./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/ldv-regression/test24-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/ldv-regression/test24-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 61e163c7079e2ec105ad677de51f27ac7eccc49ef492909c4fa51ebc02ead9b7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:37:41,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:37:41,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:37:41,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:37:41,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:37:41,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:37:41,909 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:37:41,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:37:41,916 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:37:41,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:37:41,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:37:41,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:37:41,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:37:41,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:37:41,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:37:41,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:37:41,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:37:41,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:37:41,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:37:41,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:37:41,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:37:41,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:37:41,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:37:41,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:37:41,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:37:41,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:37:41,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:37:41,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:37:41,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:37:41,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:37:41,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:37:41,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:37:41,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:37:41,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:37:41,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:37:41,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:37:41,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:37:41,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:37:41,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:37:41,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:37:41,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:37:41,986 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 23:37:42,051 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:37:42,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:37:42,061 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:37:42,062 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:37:42,064 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:37:42,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:37:42,065 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:37:42,065 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:37:42,066 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:37:42,066 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:37:42,067 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:37:42,068 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:37:42,068 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:37:42,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:37:42,069 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:37:42,069 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:37:42,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:37:42,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:37:42,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:37:42,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:37:42,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:37:42,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:37:42,071 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:37:42,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:37:42,072 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:37:42,072 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:37:42,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:37:42,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:37:42,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:37:42,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:37:42,076 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:37:42,076 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:37:42,077 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:37:42,078 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_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61e163c7079e2ec105ad677de51f27ac7eccc49ef492909c4fa51ebc02ead9b7 [2021-10-28 23:37:42,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:37:42,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:37:42,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:37:42,458 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:37:42,460 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:37:42,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-regression/test24-1.c [2021-10-28 23:37:42,557 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/data/eca32f71d/ca519ab7a17246cd85b2f7e3cc4efaba/FLAG67a39d642 [2021-10-28 23:37:43,126 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:37:43,127 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/sv-benchmarks/c/ldv-regression/test24-1.c [2021-10-28 23:37:43,142 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/data/eca32f71d/ca519ab7a17246cd85b2f7e3cc4efaba/FLAG67a39d642 [2021-10-28 23:37:43,445 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/data/eca32f71d/ca519ab7a17246cd85b2f7e3cc4efaba [2021-10-28 23:37:43,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:37:43,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:37:43,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:37:43,453 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:37:43,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:37:43,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:37:43" (1/1) ... [2021-10-28 23:37:43,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72c8d1a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43, skipping insertion in model container [2021-10-28 23:37:43,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:37:43" (1/1) ... [2021-10-28 23:37:43,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:37:43,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:37:43,712 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/sv-benchmarks/c/ldv-regression/test24-1.c[704,717] [2021-10-28 23:37:43,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:37:43,722 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:37:43,743 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/sv-benchmarks/c/ldv-regression/test24-1.c[704,717] [2021-10-28 23:37:43,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:37:43,762 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:37:43,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43 WrapperNode [2021-10-28 23:37:43,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:37:43,764 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:37:43,764 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:37:43,764 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:37:43,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43" (1/1) ... [2021-10-28 23:37:43,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43" (1/1) ... [2021-10-28 23:37:43,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:37:43,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:37:43,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:37:43,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:37:43,819 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43" (1/1) ... [2021-10-28 23:37:43,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43" (1/1) ... [2021-10-28 23:37:43,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43" (1/1) ... [2021-10-28 23:37:43,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43" (1/1) ... [2021-10-28 23:37:43,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43" (1/1) ... [2021-10-28 23:37:43,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43" (1/1) ... [2021-10-28 23:37:43,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43" (1/1) ... [2021-10-28 23:37:43,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:37:43,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:37:43,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:37:43,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:37:43,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43" (1/1) ... [2021-10-28 23:37:43,859 