:08:31,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:31,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,623 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:31,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,640 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:31,640 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:31,641 INFO L85 PathProgramCache]: Analyzing trace with hash 3907, now seen corresponding path program 4 times [2023-11-06 23:08:31,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:31,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117507787] [2023-11-06 23:08:31,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:31,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,645 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,648 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:31,649 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:31,649 INFO L85 PathProgramCache]: Analyzing trace with hash -1369502043, now seen corresponding path program 1 times [2023-11-06 23:08:31,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:31,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387915845] [2023-11-06 23:08:31,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:31,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,668 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:31,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:31,698 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:33,703 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:08:33,703 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:08:33,704 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:08:33,704 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:08:33,704 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 23:08:33,704 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:33,704 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:08:33,704 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:08:33,704 INFO L133 ssoRankerPreferences]: Filename of dumped script: memleaks_test17_2-2.i_Iteration10_Lasso [2023-11-06 23:08:33,704 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:08:33,704 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:08:33,709 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,713 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,717 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,720 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,727 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,731 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,737 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,749 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,752 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,765 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,768 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,777 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,780 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,784 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,786 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,792 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,804 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,815 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,822 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,835 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,838 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,843 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,846 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:33,849 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:34,433 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:34,436 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:34,438 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:34,441 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:34,443 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:34,446 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:35,327 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:08:35,327 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 23:08:35,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,329 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,338 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 [2023-11-06 23:08:35,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-06 23:08:35,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,356 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-11-06 23:08:35,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,370 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-06 23:08:35,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,399 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:35,399 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:35,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:35,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,419 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-06 23:08:35,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,444 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:35,445 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:35,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:35,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,485 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-06 23:08:35,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:35,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,536 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-06 23:08:35,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:35,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,577 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-06 23:08:35,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,597 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:35,597 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:35,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:35,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,630 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-06 23:08:35,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:35,652 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:35,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,661 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-06 23:08:35,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,662 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-06 23:08:35,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,678 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-11-06 23:08:35,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,702 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-06 23:08:35,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,716 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-06 23:08:35,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,722 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-06 23:08:35,726 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 [2023-11-06 23:08:35,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-06 23:08:35,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,744 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-06 23:08:35,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:35,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,772 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-06 23:08:35,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-06 23:08:35,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,823 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-06 23:08:35,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-06 23:08:35,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,846 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-06 23:08:35,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,864 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:35,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,870 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-06 23:08:35,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-06 23:08:35,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,895 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-06 23:08:35,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,912 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2023-11-06 23:08:35,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,918 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-06 23:08:35,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,936 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:35,936 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:35,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-11-06 23:08:35,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,946 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-06 23:08:35,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:35,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:35,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-06 23:08:35,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,970 