./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex9.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 682a48acff360d61f631a6f73c43d35eb5554cb5c1e29a6f88508c15be8e86ce --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 03:43:46,616 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 03:43:46,679 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-29 03:43:46,684 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 03:43:46,684 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 03:43:46,709 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 03:43:46,709 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 03:43:46,710 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 03:43:46,711 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 03:43:46,711 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 03:43:46,712 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 03:43:46,712 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 03:43:46,713 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 03:43:46,714 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 03:43:46,714 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 03:43:46,715 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 03:43:46,715 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 03:43:46,716 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 03:43:46,716 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 03:43:46,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 03:43:46,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 03:43:46,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 03:43:46,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 03:43:46,719 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 03:43:46,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 03:43:46,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 03:43:46,720 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 03:43:46,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 03:43:46,721 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 03:43:46,722 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 03:43:46,722 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 03:43:46,723 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 03:43:46,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 03:43:46,724 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 03:43:46,725 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 03:43:46,725 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_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 682a48acff360d61f631a6f73c43d35eb5554cb5c1e29a6f88508c15be8e86ce [2023-11-29 03:43:46,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 03:43:46,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 03:43:46,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 03:43:46,978 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 03:43:46,978 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 03:43:46,980 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex9.i [2023-11-29 03:43:49,728 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 03:43:49,932 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 03:43:49,932 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex9.i [2023-11-29 03:43:49,939 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/data/99c3e1920/d6cf9fc6132749d2ac8393a55d736bf0/FLAG601760c47 [2023-11-29 03:43:49,954 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/data/99c3e1920/d6cf9fc6132749d2ac8393a55d736bf0 [2023-11-29 03:43:49,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 03:43:49,958 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 03:43:49,959 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 03:43:49,959 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 03:43:49,965 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 03:43:49,966 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:43:49" (1/1) ... [2023-11-29 03:43:49,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f33467d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:49, skipping insertion in model container [2023-11-29 03:43:49,967 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 03:43:49" (1/1) ... [2023-11-29 03:43:49,988 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 03:43:50,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:43:50,147 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 03:43:50,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 03:43:50,176 INFO L206 MainTranslator]: Completed translation [2023-11-29 03:43:50,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50 WrapperNode [2023-11-29 03:43:50,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 03:43:50,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 03:43:50,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 03:43:50,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 03:43:50,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (1/1) ... [2023-11-29 03:43:50,192 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (1/1) ... [2023-11-29 03:43:50,210 INFO L138 Inliner]: procedures = 11, calls = 23, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2023-11-29 03:43:50,210 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 03:43:50,211 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 03:43:50,211 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 03:43:50,212 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 03:43:50,223 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (1/1) ... [2023-11-29 03:43:50,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (1/1) ... [2023-11-29 03:43:50,225 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (1/1) ... [2023-11-29 03:43:50,239 INFO L175 MemorySlicer]: Split 13 memory accesses to 2 slices as follows [5, 8]. 62 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 7 writes are split as follows [3, 4]. [2023-11-29 03:43:50,240 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (1/1) ... [2023-11-29 03:43:50,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (1/1) ... [2023-11-29 03:43:50,245 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (1/1) ... [2023-11-29 03:43:50,248 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (1/1) ... [2023-11-29 03:43:50,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (1/1) ... [2023-11-29 03:43:50,250 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (1/1) ... [2023-11-29 03:43:50,252 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 03:43:50,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 03:43:50,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 03:43:50,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 03:43:50,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (1/1) ... [2023-11-29 03:43:50,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:50,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:50,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:50,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 03:43:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 03:43:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 03:43:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2023-11-29 03:43:50,321 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2023-11-29 03:43:50,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 03:43:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 03:43:50,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 03:43:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 03:43:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 03:43:50,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 03:43:50,395 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 03:43:50,397 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 03:43:50,515 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 03:43:50,524 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 03:43:50,524 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 03:43:50,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:43:50 BoogieIcfgContainer [2023-11-29 03:43:50,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 03:43:50,527 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 03:43:50,527 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 03:43:50,530 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 03:43:50,530 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 03:43:50,531 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 03:43:49" (1/3) ... [2023-11-29 03:43:50,532 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@14644396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 03:43:50, skipping insertion in model container [2023-11-29 03:43:50,532 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 03:43:50,532 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 03:43:50" (2/3) ... [2023-11-29 03:43:50,532 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@14644396 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 03:43:50, skipping insertion in model container [2023-11-29 03:43:50,532 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 03:43:50,533 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:43:50" (3/3) ... [2023-11-29 03:43:50,534 INFO L332 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex9.i [2023-11-29 03:43:50,580 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 03:43:50,580 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 03:43:50,581 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 03:43:50,581 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 03:43:50,581 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 03:43:50,581 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 03:43:50,581 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 03:43:50,581 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 03:43:50,584 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 03:43:50,600 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2023-11-29 03:43:50,600 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:43:50,600 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:43:50,605 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:43:50,605 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:43:50,605 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 03:43:50,605 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 03:43:50,606 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2023-11-29 03:43:50,607 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:43:50,607 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:43:50,607 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:43:50,607 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:43:50,614 INFO L748 eck$LassoCheckResult]: Stem: 12#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem6#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet5#1; 9#L29-3true [2023-11-29 03:43:50,615 INFO L750 eck$LassoCheckResult]: Loop: 9#L29-3true call main_#t~mem6#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 6#L29-1true assume !!(main_#t~mem6#1 > 1);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#1(main_#t~post8#1 - 1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1;call main_#t~mem9#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call write~int#0(main_#t~mem9#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(0, main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem10#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 7#L33true call rec(main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem10#1);< 13#$Ultimate##0true ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 10#L9true assume ~i < 0;call write~int#0(1 + ~i, ~op.base, ~op.offset, 4); 15#recFINALtrue assume true; 14#recEXITtrue >#33#return; 4#L33-1true havoc main_#t~mem10#1;call main_#t~mem11#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem12#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4);call write~int#1(main_#t~mem11#1 + main_#t~mem12#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~mem12#1; 9#L29-3true [2023-11-29 03:43:50,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:50,621 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 1 times [2023-11-29 03:43:50,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:43:50,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562549936] [2023-11-29 03:43:50,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:50,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:43:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:50,739 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:43:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:50,776 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:43:50,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:50,779 INFO L85 PathProgramCache]: Analyzing trace with hash 51331199, now seen corresponding path program 1 times [2023-11-29 03:43:50,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:43:50,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166185852] [2023-11-29 