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:43,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:43,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:43,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:37:43,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:37:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:37:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:37:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:37:43,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:37:43,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:37:43,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:37:44,214 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:37:44,215 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-28 23:37:44,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:37:44 BoogieIcfgContainer [2021-10-28 23:37:44,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:37:44,219 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:37:44,219 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:37:44,223 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:37:44,224 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:37:44,225 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:37:43" (1/3) ... [2021-10-28 23:37:44,226 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70c24d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:37:44, skipping insertion in model container [2021-10-28 23:37:44,227 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:37:44,227 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:37:43" (2/3) ... [2021-10-28 23:37:44,227 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@70c24d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:37:44, skipping insertion in model container [2021-10-28 23:37:44,228 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:37:44,228 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:37:44" (3/3) ... [2021-10-28 23:37:44,230 INFO L389 chiAutomizerObserver]: Analyzing ICFG test24-1.c [2021-10-28 23:37:44,284 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:37:44,285 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:37:44,285 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:37:44,285 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:37:44,285 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:37:44,285 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:37:44,286 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:37:44,286 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:37:44,305 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:37:44,343 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 23:37:44,352 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:37:44,352 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:37:44,359 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 23:37:44,360 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 23:37:44,360 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:37:44,360 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:37:44,365 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 23:37:44,365 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:37:44,366 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:37:44,366 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-28 23:37:44,366 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 23:37:44,375 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(11);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 6#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~mem9, main_#t~pre11, main_#t~mem10, main_#t~ret12, main_~#ad1~0.base, main_~#ad1~0.offset, main_~ad2~0.base, main_~ad2~0.offset, main_~i~0, main_~pa~0.base, main_~pa~0.offset;call main_~#ad1~0.base, main_~#ad1~0.offset := #Ultimate.allocOnStack(80);havoc main_~ad2~0.base, main_~ad2~0.offset;havoc main_~i~0;havoc main_~pa~0.base, main_~pa~0.offset;main_~i~0 := main_#t~nondet8;havoc main_#t~nondet8; 11#L23true assume main_~i~0 >= 0 && main_~i~0 < 10;main_~ad2~0.base, main_~ad2~0.offset := main_~#ad1~0.base, main_~#ad1~0.offset;call write~int(main_~i~0, main_~#ad1~0.base, main_~#ad1~0.offset + 8 * main_~i~0, 4);main_~pa~0.base, main_~pa~0.offset := main_~#ad1~0.base, main_~#ad1~0.offset + 8 * main_~i~0;call main_#t~mem9 := read~int(main_~ad2~0.base, main_~ad2~0.offset + 8 * main_~i~0, 4);main_~i~0 := main_#t~mem9 - 10;havoc main_#t~mem9; 12#L28-3true [2021-10-28 23:37:44,375 INFO L793 eck$LassoCheckResult]: Loop: 12#L28-3true call main_#t~mem10 := read~int(main_~pa~0.base, main_~pa~0.offset, 4); 10#L28-1true assume !!(main_~i~0 < main_#t~mem10);havoc main_#t~mem10;main_#t~pre11 := 1 + main_~i~0;main_~i~0 := 1 + main_~i~0;havoc main_#t~pre11; 12#L28-3true [2021-10-28 23:37:44,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:37:44,382 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2021-10-28 23:37:44,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:37:44,422 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963198806] [2021-10-28 23:37:44,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:37:44,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:37:44,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:37:44,596 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:37:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:37:44,663 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:37:44,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:37:44,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1286, now seen corresponding path program 1 times [2021-10-28 23:37:44,667 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:37:44,668 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143118522] [2021-10-28 23:37:44,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:37:44,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:37:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:37:44,679 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:37:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:37:44,689 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:37:44,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:37:44,692 INFO L85 PathProgramCache]: Analyzing trace with hash 28693863, now seen corresponding path program 1 times [2021-10-28 23:37:44,692 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:37:44,692 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336670835] [2021-10-28 23:37:44,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:37:44,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:37:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:37:44,741 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:37:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:37:44,810 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:37:46,194 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:37:46,195 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:37:46,195 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:37:46,196 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:37:46,196 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:37:46,197 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:46,197 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:37:46,198 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:37:46,198 INFO L133 ssoRankerPreferences]: Filename of dumped script: test24-1.c_Iteration1_Lasso [2021-10-28 23:37:46,198 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:37:46,199 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:37:46,231 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 23:37:46,240 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 23:37:46,243 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 23:37:46,246 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 23:37:46,250 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 23:37:46,253 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 23:37:46,257 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 23:37:46,261 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 23:37:46,265 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 23:37:46,267 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 23:37:46,874 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 23:37:47,457 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:37:47,465 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:37:47,467 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:47,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:47,471 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:47,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:47,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:47,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:47,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:47,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:47,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:47,501 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:47,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:37:47,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:47,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:47,543 