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-06 23:08:35,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:35,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:35,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:35,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:35,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:35,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:35,983 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:35,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:35,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:35,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-06 23:08:35,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:35,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:35,993 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:35,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-06 23:08:36,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-06 23:08:36,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,029 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-06 23:08:36,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,054 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-06 23:08:36,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,071 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-06 23:08:36,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,078 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-06 23:08:36,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,093 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,099 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-06 23:08:36,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-06 23:08:36,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,133 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-06 23:08:36,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,146 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,147 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-06 23:08:36,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,152 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-06 23:08:36,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,165 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-06 23:08:36,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,170 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-06 23:08:36,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,183 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,183 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-06 23:08:36,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,191 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-06 23:08:36,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,208 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,208 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2023-11-06 23:08:36,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,217 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-06 23:08:36,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,237 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-06 23:08:36,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,249 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-06 23:08:36,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,308 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-06 23:08:36,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,330 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,351 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-06 23:08:36,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,394 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,415 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,415 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-06 23:08:36,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,439 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-06 23:08:36,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,479 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-06 23:08:36,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,531 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-06 23:08:36,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,555 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,555 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,578 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,594 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-06 23:08:36,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,609 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,610 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,627 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,627 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-06 23:08:36,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,642 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-06 23:08:36,663 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,663 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,670 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-06 23:08:36,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,684 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,693 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-06 23:08:36,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:36,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,717 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-06 23:08:36,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,732 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,732 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2023-11-06 23:08:36,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,740 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-06 23:08:36,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2023-11-06 23:08:36,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,765 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-06 23:08:36,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,779 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,779 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2023-11-06 23:08:36,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,786 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-06 23:08:36,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:36,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,800 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:36,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:36,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:36,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-11-06 23:08:36,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,805 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-06 23:08:36,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:36,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:36,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:36,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:36,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:36,830 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:36,830 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:36,857 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 23:08:36,900 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2023-11-06 23:08:36,900 INFO L444 ModelExtractionUtils]: 0 out of 19 variables were initially zero. Simplification set additionally 16 variables to zero. [2023-11-06 23:08:36,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:36,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:36,902 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:36,910 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 23:08:36,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-06 23:08:36,932 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 23:08:36,932 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 23:08:36,932 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_free_17_~i~1#1, ULTIMATE.start_free_17_~len#1) = -1*ULTIMATE.start_free_17_~i~1#1 + 1*ULTIMATE.start_free_17_~len#1 Supporting invariants [] [2023-11-06 23:08:36,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-06 23:08:36,979 INFO L156 tatePredicateManager]: 10 out of 10 supporting invariants were superfluous and have been removed [2023-11-06 23:08:36,992 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:37,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 23:08:37,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:37,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:37,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-06 23:08:37,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:37,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:08:37,083 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-06 23:08:37,083 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 35 states and 43 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:37,101 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 35 states and 43 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 37 states and 46 transitions. Complement