03:43:50,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:50,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:43:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:51,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:43:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:51,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:43:51,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:43:51,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166185852] [2023-11-29 03:43:51,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166185852] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 03:43:51,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 03:43:51,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 03:43:51,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385550253] [2023-11-29 03:43:51,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 03:43:51,127 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:43:51,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:43:51,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 03:43:51,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-29 03:43:51,158 INFO L87 Difference]: Start difference. First operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 7 states, 6 states have (on average 1.0) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-29 03:43:51,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:43:51,290 INFO L93 Difference]: Finished difference Result 18 states and 20 transitions. [2023-11-29 03:43:51,291 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2023-11-29 03:43:51,293 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2023-11-29 03:43:51,299 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 14 states and 16 transitions. [2023-11-29 03:43:51,300 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2023-11-29 03:43:51,300 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2023-11-29 03:43:51,301 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 16 transitions. [2023-11-29 03:43:51,302 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:43:51,302 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2023-11-29 03:43:51,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 16 transitions. [2023-11-29 03:43:51,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2023-11-29 03:43:51,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-29 03:43:51,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2023-11-29 03:43:51,331 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2023-11-29 03:43:51,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 03:43:51,336 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2023-11-29 03:43:51,336 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 03:43:51,336 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2023-11-29 03:43:51,337 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2023-11-29 03:43:51,337 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:43:51,337 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:43:51,338 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:43:51,338 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 03:43:51,339 INFO L748 eck$LassoCheckResult]: Stem: 64#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 65#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem6#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet5#1; 55#L29-3 [2023-11-29 03:43:51,339 INFO L750 eck$LassoCheckResult]: Loop: 55#L29-3 call main_#t~mem6#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 56#L29-1 assume !!(main_#t~mem6#1 > 1);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#1(main_#t~post8#1 - 1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1;call main_#t~mem9#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call write~int#0(main_#t~mem9#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(0, main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem10#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 59#L33 call rec(main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem10#1);< 66#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 57#L9 assume !(~i < 0);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 58#L15 call rec(~ip~0.base, ~ip~0.offset, ~i - 1);< 66#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 57#L9 assume ~i < 0;call write~int#0(1 + ~i, ~op.base, ~op.offset, 4); 60#recFINAL assume true; 67#recEXIT >#31#return; 61#L15-1 call ULTIMATE.dealloc(~ip~0.base, ~ip~0.offset); 62#recFINAL assume true; 68#recEXIT >#33#return; 63#L33-1 havoc main_#t~mem10#1;call main_#t~mem11#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem12#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4);call write~int#1(main_#t~mem11#1 + main_#t~mem12#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~mem12#1; 55#L29-3 [2023-11-29 03:43:51,340 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:51,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 2 times [2023-11-29 03:43:51,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:43:51,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91662893] [2023-11-29 03:43:51,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:51,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:43:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:51,356 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:43:51,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:51,366 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:43:51,367 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:51,368 INFO L85 PathProgramCache]: Analyzing trace with hash 198344305, now seen corresponding path program 1 times [2023-11-29 03:43:51,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:43:51,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985531447] [2023-11-29 03:43:51,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:51,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:43:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:51,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:43:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:51,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:43:51,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:51,636 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 03:43:51,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:43:51,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985531447] [2023-11-29 03:43:51,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985531447] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:43:51,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [624366904] [2023-11-29 03:43:51,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:51,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:43:51,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:51,643 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:43:51,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 03:43:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:51,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 03:43:51,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:43:51,803 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-29 03:43:51,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 03:43:51,844 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:43:52,042 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 03:43:52,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [624366904] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 03:43:52,042 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 03:43:52,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 8] total 13 [2023-11-29 03:43:52,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527003658] [2023-11-29 03:43:52,043 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 03:43:52,044 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 03:43:52,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:43:52,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-29 03:43:52,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2023-11-29 03:43:52,045 INFO L87 Difference]: Start difference. First operand 14 states and 16 transitions. cyclomatic complexity: 4 Second operand has 13 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 11 states have internal predecessors, (20), 4 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-29 03:43:52,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:43:52,156 INFO L93 Difference]: Finished difference Result 17 states and 19 transitions. [2023-11-29 03:43:52,156 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 19 transitions. [2023-11-29 03:43:52,158 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2023-11-29 03:43:52,159 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 19 transitions. [2023-11-29 03:43:52,159 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2023-11-29 03:43:52,159 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2023-11-29 03:43:52,159 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 19 transitions. [2023-11-29 03:43:52,160 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:43:52,160 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2023-11-29 03:43:52,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 19 transitions. [2023-11-29 03:43:52,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2023-11-29 03:43:52,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 2 states have call successors, (2), 1 states have call predecessors, (2), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2023-11-29 03:43:52,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2023-11-29 03:43:52,163 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2023-11-29 03:43:52,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 03:43:52,164 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2023-11-29 03:43:52,164 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-29 03:43:52,164 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 19 transitions. [2023-11-29 03:43:52,165 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2023-11-29 03:43:52,166 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:43:52,166 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:43:52,167 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-29 03:43:52,167 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2023-11-29 03:43:52,167 INFO L748 eck$LassoCheckResult]: Stem: 209#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 210#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem6#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet5#1; 200#L29-3 [2023-11-29 03:43:52,167 INFO L750 eck$LassoCheckResult]: Loop: 200#L29-3 call main_#t~mem6#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 201#L29-1 assume !!(main_#t~mem6#1 > 1);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#1(main_#t~post8#1 - 1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1;call main_#t~mem9#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call write~int#0(main_#t~mem9#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(0, main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem10#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 203#L33 call rec(main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem10#1);< 211#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 202#L9 assume !(~i < 0);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 204#L15 call rec(~ip~0.base, ~ip~0.offset, ~i - 1);< 211#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 202#L9 assume !