./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg --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 856d94ec041b267732c8bce0716646085f61a9b9ff6e49843f730e0ad45cc451 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:22:21,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:22:21,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:22:22,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:22:22,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:22:22,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:22:22,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:22:22,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:22:22,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:22:22,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:22:22,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:22:22,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:22:22,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:22:22,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:22:22,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:22:22,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:22:22,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:22:22,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:22:22,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:22:22,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:22:22,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:22:22,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:22:22,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:22:22,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:22:22,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:22:22,053 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:22:22,053 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:22:22,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:22:22,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:22:22,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:22:22,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:22:22,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:22:22,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:22:22,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:22:22,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:22:22,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:22:22,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:22:22,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:22:22,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:22:22,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:22:22,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:22:22,068 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 09:22:22,093 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:22:22,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:22:22,094 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:22:22,095 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:22:22,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:22:22,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:22:22,097 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:22:22,097 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 09:22:22,098 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 09:22:22,098 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 09:22:22,098 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 09:22:22,098 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 09:22:22,099 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 09:22:22,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:22:22,099 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:22:22,100 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:22:22,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:22:22,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 09:22:22,101 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 09:22:22,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 09:22:22,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:22:22,101 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 09:22:22,102 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:22:22,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 09:22:22,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:22:22,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:22:22,103 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:22:22,103 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:22:22,103 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:22:22,104 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 09:22:22,105 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_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 856d94ec041b267732c8bce0716646085f61a9b9ff6e49843f730e0ad45cc451 [2021-10-28 09:22:22,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:22:22,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:22:22,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:22:22,421 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:22:22,422 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:22:22,423 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i [2021-10-28 09:22:22,519 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/data/984f4f0d2/453fcb2ad248440a813db22d14748403/FLAG5a8bf05a9 [2021-10-28 09:22:23,097 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:22:23,099 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex7B.i [2021-10-28 09:22:23,111 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/data/984f4f0d2/453fcb2ad248440a813db22d14748403/FLAG5a8bf05a9 [2021-10-28 09:22:23,478 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/data/984f4f0d2/453fcb2ad248440a813db22d14748403 [2021-10-28 09:22:23,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:22:23,484 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:22:23,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:22:23,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:22:23,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:22:23,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1091d7ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23, skipping insertion in model container [2021-10-28 09:22:23,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:22:23,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:22:23,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:22:23,726 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:22:23,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:22:23,755 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:22:23,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23 WrapperNode [2021-10-28 09:22:23,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:22:23,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:22:23,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:22:23,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:22:23,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,792 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:22:23,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:22:23,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:22:23,793 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:22:23,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,809 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:22:23,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:22:23,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:22:23,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:22:23,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (1/1) ... [2021-10-28 09:22:23,831 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:23,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:23,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:23,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 09:22:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 09:22:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 09:22:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure f [2021-10-28 09:22:23,908 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2021-10-28 09:22:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure g [2021-10-28 09:22:23,908 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2021-10-28 09:22:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:22:23,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:22:23,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 09:22:23,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:22:24,176 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:22:24,182 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-28 09:22:24,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:22:24 BoogieIcfgContainer [2021-10-28 09:22:24,185 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:22:24,187 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 09:22:24,187 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 09:22:24,191 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 09:22:24,191 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:22:24,192 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 09:22:23" (1/3) ... [2021-10-28 09:22:24,194 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47d8501f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:22:24, skipping insertion in model container [2021-10-28 09:22:24,194 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:22:24,195 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:23" (2/3) ... [2021-10-28 09:22:24,196 