of second has 4 states. [2023-11-06 23:08:37,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-06 23:08:37,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:37,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 31 transitions. [2023-11-06 23:08:37,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 31 transitions. Stem has 21 letters. Loop has 2 letters. [2023-11-06 23:08:37,103 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:08:37,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 31 transitions. Stem has 23 letters. Loop has 2 letters. [2023-11-06 23:08:37,103 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:08:37,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 31 transitions. Stem has 21 letters. Loop has 4 letters. [2023-11-06 23:08:37,104 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:08:37,104 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 37 states and 46 transitions. [2023-11-06 23:08:37,104 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 23:08:37,105 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 37 states to 25 states and 29 transitions. [2023-11-06 23:08:37,105 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2023-11-06 23:08:37,105 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2023-11-06 23:08:37,105 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 29 transitions. [2023-11-06 23:08:37,105 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 23:08:37,106 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 29 transitions. [2023-11-06 23:08:37,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 29 transitions. [2023-11-06 23:08:37,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2023-11-06 23:08:37,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.16) internal successors, (29), 24 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:37,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2023-11-06 23:08:37,108 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 29 transitions. [2023-11-06 23:08:37,108 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 29 transitions. [2023-11-06 23:08:37,108 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-06 23:08:37,108 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 29 transitions. [2023-11-06 23:08:37,108 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 23:08:37,108 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:37,109 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:37,109 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:37,109 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:08:37,110 INFO L748 eck$LassoCheckResult]: Stem: 1197#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 1192#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 1193#L520 assume !(ldv_positive_~r~1#1 > 0);ldv_positive_#res#1 := 1; 1194#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 1178#L787 assume !!(entry_point_~len~0#1 < 16777216); 1179#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1184#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1185#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 1180#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 1181#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1182#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 1183#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 1198#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 1174#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1175#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1196#ldv_malloc_returnLabel#2 alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset; 1189#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 1190#L765-2 alloc_17_#t~post42#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post42#1;havoc alloc_17_#t~post42#1; 1176#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1177#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 1195#ldv_malloc_returnLabel#2 alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset; 1188#L767 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 1186#alloc_17_err#1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 1187#L772-3 [2023-11-06 23:08:37,110 INFO L750 eck$LassoCheckResult]: Loop: 1187#L772-3 assume !!(alloc_17_~j~0#1 >= 0);call alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset := read~$Pointer$(alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);call ULTIMATE.dealloc(alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset);havoc alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset;call write~$Pointer$(0, 0, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4); 1191#L772-2 alloc_17_#t~post44#1 := alloc_17_~j~0#1;alloc_17_~j~0#1 := alloc_17_#t~post44#1 - 1;havoc alloc_17_#t~post44#1; 1187#L772-3 [2023-11-06 23:08:37,110 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:37,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1368071233, now seen corresponding path program 1 times [2023-11-06 23:08:37,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:37,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520326739] [2023-11-06 23:08:37,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:37,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:37,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:37,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:37,246 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 23:08:37,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:37,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520326739] [2023-11-06 23:08:37,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520326739] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:08:37,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763892335] [2023-11-06 23:08:37,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:37,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:37,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:37,250 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:08:37,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Waiting until timeout for monitored process [2023-11-06 23:08:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:37,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 23:08:37,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:37,434 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-06 23:08:37,434 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 23:08:37,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1763892335] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 23:08:37,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-06 23:08:37,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2023-11-06 23:08:37,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199553106] [2023-11-06 23:08:37,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 23:08:37,435 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 23:08:37,436 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:37,436 INFO L85 PathProgramCache]: Analyzing trace with hash 3395, now seen corresponding path program 2 times [2023-11-06 23:08:37,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:37,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240873085] [2023-11-06 23:08:37,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:37,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:37,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:37,443 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:37,447 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:37,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:37,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 23:08:37,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-06 23:08:37,569 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. cyclomatic complexity: 7 Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:37,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:37,642 INFO L93 Difference]: Finished difference Result 41 states and 45 transitions. [2023-11-06 23:08:37,642 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 45 transitions. [2023-11-06 23:08:37,643 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 23:08:37,643 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 25 states and 28 transitions. [2023-11-06 23:08:37,644 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2023-11-06 23:08:37,644 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2023-11-06 23:08:37,644 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 28 transitions. [2023-11-06 23:08:37,644 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 23:08:37,644 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 28 transitions. [2023-11-06 23:08:37,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 28 transitions. [2023-11-06 23:08:37,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2023-11-06 23:08:37,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.12) internal successors, (28), 24 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:37,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2023-11-06 23:08:37,646 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 28 transitions. [2023-11-06 23:08:37,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 23:08:37,647 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 28 transitions. [2023-11-06 23:08:37,647 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2023-11-06 23:08:37,648 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 28 transitions. [2023-11-06 23:08:37,648 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 23:08:37,648 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:37,648 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:37,649 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:37,649 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:08:37,650 INFO L748 eck$LassoCheckResult]: Stem: 1348#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 1343#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 1344#L520 assume ldv_positive_~r~1#1 > 0;ldv_positive_#res#1 := ldv_positive_~r~1#1; 1345#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 1329#L787 assume !!