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:47,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:47,545 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:47,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:47,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:47,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:37:47,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:47,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:47,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:47,576 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:37:47,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:37:47,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:37:47,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:47,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:47,622 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:47,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:47,635 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:47,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:47,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:47,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:37:47,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:47,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:47,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:47,657 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:37:47,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:37:47,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:37:47,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:47,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:47,711 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:47,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:47,713 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:47,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:37:47,719 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:37:47,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:47,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:47,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:47,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:47,735 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:47,735 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:47,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:47,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:47,789 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:47,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:47,791 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:47,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:37:47,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:37:47,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:47,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:37:47,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:47,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:47,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:47,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:37:47,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:37:47,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:47,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:47,870 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:47,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:47,879 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:47,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:47,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:47,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:37:47,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:47,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:47,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:47,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:37:47,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:37:47,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:37:47,922 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:47,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:47,958 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:47,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:47,959 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:47,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:37:47,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:47,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:47,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:47,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:47,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:47,974 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:47,975 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:47,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:48,009 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,010 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:37:48,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:48,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:48,028 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:48,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-10-28 23:37:48,079 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,080 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:37:48,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:48,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:37:48,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,092 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:37:48,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:37:48,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:48,140 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,142 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:37:48,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:48,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,166 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:48,166 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:48,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:48,219 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,235 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:37:48,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:37:48,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:48,263 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:48,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-10-28 23:37:48,297 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,298 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:37:48,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:48,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:48,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:48,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:48,381 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,382 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:37:48,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:48,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:48,397 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:48,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:48,477 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,479 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:48,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:37:48,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:37:48,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,506 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:37:48,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:37:48,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:48,533 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,535 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:37:48,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:48,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:48,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:48,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:48,602 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,603 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:37:48,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:48,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,622 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:48,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:48,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:48,692 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,693 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:48,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 23:37:48,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,716 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:48,717 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:48,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:48,746 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,748 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 23:37:48,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:48,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:37:48,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,759 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:37:48,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:37:48,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-10-28 