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@47d8501f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:22:24, skipping insertion in model container [2021-10-28 09:22:24,196 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:22:24,196 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:22:24" (3/3) ... [2021-10-28 09:22:24,198 INFO L389 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex7B.i [2021-10-28 09:22:24,282 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 09:22:24,283 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 09:22:24,283 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 09:22:24,283 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 09:22:24,283 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 09:22:24,284 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 09:22:24,284 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 09:22:24,284 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 09:22:24,299 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-28 09:22:24,321 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 09:22:24,321 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:22:24,321 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:22:24,328 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 09:22:24,329 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-28 09:22:24,329 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 09:22:24,330 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-28 09:22:24,332 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 09:22:24,333 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:22:24,333 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:22:24,333 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 09:22:24,333 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-28 09:22:24,341 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~malloc6.base, main_#t~malloc6.offset, main_#t~nondet7, main_#t~nondet8, main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset;call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.allocOnHeap(4);main_~p1~0.base, main_~p1~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;havoc main_#t~malloc5.base, main_#t~malloc5.offset;call main_#t~malloc6.base, main_#t~malloc6.offset := #Ultimate.allocOnHeap(4);main_~p2~0.base, main_~p2~0.offset := main_#t~malloc6.base, main_#t~malloc6.offset;havoc main_#t~malloc6.base, main_#t~malloc6.offset;call write~int(main_#t~nondet7, main_~p1~0.base, main_~p1~0.offset, 4);havoc main_#t~nondet7;call write~int(main_#t~nondet8, main_~p2~0.base, main_~p2~0.offset, 4);havoc main_#t~nondet8; 9#L43true call f(main_~p1~0.base, main_~p1~0.offset, main_~p2~0.base, main_~p2~0.offset);< 11#fENTRYtrue [2021-10-28 09:22:24,341 INFO L793 eck$LassoCheckResult]: Loop: 11#fENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset;call #t~mem1 := read~int(~p.base, ~p.offset, 4);call #t~mem2 := read~int(~q.base, ~q.offset, 4); 13#L13true assume !(#t~mem1 + #t~mem2 < 0);havoc #t~mem1;havoc #t~mem2;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~np~0.base, ~np~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int(~p.base, ~p.offset, 4);call write~int(#t~mem4 - 1, ~np~0.base, ~np~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~p.base, ~p.offset); 14#L23true call g(~q.base, ~q.offset, ~np~0.base, ~np~0.offset);< 12#gENTRYtrue ~p.base, ~p.offset := #in~p.base, #in~p.offset;~q.base, ~q.offset := #in~q.base, #in~q.offset; 16#L31true call f(~q.base, ~q.offset, ~p.base, ~p.offset);< 11#fENTRYtrue [2021-10-28 09:22:24,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:24,348 INFO L85 PathProgramCache]: Analyzing trace with hash 39794, now seen corresponding path program 1 times [2021-10-28 09:22:24,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:24,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65871328] [2021-10-28 09:22:24,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:24,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:24,467 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:24,513 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:24,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:24,517 INFO L85 PathProgramCache]: Analyzing trace with hash 28764888, now seen corresponding path program 1 times [2021-10-28 09:22:24,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:24,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709578538] [2021-10-28 09:22:24,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:24,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:24,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:24,546 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:24,576 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:24,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:24,579 INFO L85 PathProgramCache]: Analyzing trace with hash 1102237191, now seen corresponding path program 1 times [2021-10-28 09:22:24,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:22:24,579 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558420148] [2021-10-28 09:22:24,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:22:24,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:22:24,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:24,633 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:22:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:22:24,706 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:22:26,655 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:22:26,657 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:22:26,658 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:22:26,658 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:22:26,658 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:22:26,658 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:26,659 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:22:26,659 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:22:26,659 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex7B.i_Iteration1_Lasso [2021-10-28 09:22:26,660 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:22:26,660 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:22:26,691 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,696 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,703 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,709 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,729 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,731 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,733 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,737 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,739 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,741 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,745 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,752 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:26,756 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:27,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:27,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:27,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:27,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:27,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:27,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:22:27,505 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:22:27,510 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:22:27,512 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:27,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:27,514 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:27,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:27,530 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:27,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:27,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:27,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:27,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:27,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:27,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:27,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 09:22:27,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:27,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:27,587 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:27,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:27,598 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:27,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 09:22:27,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:27,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:27,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:27,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:27,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:27,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:27,608 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:27,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:27,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:27,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:27,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:27,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:27,637 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:27,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 09:22:27,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:27,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:27,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:27,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:27,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:27,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:27,651 