(~i < 0);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 204#L15 call rec(~ip~0.base, ~ip~0.offset, ~i - 1);< 211#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 202#L9 assume ~i < 0;call write~int#0(1 + ~i, ~op.base, ~op.offset, 4); 205#recFINAL assume true; 212#recEXIT >#31#return; 206#L15-1 call ULTIMATE.dealloc(~ip~0.base, ~ip~0.offset); 207#recFINAL assume true; 216#recEXIT >#31#return; 214#L15-1 call ULTIMATE.dealloc(~ip~0.base, ~ip~0.offset); 215#recFINAL assume true; 213#recEXIT >#33#return; 208#L33-1 havoc main_#t~mem10#1;call main_#t~mem11#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem12#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4);call write~int#1(main_#t~mem11#1 + main_#t~mem12#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~mem12#1; 200#L29-3 [2023-11-29 03:43:52,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:52,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 3 times [2023-11-29 03:43:52,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:43:52,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235262734] [2023-11-29 03:43:52,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:52,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:43:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:52,178 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:43:52,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:52,186 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:43:52,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:52,187 INFO L85 PathProgramCache]: Analyzing trace with hash -1148543297, now seen corresponding path program 2 times [2023-11-29 03:43:52,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:43:52,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614411945] [2023-11-29 03:43:52,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:52,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:43:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:52,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:43:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:52,230 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:43:52,230 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:52,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1421169023, now seen corresponding path program 1 times [2023-11-29 03:43:52,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:43:52,231 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56593696] [2023-11-29 03:43:52,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:52,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:43:52,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:52,262 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:43:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:52,290 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:43:54,037 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 03:43:54,038 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 03:43:54,038 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 03:43:54,038 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 03:43:54,038 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 03:43:54,038 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,039 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 03:43:54,039 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 03:43:54,039 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex9.i_Iteration3_Lasso [2023-11-29 03:43:54,039 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 03:43:54,039 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 03:43:54,054 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,064 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:54,660 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 03:43:54,665 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 03:43:54,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,692 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-29 03:43:54,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:54,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:54,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:54,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:54,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-29 03:43:54,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,716 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-29 03:43:54,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:54,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:54,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,729 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:54,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:54,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-29 03:43:54,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,736 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-29 03:43:54,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:54,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:54,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:54,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:54,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-29 03:43:54,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,756 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-29 03:43:54,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:54,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:54,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:54,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:54,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-29 03:43:54,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,780 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-29 03:43:54,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:54,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:54,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:54,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:54,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-29 03:43:54,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,799 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 03:43:54,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:54,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:54,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,812 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:54,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:54,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 03:43:54,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,818 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 03:43:54,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:54,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:54,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,831 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:54,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:54,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-29 03:43:54,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,839 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-29 03:43:54,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:54,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:54,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:54,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:54,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-29 03:43:54,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,863 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-29 03:43:54,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:54,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:54,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:54,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:54,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-29 03:43:54,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,883 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-29 03:43:54,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:54,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:54,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:54,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:54,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-29 03:43:54,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,903 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-29 03:43:54,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:54,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:54,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,924 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:54,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:54,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-29 03:43:54,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,929 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-29 03:43:54,931 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 [2023-11-29 03:43:54,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,948 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:43:54,948 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:43:54,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-29 03:43:54,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,959 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:54,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-29 03:43:54,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:54,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:54,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:54,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:54,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:54,981 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:43:54,981 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:43:54,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:54,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-11-29 03:43:54,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:54,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:54,996 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:55,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-29 03:43:55,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:55,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:55,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:55,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:55,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:55,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:43:55,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:43:55,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:55,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-29 03:43:55,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:55,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:55,029 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:55,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-29 03:43:55,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:55,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:55,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:55,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:55,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:55,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:43:55,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:43:55,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:55,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-29 03:43:55,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:55,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:55,066 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:55,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-29 03:43:55,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:55,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:55,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:55,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:55,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:55,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:43:55,085 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:43:55,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:55,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-29 03:43:55,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:55,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:55,096 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:55,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-29 03:43:55,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:55,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:55,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:55,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:55,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:55,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:55,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:55,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:55,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:55,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-11-29 03:43:55,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:55,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:55,120 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:55,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-29 03:43:55,123 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:55,135 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:55,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:55,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:55,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:55,140 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:43:55,140 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:43:55,148 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 03:43:55,166 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2023-11-29 03:43:55,167 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-11-29 03:43:55,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:55,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:55,170 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:55,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-29 03:43:55,180 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 03:43:55,191 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-29 03:43:55,191 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 03:43:55,192 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~qq~0#1.base) ULTIMATE.start_main_~qq~0#1.offset)_1) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~qq~0#1.base) ULTIMATE.start_main_~qq~0#1.offset)_1 Supporting invariants [] [2023-11-29 03:43:55,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-11-29 03:43:55,208 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2023-11-29 03:43:55,212 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~qq~0!base][~qq~0!offset] could not be translated [2023-11-29 03:43:55,224 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:55,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:43:55,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:43:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:55,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-29 