23:37:48,784 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,785 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 23:37:48,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:48,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:48,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:48,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:37:48,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:48,853 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:48,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:48,855 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:48,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 23:37:48,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 23:37:48,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:37:48,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:37:48,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:37:48,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:37:48,885 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:37:48,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:37:48,907 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:37:49,023 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2021-10-28 23:37:49,023 INFO L444 ModelExtractionUtils]: 9 out of 31 variables were initially zero. Simplification set additionally 19 variables to zero. [2021-10-28 23:37:49,025 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:37:49,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:37:49,035 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:37:49,099 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:37:49,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 23:37:49,125 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:37:49,126 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:37:49,126 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~ad2~0.base) (+ (* (div (+ (- ULTIMATE.start_main_~#ad1~0.offset) ULTIMATE.start_main_~pa~0.offset) 8) 8) ULTIMATE.start_main_~ad2~0.offset))_1, ULTIMATE.start_main_~i~0) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~ad2~0.base) (+ (* (div (+ (- ULTIMATE.start_main_~#ad1~0.offset) ULTIMATE.start_main_~pa~0.offset) 8) 8) ULTIMATE.start_main_~ad2~0.offset))_1 - 1*ULTIMATE.start_main_~i~0 Supporting invariants [] [2021-10-28 23:37:49,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:49,334 INFO L297 tatePredicateManager]: 21 out of 25 supporting invariants were superfluous and have been removed [2021-10-28 23:37:49,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:37:49,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:37:49,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 23:37:49,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:37:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:37:49,506 WARN L261 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 23:37:49,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:37:49,596 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 23:37:49,621 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 23:37:49,622 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:37:49,742 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 36 transitions. Complement of second has 8 states. [2021-10-28 23:37:49,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 23:37:49,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:37:49,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 24 transitions. [2021-10-28 23:37:49,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 3 letters. Loop has 2 letters. [2021-10-28 23:37:49,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:37:49,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 5 letters. Loop has 2 letters. [2021-10-28 23:37:49,750 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:37:49,750 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 24 transitions. Stem has 3 letters. Loop has 4 letters. [2021-10-28 23:37:49,751 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:37:49,752 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 36 transitions. [2021-10-28 23:37:49,759 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:37:49,762 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2021-10-28 23:37:49,763 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:37:49,764 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:37:49,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:37:49,764 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:37:49,765 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:37:49,765 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:37:49,765 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:37:49,765 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:37:49,765 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:37:49,765 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:37:49,765 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 23:37:49,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:37:49 BoogieIcfgContainer [2021-10-28 23:37:49,773 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:37:49,774 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:37:49,774 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:37:49,774 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:37:49,775 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:37:44" (3/4) ... [2021-10-28 23:37:49,778 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:37:49,779 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:37:49,783 INFO L168 Benchmark]: Toolchain (without parser) took 6329.24 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 67.2 MB in the beginning and 64.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 24.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:37:49,784 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 104.9 MB. Free memory was 84.3 MB in the beginning and 84.2 MB in the end (delta: 65.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:37:49,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 310.76 ms. Allocated memory is still 104.9 MB. Free memory was 67.0 MB in the beginning and 80.0 MB in the end (delta: -13.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:37:49,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.69 ms. Allocated memory is still 104.9 MB. Free memory was 80.0 MB in the beginning and 78.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:37:49,792 INFO L168 Benchmark]: Boogie Preprocessor took 28.66 ms. Allocated memory is still 104.9 MB. Free memory was 78.4 MB in the beginning and 77.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:37:49,792 INFO L168 Benchmark]: RCFGBuilder took 379.60 ms. Allocated memory is still 104.9 MB. Free memory was 77.2 MB in the beginning and 67.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:37:49,793 INFO L168 Benchmark]: BuchiAutomizer took 5554.42 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 67.0 MB in the beginning and 64.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:37:49,794 INFO L168 Benchmark]: Witness Printer took 4.76 ms. Allocated memory is still 125.8 MB. Free memory is still 64.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:37:49,806 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 104.9 MB. Free memory was 84.3 MB in the beginning and 84.2 MB in the end (delta: 65.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 310.76 ms. Allocated memory is still 104.9 MB. Free memory was 67.0 MB in the beginning and 80.0 MB in the end (delta: -13.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.69 ms. Allocated memory is still 104.9 MB. Free memory was 80.0 MB in the beginning and 78.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.66 ms. Allocated memory is still 104.9 MB. Free memory was 78.4 MB in the beginning and 77.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 379.60 ms. Allocated memory is still 104.9 MB. Free memory was 77.2 MB in the beginning and 67.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5554.42 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 67.0 MB in the beginning and 64.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 16.1 GB. * Witness Printer took 4.76 ms. Allocated memory is still 125.8 MB. Free memory is still 64.8 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 -1 * i + unknown-#memory_int-unknown[ad2][(-ad1 + pa) / 8 * 8 + ad2] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. 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: 10 SDtfs, 10 SDslu, 6 SDs, 0 SdLazy, 13 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital251 mio100 ax100 hnf100 lsp95 ukn73 mio100 lsp64 div166 bol100 ite100 ukn100 eq137 hnf65 smp80 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 40ms 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 23:37:49,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 23:37:50,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f51dfe3e-d412-4975-a071-742c56fac54d/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...