./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11B.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11B.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 67d91fe988a5bea7f4f6db216a73a82ee0094f62bf84b78c7b55840363e5e889 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 20:43:04,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 20:43:04,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 20:43:04,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 20:43:04,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 20:43:04,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 20:43:04,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 20:43:04,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 20:43:04,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 20:43:04,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 20:43:04,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 20:43:04,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 20:43:04,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 20:43:04,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 20:43:04,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 20:43:04,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 20:43:04,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 20:43:04,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 20:43:04,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 20:43:04,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 20:43:04,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 20:43:04,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 20:43:04,711 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 20:43:04,712 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 20:43:04,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 20:43:04,716 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 20:43:04,716 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 20:43:04,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 20:43:04,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 20:43:04,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 20:43:04,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 20:43:04,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 20:43:04,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 20:43:04,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 20:43:04,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 20:43:04,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 20:43:04,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 20:43:04,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 20:43:04,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 20:43:04,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 20:43:04,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 20:43:04,725 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-12-13 20:43:04,746 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 20:43:04,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 20:43:04,746 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 20:43:04,746 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 20:43:04,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 20:43:04,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 20:43:04,748 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 20:43:04,748 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 20:43:04,748 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 20:43:04,748 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 20:43:04,748 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 20:43:04,749 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 20:43:04,749 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 20:43:04,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 20:43:04,749 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 20:43:04,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 20:43:04,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 20:43:04,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 20:43:04,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 20:43:04,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 20:43:04,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 20:43:04,750 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 20:43:04,750 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 20:43:04,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 20:43:04,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 20:43:04,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 20:43:04,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 20:43:04,751 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 20:43:04,751 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 20:43:04,751 INFO L138 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_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67d91fe988a5bea7f4f6db216a73a82ee0094f62bf84b78c7b55840363e5e889 [2022-12-13 20:43:04,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 20:43:04,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 20:43:04,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 20:43:04,950 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 20:43:04,950 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 20:43:04,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11B.i [2022-12-13 20:43:07,464 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 20:43:07,616 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 20:43:07,617 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11B.i [2022-12-13 20:43:07,620 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/data/7a94b217a/a3294b7a4c0c44e68a09f63115ec5d98/FLAGebc0150d3 [2022-12-13 20:43:08,040 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/data/7a94b217a/a3294b7a4c0c44e68a09f63115ec5d98 [2022-12-13 20:43:08,042 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 20:43:08,043 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 20:43:08,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 20:43:08,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 20:43:08,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 20:43:08,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e9f9e77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08, skipping insertion in model container [2022-12-13 20:43:08,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 20:43:08,069 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 20:43:08,173 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:43:08,182 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 20:43:08,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 20:43:08,202 INFO L208 MainTranslator]: Completed translation [2022-12-13 20:43:08,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08 WrapperNode [2022-12-13 20:43:08,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 20:43:08,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 20:43:08,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 20:43:08,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 20:43:08,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,225 INFO L138 Inliner]: procedures = 11, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2022-12-13 20:43:08,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 20:43:08,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 20:43:08,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 20:43:08,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 20:43:08,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,232 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,241 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 20:43:08,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 20:43:08,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 20:43:08,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 20:43:08,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08" (1/1) ... [2022-12-13 20:43:08,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:08,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:08,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:08,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 20:43:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 20:43:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2022-12-13 20:43:08,297 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2022-12-13 20:43:08,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 20:43:08,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 20:43:08,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 20:43:08,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 20:43:08,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 20:43:08,350 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 20:43:08,351 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 20:43:08,446 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 20:43:08,451 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 20:43:08,451 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 20:43:08,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:43:08 BoogieIcfgContainer [2022-12-13 20:43:08,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 20:43:08,453 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 20:43:08,453 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 20:43:08,455 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 20:43:08,456 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 20:43:08,456 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 08:43:08" (1/3) ... [2022-12-13 20:43:08,456 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51862c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 08:43:08, skipping insertion in model container [2022-12-13 20:43:08,457 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 20:43:08,457 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 08:43:08" (2/3) ... [2022-12-13 20:43:08,457 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@51862c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 08:43:08, skipping insertion in model container [2022-12-13 20:43:08,457 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 20:43:08,457 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:43:08" (3/3) ... [2022-12-13 20:43:08,458 INFO L332 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex11B.i [2022-12-13 20:43:08,495 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 20:43:08,495 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 20:43:08,496 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 20:43:08,496 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 20:43:08,496 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 20:43:08,496 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 20:43:08,496 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 20:43:08,496 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 20:43:08,499 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) [2022-12-13 20:43:08,513 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-12-13 20:43:08,513 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 20:43:08,513 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 20:43:08,517 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 20:43:08,517 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:43:08,518 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 20:43:08,518 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) [2022-12-13 20:43:08,519 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-12-13 20:43:08,519 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 20:43:08,519 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 20:43:08,520 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 20:43:08,520 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:43:08,525 INFO L748 eck$LassoCheckResult]: Stem: 10#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem12#1, main_#t~ret11#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 11#L28-3true [2022-12-13 20:43:08,525 INFO L750 eck$LassoCheckResult]: Loop: 11#L28-3true call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 9#L28-1true assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 5#L33true call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 12#$Ultimate##0true ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 8#L9true assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 15#recFINALtrue assume true; 13#recEXITtrue >#33#return; 4#L33-1true call write~int(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem12#1;havoc main_#t~ret11#1; 11#L28-3true [2022-12-13 20:43:08,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:08,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 1 times [2022-12-13 20:43:08,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:08,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137074506] [2022-12-13 20:43:08,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:08,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:08,605 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:08,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:08,625 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:08,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:08,627 INFO L85 PathProgramCache]: Analyzing trace with hash 51331199, now seen corresponding path program 1 times [2022-12-13 20:43:08,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:08,628 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444195922] [2022-12-13 20:43:08,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:08,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:08,659 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:08,679 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:08,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:08,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1890018113, now seen corresponding path program 1 times [2022-12-13 20:43:08,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:08,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182504482] [2022-12-13 20:43:08,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:08,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:08,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:08,707 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:08,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:08,726 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:09,363 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 20:43:09,363 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 20:43:09,364 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 20:43:09,364 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 20:43:09,364 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 20:43:09,364 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:09,364 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 20:43:09,364 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 20:43:09,364 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11B.i_Iteration1_Lasso [2022-12-13 20:43:09,364 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 20:43:09,364 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 20:43:09,376 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:09,384 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:09,385 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:09,504 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:09,506 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:09,507 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:09,509 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:09,511 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:09,513 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:09,515 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:09,517 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:09,518 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:09,672 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 20:43:09,676 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 20:43:09,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:09,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:09,679 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:09,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 