(entry_point_~len~0#1 < 16777216); 1330#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1335#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1336#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 1331#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 1332#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1333#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 1334#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 1349#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 1325#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1326#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1347#ldv_malloc_returnLabel#2 alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset; 1340#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 1341#L765-2 alloc_17_#t~post42#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post42#1;havoc alloc_17_#t~post42#1; 1327#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1328#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 1346#ldv_malloc_returnLabel#2 alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset; 1339#L767 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 1337#alloc_17_err#1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 1338#L772-3 [2023-11-06 23:08:37,650 INFO L750 eck$LassoCheckResult]: Loop: 1338#L772-3 assume !!(alloc_17_~j~0#1 >= 0);call alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset := read~$Pointer$(alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);call ULTIMATE.dealloc(alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset);havoc alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset;call write~$Pointer$(0, 0, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4); 1342#L772-2 alloc_17_#t~post44#1 := alloc_17_~j~0#1;alloc_17_~j~0#1 := alloc_17_#t~post44#1 - 1;havoc alloc_17_#t~post44#1; 1338#L772-3 [2023-11-06 23:08:37,650 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:37,650 INFO L85 PathProgramCache]: Analyzing trace with hash -1790773059, now seen corresponding path program 1 times [2023-11-06 23:08:37,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:37,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754072136] [2023-11-06 23:08:37,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:37,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:37,791 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:08:37,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 23:08:37,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754072136] [2023-11-06 23:08:37,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754072136] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-06 23:08:37,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017184994] [2023-11-06 23:08:37,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:37,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:08:37,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:37,794 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:08:37,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Waiting until timeout for monitored process [2023-11-06 23:08:37,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:37,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 23:08:37,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:37,973 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:08:37,973 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 23:08:38,024 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:08:38,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2017184994] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 23:08:38,025 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-06 23:08:38,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2023-11-06 23:08:38,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429472555] [2023-11-06 23:08:38,026 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-06 23:08:38,026 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 23:08:38,027 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:38,027 INFO L85 PathProgramCache]: Analyzing trace with hash 3395, now seen corresponding path program 3 times [2023-11-06 23:08:38,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:38,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027094186] [2023-11-06 23:08:38,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:38,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:38,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:38,033 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:38,038 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:38,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 23:08:38,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 23:08:38,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2023-11-06 23:08:38,170 INFO L87 Difference]: Start difference. First operand 25 states and 28 transitions. cyclomatic complexity: 6 Second operand has 11 states, 11 states have (on average 3.5454545454545454) internal successors, (39), 11 states have internal predecessors, (39), 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) [2023-11-06 23:08:38,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 23:08:38,249 INFO L93 Difference]: Finished difference Result 35 states and 38 transitions. [2023-11-06 23:08:38,249 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 38 transitions. [2023-11-06 23:08:38,249 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 23:08:38,250 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 28 states and 31 transitions. [2023-11-06 23:08:38,250 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2023-11-06 23:08:38,250 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2023-11-06 23:08:38,250 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 31 transitions. [2023-11-06 23:08:38,250 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 23:08:38,250 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 31 transitions. [2023-11-06 23:08:38,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 31 transitions. [2023-11-06 23:08:38,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2023-11-06 23:08:38,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 26 states have internal predecessors, (30), 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) [2023-11-06 23:08:38,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 30 transitions. [2023-11-06 23:08:38,252 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 30 transitions. [2023-11-06 23:08:38,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 23:08:38,253 INFO L428 stractBuchiCegarLoop]: Abstraction has 27 states and 30 transitions. [2023-11-06 23:08:38,253 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2023-11-06 23:08:38,253 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 30 transitions. [2023-11-06 23:08:38,253 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 23:08:38,254 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:08:38,254 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:08:38,254 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 23:08:38,254 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:08:38,255 INFO L748 eck$LassoCheckResult]: Stem: 1560#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset := 1, 0;call #Ultimate.allocInit(8, 1);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, 4);call write~init~$Pointer$(~#ldv_global_msg_list~0.base, ~#ldv_global_msg_list~0.offset, ~#ldv_global_msg_list~0.base, 4 + ~#ldv_global_msg_list~0.offset, 4); 1551#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;assume { :begin_inline_entry_point } true;havoc entry_point_#t~ret48#1, entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset, entry_point_#t~post50#1, entry_point_#t~ret51#1, entry_point_~i~2#1, entry_point_~len~0#1, entry_point_~array~0#1.base, entry_point_~array~0#1.offset;havoc entry_point_~i~2#1;assume { :begin_inline_ldv_positive } true;havoc ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;havoc ldv_positive_#t~nondet4#1;ldv_positive_~r~1#1 := ldv_positive_#t~nondet4#1;havoc ldv_positive_#t~nondet4#1; 1552#L520 assume ldv_positive_~r~1#1 > 0;ldv_positive_#res#1 := ldv_positive_~r~1#1; 1557#ldv_positive_returnLabel#1 entry_point_#t~ret48#1 := ldv_positive_#res#1;havoc ldv_positive_#t~nondet4#1, ldv_positive_~r~1#1;assume { :end_inline_ldv_positive } true;entry_point_~len~0#1 := entry_point_#t~ret48#1;havoc entry_point_#t~ret48#1; 1541#L787 assume !!