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:27,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:27,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:27,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:27,690 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:27,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:27,691 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:27,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 09:22:27,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:27,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:27,700 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:27,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:27,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:27,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:27,701 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:27,701 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:27,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:27,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-10-28 09:22:27,724 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:27,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:27,725 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:27,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 09:22:27,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:27,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:27,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:27,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:27,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:27,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:27,738 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:27,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:27,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:27,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:27,763 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:27,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:27,764 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:27,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 09:22:27,766 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 [2021-10-28 09:22:27,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:27,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:27,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:27,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:27,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:27,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:27,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:27,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:27,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:27,839 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:27,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:27,844 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:27,851 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:27,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:27,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:27,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:27,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:27,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:27,861 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:27,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:27,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 09:22:27,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:27,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:27,917 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:27,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:27,919 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:27,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:27,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:27,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:27,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:27,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:27,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:27,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:27,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:27,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 09:22:27,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:27,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:27,980 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:27,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:27,981 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:27,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 09:22:27,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:27,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:27,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:27,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:27,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:27,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:27,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:27,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-10-28 09:22:28,036 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,038 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 09:22:28,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,078 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,079 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 09:22:28,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,089 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,136 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,138 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,169 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:22:28,169 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:22:28,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 09:22:28,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,223 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,225 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 09:22:28,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-10-28 09:22:28,269 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,270 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 09:22:28,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,279 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,305 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,306 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 09:22:28,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,370 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,371 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 09:22:28,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,444 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,447 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,453 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 [2021-10-28 09:22:28,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 09:22:28,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,508 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,509 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 09:22:28,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,542 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,543 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 09:22:28,546 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 [2021-10-28 09:22:28,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-10-28 09:22:28,579 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,580 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 09:22:28,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,590 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,615 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,616 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 09:22:28,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,647 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,647 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 09:22:28,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,657 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,681 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,682 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 09:22:28,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-28 09:22:28,727 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,727 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 09:22:28,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,736 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,757 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,758 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 09:22:28,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:22:28,776 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:22:28,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,802 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,803 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 09:22:28,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-10-28 09:22:28,834 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,836 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 09:22:28,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,845 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,869 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,870 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 09:22:28,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,881 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,881 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-10-28 09:22:28,902 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,903 