20:43:09,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:09,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:09,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:09,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:09,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:09,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:09,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:09,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:09,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:09,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:09,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:09,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:09,700 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:09,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 20:43:09,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:09,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:09,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:09,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:09,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:09,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:09,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:09,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:09,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:09,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 20:43:09,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:09,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:09,720 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:09,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 20:43:09,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:09,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:09,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:09,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:09,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:09,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:09,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:09,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:09,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:09,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 20:43:09,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:09,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:09,739 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:09,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 20:43:09,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:09,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:09,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:09,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:09,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:09,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:09,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:09,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:09,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:09,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:09,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:09,764 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:09,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 20:43:09,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:09,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:09,777 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 20:43:09,777 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 20:43:09,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:09,787 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2022-12-13 20:43:09,787 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 20:43:09,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:09,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 20:43:09,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:09,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:09,808 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:09,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 20:43:09,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:09,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:09,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:09,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:09,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:09,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:09,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:09,829 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 20:43:09,839 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-12-13 20:43:09,839 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-12-13 20:43:09,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:09,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:09,864 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:09,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 20:43:09,866 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 20:43:09,878 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 20:43:09,878 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 20:43:09,879 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~qq~0#1.base) ULTIMATE.start_main_~qq~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~qq~0#1.base) ULTIMATE.start_main_~qq~0#1.offset)_1 Supporting invariants [] [2022-12-13 20:43:09,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 20:43:09,888 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-12-13 20:43:09,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:09,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 20:43:09,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:09,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 20 conjunts are in the unsatisfiable core [2022-12-13 20:43:09,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:10,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 20:43:10,013 INFO L350 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 22 treesize of output 10 [2022-12-13 20:43:10,024 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 20:43:10,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-12-13 20:43:10,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:43:10,178 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 7 loop predicates [2022-12-13 20:43:10,180 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. 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 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 6 states have internal predecessors, (8), 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) [2022-12-13 20:43:10,310 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. 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 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 6 states have internal predecessors, (8), 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) Result 70 states and 82 transitions. Complement of second has 26 states. [2022-12-13 20:43:10,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 1 stem states 8 non-accepting loop states 1 accepting loop states [2022-12-13 20:43:10,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 6 states have internal predecessors, (8), 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) [2022-12-13 20:43:10,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 25 transitions. [2022-12-13 20:43:10,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 2 letters. Loop has 8 letters. [2022-12-13 20:43:10,321 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:10,321 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 10 letters. Loop has 8 letters. [2022-12-13 20:43:10,321 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:10,322 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 2 letters. Loop has 16 letters. [2022-12-13 20:43:10,322 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:10,323 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 70 states and 82 transitions. [2022-12-13 20:43:10,327 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2022-12-13 20:43:10,333 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 70 states to 38 states and 45 transitions. [2022-12-13 20:43:10,334 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-12-13 20:43:10,334 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-12-13 20:43:10,335 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 45 transitions. [2022-12-13 20:43:10,335 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 20:43:10,335 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 45 transitions. [2022-12-13 20:43:10,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 45 transitions. [2022-12-13 20:43:10,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 35. [2022-12-13 20:43:10,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 25 states have (on average 1.16) internal successors, (29), 25 states have internal predecessors, (29), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2022-12-13 20:43:10,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 41 transitions. [2022-12-13 20:43:10,359 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 41 transitions. [2022-12-13 20:43:10,359 INFO L428 stractBuchiCegarLoop]: Abstraction has 35 states and 41 transitions. [2022-12-13 20:43:10,359 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 20:43:10,360 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 41 transitions. [2022-12-13 20:43:10,360 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2022-12-13 20:43:10,360 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 20:43:10,361 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 20:43:10,361 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:43:10,361 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 20:43:10,361 INFO L748 eck$LassoCheckResult]: Stem: 193#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 194#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem12#1, main_#t~ret11#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 202#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 198#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 182#L33 call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 196#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 181#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 178#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 195#$Ultimate##0 [2022-12-13 20:43:10,362 INFO L750 eck$LassoCheckResult]: Loop: 195#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 211#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 179#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 195#$Ultimate##0 [2022-12-13 20:43:10,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:10,362 INFO L85 PathProgramCache]: Analyzing trace with hash -15910302, now seen corresponding path program 1 times [2022-12-13 20:43:10,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:10,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985725086] [2022-12-13 20:43:10,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:10,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:10,393 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:10,417 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:10,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:10,418 INFO L85 PathProgramCache]: Analyzing trace with hash 29945, now seen corresponding path program 1 times [2022-12-13 20:43:10,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:10,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648962141] [2022-12-13 20:43:10,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:10,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:10,429 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:10,439 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:10,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:10,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1537404168, now seen corresponding path program 2 times [2022-12-13 20:43:10,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:10,440 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913526542] [2022-12-13 20:43:10,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:10,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:10,468 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:10,493 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:10,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 20:43:11,759 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 20:43:11,759 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 20:43:11,759 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 20:43:11,759 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 20:43:11,759 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 20:43:11,760 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:11,760 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 20:43:11,760 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 20:43:11,760 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11B.i_Iteration2_Lasso [2022-12-13 20:43:11,760 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 20:43:11,760 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 20:43:11,762 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,765 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,766 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,768 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,770 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,771 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,773 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,774 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,776 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,778 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,779 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,780 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,781 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,782 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,784 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,785 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,787 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,788 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,790 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,791 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,792 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,794 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,795 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,798 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,956 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,957 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,958 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:11,959 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:12,210 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 20:43:12,210 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 20:43:12,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,211 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 20:43:12,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:12,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,230 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 20:43:12,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,242 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 20:43:12,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,248 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 20:43:12,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 20:43:12,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,266 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 20:43:12,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 20:43:12,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,285 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 20:43:12,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,299 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:12,299 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:12,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:12,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,306 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 20:43:12,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,319 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:12,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,324 