(entry_point_~len~0#1 < 16777216); 1542#L787-2 assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4 * entry_point_~len~0#1;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1547#L526 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1548#ldv_malloc_returnLabel#1 entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;entry_point_~array~0#1.base, entry_point_~array~0#1.offset := entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset;havoc entry_point_#t~ret49#1.base, entry_point_#t~ret49#1.offset; 1543#L789 assume entry_point_~array~0#1.base != 0 || entry_point_~array~0#1.offset != 0;entry_point_~i~2#1 := 0; 1544#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1545#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 1546#L790-3 assume !!(entry_point_~i~2#1 < entry_point_~len~0#1);call write~$Pointer$(0, 0, entry_point_~array~0#1.base, entry_point_~array~0#1.offset + 4 * entry_point_~i~2#1, 4); 1562#L790-2 entry_point_#t~post50#1 := entry_point_~i~2#1;entry_point_~i~2#1 := 1 + entry_point_#t~post50#1;havoc entry_point_#t~post50#1; 1563#L790-3 assume !(entry_point_~i~2#1 < entry_point_~len~0#1); 1561#L790-4 assume { :begin_inline_alloc_17 } true;alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset, alloc_17_#in~len#1 := entry_point_~array~0#1.base, entry_point_~array~0#1.offset, entry_point_~len~0#1;havoc alloc_17_#res#1;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset, alloc_17_#t~post42#1, alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset, alloc_17_#t~post44#1, alloc_17_~array#1.base, alloc_17_~array#1.offset, alloc_17_~len#1, alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~i~0#1, alloc_17_~j~0#1;alloc_17_~array#1.base, alloc_17_~array#1.offset := alloc_17_#in~array#1.base, alloc_17_#in~array#1.offset;alloc_17_~len#1 := alloc_17_#in~len#1;havoc alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset;alloc_17_~i~0#1 := 0;havoc alloc_17_~j~0#1; 1537#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1538#L526-1 assume 0 != ldv_malloc_#t~nondet11#1;havoc ldv_malloc_#t~nondet11#1;call ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset := #Ultimate.allocOnHeap(ldv_malloc_~size#1 % 4294967296);ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset;havoc ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset; 1559#ldv_malloc_returnLabel#2 alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset; 1554#L767 assume !(alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0);call write~$Pointer$(alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~i~0#1, 4); 1555#L765-2 alloc_17_#t~post42#1 := alloc_17_~i~0#1;alloc_17_~i~0#1 := 1 + alloc_17_#t~post42#1;havoc alloc_17_#t~post42#1; 1539#L765-3 assume !!(alloc_17_~i~0#1 < alloc_17_~len#1);assume { :begin_inline_ldv_malloc } true;ldv_malloc_#in~size#1 := 4;havoc ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;ldv_malloc_~size#1 := ldv_malloc_#in~size#1;havoc ldv_malloc_#t~nondet11#1; 1540#L526-1 assume !(0 != ldv_malloc_#t~nondet11#1);havoc ldv_malloc_#t~nondet11#1;ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset := 0, 0; 1558#ldv_malloc_returnLabel#2 alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset := ldv_malloc_#res#1.base, ldv_malloc_#res#1.offset;havoc ldv_malloc_#t~nondet11#1, ldv_malloc_#t~malloc12#1.base, ldv_malloc_#t~malloc12#1.offset, ldv_malloc_~size#1;havoc ldv_malloc_#in~size#1;assume { :end_inline_ldv_malloc } true;alloc_17_~p~0#1.base, alloc_17_~p~0#1.offset := alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset;havoc alloc_17_#t~ret43#1.base, alloc_17_#t~ret43#1.offset; 1553#L767 assume alloc_17_~p~0#1.base == 0 && alloc_17_~p~0#1.offset == 0; 1549#alloc_17_err#1 alloc_17_~j~0#1 := alloc_17_~i~0#1 - 1; 1550#L772-3 [2023-11-06 23:08:38,255 INFO L750 eck$LassoCheckResult]: Loop: 1550#L772-3 assume !!(alloc_17_~j~0#1 >= 0);call alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset := read~$Pointer$(alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4);call ULTIMATE.dealloc(alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset);havoc alloc_17_#t~mem45#1.base, alloc_17_#t~mem45#1.offset;call write~$Pointer$(0, 0, alloc_17_~array#1.base, alloc_17_~array#1.offset + 4 * alloc_17_~j~0#1, 4); 1556#L772-2 alloc_17_#t~post44#1 := alloc_17_~j~0#1;alloc_17_~j~0#1 := alloc_17_#t~post44#1 - 1;havoc alloc_17_#t~post44#1; 1550#L772-3 [2023-11-06 23:08:38,255 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:38,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1196968511, now seen corresponding path program 2 times [2023-11-06 23:08:38,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:38,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127576156] [2023-11-06 23:08:38,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:38,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:38,278 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:38,299 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:38,299 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:38,299 INFO L85 PathProgramCache]: Analyzing trace with hash 3395, now seen corresponding path program 4 times [2023-11-06 23:08:38,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:38,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120504330] [2023-11-06 23:08:38,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:38,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:38,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:38,305 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:38,310 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:38,310 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:38,310 INFO L85 PathProgramCache]: Analyzing trace with hash -764493823, now seen corresponding path program 1 times [2023-11-06 23:08:38,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:08:38,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312530145] [2023-11-06 23:08:38,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:08:38,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:08:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:38,342 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:08:38,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:08:38,370 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:08:43,699 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:08:43,699 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:08:43,699 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:08:43,699 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:08:43,700 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 23:08:43,700 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:43,700 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:08:43,700 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:08:43,700 INFO L133 ssoRankerPreferences]: Filename of dumped script: memleaks_test17_2-2.i_Iteration13_Lasso [2023-11-06 23:08:43,700 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:08:43,700 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:08:43,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,715 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,718 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,722 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,725 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,728 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,731 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,739 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,751 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,761 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,763 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,767 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,770 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,775 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,778 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:43,782 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:45,221 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:45,224 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:45,228 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:45,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:45,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:45,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:45,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:45,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:45,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:45,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:45,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:08:46,369 