03:43:55,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:43:55,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2023-11-29 03:43:55,334 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-29 03:43:55,608 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2023-11-29 03:43:55,609 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 24 [2023-11-29 03:43:55,704 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-29 03:43:55,708 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 6 loop predicates [2023-11-29 03:43:55,709 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 19 transitions. cyclomatic complexity: 4 Second operand has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 03:43:55,758 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 19 transitions. cyclomatic complexity: 4. Second operand has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 22 states and 25 transitions. Complement of second has 5 states. [2023-11-29 03:43:55,759 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 [2023-11-29 03:43:55,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 03:43:55,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 4 transitions. [2023-11-29 03:43:55,761 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 4 transitions. Stem has 2 letters. Loop has 20 letters. [2023-11-29 03:43:55,762 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:43:55,762 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-29 03:43:55,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:55,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 03:43:55,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:43:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:55,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-29 03:43:55,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:43:55,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2023-11-29 03:43:55,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-29 03:43:56,133 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2023-11-29 03:43:56,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 24 [2023-11-29 03:43:56,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-11-29 03:43:56,251 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-29 03:43:56,251 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 6 loop predicates [2023-11-29 03:43:56,252 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 19 transitions. cyclomatic complexity: 4 Second operand has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 03:43:56,349 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 19 transitions. cyclomatic complexity: 4. Second operand has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 54 states and 61 transitions. Complement of second has 16 states. [2023-11-29 03:43:56,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2023-11-29 03:43:56,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 6 states have internal predecessors, (10), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 03:43:56,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 14 transitions. [2023-11-29 03:43:56,352 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 14 transitions. Stem has 2 letters. Loop has 20 letters. [2023-11-29 03:43:56,353 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:43:56,353 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 14 transitions. Stem has 22 letters. Loop has 20 letters. [2023-11-29 03:43:56,353 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:43:56,353 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 14 transitions. Stem has 2 letters. Loop has 40 letters. [2023-11-29 03:43:56,354 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:43:56,354 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 61 transitions. [2023-11-29 03:43:56,356 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 03:43:56,358 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 32 states and 37 transitions. [2023-11-29 03:43:56,358 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2023-11-29 03:43:56,358 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2023-11-29 03:43:56,358 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 37 transitions. [2023-11-29 03:43:56,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 03:43:56,359 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 37 transitions. [2023-11-29 03:43:56,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 37 transitions. [2023-11-29 03:43:56,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 26. [2023-11-29 03:43:56,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 18 states have (on average 1.1666666666666667) internal successors, (21), 19 states have internal predecessors, (21), 5 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2023-11-29 03:43:56,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2023-11-29 03:43:56,362 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 30 transitions. [2023-11-29 03:43:56,362 INFO L428 stractBuchiCegarLoop]: Abstraction has 26 states and 30 transitions. [2023-11-29 03:43:56,362 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-29 03:43:56,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 30 transitions. [2023-11-29 03:43:56,363 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 03:43:56,363 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:43:56,363 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:43:56,364 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-29 03:43:56,364 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 03:43:56,364 INFO L748 eck$LassoCheckResult]: Stem: 503#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 504#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem6#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet5#1; 489#L29-3 call main_#t~mem6#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 491#L29-1 assume !!(main_#t~mem6#1 > 1);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#1(main_#t~post8#1 - 1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1;call main_#t~mem9#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call write~int#0(main_#t~mem9#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(0, main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem10#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 495#L33 call rec(main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem10#1);< 506#$Ultimate##0 [2023-11-29 03:43:56,364 INFO L750 eck$LassoCheckResult]: Loop: 506#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 493#L9 assume !(~i < 0);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 494#L15 call rec(~ip~0.base, ~ip~0.offset, ~i - 1);< 506#$Ultimate##0 [2023-11-29 03:43:56,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:56,364 INFO L85 PathProgramCache]: Analyzing trace with hash 36330296, now seen corresponding path program 1 times [2023-11-29 03:43:56,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:43:56,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829960943] [2023-11-29 03:43:56,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:56,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:43:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:56,378 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:43:56,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:56,387 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:43:56,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:56,388 INFO L85 PathProgramCache]: Analyzing trace with hash 29945, now seen corresponding path program 1 times [2023-11-29 03:43:56,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:43:56,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096134144] [2023-11-29 03:43:56,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:56,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:43:56,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:56,393 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:43:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:56,397 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:43:56,398 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:56,398 INFO L85 PathProgramCache]: Analyzing trace with hash -15910302, now seen corresponding path program 1 times [2023-11-29 03:43:56,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:43:56,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986950280] [2023-11-29 03:43:56,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:56,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:43:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:56,410 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:43:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:43:56,421 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:43:57,247 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 03:43:57,247 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 03:43:57,247 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 03:43:57,247 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 03:43:57,247 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 03:43:57,247 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,247 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 03:43:57,247 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 03:43:57,247 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex9.i_Iteration4_Lasso [2023-11-29 03:43:57,247 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 03:43:57,248 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 03:43:57,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,264 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,272 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,275 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,277 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,288 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,469 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,476 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,478 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,480 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,482 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:43:57,749 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 03:43:57,749 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 03:43:57,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,751 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-29 03:43:57,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:57,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,764 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-29 03:43:57,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,770 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-29 03:43:57,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:57,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-29 03:43:57,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,791 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-29 03:43:57,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:57,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,805 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-29 03:43:57,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,810 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-29 03:43:57,814 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 [2023-11-29 03:43:57,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-29 03:43:57,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,830 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-29 03:43:57,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:57,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-29 03:43:57,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,848 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-29 03:43:57,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:57,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-11-29 03:43:57,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,867 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-29 03:43:57,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:57,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,880 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-29 03:43:57,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,885 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-29 03:43:57,888 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 [2023-11-29 03:43:57,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,898 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-29 03:43:57,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,904 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-29 03:43:57,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:57,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-29 03:43:57,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,922 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-29 03:43:57,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:57,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-29 03:43:57,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,939 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-29 03:43:57,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:57,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-29 