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 09:22:28,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:22:28,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:22:28,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:22:28,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:22:28,938 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:28,939 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:28,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:28,947 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:28,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 09:22:28,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:22:28,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:22:28,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:22:28,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:22:28,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:22:28,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:22:28,971 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:22:28,993 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:22:29,017 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-10-28 09:22:29,017 INFO L444 ModelExtractionUtils]: 10 out of 16 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-10-28 09:22:29,019 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:22:29,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:22:29,032 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:22:29,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 09:22:29,033 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:22:29,042 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 09:22:29,042 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:22:29,043 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1, v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1) = 2*v_rep(select (select #memory_int f_#in~p.base) f_#in~p.offset)_1 + 2*v_rep(select (select #memory_int f_#in~q.base) f_#in~q.offset)_1 + 1 Supporting invariants [] [2021-10-28 09:22:29,066 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:29,076 INFO L297 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2021-10-28 09:22:29,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:22:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:29,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:22:29,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:22:29,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:22:29,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 52 conjunts are in the unsatisfiable core [2021-10-28 09:22:29,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:22:29,414 INFO L354 Elim1Store]: treesize reduction 36, result has 54.4 percent of original size [2021-10-28 09:22:29,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 67 [2021-10-28 09:22:30,016 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-28 09:22:30,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-10-28 09:22:30,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-28 09:22:30,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:22:30,223 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2021-10-28 09:22:30,224 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2021-10-28 09:22:30,384 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 32 states and 36 transitions. Complement of second has 20 states. [2021-10-28 09:22:30,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 09:22:30,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2021-10-28 09:22:30,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 10 transitions. [2021-10-28 09:22:30,389 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 3 letters. Loop has 5 letters. [2021-10-28 09:22:30,390 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:22:30,391 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 8 letters. Loop has 5 letters. [2021-10-28 09:22:30,391 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:22:30,391 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 10 transitions. Stem has 3 letters. Loop has 10 letters. [2021-10-28 09:22:30,391 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:22:30,392 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 36 transitions. [2021-10-28 09:22:30,398 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:22:30,400 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2021-10-28 09:22:30,401 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 09:22:30,402 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 09:22:30,402 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 09:22:30,402 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:22:30,402 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:22:30,402 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:22:30,403 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:22:30,403 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 09:22:30,403 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:22:30,403 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:22:30,403 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 09:22:30,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 09:22:30 BoogieIcfgContainer [2021-10-28 09:22:30,409 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 09:22:30,409 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:22:30,409 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:22:30,409 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:22:30,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:22:24" (3/4) ... [2021-10-28 09:22:30,413 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 09:22:30,413 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:22:30,418 INFO L168 Benchmark]: Toolchain (without parser) took 6929.68 ms. Allocated memory was 104.9 MB in the beginning and 169.9 MB in the end (delta: 65.0 MB). Free memory was 75.1 MB in the beginning and 119.6 MB in the end (delta: -44.6 MB). Peak memory consumption was 19.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:30,419 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 104.9 MB. Free memory is still 58.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:22:30,420 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.67 ms. Allocated memory was 104.9 MB in the beginning and 140.5 MB in the end (delta: 35.7 MB). Free memory was 75.1 MB in the beginning and 116.0 MB in the end (delta: -40.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:30,421 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.36 ms. Allocated memory is still 140.5 MB. Free memory was 116.0 MB in the beginning and 114.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:30,421 INFO L168 Benchmark]: Boogie Preprocessor took 21.27 ms. Allocated memory is still 140.5 MB. Free memory was 114.5 MB in the beginning and 113.9 MB in the end (delta: 609.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:22:30,427 INFO L168 Benchmark]: RCFGBuilder took 370.29 ms. Allocated memory is still 140.5 MB. Free memory was 113.9 MB in the beginning and 103.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:30,427 INFO L168 Benchmark]: BuchiAutomizer took 6221.63 ms. Allocated memory was 140.5 MB in the beginning and 169.9 MB in the end (delta: 29.4 MB). Free memory was 103.4 MB in the beginning and 120.7 MB in the end (delta: -17.2 MB). Peak memory consumption was 14.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:30,428 INFO L168 Benchmark]: Witness Printer took 4.14 ms. Allocated memory is still 169.9 MB. Free memory was 120.7 MB in the beginning and 119.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:22:30,430 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 104.9 MB. Free memory is still 58.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 268.67 ms. Allocated memory was 104.9 MB in the beginning and 140.5 MB in the end (delta: 35.7 MB). Free memory was 75.1 MB in the beginning and 116.0 MB in the end (delta: -40.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 34.36 ms. Allocated memory is still 140.5 MB. Free memory was 116.0 MB in the beginning and 114.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.27 ms. Allocated memory is still 140.5 MB. Free memory was 114.5 MB in the beginning and 113.9 MB in the end (delta: 609.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 370.29 ms. Allocated memory is still 140.5 MB. Free memory was 113.9 MB in the beginning and 103.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 6221.63 ms. Allocated memory was 140.5 MB in the beginning and 169.9 MB in the end (delta: 29.4 MB). Free memory was 103.4 MB in the beginning and 120.7 MB in the end (delta: -17.2 MB). Peak memory consumption was 14.4 MB. Max. memory is 16.1 GB. * Witness Printer took 4.14 ms. Allocated memory is still 169.9 MB. Free memory was 120.7 MB in the beginning and 119.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[p][p] + 2 * unknown-#memory_int-unknown[q][q] + 1 and consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.7s. Construction of modules took 0.0s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 6 SDtfs, 5 SDslu, 5 SDs, 0 SdLazy, 41 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital229 mio100 ax100 hnf100 lsp97 ukn71 mio100 lsp37 div100 bol100 ite100 ukn100 eq174 hnf89 smp96 dnf114 smp87 tf100 neg100 sie117 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 50ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 09:22:30,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35cfb784-6771-4ce5-ad88-c7bd2a06ec10/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...