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:08:46,370 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 23:08:46,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,374 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-06 23:08:46,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,400 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,431 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-06 23:08:46,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,451 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,451 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,465 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-06 23:08:46,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,483 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:46,483 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:46,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,491 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-06 23:08:46,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2023-11-06 23:08:46,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,514 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-06 23:08:46,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,530 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2023-11-06 23:08:46,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,538 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-06 23:08:46,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2023-11-06 23:08:46,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,557 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-06 23:08:46,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,574 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:46,574 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:46,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,584 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-06 23:08:46,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,608 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,629 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2023-11-06 23:08:46,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:46,648 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:46,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,657 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2023-11-06 23:08:46,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,674 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,681 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2023-11-06 23:08:46,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,698 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:46,698 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:46,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,708 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2023-11-06 23:08:46,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:46,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:46,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,734 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2023-11-06 23:08:46,737 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 [2023-11-06 23:08:46,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,752 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:46,752 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:46,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,762 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2023-11-06 23:08:46,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,779 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:46,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:46,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,789 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2023-11-06 23:08:46,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,805 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,811 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2023-11-06 23:08:46,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,833 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2023-11-06 23:08:46,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2023-11-06 23:08:46,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,855 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2023-11-06 23:08:46,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:46,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:46,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,881 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2023-11-06 23:08:46,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,904 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2023-11-06 23:08:46,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,921 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:46,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,928 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2023-11-06 23:08:46,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:46,947 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:46,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2023-11-06 23:08:46,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,958 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2023-11-06 23:08:46,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:46,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:08:46,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,974 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:08:46,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:08:46,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:46,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2023-11-06 23:08:46,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:46,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:46,979 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:46,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2023-11-06 23:08:46,982 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 [2023-11-06 23:08:46,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:46,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:46,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:46,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:46,996 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:46,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:47,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:47,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2023-11-06 23:08:47,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:47,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:47,006 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:47,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:47,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2023-11-06 23:08:47,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:47,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:47,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:47,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:47,032 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:47,032 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:47,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:47,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:47,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:47,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:47,042 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:47,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2023-11-06 23:08:47,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:47,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:47,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:47,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:47,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:47,060 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:47,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:47,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:08:47,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:47,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:47,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:47,070 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:47,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2023-11-06 23:08:47,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:08:47,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:08:47,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:08:47,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:08:47,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:08:47,096 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:08:47,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:08:47,118 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 23:08:47,152 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2023-11-06 23:08:47,153 INFO L444 ModelExtractionUtils]: 13 out of 31 variables were initially zero. Simplification set additionally 15 variables to zero. [2023-11-06 