03:43:57,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,957 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-29 03:43:57,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:57,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-29 03:43:57,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,975 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-29 03:43:57,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:57,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:57,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:57,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:57,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:57,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:57,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:57,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:57,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:57,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-29 03:43:57,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:57,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:57,993 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:57,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-29 03:43:57,995 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 [2023-11-29 03:43:58,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:58,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:58,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:58,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:58,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:58,005 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:58,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:58,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:58,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2023-11-29 03:43:58,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:58,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:58,011 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:58,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-29 03:43:58,014 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 [2023-11-29 03:43:58,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:58,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:58,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:58,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:58,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:58,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:58,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:58,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:58,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-29 03:43:58,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:58,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:58,030 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:58,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-29 03:43:58,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:58,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:58,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:43:58,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:58,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:58,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:58,045 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:43:58,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:43:58,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:58,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-29 03:43:58,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:58,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:58,051 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:58,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-29 03:43:58,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:58,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:58,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:58,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:58,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:58,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:43:58,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:43:58,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:58,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-29 03:43:58,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:58,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:58,073 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:58,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-29 03:43:58,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:58,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:58,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:58,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:58,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:58,087 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:43:58,087 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:43:58,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:58,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-29 03:43:58,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:58,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:58,095 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:58,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-29 03:43:58,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:58,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:58,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:58,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:58,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:58,109 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:43:58,109 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:43:58,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:58,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-29 03:43:58,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:58,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:58,117 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:58,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-29 03:43:58,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:58,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:58,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:58,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:58,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:58,131 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:43:58,131 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:43:58,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:58,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-29 03:43:58,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:58,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:58,140 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:58,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-29 03:43:58,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:58,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:58,153 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2023-11-29 03:43:58,153 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-29 03:43:58,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:58,161 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2023-11-29 03:43:58,161 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 03:43:58,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:58,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-29 03:43:58,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:58,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:58,185 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:58,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-29 03:43:58,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:58,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:58,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:58,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:58,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:58,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:43:58,200 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:43:58,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:43:58,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-29 03:43:58,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:58,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:58,209 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:58,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-29 03:43:58,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:43:58,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:43:58,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:43:58,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:43:58,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:43:58,225 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:43:58,225 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:43:58,232 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 03:43:58,238 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-11-29 03:43:58,238 INFO L444 ModelExtractionUtils]: 8 out of 13 variables were initially zero. Simplification set additionally 2 variables to zero. [2023-11-29 03:43:58,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:43:58,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:58,239 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:43:58,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-29 03:43:58,241 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 03:43:58,252 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-29 03:43:58,252 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 03:43:58,253 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(rec_#in~i) = 2*rec_#in~i + 1 Supporting invariants [] [2023-11-29 03:43:58,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-29 03:43:58,257 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-11-29 03:43:58,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:58,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:58,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 03:43:58,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:43:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:58,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:43:58,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:43:58,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:43:58,329 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-29 03:43:58,329 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 30 transitions. cyclomatic complexity: 7 Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:43:58,371 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 30 transitions. cyclomatic complexity: 7. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 54 states and 62 transitions. Complement of second has 12 states. [2023-11-29 03:43:58,371 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 [2023-11-29 03:43:58,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 03:43:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2023-11-29 03:43:58,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 5 letters. Loop has 3 letters. [2023-11-29 03:43:58,373 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:43:58,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 8 letters. Loop has 3 letters. [2023-11-29 03:43:58,373 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:43:58,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 5 letters. Loop has 6 letters. [2023-11-29 03:43:58,373 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:43:58,374 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 62 transitions. [2023-11-29 03:43:58,376 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 03:43:58,377 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 37 states and 44 transitions. [2023-11-29 03:43:58,377 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2023-11-29 03:43:58,378 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2023-11-29 03:43:58,378 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 44 transitions. [2023-11-29 03:43:58,378 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 03:43:58,378 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 44 transitions. [2023-11-29 03:43:58,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 44 transitions. [2023-11-29 03:43:58,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2023-11-29 03:43:58,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 25 states have (on average 1.12) internal successors, (28), 28 states have internal predecessors, (28), 8 states have call successors, (8), 5 states have call predecessors, (8), 4 states have return successors, (8), 3 states have call predecessors, (8), 6 states have call successors, (8) [2023-11-29 03:43:58,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 44 transitions. [2023-11-29 03:43:58,383 INFO L240 hiAutomatonCegarLoop]: Abstraction has 37 states and 44 transitions. [2023-11-29 03:43:58,383 INFO L428 stractBuchiCegarLoop]: Abstraction has 37 states and 44 transitions. [2023-11-29 03:43:58,383 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-29 03:43:58,383 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 37 states and 44 transitions. [2023-11-29 03:43:58,384 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 03:43:58,384 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:43:58,385 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:43:58,385 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2023-11-29 03:43:58,386 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 03:43:58,386 INFO L748 eck$LassoCheckResult]: Stem: 645#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 646#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem6#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet5#1; 628#L29-3 call main_#t~mem6#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 629#L29-1 assume !!(main_#t~mem6#1 > 1);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#1(main_#t~post8#1 - 1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1;call main_#t~mem9#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call write~int#0(main_#t~mem9#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(0, main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem10#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 637#L33 call rec(main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem10#1);< 648#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 636#L9 assume !(~i < 0);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 638#L15 call rec(~ip~0.base, ~ip~0.offset, ~i - 1);< 662#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 661#L9 assume !(~i < 0);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 641#L15 call rec(~ip~0.base, ~ip~0.offset, ~i - 1);< 662#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 658#L9 assume ~i < 0;call write~int#0(1 + ~i, ~op.base, ~op.offset, 4); 659#recFINAL assume true; 649#recEXIT >#31#return; 639#L15-1 call ULTIMATE.dealloc(~ip~0.base, ~ip~0.offset); 643#recFINAL assume true; 657#recEXIT >#31#return; 656#L15-1 call ULTIMATE.dealloc(~ip~0.base, ~ip~0.offset); 655#recFINAL assume true; 654#recEXIT >#33#return; 644#L33-1 havoc main_#t~mem10#1;call main_#t~mem11#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem12#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4);call write~int#1(main_#t~mem11#1 + main_#t~mem12#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~mem12#1; 630#L29-3 call main_#t~mem6#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 632#L29-1 assume !!(main_#t~mem6#1 > 1);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#1(main_#t~post8#1 - 1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1;call main_#t~mem9#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call write~int#0(main_#t~mem9#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(0, main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem10#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 634#L33 call rec(main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem10#1);< 647#$Ultimate##0 [2023-11-29 03:43:58,386 INFO L750 eck$LassoCheckResult]: Loop: 647#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 633#L9 assume !(~i < 0);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 635#L15 call rec(~ip~0.base, ~ip~0.offset, ~i - 1);< 647#$Ultimate##0 [2023-11-29 03:43:58,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:43:58,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1741254842, now seen corresponding path program 2 times [2023-11-29 03:43:58,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:43:58,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495802050] [2023-11-29 03:43:58,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:43:58,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:43:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:58,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-29 03:43:58,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 03:43:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:59,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:43:59,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:59,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 03:43:59,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:43:59,492 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-29 03:43:59,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 03:43:59,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495802050] [2023-11-29 03:43:59,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495802050] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:43:59,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901285130] [2023-11-29 03:43:59,492 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 03:43:59,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 03:43:59,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:43:59,493 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 03:43:59,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-11-29 03:43:59,582 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 03:43:59,582 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 03:43:59,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-29 03:43:59,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:43:59,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 13 [2023-11-29 03:43:59,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-29 03:43:59,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 03:44:00,113 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-11-29 03:44:00,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 13 [2023-11-29 03:44:00,272 INFO L349 Elim1Store]: treesize reduction 24, result has 44.2 percent of original size [2023-11-29 03:44:00,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 75 [2023-11-29 03:44:00,292 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-29 03:44:00,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 48 [2023-11-29 03:44:00,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-11-29 03:44:00,427 INFO L349 Elim1Store]: treesize reduction 41, result has 2.4 percent of original size [2023-11-29 03:44:00,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 35 treesize of output 16 [2023-11-29 03:44:00,627 INFO L349 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2023-11-29 03:44:00,627 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 47 [2023-11-29 03:44:00,635 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2023-11-29 03:44:00,738 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2023-11-29 03:44:00,773 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-29 03:44:00,773 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 03:44:01,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 80 [2023-11-29 03:44:01,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [901285130] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 03:44:01,142 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 03:44:01,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18] total 32 [2023-11-29 03:44:01,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890202320] [2023-11-29 03:44:01,143 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 03:44:01,143 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-29 03:44:01,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:44:01,143 INFO L85 PathProgramCache]: Analyzing trace with hash 29945, now seen corresponding path program 2 times [2023-11-29 03:44:01,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:44:01,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511884587] [2023-11-29 03:44:01,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:44:01,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:44:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:44:01,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:44:01,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:44:01,151 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:44:01,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 03:44:01,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2023-11-29 03:44:01,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=1145, Unknown=0, NotChecked=0, Total=1260 [2023-11-29 03:44:01,319 INFO L87 Difference]: Start difference. First operand 37 states and 44 transitions. cyclomatic complexity: 11 Second operand has 32 states, 26 states have (on average 1.2307692307692308) internal successors, (32), 23 states have internal predecessors, (32), 7 states have call successors, (7), 4 states have call predecessors, (7), 6 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2023-11-29 03:44:02,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 03:44:02,027 INFO L93 Difference]: Finished difference Result 50 states and 63 transitions. [2023-11-29 03:44:02,028 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 63 transitions. [2023-11-29 03:44:02,030 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 03:44:02,032 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 43 states and 54 transitions. [2023-11-29 03:44:02,032 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2023-11-29 03:44:02,032 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2023-11-29 03:44:02,032 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 54 transitions. [2023-11-29 03:44:02,032 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-29 03:44:02,032 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 54 transitions. [2023-11-29 03:44:02,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 54 transitions. [2023-11-29 03:44:02,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 40. [2023-11-29 03:44:02,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 30 states have internal predecessors, (30), 8 states have call successors, (8), 5 states have call predecessors, (8), 5 states have return successors, (10), 4 states have call predecessors, (10), 6 states have call successors, (10) [2023-11-29 03:44:02,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 48 transitions. [2023-11-29 03:44:02,038 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 48 transitions. [2023-11-29 03:44:02,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 03:44:02,039 INFO L428 stractBuchiCegarLoop]: Abstraction has 40 states and 48 transitions. [2023-11-29 03:44:02,039 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-29 03:44:02,039 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 48 transitions. [2023-11-29 03:44:02,040 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 03:44:02,040 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 03:44:02,040 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 03:44:02,041 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1] [2023-11-29 03:44:02,041 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 03:44:02,042 INFO L748 eck$LassoCheckResult]: Stem: 909#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 910#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~nondet5#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem6#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~malloc3#1.base, main_#t~malloc3#1.offset;havoc main_#t~nondet4#1;call write~int#0(main_#t~nondet4#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet4#1;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet5#1; 891#L29-3 call main_#t~mem6#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 892#L29-1 assume !!(main_#t~mem6#1 > 1);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#1(main_#t~post8#1 - 1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1;call main_#t~mem9#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call write~int#0(main_#t~mem9#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(0, main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem10#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 908#L33 call rec(main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem10#1);< 912#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 923#L9 assume !(~i < 0);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 901#L15 call rec(~ip~0.base, ~ip~0.offset, ~i - 1);< 926#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 925#L9 assume !(~i < 0);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 900#L15 call rec(~ip~0.base, ~ip~0.offset, ~i - 1);< 926#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 925#L9 assume !(~i < 0);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 900#L15 call rec(~ip~0.base, ~ip~0.offset, ~i - 1);< 926#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 899#L9 assume ~i < 0;call write~int#0(1 + ~i, ~op.base, ~op.offset, 4); 902#recFINAL assume true; 917#recEXIT >#31#return; 903#L15-1 call ULTIMATE.dealloc(~ip~0.base, ~ip~0.offset); 906#recFINAL assume true; 915#recEXIT >#31#return; 916#L15-1 call ULTIMATE.dealloc(~ip~0.base, ~ip~0.offset); 924#recFINAL assume true; 922#recEXIT >#31#return; 921#L15-1 call ULTIMATE.dealloc(~ip~0.base, ~ip~0.offset); 920#recFINAL assume true; 918#recEXIT >#33#return; 907#L33-1 havoc main_#t~mem10#1;call main_#t~mem11#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem12#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4);call write~int#1(main_#t~mem11#1 + main_#t~mem12#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~mem12#1; 893#L29-3 call main_#t~mem6#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 895#L29-1 assume !!