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 20:43:12,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-12-13 20:43:12,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,342 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 20:43:12,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-12-13 20:43:12,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,360 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 20:43:12,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,374 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-12-13 20:43:12,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,379 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 20:43:12,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:12,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,397 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 20:43:12,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-12-13 20:43:12,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,415 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 20:43:12,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 20:43:12,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,434 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 20:43:12,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-12-13 20:43:12,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,451 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 20:43:12,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,465 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-12-13 20:43:12,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,470 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-12-13 20:43:12,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-12-13 20:43:12,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,487 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-12-13 20:43:12,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:12,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,505 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-12-13 20:43:12,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:12,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:12,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-12-13 20:43:12,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,526 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-12-13 20:43:12,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:12,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,543 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-12-13 20:43:12,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:12,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,560 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-12-13 20:43:12,562 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,573 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,573 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-12-13 20:43:12,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,578 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-12-13 20:43:12,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-12-13 20:43:12,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,596 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-12-13 20:43:12,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,609 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-12-13 20:43:12,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,613 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-12-13 20:43:12,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-12-13 20:43:12,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,631 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-12-13 20:43:12,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-12-13 20:43:12,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,649 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-12-13 20:43:12,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:12,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:12,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:12,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:12,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,666 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-12-13 20:43:12,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,681 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:12,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:12,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-12-13 20:43:12,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,689 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-12-13 20:43:12,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,701 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:12,701 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:12,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:12,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,707 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-12-13 20:43:12,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,722 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:12,722 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:12,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:12,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,732 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-12-13 20:43:12,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,744 INFO L203 nArgumentSynthesizer]: 8 stem disjuncts [2022-12-13 20:43:12,744 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 20:43:12,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,753 INFO L401 nArgumentSynthesizer]: We have 44 Motzkin's Theorem applications. [2022-12-13 20:43:12,754 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 20:43:12,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:12,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-12-13 20:43:12,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,779 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-12-13 20:43:12,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:12,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:12,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:12,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:12,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:12,795 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:12,795 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:12,804 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 20:43:12,818 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-12-13 20:43:12,818 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-12-13 20:43:12,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:12,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:12,819 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:12,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-12-13 20:43:12,821 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 20:43:12,832 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 20:43:12,832 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 20:43:12,832 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int rec_#in~op.base) 0)_1) = 2*v_rep(select (select #memory_int rec_#in~op.base) 0)_1 + 1 Supporting invariants [] [2022-12-13 20:43:12,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-12-13 20:43:12,844 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-12-13 20:43:12,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:12,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:12,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 20:43:12,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:12,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-13 20:43:12,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:12,952 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-13 20:43:12,960 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-13 20:43:12,960 INFO L350 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 39 treesize of output 34 [2022-12-13 20:43:12,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:43:12,987 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 [2022-12-13 20:43:12,987 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 35 states and 41 transitions. cyclomatic complexity: 10 Second operand has 5 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:43:13,076 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 35 states and 41 transitions. cyclomatic complexity: 10. Second operand has 5 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 59 transitions. Complement of second has 18 states. [2022-12-13 20:43:13,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2022-12-13 20:43:13,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 4 states have internal predecessors, (8), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 20:43:13,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 17 transitions. [2022-12-13 20:43:13,078 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 8 letters. Loop has 3 letters. [2022-12-13 20:43:13,079 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:13,079 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 11 letters. Loop has 3 letters. [2022-12-13 20:43:13,079 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:13,079 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 17 transitions. Stem has 8 letters. Loop has 6 letters. [2022-12-13 20:43:13,080 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:13,080 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 59 transitions. [2022-12-13 20:43:13,082 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-12-13 20:43:13,083 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 44 states and 53 transitions. [2022-12-13 20:43:13,083 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-12-13 20:43:13,084 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 31 [2022-12-13 20:43:13,084 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 53 transitions. [2022-12-13 20:43:13,084 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 20:43:13,084 INFO L218 hiAutomatonCegarLoop]: Abstraction has 44 states and 53 transitions. [2022-12-13 20:43:13,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 53 transitions. [2022-12-13 20:43:13,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 42. [2022-12-13 20:43:13,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 31 states have internal predecessors, (35), 6 states have call successors, (6), 5 states have call predecessors, (6), 6 states have return successors, (8), 5 states have call predecessors, (8), 6 states have call successors, (8) [2022-12-13 20:43:13,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions. [2022-12-13 20:43:13,090 INFO L240 hiAutomatonCegarLoop]: Abstraction has 42 states and 49 transitions. [2022-12-13 20:43:13,090 INFO L428 stractBuchiCegarLoop]: Abstraction has 42 states and 49 transitions. [2022-12-13 20:43:13,090 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 20:43:13,090 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 49 transitions. [2022-12-13 20:43:13,092 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-12-13 20:43:13,092 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 20:43:13,092 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 20:43:13,093 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:43:13,093 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:43:13,093 INFO L748 eck$LassoCheckResult]: Stem: 363#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 364#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem12#1, main_#t~ret11#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 375#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 373#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 365#L33 call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 385#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 382#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 350#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 366#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 352#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 353#recFINAL assume true; 370#recEXIT >#31#return; 371#L19-1 #res := #t~ret5;havoc #t~ret5; 380#recFINAL assume true; 378#recEXIT >#33#return; 355#L33-1 [2022-12-13 20:43:13,093 INFO L750 eck$LassoCheckResult]: Loop: 355#L33-1 call write~int(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem12#1;havoc main_#t~ret11#1; 356#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 359#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 360#L33 call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 368#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 383#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 384#recFINAL assume true; 386#recEXIT >#33#return; 355#L33-1 [2022-12-13 20:43:13,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:13,094 INFO L85 PathProgramCache]: Analyzing trace with hash 910168259, now seen corresponding path program 1 times [2022-12-13 20:43:13,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:13,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652713733] [2022-12-13 20:43:13,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:13,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:13,114 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:13,133 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:13,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:13,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1090540605, now seen corresponding path program 2 times [2022-12-13 20:43:13,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:13,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042502928] [2022-12-13 20:43:13,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:13,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:13,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:13,155 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:13,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:13,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1477171845, now seen corresponding path program 1 times [2022-12-13 20:43:13,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:13,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258132476] [2022-12-13 20:43:13,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:13,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:13,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:13,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:13,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:13,214 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:14,597 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 20:43:14,597 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 20:43:14,597 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 20:43:14,597 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 20:43:14,597 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 20:43:14,597 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:14,597 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 20:43:14,597 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 20:43:14,597 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11B.i_Iteration3_Lasso [2022-12-13 20:43:14,597 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 20:43:14,597 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 20:43:14,600 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:14,854 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:14,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:14,857 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:14,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:14,859 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:14,860 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:14,861 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:14,863 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:14,864 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:15,203 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 20:43:15,203 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 20:43:15,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:15,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:15,204 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:15,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-12-13 20:43:15,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:15,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:15,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:15,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:15,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:15,219 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:15,219 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:15,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:15,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-12-13 20:43:15,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:15,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:15,230 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:15,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-12-13 20:43:15,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:15,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:15,243 INFO L203 nArgumentSynthesizer]: 8 stem disjuncts [2022-12-13 20:43:15,243 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 20:43:15,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:15,252 INFO L401 nArgumentSynthesizer]: We have 44 Motzkin's Theorem applications. [2022-12-13 20:43:15,253 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 20:43:15,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:15,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-12-13 20:43:15,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:15,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:15,280 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:15,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-12-13 20:43:15,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:15,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:15,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:15,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:15,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:15,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:15,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:15,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:15,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-12-13 20:43:15,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:15,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:15,301 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:15,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-12-13 20:43:15,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:15,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:15,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:15,313 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 20:43:15,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:15,322 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-12-13 20:43:15,322 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 20:43:15,350 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 20:43:15,396 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2022-12-13 20:43:15,397 INFO L444 ModelExtractionUtils]: 5 out of 31 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-12-13 20:43:15,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:15,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:15,398 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:15,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-12-13 20:43:15,399 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 20:43:15,412 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2022-12-13 20:43:15,412 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 20:43:15,412 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_#t~mem12#1) = 1*ULTIMATE.start_main_#t~mem12#1 Supporting invariants [-1*ULTIMATE.start_main_#t~ret11#1 - 1 >= 0] [2022-12-13 20:43:15,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-12-13 20:43:15,426 INFO L156 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2022-12-13 20:43:15,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:15,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-13 20:43:15,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:15,515 INFO L350 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 [2022-12-13 20:43:15,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-12-13 20:43:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:15,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-13 20:43:15,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:15,611 INFO L350 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 11 treesize of output 7 [2022-12-13 20:43:15,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 20:43:15,648 INFO L350 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 24 treesize of output 12 [2022-12-13 20:43:15,655 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 20:43:15,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-12-13 20:43:15,697 INFO L350 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 [2022-12-13 20:43:15,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:43:15,713 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 7 loop predicates [2022-12-13 20:43:15,713 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 42 states and 49 transitions. cyclomatic complexity: 11 Second operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 9 states have internal predecessors, (16), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 20:43:15,880 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 42 states and 49 transitions. cyclomatic complexity: 11. Second operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 9 states have internal predecessors, (16), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Result 138 states and 160 transitions. Complement of second has 30 states. [2022-12-13 20:43:15,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2022-12-13 20:43:15,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 9 states have internal predecessors, (16), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 20:43:15,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 28 transitions. [2022-12-13 20:43:15,882 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 15 letters. Loop has 8 letters. [2022-12-13 20:43:15,882 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:15,882 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 23 letters. Loop has 8 letters. [2022-12-13 20:43:15,882 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:15,882 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 15 letters. Loop has 16 letters. [2022-12-13 20:43:15,882 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:15,883 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 138 states and 160 transitions. [2022-12-13 20:43:15,885 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2022-12-13 20:43:15,886 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 138 states to 93 states and 107 transitions. [2022-12-13 20:43:15,886 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 61 [2022-12-13 20:43:15,886 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 64 [2022-12-13 20:43:15,887 INFO L73 IsDeterministic]: Start isDeterministic. Operand 93 states and 107 transitions. [2022-12-13 20:43:15,887 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 20:43:15,887 INFO L218 hiAutomatonCegarLoop]: Abstraction has 93 states and 107 transitions. [2022-12-13 20:43:15,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states and 107 transitions. [2022-12-13 20:43:15,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 84. [2022-12-13 20:43:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 59 states have (on average 1.1355932203389831) internal successors, (67), 61 states have internal predecessors, (67), 12 states have call successors, (13), 11 states have call predecessors, (13), 13 states have return successors, (17), 11 states have call predecessors, (17), 12 states have call successors, (17) [2022-12-13 20:43:15,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 97 transitions. [2022-12-13 20:43:15,891 INFO L240 hiAutomatonCegarLoop]: Abstraction has 84 states and 97 transitions. [2022-12-13 20:43:15,891 INFO L428 stractBuchiCegarLoop]: Abstraction has 84 states and 97 transitions. [2022-12-13 20:43:15,891 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 20:43:15,892 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 84 states and 97 transitions. [2022-12-13 20:43:15,892 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2022-12-13 20:43:15,893 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 20:43:15,893 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 20:43:15,893 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:43:15,893 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 20:43:15,893 INFO L748 eck$LassoCheckResult]: Stem: 704#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 705#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem12#1, main_#t~ret11#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 719#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 743#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 740#L33 call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 741#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 749#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 712#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 711#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 713#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 770#recFINAL assume true; 747#recEXIT >#31#return; 745#L19-1 #res := #t~ret5;havoc #t~ret5; 744#recFINAL assume true; 739#recEXIT >#33#return; 736#L33-1 call write~int(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem12#1;havoc main_#t~ret11#1; 730#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 728#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 724#L33 call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 726#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 738#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 733#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 735#$Ultimate##0 [2022-12-13 20:43:15,893 INFO L750 eck$LassoCheckResult]: Loop: 735#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 751#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 732#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 735#$Ultimate##0 [2022-12-13 20:43:15,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:15,893 INFO L85 PathProgramCache]: Analyzing trace with hash 463292754, now seen corresponding path program 2 times [2022-12-13 20:43:15,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:15,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666042907] [2022-12-13 20:43:15,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:15,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:15,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:15,934 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:15,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:15,934 INFO L85 PathProgramCache]: Analyzing trace with hash 29945, now seen corresponding path program 2 times [2022-12-13 20:43:15,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:15,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492476848] [2022-12-13 20:43:15,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:15,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:15,939 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:15,943 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:15,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:15,944 INFO L85 PathProgramCache]: Analyzing trace with hash -2070454776, now seen corresponding path program 3 times [2022-12-13 20:43:15,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:15,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790332825] [2022-12-13 20:43:15,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:15,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:15,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:15,968 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:15,997 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:19,607 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 20:43:19,607 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 20:43:19,607 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 20:43:19,607 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 20:43:19,607 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 20:43:19,608 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:19,608 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 20:43:19,608 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 20:43:19,608 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11B.i_Iteration4_Lasso [2022-12-13 20:43:19,608 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 20:43:19,608 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 20:43:19,610 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,611 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,612 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,614 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,615 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,616 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,617 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,847 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,848 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,849 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,850 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,851 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,852 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,853 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,853 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,854 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,856 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,859 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,860 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,861 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,864 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,865 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,866 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,868 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,869 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,870 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:19,871 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:20,641 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 20:43:20,641 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 20:43:20,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:20,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:20,642 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:20,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-12-13 20:43:20,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:20,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:20,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:20,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:20,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:20,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:20,655 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:20,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:20,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:20,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:20,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:20,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:20,659 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:20,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-12-13 20:43:20,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:20,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:20,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:20,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:20,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:20,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:20,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:20,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:20,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:20,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:20,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:20,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:20,677 