23:08:47,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:08:47,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:08:47,156 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:08:47,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2023-11-06 23:08:47,157 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 23:08:47,171 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 23:08:47,171 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 23:08:47,171 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_alloc_17_~j~0#1, v_rep(select #length ULTIMATE.start_entry_point_~array~0#1.base)_4) = 8*ULTIMATE.start_alloc_17_~j~0#1 + 1*v_rep(select #length ULTIMATE.start_entry_point_~array~0#1.base)_4 Supporting invariants [] [2023-11-06 23:08:47,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2023-11-06 23:08:47,273 INFO L156 tatePredicateManager]: 13 out of 14 supporting invariants were superfluous and have been removed [2023-11-06 23:08:47,276 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~array~0!base] could not be translated [2023-11-06 23:08:47,303 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:08:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:47,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-06 23:08:47,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2023-11-06 23:08:47,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:47,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 23:08:47,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 23:08:47,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 23:08:47,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 23:08:47,534 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 [2023-11-06 23:08:47,534 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 30 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:47,607 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 30 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 33 transitions. Complement of second has 5 states. [2023-11-06 23:08:47,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-06 23:08:47,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 23:08:47,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2023-11-06 23:08:47,609 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 25 letters. Loop has 2 letters. [2023-11-06 23:08:47,609 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:08:47,610 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 27 letters. Loop has 2 letters. [2023-11-06 23:08:47,610 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:08:47,610 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 25 letters. Loop has 4 letters. [2023-11-06 23:08:47,611 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 23:08:47,611 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 33 transitions. [2023-11-06 23:08:47,611 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 23:08:47,611 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 0 states and 0 transitions. [2023-11-06 23:08:47,612 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-06 23:08:47,612 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-06 23:08:47,612 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-06 23:08:47,612 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 23:08:47,612 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:08:47,612 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:08:47,612 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 23:08:47,612 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2023-11-06 23:08:47,613 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-06 23:08:47,613 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 23:08:47,613 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-06 23:08:47,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 11:08:47 BoogieIcfgContainer [2023-11-06 23:08:47,620 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 23:08:47,621 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:08:47,621 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:08:47,621 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:08:47,622 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:08:20" (3/4) ... [2023-11-06 23:08:47,624 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 23:08:47,626 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:08:47,627 INFO L158 Benchmark]: Toolchain (without parser) took 28587.78ms. Allocated memory was 148.9MB in the beginning and 262.1MB in the end (delta: 113.2MB). Free memory was 107.8MB in the beginning and 204.4MB in the end (delta: -96.6MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-06 23:08:47,627 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 100.7MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:08:47,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.11ms. Allocated memory is still 148.9MB. Free memory was 107.8MB in the beginning and 85.3MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-06 23:08:47,628 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.41ms. Allocated memory is still 148.9MB. Free memory was 85.3MB in the beginning and 83.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 23:08:47,628 INFO L158 Benchmark]: Boogie Preprocessor took 38.38ms. Allocated memory is still 148.9MB. Free memory was 83.2MB in the beginning and 81.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 23:08:47,629 INFO L158 Benchmark]: RCFGBuilder took 615.23ms. Allocated memory is still 148.9MB. Free memory was 81.5MB in the beginning and 66.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 23:08:47,629 INFO L158 Benchmark]: BuchiAutomizer took 27009.90ms. Allocated memory was 148.9MB in the beginning and 262.1MB in the end (delta: 113.2MB). Free memory was 66.9MB in the beginning and 204.4MB in the end (delta: -137.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:08:47,630 INFO L158 Benchmark]: Witness Printer took 5.06ms. Allocated memory is still 262.1MB. Free memory is still 204.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:08:47,632 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83ms. Allocated memory is still 100.7MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.11ms. Allocated memory is still 148.9MB. Free memory was 107.8MB in the beginning and 85.3MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.41ms. Allocated memory is still 148.9MB. Free memory was 85.3MB in the beginning and 83.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.38ms. Allocated memory is still 148.9MB. Free memory was 83.2MB in the beginning and 81.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 615.23ms. Allocated memory is still 148.9MB. Free memory was 81.5MB in the beginning and 66.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 27009.90ms. Allocated memory was 148.9MB in the beginning and 262.1MB in the end (delta: 113.2MB). Free memory was 66.9MB in the beginning and 204.4MB in the end (delta: -137.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.06ms. Allocated memory is still 262.1MB. Free memory is still 204.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~array~0!base] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 13 terminating modules (9 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function ((-1 * i) + len) and consists of 4 locations. One deterministic module has affine ranking function (len + (-1 * i)) and consists of 4 locations. One deterministic module has affine ranking function (len + (-1 * i)) and consists of 3 locations. One deterministic module has affine ranking function NULL and consists of 4 locations. 9 modules have a trivial ranking function, the largest among these consists of 11 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 26.9s and 14 iterations. TraceHistogramMax:2. Analysis of lassos took 25.0s. Construction of modules took 0.3s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 8. Automata minimization 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 111 StatesRemovedByMinimization, 9 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 459 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 456 mSDsluCounter, 960 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 551 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 288 IncrementalHoareTripleChecker+Invalid, 307 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 409 mSDtfsCounter, 288 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU8 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital289 mio100 ax113 hnf100 lsp81 ukn67 mio100 lsp31 div110 bol100 ite100 ukn100 eq166 hnf91 smp94 dnf164 smp90 tf100 neg100 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 50ms 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! [2023-11-06 23:08:47,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Ended with exit code 0 [2023-11-06 23:08:47,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Ended with exit code 0 [2023-11-06 23:08:48,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84c2a21f-7ca0-47f8-984e-9deb641a8ed6/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE