./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/EvenOdd03.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/EvenOdd03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be --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 eda92234de2991558d0fa68c10405194bf8879d4d71f81bbe5c79bf2cf318fe2 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:18:28,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:18:28,915 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:18:28,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:18:28,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:18:28,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:18:28,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:18:28,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:18:28,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:18:28,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:18:28,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:18:28,966 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:18:28,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:18:28,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:18:28,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:18:28,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:18:28,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:18:28,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:18:28,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:18:28,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:18:28,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:18:28,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:18:28,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:18:28,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:18:28,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:18:29,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:18:29,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:18:29,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:18:29,013 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:18:29,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:18:29,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:18:29,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:18:29,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:18:29,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:18:29,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:18:29,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:18:29,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:18:29,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:18:29,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:18:29,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:18:29,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:18:29,028 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 20:18:29,086 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:18:29,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:18:29,093 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:18:29,093 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:18:29,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:18:29,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:18:29,096 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:18:29,096 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 20:18:29,096 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 20:18:29,096 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 20:18:29,098 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 20:18:29,098 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 20:18:29,098 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 20:18:29,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:18:29,099 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:18:29,099 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:18:29,099 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:18:29,100 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:18:29,100 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:18:29,100 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 20:18:29,100 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 20:18:29,101 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 20:18:29,101 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:18:29,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:18:29,101 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 20:18:29,101 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:18:29,103 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 20:18:29,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:18:29,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:18:29,104 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:18:29,104 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:18:29,105 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:18:29,106 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 20:18:29,107 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_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eda92234de2991558d0fa68c10405194bf8879d4d71f81bbe5c79bf2cf318fe2 [2021-10-21 20:18:29,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:18:29,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:18:29,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:18:29,478 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:18:29,480 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:18:29,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/recursive/EvenOdd03.c [2021-10-21 20:18:29,554 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/data/bd8d1039b/533696e083134731924dfca7a690e516/FLAG92d03b999 [2021-10-21 20:18:30,048 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:18:30,048 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/sv-benchmarks/c/recursive/EvenOdd03.c [2021-10-21 20:18:30,055 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/data/bd8d1039b/533696e083134731924dfca7a690e516/FLAG92d03b999 [2021-10-21 20:18:30,539 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/data/bd8d1039b/533696e083134731924dfca7a690e516 [2021-10-21 20:18:30,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:18:30,543 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:18:30,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:18:30,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:18:30,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:18:30,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:18:30" (1/1) ... [2021-10-21 20:18:30,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d1a74c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30, skipping insertion in model container [2021-10-21 20:18:30,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:18:30" (1/1) ... [2021-10-21 20:18:30,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:18:30,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:18:30,769 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_deef730c-b03e-4f5e-b619-8185595d45d8/sv-benchmarks/c/recursive/EvenOdd03.c[974,987] [2021-10-21 20:18:30,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:18:30,781 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:18:30,799 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_deef730c-b03e-4f5e-b619-8185595d45d8/sv-benchmarks/c/recursive/EvenOdd03.c[974,987] [2021-10-21 20:18:30,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:18:30,814 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:18:30,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30 WrapperNode [2021-10-21 20:18:30,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:18:30,816 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:18:30,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:18:30,817 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:18:30,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30" (1/1) ... [2021-10-21 20:18:30,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30" (1/1) ... [2021-10-21 20:18:30,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:18:30,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:18:30,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:18:30,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:18:30,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30" (1/1) ... [2021-10-21 20:18:30,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30" (1/1) ... [2021-10-21 20:18:30,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30" (1/1) ... [2021-10-21 20:18:30,880 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30" (1/1) ... [2021-10-21 20:18:30,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30" (1/1) ... [2021-10-21 20:18:30,888 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30" (1/1) ... [2021-10-21 20:18:30,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30" (1/1) ... [2021-10-21 20:18:30,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:18:30,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:18:30,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:18:30,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:18:30,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30" (1/1) ... [2021-10-21 20:18:30,907 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:30,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:30,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:30,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 20:18:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure isEven [2021-10-21 20:18:31,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isEven [2021-10-21 20:18:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:18:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:18:31,003 INFO L130 BoogieDeclarations]: Found specification of procedure isOdd [2021-10-21 20:18:31,004 INFO L138 BoogieDeclarations]: Found implementation of procedure isOdd [2021-10-21 20:18:31,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:18:31,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:18:31,262 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:18:31,262 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-21 20:18:31,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:18:31 BoogieIcfgContainer [2021-10-21 20:18:31,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:18:31,266 