(main_#t~mem6#1 > 1);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#1(main_#t~post8#1 - 1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1;call main_#t~mem9#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4);call write~int#0(main_#t~mem9#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(0, main_~qq~0#1.base, main_~qq~0#1.offset, 4);call main_#t~mem10#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 898#L33 call rec(main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem10#1);< 911#$Ultimate##0 [2023-11-29 03:44:02,042 INFO L750 eck$LassoCheckResult]: Loop: 911#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;~i := #in~i; 896#L9 assume !(~i < 0);call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc1.base, #t~malloc1.offset;havoc #t~malloc1.base, #t~malloc1.offset; 897#L15 call rec(~ip~0.base, ~ip~0.offset, ~i - 1);< 911#$Ultimate##0 [2023-11-29 03:44:02,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:44:02,042 INFO L85 PathProgramCache]: Analyzing trace with hash -129049464, now seen corresponding path program 3 times [2023-11-29 03:44:02,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:44:02,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206088400] [2023-11-29 03:44:02,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:44:02,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:44:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:44:02,065 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:44:02,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:44:02,091 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:44:02,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:44:02,091 INFO L85 PathProgramCache]: Analyzing trace with hash 29945, now seen corresponding path program 3 times [2023-11-29 03:44:02,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:44:02,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53240874] [2023-11-29 03:44:02,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:44:02,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:44:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:44:02,095 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:44:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:44:02,099 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:44:02,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:44:02,100 INFO L85 PathProgramCache]: Analyzing trace with hash -516851950, now seen corresponding path program 4 times [2023-11-29 03:44:02,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 03:44:02,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130019801] [2023-11-29 03:44:02,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 03:44:02,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 03:44:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:44:02,130 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 03:44:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 03:44:02,155 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 03:44:06,513 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 03:44:06,514 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 03:44:06,514 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 03:44:06,514 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 03:44:06,514 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 03:44:06,514 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:06,514 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 03:44:06,514 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 03:44:06,514 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex9.i_Iteration6_Lasso [2023-11-29 03:44:06,514 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 03:44:06,514 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 03:44:06,517 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,525 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,527 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,537 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,539 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,541 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,543 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,545 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,548 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,550 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,553 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:06,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 03:44:07,754 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 03:44:07,754 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 03:44:07,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,755 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-29 03:44:07,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,768 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,768 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-11-29 03:44:07,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,773 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-29 03:44:07,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,786 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-29 03:44:07,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,790 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-29 03:44:07,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-29 03:44:07,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,807 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-29 03:44:07,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,820 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-29 03:44:07,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,825 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-29 03:44:07,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,838 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-29 03:44:07,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,842 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-29 03:44:07,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,861 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-29 03:44:07,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,866 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-29 03:44:07,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-29 03:44:07,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,883 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-29 03:44:07,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-29 03:44:07,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,901 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-29 03:44:07,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,913 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-29 03:44:07,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,918 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-29 03:44:07,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,930 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-29 03:44:07,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,934 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-29 03:44:07,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-29 03:44:07,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,952 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-29 03:44:07,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,964 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-29 03:44:07,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,969 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-29 03:44:07,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:07,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:07,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-29 03:44:07,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:07,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:07,986 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:07,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-29 03:44:07,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:07,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:07,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:07,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:07,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:07,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:07,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:07,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:08,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2023-11-29 03:44:08,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,003 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-29 03:44:08,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:08,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:08,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:08,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2023-11-29 03:44:08,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,020 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-29 03:44:08,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:08,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:08,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:08,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2023-11-29 03:44:08,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,037 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-29 03:44:08,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:08,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:08,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:08,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2023-11-29 03:44:08,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,054 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-29 03:44:08,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:08,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:08,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:08,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-29 03:44:08,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,071 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-29 03:44:08,073 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 [2023-11-29 03:44:08,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:08,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:08,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:08,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-29 03:44:08,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,088 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-29 03:44:08,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:08,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:08,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:08,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-29 03:44:08,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,107 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-29 03:44:08,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:08,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,120 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:08,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:08,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-29 03:44:08,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,125 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-29 03:44:08,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:08,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:08,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:08,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-11-29 03:44:08,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,142 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-29 03:44:08,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 03:44:08,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 03:44:08,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 03:44:08,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2023-11-29 03:44:08,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,160 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-29 03:44:08,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,172 INFO L203 nArgumentSynthesizer]: 32 stem disjuncts [2023-11-29 03:44:08,172 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-29 03:44:08,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,228 INFO L401 nArgumentSynthesizer]: We have 140 Motzkin's Theorem applications. [2023-11-29 03:44:08,228 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 03:44:08,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-11-29 03:44:08,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,334 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-29 03:44:08,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:44:08,348 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:44:08,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-29 03:44:08,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,357 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-29 03:44:08,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,370 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:44:08,370 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:44:08,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2023-11-29 03:44:08,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,376 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-29 03:44:08,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,390 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:44:08,390 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:44:08,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-29 03:44:08,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,398 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-29 03:44:08,400 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 [2023-11-29 03:44:08,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:44:08,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:44:08,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 03:44:08,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2023-11-29 03:44:08,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,418 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-29 03:44:08,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 03:44:08,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 03:44:08,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 03:44:08,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 03:44:08,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 03:44:08,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 03:44:08,432 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 03:44:08,439 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 03:44:08,448 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2023-11-29 03:44:08,448 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2023-11-29 03:44:08,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 03:44:08,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 03:44:08,449 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 03:44:08,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-29 03:44:08,451 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 03:44:08,461 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-29 03:44:08,461 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 03:44:08,462 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(rec_#in~i) = 2*rec_#in~i + 1 Supporting invariants [] [2023-11-29 03:44:08,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-11-29 03:44:08,466 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2023-11-29 03:44:08,474 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:44:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:08,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 03:44:08,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:44:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:08,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:44:08,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:44:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:44:08,733 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2023-11-29 03:44:08,734 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 48 transitions. cyclomatic complexity: 12 Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 03:44:08,774 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 48 transitions. cyclomatic complexity: 12. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 47 states and 55 transitions. Complement of second has 12 states. [2023-11-29 03:44:08,777 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 [2023-11-29 03:44:08,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 03:44:08,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2023-11-29 03:44:08,778 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 31 letters. Loop has 3 letters. [2023-11-29 03:44:08,778 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:44:08,778 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-29 03:44:08,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:44:08,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:08,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 03:44:08,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:44:08,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-29 03:44:09,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:09,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:44:09,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:44:09,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:44:09,108 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 3 loop predicates [2023-11-29 03:44:09,108 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 48 transitions. cyclomatic complexity: 12 Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 03:44:09,154 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 48 transitions. cyclomatic complexity: 12. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 47 states and 55 transitions. Complement of second has 12 states. [2023-11-29 03:44:09,154 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 [2023-11-29 03:44:09,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 03:44:09,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 10 transitions. [2023-11-29 03:44:09,155 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 10 transitions. Stem has 31 letters. Loop has 3 letters. [2023-11-29 03:44:09,156 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:44:09,156 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-29 03:44:09,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 03:44:09,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:09,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 03:44:09,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:44:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 03:44:09,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 03:44:09,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 03:44:09,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 03:44:09,477 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2023-11-29 03:44:09,477 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 48 transitions. cyclomatic complexity: 12 Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 03:44:09,552 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 48 transitions. cyclomatic complexity: 12. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 60 states and 68 transitions. Complement of second has 13 states. [2023-11-29 03:44:09,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 03:44:09,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-29 03:44:09,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 20 transitions. [2023-11-29 03:44:09,554 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 31 letters. Loop has 3 letters. [2023-11-29 03:44:09,554 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:44:09,554 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 34 letters. Loop has 3 letters. [2023-11-29 03:44:09,555 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:44:09,555 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 31 letters. Loop has 6 letters. [2023-11-29 03:44:09,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 03:44:09,556 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 68 transitions. [2023-11-29 03:44:09,557 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 03:44:09,558 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 0 states and 0 transitions. [2023-11-29 03:44:09,558 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-29 03:44:09,558 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-29 03:44:09,558 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-29 03:44:09,558 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 03:44:09,558 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 03:44:09,558 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 03:44:09,558 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 03:44:09,558 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-29 03:44:09,558 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-29 03:44:09,558 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 03:44:09,558 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-29 03:44:09,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 03:44:09 BoogieIcfgContainer [2023-11-29 03:44:09,564 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-29 03:44:09,565 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 03:44:09,565 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 03:44:09,565 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 03:44:09,566 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 03:43:50" (3/4) ... [2023-11-29 03:44:09,567 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 03:44:09,568 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 03:44:09,568 INFO L158 Benchmark]: Toolchain (without parser) took 19610.66ms. Allocated memory was 153.1MB in the beginning and 237.0MB in the end (delta: 83.9MB). Free memory was 120.1MB in the beginning and 122.5MB in the end (delta: -2.5MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. [2023-11-29 03:44:09,568 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 153.1MB. Free memory is still 123.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:44:09,568 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.55ms. Allocated memory is still 153.1MB. Free memory was 120.1MB in the beginning and 109.2MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 03:44:09,569 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.34ms. Allocated memory is still 153.1MB. Free memory was 109.2MB in the beginning and 107.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 03:44:09,569 INFO L158 Benchmark]: Boogie Preprocessor took 41.48ms. Allocated memory is still 153.1MB. Free memory was 107.6MB in the beginning and 105.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 03:44:09,569 INFO L158 Benchmark]: RCFGBuilder took 272.36ms. Allocated memory is still 153.1MB. Free memory was 105.5MB in the beginning and 94.5MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 03:44:09,570 INFO L158 Benchmark]: BuchiAutomizer took 19037.52ms. Allocated memory was 153.1MB in the beginning and 237.0MB in the end (delta: 83.9MB). Free memory was 94.0MB in the beginning and 122.5MB in the end (delta: -28.6MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2023-11-29 03:44:09,570 INFO L158 Benchmark]: Witness Printer took 2.90ms. Allocated memory is still 237.0MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 03:44:09,572 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 153.1MB. Free memory is still 123.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.55ms. Allocated memory is still 153.1MB. Free memory was 120.1MB in the beginning and 109.2MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.34ms. Allocated memory is still 153.1MB. Free memory was 109.2MB in the beginning and 107.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.48ms. Allocated memory is still 153.1MB. Free memory was 107.6MB in the beginning and 105.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 272.36ms. Allocated memory is still 153.1MB. Free memory was 105.5MB in the beginning and 94.5MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 19037.52ms. Allocated memory was 153.1MB in the beginning and 237.0MB in the end (delta: 83.9MB). Free memory was 94.0MB in the beginning and 122.5MB in the end (delta: -28.6MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. * Witness Printer took 2.90ms. Allocated memory is still 237.0MB. Free memory is still 122.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~qq~0!base][~qq~0!offset] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 7 locations. One deterministic module has affine ranking function ((2 * \old(i)) + 1) and consists of 4 locations. One nondeterministic module has affine ranking function ((2 * \old(i)) + 1) and consists of 5 locations. 3 modules have a trivial ranking function, the largest among these consists of 32 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 18.9s and 7 iterations. TraceHistogramMax:4. Analysis of lassos took 15.5s. Construction of modules took 0.5s. Büchi inclusion checks took 2.8s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 1, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 14/14 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 107 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 94 mSDsluCounter, 231 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 157 mSDsCounter, 50 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 519 IncrementalHoareTripleChecker+Invalid, 569 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 50 mSolverCounterUnsat, 74 mSDtfsCounter, 519 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI2 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital241 mio100 ax100 hnf100 lsp99 ukn48 mio100 lsp38 div100 bol100 ite100 ukn100 eq139 hnf100 smp100 dnf736 smp70 tf100 neg100 sie130 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 169ms VariablesStem: 6 VariablesLoop: 2 DisjunctsStem: 32 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 140 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! [2023-11-29 03:44:09,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2023-11-29 03:44:09,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 03:44:09,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bac3eba1-c359-4609-943f-bb7b42dd2b02/bin/uautomizer-verify-BQ2R08f2Ya/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