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:20,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-12-13 20:43:20,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:20,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:20,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:20,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:20,690 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:20,691 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:20,691 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:20,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:20,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:20,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:20,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:20,697 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:20,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-12-13 20:43:20,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:20,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:20,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:20,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:20,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:20,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:20,710 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:20,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:20,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:20,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-12-13 20:43:20,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:20,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:20,715 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:20,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-12-13 20:43:20,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:20,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:20,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:20,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:20,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:20,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:20,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:20,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:20,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:20,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-12-13 20:43:20,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:20,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:20,733 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:20,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-12-13 20:43:20,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:20,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:20,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:20,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:20,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:20,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:20,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:20,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:20,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:20,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-12-13 20:43:20,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:20,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:20,750 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:20,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-12-13 20:43:20,753 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 [2022-12-13 20:43:20,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:20,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:20,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:20,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:20,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:20,764 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:20,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:20,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-12-13 20:43:20,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:20,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:20,772 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:20,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-12-13 20:43:20,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:20,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:20,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:20,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:20,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:20,787 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:20,787 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:20,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:20,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-12-13 20:43:20,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:20,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:20,794 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:20,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-12-13 20:43:20,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:20,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:20,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:20,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:20,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:20,809 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:20,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:20,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:20,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-12-13 20:43:20,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:20,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:20,814 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:20,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-12-13 20:43:20,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:20,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:20,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:20,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:20,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:20,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:20,827 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:20,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:20,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-12-13 20:43:20,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:20,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:20,833 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:20,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-12-13 20:43:20,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:20,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:20,845 INFO L203 nArgumentSynthesizer]: 32 stem disjuncts [2022-12-13 20:43:20,845 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 20:43:20,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:20,886 INFO L401 nArgumentSynthesizer]: We have 140 Motzkin's Theorem applications. [2022-12-13 20:43:20,887 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 20:43:20,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:20,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:20,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:20,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:20,989 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:20,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-12-13 20:43:20,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:21,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:21,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:21,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:21,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:21,002 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:21,002 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:21,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:21,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-12-13 20:43:21,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:21,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:21,008 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:21,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-12-13 20:43:21,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:21,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:21,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:21,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:21,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:21,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:21,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:21,032 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 20:43:21,043 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-12-13 20:43:21,044 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2022-12-13 20:43:21,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:21,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:21,044 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:21,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-12-13 20:43:21,046 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 20:43:21,057 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 20:43:21,057 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 20:43:21,057 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int rec_#in~op.base) 0)_2) = 2*v_rep(select (select #memory_int rec_#in~op.base) 0)_2 + 1 Supporting invariants [] [2022-12-13 20:43:21,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-12-13 20:43:21,065 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-12-13 20:43:21,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:21,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-13 20:43:21,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:21,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-12-13 20:43:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:21,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-13 20:43:21,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:21,239 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-13 20:43:21,247 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-13 20:43:21,247 INFO L350 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 39 treesize of output 34 [2022-12-13 20:43:21,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:43:21,273 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 3 loop predicates [2022-12-13 20:43:21,273 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 84 states and 97 transitions. cyclomatic complexity: 20 Second operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 4 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 20:43:21,403 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 84 states and 97 transitions. cyclomatic complexity: 20. Second operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 4 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 108 states and 125 transitions. Complement of second has 18 states. [2022-12-13 20:43:21,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 3 non-accepting loop states 1 accepting loop states [2022-12-13 20:43:21,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 4 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 20:43:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 17 transitions. [2022-12-13 20:43:21,405 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 17 transitions. Stem has 22 letters. Loop has 3 letters. [2022-12-13 20:43:21,405 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:21,405 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-12-13 20:43:21,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:21,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:21,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-13 20:43:21,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:21,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:21,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-13 20:43:21,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:21,609 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-13 20:43:21,617 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-13 20:43:21,618 INFO L350 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 39 treesize of output 34 [2022-12-13 20:43:21,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:43:21,642 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 3 loop predicates [2022-12-13 20:43:21,642 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 84 states and 97 transitions. cyclomatic complexity: 20 Second operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 4 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 20:43:21,774 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 84 states and 97 transitions. cyclomatic complexity: 20. Second operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 4 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 108 states and 125 transitions. Complement of second has 18 states. [2022-12-13 20:43:21,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 3 non-accepting loop states 1 accepting loop states [2022-12-13 20:43:21,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 4 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 20:43:21,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 17 transitions. [2022-12-13 20:43:21,775 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 17 transitions. Stem has 22 letters. Loop has 3 letters. [2022-12-13 20:43:21,776 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:21,776 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-12-13 20:43:21,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:21,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 14 conjunts are in the unsatisfiable core [2022-12-13 20:43:21,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:21,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:21,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-13 20:43:21,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:21,975 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-13 20:43:21,984 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-13 20:43:21,984 INFO L350 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 39 treesize of output 34 [2022-12-13 20:43:22,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:43:22,010 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 3 loop predicates [2022-12-13 20:43:22,010 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 84 states and 97 transitions. cyclomatic complexity: 20 Second operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 4 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 20:43:22,147 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 84 states and 97 transitions. cyclomatic complexity: 20. Second operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 4 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 158 states and 182 transitions. Complement of second has 20 states. [2022-12-13 20:43:22,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 3 non-accepting loop states 1 accepting loop states [2022-12-13 20:43:22,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 4 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 20:43:22,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 23 transitions. [2022-12-13 20:43:22,149 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 23 transitions. Stem has 22 letters. Loop has 3 letters. [2022-12-13 20:43:22,149 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:22,149 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 23 transitions. Stem has 25 letters. Loop has 3 letters. [2022-12-13 20:43:22,150 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:22,150 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 23 transitions. Stem has 22 letters. Loop has 6 letters. [2022-12-13 20:43:22,150 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:22,150 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 158 states and 182 transitions. [2022-12-13 20:43:22,153 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 20:43:22,154 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 158 states to 114 states and 138 transitions. [2022-12-13 20:43:22,154 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 70 [2022-12-13 20:43:22,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 78 [2022-12-13 20:43:22,155 INFO L73 IsDeterministic]: Start isDeterministic. Operand 114 states and 138 transitions. [2022-12-13 20:43:22,155 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 20:43:22,155 INFO L218 hiAutomatonCegarLoop]: Abstraction has 114 states and 138 transitions. [2022-12-13 20:43:22,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states and 138 transitions. [2022-12-13 20:43:22,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 104. [2022-12-13 20:43:22,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 73 states have (on average 1.1506849315068493) internal successors, (84), 77 states have internal predecessors, (84), 13 states have call successors, (14), 14 states have call predecessors, (14), 18 states have return successors, (22), 12 states have call predecessors, (22), 13 states have call successors, (22) [2022-12-13 20:43:22,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 120 transitions. [2022-12-13 20:43:22,161 INFO L240 hiAutomatonCegarLoop]: Abstraction has 104 states and 120 transitions. [2022-12-13 20:43:22,161 INFO L428 stractBuchiCegarLoop]: Abstraction has 104 states and 120 transitions. [2022-12-13 20:43:22,161 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-12-13 20:43:22,161 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 104 states and 120 transitions. [2022-12-13 20:43:22,162 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 20:43:22,162 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 20:43:22,162 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 20:43:22,162 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:43:22,162 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:43:22,162 INFO L748 eck$LassoCheckResult]: Stem: 1507#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1508#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem12#1, main_#t~ret11#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 1522#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 1527#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 1511#L33 call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 1512#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 1546#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 1524#recFINAL assume true; 1525#recEXIT >#33#return; 1541#L33-1 call write~int(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem12#1;havoc main_#t~ret11#1; 1536#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 1537#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 1513#L33 call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 1584#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 1564#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 1496#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 1514#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 1495#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 1497#recFINAL assume true; 1523#recEXIT >#31#return; 1577#L19-1 #res := #t~ret5;havoc #t~ret5; 1586#recFINAL assume true; 1585#recEXIT >#33#return; 1532#L33-1 [2022-12-13 20:43:22,162 INFO L750 eck$LassoCheckResult]: Loop: 1532#L33-1 call write~int(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem12#1;havoc main_#t~ret11#1; 1516#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 1501#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 1493#L33 call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 1539#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 1569#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 1494#recFINAL assume true; 1538#recEXIT >#33#return; 1532#L33-1 [2022-12-13 20:43:22,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:22,163 INFO L85 PathProgramCache]: Analyzing trace with hash -399855867, now seen corresponding path program 4 times [2022-12-13 20:43:22,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:22,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093827503] [2022-12-13 20:43:22,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:22,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:22,177 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:22,192 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:22,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:22,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1090540605, now seen corresponding path program 3 times [2022-12-13 20:43:22,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:22,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310707123] [2022-12-13 20:43:22,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:22,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:22,199 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:22,204 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:22,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:22,204 INFO L85 PathProgramCache]: Analyzing trace with hash -165865785, now seen corresponding path program 5 times [2022-12-13 20:43:22,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:22,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83494458] [2022-12-13 20:43:22,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:22,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:22,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:22,223 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:22,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:22,255 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:25,025 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 20:43:25,025 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 20:43:25,025 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 20:43:25,025 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 20:43:25,025 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 20:43:25,025 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:25,025 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 20:43:25,025 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 20:43:25,025 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11B.i_Iteration5_Lasso [2022-12-13 20:43:25,025 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 20:43:25,026 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 20:43:25,028 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:25,030 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:25,031 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:25,033 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:25,034 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:25,035 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:25,036 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:25,038 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:25,374 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:25,376 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:25,875 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 20:43:25,875 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 20:43:25,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:25,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:25,876 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:25,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-12-13 20:43:25,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:25,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:25,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:25,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:25,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:25,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:25,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:25,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:25,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:25,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-12-13 20:43:25,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:25,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:25,893 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:25,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-12-13 20:43:25,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:25,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:25,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:25,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:25,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:25,906 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:25,907 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:25,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:25,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-12-13 20:43:25,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:25,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:25,913 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:25,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-12-13 20:43:25,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:25,925 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:25,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:25,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:25,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:25,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:25,926 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:25,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:25,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:25,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:25,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:25,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:25,931 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:25,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-12-13 20:43:25,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:25,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:25,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:25,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:25,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:25,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:25,943 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:25,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:25,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:25,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-12-13 20:43:25,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:25,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:25,948 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:25,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-12-13 20:43:25,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:25,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:25,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:25,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:25,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:25,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:25,961 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:25,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:25,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:25,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-12-13 20:43:25,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:25,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:25,966 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:25,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-12-13 20:43:25,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:25,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:25,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:25,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:25,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:25,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:25,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:25,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:25,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:25,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-12-13 20:43:25,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:25,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:25,983 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:25,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-12-13 20:43:25,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:25,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:25,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:25,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:25,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:25,996 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:25,996 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:25,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:26,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-12-13 20:43:26,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:26,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:26,002 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:26,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-12-13 20:43:26,005 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 [2022-12-13 20:43:26,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:26,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:26,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:26,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:26,015 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:26,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:26,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:26,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-12-13 20:43:26,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:26,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:26,021 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:26,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-12-13 20:43:26,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:26,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:26,033 INFO L203 nArgumentSynthesizer]: 16 stem disjuncts [2022-12-13 20:43:26,033 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 20:43:26,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:26,050 INFO L401 nArgumentSynthesizer]: We have 76 Motzkin's Theorem applications. [2022-12-13 20:43:26,050 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 20:43:26,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:26,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:26,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:26,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:26,102 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:26,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-12-13 20:43:26,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:26,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:26,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:26,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:26,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:26,117 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:26,117 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:26,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:26,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-12-13 20:43:26,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:26,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:26,127 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:26,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-12-13 20:43:26,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:26,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:26,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:26,141 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 20:43:26,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:26,148 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-12-13 20:43:26,148 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-12-13 20:43:26,175 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 20:43:26,205 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-12-13 20:43:26,206 INFO L444 ModelExtractionUtils]: 5 out of 31 variables were initially zero. Simplification set additionally 22 variables to zero. [2022-12-13 20:43:26,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:26,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:26,207 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:26,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-12-13 20:43:26,208 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 20:43:26,220 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2022-12-13 20:43:26,220 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 20:43:26,220 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_#t~mem12#1) = 1*ULTIMATE.start_main_#t~mem12#1 Supporting invariants [-1*ULTIMATE.start_main_#t~ret11#1 - 1 >= 0] [2022-12-13 20:43:26,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-12-13 20:43:26,236 INFO L156 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2022-12-13 20:43:26,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:26,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:26,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-13 20:43:26,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:26,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-12-13 20:43:26,362 INFO L350 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 [2022-12-13 20:43:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:26,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-13 20:43:26,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:26,443 INFO L350 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 11 treesize of output 7 [2022-12-13 20:43:26,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 20:43:26,476 INFO L350 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 24 treesize of output 12 [2022-12-13 20:43:26,483 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 20:43:26,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-12-13 20:43:26,524 INFO L350 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 [2022-12-13 20:43:26,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:43:26,540 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 7 loop predicates [2022-12-13 20:43:26,541 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 104 states and 120 transitions. cyclomatic complexity: 23 Second operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 9 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 20:43:26,717 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 104 states and 120 transitions. cyclomatic complexity: 23. Second operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 9 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Result 165 states and 189 transitions. Complement of second has 30 states. [2022-12-13 20:43:26,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2022-12-13 20:43:26,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 9 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 20:43:26,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 28 transitions. [2022-12-13 20:43:26,718 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 23 letters. Loop has 8 letters. [2022-12-13 20:43:26,718 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:26,718 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-12-13 20:43:26,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:26,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:26,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-13 20:43:26,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:26,844 INFO L350 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 [2022-12-13 20:43:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:26,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-13 20:43:26,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:26,922 INFO L350 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 11 treesize of output 7 [2022-12-13 20:43:26,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 20:43:26,959 INFO L350 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 24 treesize of output 12 [2022-12-13 20:43:26,965 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 20:43:26,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-12-13 20:43:27,008 INFO L350 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 [2022-12-13 20:43:27,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:43:27,025 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.5 stem predicates 7 loop predicates [2022-12-13 20:43:27,025 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 104 states and 120 transitions. cyclomatic complexity: 23 Second operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 9 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 20:43:27,227 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 104 states and 120 transitions. cyclomatic complexity: 23. Second operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 9 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Result 166 states and 189 transitions. Complement of second has 30 states. [2022-12-13 20:43:27,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2022-12-13 20:43:27,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 9 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 20:43:27,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 28 transitions. [2022-12-13 20:43:27,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 23 letters. Loop has 8 letters. [2022-12-13 20:43:27,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:27,229 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-12-13 20:43:27,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:27,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 15 conjunts are in the unsatisfiable core [2022-12-13 20:43:27,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:27,378 INFO L350 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 [2022-12-13 20:43:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:27,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 25 conjunts are in the unsatisfiable core [2022-12-13 20:43:27,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:27,477 INFO L350 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 11 treesize of output 7 [2022-12-13 20:43:27,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 20:43:27,516 INFO L350 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 24 treesize of output 12 [2022-12-13 20:43:27,524 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 20:43:27,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-12-13 20:43:27,572 INFO L350 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 [2022-12-13 20:43:27,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 20:43:27,590 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.5 stem predicates 7 loop predicates [2022-12-13 20:43:27,591 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 104 states and 120 transitions. cyclomatic complexity: 23 Second operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 9 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 20:43:27,779 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 104 states and 120 transitions. cyclomatic complexity: 23. Second operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 9 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Result 192 states and 220 transitions. Complement of second has 37 states. [2022-12-13 20:43:27,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2022-12-13 20:43:27,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 9 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-12-13 20:43:27,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 30 transitions. [2022-12-13 20:43:27,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 30 transitions. Stem has 23 letters. Loop has 8 letters. [2022-12-13 20:43:27,781 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:27,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 30 transitions. Stem has 31 letters. Loop has 8 letters. [2022-12-13 20:43:27,781 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:27,782 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 30 transitions. Stem has 23 letters. Loop has 16 letters. [2022-12-13 20:43:27,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:27,782 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 192 states and 220 transitions. [2022-12-13 20:43:27,784 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-12-13 20:43:27,785 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 192 states to 116 states and 132 transitions. [2022-12-13 20:43:27,785 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 69 [2022-12-13 20:43:27,786 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 73 [2022-12-13 20:43:27,786 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 132 transitions. [2022-12-13 20:43:27,786 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 20:43:27,786 INFO L218 hiAutomatonCegarLoop]: Abstraction has 116 states and 132 transitions. [2022-12-13 20:43:27,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 132 transitions. [2022-12-13 20:43:27,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 60. [2022-12-13 20:43:27,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 43 states have (on average 1.1395348837209303) internal successors, (49), 44 states have internal predecessors, (49), 7 states have call successors, (8), 8 states have call predecessors, (8), 10 states have return successors, (12), 7 states have call predecessors, (12), 7 states have call successors, (12) [2022-12-13 20:43:27,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 69 transitions. [2022-12-13 20:43:27,789 INFO L240 hiAutomatonCegarLoop]: Abstraction has 60 states and 69 transitions. [2022-12-13 20:43:27,789 INFO L428 stractBuchiCegarLoop]: Abstraction has 60 states and 69 transitions. [2022-12-13 20:43:27,789 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-12-13 20:43:27,789 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states and 69 transitions. [2022-12-13 20:43:27,790 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-12-13 20:43:27,790 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 20:43:27,790 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 20:43:27,790 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:43:27,790 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 20:43:27,790 INFO L748 eck$LassoCheckResult]: Stem: 2625#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2626#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem12#1, main_#t~ret11#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 2637#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 2621#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 2622#L33 call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 2631#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 2653#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 2613#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 2635#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 2636#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 2667#recFINAL assume true; 2649#recEXIT >#31#return; 2647#L19-1 #res := #t~ret5;havoc #t~ret5; 2644#recFINAL assume true; 2640#recEXIT >#33#return; 2618#L33-1 [2022-12-13 20:43:27,790 INFO L750 eck$LassoCheckResult]: Loop: 2618#L33-1 call write~int(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem12#1;havoc main_#t~ret11#1; 2619#L28-3 call main_#t~mem8#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 2646#L28-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 2628#L33 call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 2643#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 2657#L9 assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~op.base, ~op.offset, 4);call write~int(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset); 2627#L19 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 2629#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int(~op.base, ~op.offset, 4); 2665#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0; 2664#recFINAL assume true; 2650#recEXIT >#31#return; 2648#L19-1 #res := #t~ret5;havoc #t~ret5; 2645#recFINAL assume true; 2641#recEXIT >#33#return; 2618#L33-1 [2022-12-13 20:43:27,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:27,791 INFO L85 PathProgramCache]: Analyzing trace with hash 910168259, now seen corresponding path program 2 times [2022-12-13 20:43:27,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:27,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755116024] [2022-12-13 20:43:27,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:27,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:27,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:27,801 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:27,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:27,808 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:27,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:27,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1981005457, now seen corresponding path program 1 times [2022-12-13 20:43:27,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:27,809 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258152160] [2022-12-13 20:43:27,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:27,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:27,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:27,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:27,824 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:27,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:27,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1958849581, now seen corresponding path program 6 times [2022-12-13 20:43:27,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 20:43:27,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495120575] [2022-12-13 20:43:27,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 20:43:27,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 20:43:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:27,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 20:43:27,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 20:43:27,855 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 20:43:29,782 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 20:43:29,782 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 20:43:29,782 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 20:43:29,782 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 20:43:29,782 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 20:43:29,782 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:29,782 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 20:43:29,782 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 20:43:29,782 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11B.i_Iteration6_Lasso [2022-12-13 20:43:29,782 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 20:43:29,782 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 20:43:29,791 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:29,793 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:29,794 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:29,795 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:29,796 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:29,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:29,798 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:29,799 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:29,800 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:30,220 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 20:43:30,325 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2022-12-13 20:43:30,716 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 20:43:30,716 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 20:43:30,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,717 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-12-13 20:43:30,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:30,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:30,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:30,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:30,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-12-13 20:43:30,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,735 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-12-13 20:43:30,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:30,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:30,748 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:30,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-12-13 20:43:30,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,754 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-12-13 20:43:30,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:30,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:30,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,767 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:30,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:30,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-12-13 20:43:30,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,771 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-12-13 20:43:30,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:30,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:30,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,784 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:30,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:30,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-12-13 20:43:30,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,789 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-12-13 20:43:30,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:30,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:30,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:30,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:30,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-12-13 20:43:30,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,806 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-12-13 20:43:30,809 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 [2022-12-13 20:43:30,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:30,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,820 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:30,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:30,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-12-13 20:43:30,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,825 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-12-13 20:43:30,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:30,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 20:43:30,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 20:43:30,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 20:43:30,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-12-13 20:43:30,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,842 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-12-13 20:43:30,844 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 [2022-12-13 20:43:30,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:30,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:30,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:30,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,861 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-12-13 20:43:30,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:30,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,875 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:30,875 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:30,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-12-13 20:43:30,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,881 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-12-13 20:43:30,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:30,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:30,895 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:30,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-12-13 20:43:30,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,901 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-12-13 20:43:30,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:30,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,914 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:30,914 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:30,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-12-13 20:43:30,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,921 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-12-13 20:43:30,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:30,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,935 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:30,935 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:30,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-12-13 20:43:30,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,941 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-12-13 20:43:30,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:30,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 20:43:30,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 20:43:30,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:30,955 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 20:43:30,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 20:43:30,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 20:43:30,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-12-13 20:43:30,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:30,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:30,961 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:30,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-12-13 20:43:30,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 20:43:30,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 20:43:30,974 INFO L203 nArgumentSynthesizer]: 8 stem disjuncts [2022-12-13 20:43:30,974 INFO L204 nArgumentSynthesizer]: 8 loop disjuncts [2022-12-13 20:43:30,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 20:43:31,078 INFO L401 nArgumentSynthesizer]: We have 272 Motzkin's Theorem applications. [2022-12-13 20:43:31,078 INFO L402 nArgumentSynthesizer]: A total of 16 supporting invariants were added. [2022-12-13 20:43:32,497 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 20:43:33,009 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2022-12-13 20:43:33,009 INFO L444 ModelExtractionUtils]: 90 out of 120 variables were initially zero. Simplification set additionally 20 variables to zero. [2022-12-13 20:43:33,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 20:43:33,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 20:43:33,010 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 20:43:33,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-12-13 20:43:33,011 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 20:43:33,031 INFO L438 nArgumentSynthesizer]: Removed 15 redundant supporting invariants from a total of 16. [2022-12-13 20:43:33,032 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 20:43:33,032 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_#t~mem12#1) = 1*ULTIMATE.start_main_#t~mem12#1 Supporting invariants [-1*ULTIMATE.start_main_#t~ret11#1 - 1 >= 0] [2022-12-13 20:43:33,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-12-13 20:43:33,058 INFO L156 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2022-12-13 20:43:33,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 20:43:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:33,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 13 conjunts are in the unsatisfiable core [2022-12-13 20:43:33,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:33,135 INFO L350 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 [2022-12-13 20:43:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 20:43:33,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 29 conjunts are in the unsatisfiable core [2022-12-13 20:43:33,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 20:43:33,222 INFO L350 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 11 treesize of output 7 [2022-12-13 20:43:33,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-13 20:43:33,251 INFO L350 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 24 treesize of output 12 [2022-12-13 20:43:33,259 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 20:43:33,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-12-13 20:43:33,307 INFO L350 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 [2022-12-13 20:43:33,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 20:43:33,342 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 8 loop predicates [2022-12-13 20:43:33,342 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 60 states and 69 transitions. cyclomatic complexity: 13 Second operand has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 10 states have internal predecessors, (19), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2022-12-13 20:43:33,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-12-13 20:43:33,489 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 60 states and 69 transitions. cyclomatic complexity: 13. Second operand has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 10 states have internal predecessors, (19), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) Result 144 states and 166 transitions. Complement of second has 33 states. [2022-12-13 20:43:33,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 5 stem states 7 non-accepting loop states 2 accepting loop states [2022-12-13 20:43:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 10 states have internal predecessors, (19), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2022-12-13 20:43:33,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 26 transitions. [2022-12-13 20:43:33,490 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 26 transitions. Stem has 15 letters. Loop has 14 letters. [2022-12-13 20:43:33,491 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:33,491 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 26 transitions. Stem has 29 letters. Loop has 14 letters. [2022-12-13 20:43:33,491 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:33,491 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 26 transitions. Stem has 15 letters. Loop has 28 letters. [2022-12-13 20:43:33,491 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 20:43:33,491 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 144 states and 166 transitions. [2022-12-13 20:43:33,492 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 20:43:33,492 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 144 states to 0 states and 0 transitions. [2022-12-13 20:43:33,492 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 20:43:33,492 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 20:43:33,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 20:43:33,492 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 20:43:33,493 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 20:43:33,493 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 20:43:33,493 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 20:43:33,493 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-12-13 20:43:33,493 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 20:43:33,493 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 20:43:33,493 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 20:43:33,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 08:43:33 BoogieIcfgContainer [2022-12-13 20:43:33,497 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 20:43:33,498 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 20:43:33,498 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 20:43:33,498 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 20:43:33,498 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 08:43:08" (3/4) ... [2022-12-13 20:43:33,500 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 20:43:33,500 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 20:43:33,501 INFO L158 Benchmark]: Toolchain (without parser) took 25457.91ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 88.1MB in the beginning and 94.2MB in the end (delta: -6.2MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2022-12-13 20:43:33,501 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 123.7MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 20:43:33,501 INFO L158 Benchmark]: CACSL2BoogieTranslator took 159.23ms. Allocated memory is still 123.7MB. Free memory was 87.7MB in the beginning and 78.3MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 20:43:33,501 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.70ms. Allocated memory is still 123.7MB. Free memory was 78.3MB in the beginning and 77.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 20:43:33,502 INFO L158 Benchmark]: Boogie Preprocessor took 17.62ms. Allocated memory is still 123.7MB. Free memory was 77.0MB in the beginning and 75.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 20:43:33,502 INFO L158 Benchmark]: RCFGBuilder took 208.41ms. Allocated memory is still 123.7MB. Free memory was 75.8MB in the beginning and 64.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 20:43:33,502 INFO L158 Benchmark]: BuchiAutomizer took 25044.63ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 64.3MB in the beginning and 95.3MB in the end (delta: -30.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 20:43:33,503 INFO L158 Benchmark]: Witness Printer took 2.54ms. Allocated memory is still 148.9MB. Free memory was 95.3MB in the beginning and 94.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 20:43:33,504 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 123.7MB. Free memory is still 94.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 159.23ms. Allocated memory is still 123.7MB. Free memory was 87.7MB in the beginning and 78.3MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.70ms. Allocated memory is still 123.7MB. Free memory was 78.3MB in the beginning and 77.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.62ms. Allocated memory is still 123.7MB. Free memory was 77.0MB in the beginning and 75.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 208.41ms. Allocated memory is still 123.7MB. Free memory was 75.8MB in the beginning and 64.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 25044.63ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 64.3MB in the beginning and 95.3MB in the end (delta: -30.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.54ms. Allocated memory is still 148.9MB. Free memory was 95.3MB in the beginning and 94.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (0 trivial, 4 deterministic, 2 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[qq][qq] and consists of 11 locations. One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[op][0] + 1 and consists of 6 locations. One deterministic module has affine ranking function org.eclipse.cdt.internal.core.dom.parser.c.CASTIdExpression@1d7a574 and consists of 13 locations. One deterministic module has affine ranking function org.eclipse.cdt.internal.core.dom.parser.c.CASTIdExpression@1d7a574 and consists of 14 locations. One nondeterministic module has affine ranking function 2 * unknown-#memory_int-unknown[op][0] + 1 and consists of 7 locations. One nondeterministic module has affine ranking function org.eclipse.cdt.internal.core.dom.parser.c.CASTIdExpression@1d7a574 and consists of 13 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 25.0s and 7 iterations. TraceHistogramMax:3. Analysis of lassos took 20.7s. Construction of modules took 0.4s. Büchi inclusion checks took 3.7s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 5. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 80 StatesRemovedByMinimization, 5 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 4/4 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 180 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 179 mSDsluCounter, 333 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 204 mSDsCounter, 152 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 541 IncrementalHoareTripleChecker+Invalid, 693 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 152 mSolverCounterUnsat, 129 mSDtfsCounter, 541 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso6 LassoPreprocessingBenchmarks: Lassos: inital571 mio100 ax100 hnf100 lsp220 ukn27 mio100 lsp44 div100 bol100 ite100 ukn100 eq167 hnf94 smp92 dnf582 smp66 tf100 neg85 sie156 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 2071ms VariablesStem: 8 VariablesLoop: 8 DisjunctsStem: 8 DisjunctsLoop: 8 SupportingInvariants: 16 MotzkinApplications: 272 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! [2022-12-13 20:43:33,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76157a23-53f4-4b7d-904d-0ff307ab5b79/bin/uautomizer-uyxdKDjOR8/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