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 20:18:31,266 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 20:18:31,270 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 20:18:31,271 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:18:31,271 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 08:18:30" (1/3) ... [2021-10-21 20:18:31,273 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@33e32d49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:18:31, skipping insertion in model container [2021-10-21 20:18:31,273 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:18:31,273 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:18:30" (2/3) ... [2021-10-21 20:18:31,274 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@33e32d49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:18:31, skipping insertion in model container [2021-10-21 20:18:31,274 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:18:31,274 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:18:31" (3/3) ... [2021-10-21 20:18:31,276 INFO L389 chiAutomizerObserver]: Analyzing ICFG EvenOdd03.c [2021-10-21 20:18:31,354 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 20:18:31,369 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 20:18:31,370 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 20:18:31,370 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 20:18:31,370 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 20:18:31,370 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 20:18:31,371 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 20:18:31,371 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 20:18:31,405 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-21 20:18:31,461 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-10-21 20:18:31,462 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:18:31,462 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:18:31,471 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 20:18:31,472 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:18:31,485 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 20:18:31,486 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-21 20:18:31,491 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2021-10-21 20:18:31,491 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:18:31,492 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:18:31,492 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 20:18:31,493 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-21 20:18:31,501 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(12);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 12#L-1true havoc main_#res;havoc main_#t~nondet9, main_#t~ret10, main_~n~0, main_~result~0, main_~mod~0;main_~n~0 := main_#t~nondet9;havoc main_#t~nondet9; 17#L41true assume !(main_~n~0 < 0); 5#L44true call main_#t~ret10 := isEven(main_~n~0);< 6#isEvenENTRYtrue [2021-10-21 20:18:31,502 INFO L793 eck$LassoCheckResult]: Loop: 6#isEvenENTRYtrue ~n := #in~n; 9#L29true assume !(0 == ~n); 11#L31true assume !(1 == ~n); 14#L34true call #t~ret8 := isOdd(~n - 1);< 18#isOddENTRYtrue ~n := #in~n; 10#L19true assume !(0 == ~n); 8#L21true assume !(1 == ~n); 15#L24true call #t~ret7 := isEven(~n - 1);< 6#isEvenENTRYtrue [2021-10-21 20:18:31,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:18:31,509 INFO L82 PathProgramCache]: Analyzing trace with hash 1664500, now seen corresponding path program 1 times [2021-10-21 20:18:31,520 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:18:31,521 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400642636] [2021-10-21 20:18:31,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:18:31,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:18:31,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:18:31,649 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:18:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:18:31,723 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:18:31,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:18:31,729 INFO L82 PathProgramCache]: Analyzing trace with hash 2012601927, now seen corresponding path program 1 times [2021-10-21 20:18:31,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:18:31,729 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387011240] [2021-10-21 20:18:31,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:18:31,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:18:31,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:18:31,748 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:18:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:18:31,761 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:18:31,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:18:31,764 INFO L82 PathProgramCache]: Analyzing trace with hash 198156602, now seen corresponding path program 1 times [2021-10-21 20:18:31,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:18:31,764 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567414255] [2021-10-21 20:18:31,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:18:31,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:18:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:18:31,805 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:18:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:18:31,862 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:18:32,166 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:18:32,167 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:18:32,167 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:18:32,168 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:18:32,168 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 20:18:32,168 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:32,169 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:18:32,169 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:18:32,170 INFO L133 ssoRankerPreferences]: Filename of dumped script: EvenOdd03.c_Iteration1_Loop [2021-10-21 20:18:32,170 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:18:32,170 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:18:32,190 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:32,197 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:32,202 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:32,208 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:32,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:32,226 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:32,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:32,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:32,371 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:18:32,372 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 20:18:32,375 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:32,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:32,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:32,391 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:18:32,392 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:18:32,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 20:18:32,405 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:18:32,406 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isOdd_#in~n=0} Honda state: {isOdd_#in~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:18:32,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:32,428 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:32,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:32,430 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:32,445 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:18:32,446 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:18:32,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 20:18:32,455 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:18:32,455 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isOdd_~n=0} Honda state: {isOdd_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:18:32,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:32,495 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:32,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:32,497 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:32,510 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:18:32,510 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:18:32,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 20:18:32,524 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:18:32,524 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isEven_#t~ret8=0} Honda state: {isEven_#t~ret8=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:18:32,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:32,548 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:32,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:32,550 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:32,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 20:18:32,552 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:18:32,552 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:18:32,568 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:18:32,568 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isEven_#res=0} Honda state: {isEven_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:18:32,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:32,593 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:32,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:32,594 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:32,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 20:18:32,597 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:18:32,597 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:18:32,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:32,636 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:32,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:32,637 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:32,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 20:18:32,638 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 20:18:32,639 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:18:32,708 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:18:32,709 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isEven_#in~n=-7} Honda state: {isEven_#in~n=-7} Generalized eigenvectors: [{isEven_#in~n=0}, {isEven_#in~n=0}, {isEven_#in~n=-2}] Lambdas: [0, 1, 1] Nus: [1, 0] [2021-10-21 20:18:32,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-10-21 20:18:32,742 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:32,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:32,743 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:32,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 20:18:32,745 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:18:32,745 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:18:32,754 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:18:32,755 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isOdd_#res=0} Honda state: {isOdd_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:18:32,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-10-21 20:18:32,776 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:32,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:32,777 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:32,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 20:18:32,782 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:18:32,782 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:18:32,790 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:18:32,790 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isEven_~n=0} Honda state: {isEven_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:18:32,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:32,813 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:32,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:32,814 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:32,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 20:18:32,817 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:18:32,817 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:18:32,838 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:18:32,838 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {isOdd_#t~ret7=0} Honda state: {isOdd_#t~ret7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:18:32,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-10-21 20:18:33,501 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:18:33,501 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:18:33,501 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:18:33,501 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:18:33,501 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:18:33,502 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:33,502 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:18:33,502 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:18:33,502 INFO L133 ssoRankerPreferences]: Filename of dumped script: EvenOdd03.c_Iteration1_Lasso [2021-10-21 20:18:33,502 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:18:33,502 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:18:33,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,521 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,534 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,557 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,655 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,661 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,666 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:18:33,982 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:18:33,990 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:18:33,991 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:33,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,006 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 20:18:34,010 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:34,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:34,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:34,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:34,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:34,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:34,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:34,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:34,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:34,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:34,089 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:34,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,091 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:34,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:34,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:34,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:34,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:34,111 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:18:34,111 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:18:34,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 20:18:34,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:34,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:34,173 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:34,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,174 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 20:18:34,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:34,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:34,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:34,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:34,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:34,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:34,197 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:34,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:34,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:34,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:34,250 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:34,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,252 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 20:18:34,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:34,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:34,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:34,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:34,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:34,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:34,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:34,274 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:34,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:34,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:34,342 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:34,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,343 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:34,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:34,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:34,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:34,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:34,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:34,366 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:34,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:34,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 20:18:34,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:34,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:34,423 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:34,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,425 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 20:18:34,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:34,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:34,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:34,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:34,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:34,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:34,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:34,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:34,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:34,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-10-21 20:18:34,476 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:34,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,477 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 20:18:34,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:34,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:34,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:34,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:34,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:34,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:34,493 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:34,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:34,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:34,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:34,524 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:34,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,525 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 20:18:34,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:34,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:34,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:34,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:34,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:34,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:18:34,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:18:34,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:34,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:34,588 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:34,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,589 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 20:18:34,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:34,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:34,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:34,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:34,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:34,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:34,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:34,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:34,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:34,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:34,630 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:34,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,631 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 20:18:34,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:34,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:34,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:34,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:34,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:34,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:34,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:34,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:34,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:34,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:34,684 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:34,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,685 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 20:18:34,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:34,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:34,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:18:34,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:34,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:18:34,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:34,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:18:34,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:18:34,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:18:34,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:34,770 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:34,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,771 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:18:34,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:18:34,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:18:34,804 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:18:34,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:18:34,821 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-21 20:18:34,822 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:18:34,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 20:18:34,848 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:18:34,889 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2021-10-21 20:18:34,889 INFO L444 ModelExtractionUtils]: 3 out of 11 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-10-21 20:18:34,891 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:18:34,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:18:34,906 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:18:34,950 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:18:34,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 20:18:34,977 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-10-21 20:18:34,977 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:18:34,978 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(isEven_#in~n) = 1*isEven_#in~n Supporting invariants [1*isEven_#in~n >= 0] [2021-10-21 20:18:35,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:35,078 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2021-10-21 20:18:35,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:18:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:18:35,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-21 20:18:35,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:18:35,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:18:35,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-21 20:18:35,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:18:35,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:18:35,504 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 6 loop predicates [2021-10-21 20:18:35,506 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 8 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:18:35,864 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 24 states, 18 states have (on average 1.3333333333333333) internal successors, (24), 18 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 8 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 88 states and 99 transitions. Complement of second has 29 states. [2021-10-21 20:18:35,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2021-10-21 20:18:35,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 6 states have (on average 1.5) internal successors, (9), 6 states have internal predecessors, (9), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 20:18:35,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 38 transitions. [2021-10-21 20:18:35,870 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 38 transitions. Stem has 4 letters. Loop has 8 letters. [2021-10-21 20:18:35,872 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:18:35,872 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 38 transitions. Stem has 12 letters. Loop has 8 letters. [2021-10-21 20:18:35,873 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:18:35,873 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 38 transitions. Stem has 4 letters. Loop has 16 letters. [2021-10-21 20:18:35,874 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:18:35,874 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 88 states and 99 transitions. [2021-10-21 20:18:35,883 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:18:35,886 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 88 states to 0 states and 0 transitions. [2021-10-21 20:18:35,887 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 20:18:35,887 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 20:18:35,888 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 20:18:35,888 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:18:35,889 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:18:35,889 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:18:35,889 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:18:35,889 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 20:18:35,889 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:18:35,889 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:18:35,890 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 20:18:35,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 08:18:35 BoogieIcfgContainer [2021-10-21 20:18:35,897 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 20:18:35,897 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:18:35,898 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:18:35,898 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:18:35,898 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:18:31" (3/4) ... [2021-10-21 20:18:35,902 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 20:18:35,902 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:18:35,904 INFO L168 Benchmark]: Toolchain (without parser) took 5359.63 ms. Allocated memory was 77.6 MB in the beginning and 134.2 MB in the end (delta: 56.6 MB). Free memory was 37.9 MB in the beginning and 68.9 MB in the end (delta: -31.0 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.1 GB. [2021-10-21 20:18:35,905 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 77.6 MB. Free memory is still 54.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:18:35,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 257.38 ms. Allocated memory was 77.6 MB in the beginning and 111.1 MB in the end (delta: 33.6 MB). Free memory was 37.7 MB in the beginning and 87.8 MB in the end (delta: -50.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:18:35,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.08 ms. Allocated memory is still 111.1 MB. Free memory was 87.5 MB in the beginning and 86.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:18:35,908 INFO L168 Benchmark]: Boogie Preprocessor took 24.69 ms. Allocated memory is still 111.1 MB. Free memory was 86.3 MB in the beginning and 85.4 MB in the end (delta: 922.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:18:35,908 INFO L168 Benchmark]: RCFGBuilder took 372.50 ms. Allocated memory is still 111.1 MB. Free memory was 85.3 MB in the beginning and 75.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:18:35,909 INFO L168 Benchmark]: BuchiAutomizer took 4631.07 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 75.5 MB in the beginning and 68.9 MB in the end (delta: 6.6 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:18:35,910 INFO L168 Benchmark]: Witness Printer took 5.04 ms. Allocated memory is still 134.2 MB. Free memory is still 68.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:18:35,914 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 77.6 MB. Free memory is still 54.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 257.38 ms. Allocated memory was 77.6 MB in the beginning and 111.1 MB in the end (delta: 33.6 MB). Free memory was 37.7 MB in the beginning and 87.8 MB in the end (delta: -50.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 50.08 ms. Allocated memory is still 111.1 MB. Free memory was 87.5 MB in the beginning and 86.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.69 ms. Allocated memory is still 111.1 MB. Free memory was 86.3 MB in the beginning and 85.4 MB in the end (delta: 922.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 372.50 ms. Allocated memory is still 111.1 MB. Free memory was 85.3 MB in the beginning and 75.5 MB in the end (delta: 9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4631.07 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 75.5 MB in the beginning and 68.9 MB in the end (delta: 6.6 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Witness Printer took 5.04 ms. Allocated memory is still 134.2 MB. Free memory is still 68.9 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 \old(n) and consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.5s. Construction of modules took 0.1s. Büchi inclusion checks took 0.6s. 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: 16 SDtfs, 30 SDslu, 23 SDs, 0 SdLazy, 96 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 106.5ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital76 mio100 ax100 hnf94 lsp86 ukn73 mio100 lsp76 div100 bol100 ite100 ukn100 eq191 hnf97 smp100 dnf495 smp16 tf103 neg94 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 207ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 20:18:35,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-21 20:18:36,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_deef730c-b03e-4f5e-b619-8185595d45d8/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...