./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_strlen_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_strlen_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ba2b2304f59c42f24b0ea6cefca15c75c2792e09691962ca65c937e0583a810e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 08:58:51,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 08:58:51,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 08:58:51,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 08:58:51,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 08:58:51,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 08:58:51,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 08:58:51,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 08:58:51,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 08:58:51,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 08:58:51,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 08:58:51,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 08:58:51,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 08:58:51,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 08:58:51,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 08:58:51,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 08:58:51,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 08:58:51,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 08:58:51,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 08:58:51,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 08:58:51,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 08:58:51,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 08:58:51,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 08:58:51,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 08:58:51,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 08:58:51,194 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 08:58:51,194 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 08:58:51,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 08:58:51,197 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 08:58:51,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 08:58:51,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 08:58:51,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 08:58:51,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 08:58:51,205 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 08:58:51,207 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 08:58:51,207 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 08:58:51,208 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 08:58:51,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 08:58:51,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 08:58:51,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 08:58:51,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 08:58:51,212 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 08:58:51,253 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 08:58:51,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 08:58:51,254 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 08:58:51,254 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 08:58:51,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 08:58:51,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 08:58:51,256 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 08:58:51,256 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 08:58:51,256 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 08:58:51,256 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 08:58:51,257 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 08:58:51,257 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 08:58:51,257 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 08:58:51,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 08:58:51,258 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 08:58:51,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 08:58:51,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 08:58:51,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 08:58:51,258 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 08:58:51,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 08:58:51,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 08:58:51,259 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 08:58:51,259 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 08:58:51,259 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 08:58:51,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 08:58:51,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 08:58:51,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 08:58:51,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 08:58:51,261 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 08:58:51,262 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 08:58:51,262 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_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba2b2304f59c42f24b0ea6cefca15c75c2792e09691962ca65c937e0583a810e [2021-10-28 08:58:51,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 08:58:51,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 08:58:51,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 08:58:51,563 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 08:58:51,564 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 08:58:51,565 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/termination-recursive-malloc/rec_strlen_malloc.i [2021-10-28 08:58:51,657 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/data/efcb0abbb/bd1c46540b1a4a2a9ba2d3ef26edfdb5/FLAG5e498d07c [2021-10-28 08:58:52,181 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 08:58:52,182 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/sv-benchmarks/c/termination-recursive-malloc/rec_strlen_malloc.i [2021-10-28 08:58:52,193 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/data/efcb0abbb/bd1c46540b1a4a2a9ba2d3ef26edfdb5/FLAG5e498d07c [2021-10-28 08:58:52,536 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/data/efcb0abbb/bd1c46540b1a4a2a9ba2d3ef26edfdb5 [2021-10-28 08:58:52,539 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 08:58:52,540 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 08:58:52,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 08:58:52,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 08:58:52,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 08:58:52,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:58:52" (1/1) ... [2021-10-28 08:58:52,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66cf330b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52, skipping insertion in model container [2021-10-28 08:58:52,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 08:58:52" (1/1) ... [2021-10-28 08:58:52,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 08:58:52,567 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 08:58:52,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:58:52,799 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 08:58:52,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 08:58:52,831 INFO L208 MainTranslator]: Completed translation [2021-10-28 08:58:52,832 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52 WrapperNode [2021-10-28 08:58:52,832 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 08:58:52,833 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 08:58:52,834 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 08:58:52,834 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 08:58:52,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52" (1/1) ... [2021-10-28 08:58:52,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52" (1/1) ... [2021-10-28 08:58:52,866 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 08:58:52,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 08:58:52,867 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 08:58:52,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 08:58:52,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52" (1/1) ... [2021-10-28 08:58:52,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52" (1/1) ... [2021-10-28 08:58:52,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52" (1/1) ... [2021-10-28 08:58:52,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52" (1/1) ... [2021-10-28 08:58:52,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52" (1/1) ... [2021-10-28 08:58:52,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52" (1/1) ... [2021-10-28 08:58:52,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52" (1/1) ... [2021-10-28 08:58:52,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 08:58:52,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 08:58:52,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 08:58:52,889 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 08:58:52,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52" (1/1) ... [2021-10-28 08:58:52,899 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:52,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:52,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:52,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 08:58:52,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 08:58:52,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 08:58:52,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 08:58:52,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 08:58:52,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 08:58:52,990 INFO L130 BoogieDeclarations]: Found specification of procedure rec_cstrlen [2021-10-28 08:58:52,990 INFO L138 BoogieDeclarations]: Found implementation of procedure rec_cstrlen [2021-10-28 08:58:53,218 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 08:58:53,225 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-28 08:58:53,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:58:53 BoogieIcfgContainer [2021-10-28 08:58:53,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 08:58:53,228 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 08:58:53,228 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 08:58:53,233 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 08:58:53,234 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:58:53,234 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 08:58:52" (1/3) ... [2021-10-28 08:58:53,235 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5fdadbc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 08:58:53, skipping insertion in model container [2021-10-28 08:58:53,236 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:58:53,236 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 08:58:52" (2/3) ... [2021-10-28 08:58:53,237 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5fdadbc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 08:58:53, skipping insertion in model container [2021-10-28 08:58:53,237 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 08:58:53,237 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:58:53" (3/3) ... [2021-10-28 08:58:53,239 INFO L389 chiAutomizerObserver]: Analyzing ICFG rec_strlen_malloc.i [2021-10-28 08:58:53,296 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 08:58:53,296 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 08:58:53,297 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 08:58:53,297 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 08:58:53,297 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 08:58:53,297 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 08:58:53,297 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 08:58:53,297 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 08:58:53,316 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-28 08:58:53,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-28 08:58:53,345 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:58:53,345 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:58:53,352 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-28 08:58:53,353 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-28 08:58:53,353 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 08:58:53,353 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-28 08:58:53,356 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-28 08:58:53,357 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 08:58:53,357 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 08:58:53,358 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-28 08:58:53,358 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-28 08:58:53,365 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~ret5.base, main_#t~ret5.offset, main_#t~ret6;havoc build_nondet_String_#res.base, build_nondet_String_#res.offset;havoc build_nondet_String_#t~nondet1, build_nondet_String_#t~malloc2.base, build_nondet_String_#t~malloc2.offset, build_nondet_String_~length~0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset;build_nondet_String_~length~0 := build_nondet_String_#t~nondet1;havoc build_nondet_String_#t~nondet1; 17#L11true assume !(build_nondet_String_~length~0 < 1); 11#L11-2true call build_nondet_String_#t~malloc2.base, build_nondet_String_#t~malloc2.offset := #Ultimate.allocOnHeap(build_nondet_String_~length~0);build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset := build_nondet_String_#t~malloc2.base, build_nondet_String_#t~malloc2.offset;havoc build_nondet_String_#t~malloc2.base, build_nondet_String_#t~malloc2.offset;call write~int(0, build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset + (build_nondet_String_~length~0 - 1), 1);build_nondet_String_#res.base, build_nondet_String_#res.offset := build_nondet_String_~nondetString~0.base, build_nondet_String_~nondetString~0.offset; 3#L16true main_#t~ret5.base, main_#t~ret5.offset := build_nondet_String_#res.base, build_nondet_String_#res.offset; 7#L30true call main_#t~ret6 := rec_cstrlen(main_#t~ret5.base, main_#t~ret5.offset);< 12#rec_cstrlenENTRYtrue [2021-10-28 08:58:53,365 INFO L793 eck$LassoCheckResult]: Loop: 12#rec_cstrlenENTRYtrue ~s.base, ~s.offset := #in~s.base, #in~s.offset;call #t~mem3 := read~int(~s.base, ~s.offset, 1); 9#L22true assume !(0 == #t~mem3);havoc #t~mem3; 16#L25true call #t~ret4 := rec_cstrlen(~s.base, 1 + ~s.offset);< 12#rec_cstrlenENTRYtrue [2021-10-28 08:58:53,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:58:53,372 INFO L85 PathProgramCache]: Analyzing trace with hash 889568275, now seen corresponding path program 1 times [2021-10-28 08:58:53,382 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:58:53,382 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206129143] [2021-10-28 08:58:53,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:58:53,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:58:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:58:53,513 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:58:53,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:58:53,571 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:58:53,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:58:53,575 INFO L85 PathProgramCache]: Analyzing trace with hash 46806, now seen corresponding path program 1 times [2021-10-28 08:58:53,575 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:58:53,576 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391324187] [2021-10-28 08:58:53,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:58:53,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:58:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:58:53,592 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:58:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:58:53,613 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:58:53,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:58:53,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1180281220, now seen corresponding path program 1 times [2021-10-28 08:58:53,617 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 08:58:53,617 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050433347] [2021-10-28 08:58:53,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 08:58:53,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 08:58:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:58:53,659 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 08:58:53,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 08:58:53,698 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 08:58:54,504 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 08:58:54,505 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 08:58:54,505 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 08:58:54,505 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 08:58:54,506 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 08:58:54,506 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:54,506 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 08:58:54,506 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 08:58:54,506 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_strlen_malloc.i_Iteration1_Lasso [2021-10-28 08:58:54,506 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 08:58:54,507 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 08:58:54,527 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,543 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,555 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,571 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,576 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,649 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,664 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 08:58:54,868 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 08:58:54,873 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 08:58:54,875 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:54,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:54,879 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:54,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:54,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:54,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:54,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:54,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:54,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:54,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:54,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:54,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 08:58:54,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:54,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:54,946 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:54,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:54,947 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:54,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:54,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:54,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:54,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:54,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:54,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:54,966 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:54,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:54,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 08:58:54,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,003 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,007 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 08:58:55,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:55,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-28 08:58:55,050 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,052 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 08:58:55,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:55,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,092 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,093 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 08:58:55,096 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 [2021-10-28 08:58:55,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,104 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:55,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,140 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,142 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 08:58:55,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,155 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:58:55,155 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:58:55,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,216 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,217 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 08:58:55,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,228 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:55,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-10-28 08:58:55,251 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,252 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 08:58:55,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:55,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,295 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,296 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 08:58:55,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:55,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,340 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,340 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 08:58:55,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:55,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,428 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,429 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 08:58:55,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,452 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:55,453 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,458 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,479 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,480 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 08:58:55,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:55,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-10-28 08:58:55,524 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,526 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 08:58:55,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:55,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,566 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,603 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,604 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:55,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 08:58:55,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,653 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,654 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 08:58:55,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,668 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:58:55,668 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:58:55,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,703 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,704 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 08:58:55,705 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,715 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 08:58:55,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,746 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,747 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 08:58:55,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,756 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 08:58:55,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,756 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-28 08:58:55,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,757 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-28 08:58:55,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 08:58:55,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,780 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,781 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 08:58:55,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,794 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:58:55,794 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:58:55,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,862 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,863 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:55,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,894 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:58:55,894 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:58:55,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 08:58:55,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:55,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:55,946 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:55,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:55,947 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:55,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 08:58:55,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:55,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:55,960 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2021-10-28 08:58:55,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:55,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:55,964 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-10-28 08:58:55,964 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:58:55,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 08:58:56,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:56,014 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:56,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:56,015 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:56,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 08:58:56,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 08:58:56,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 08:58:56,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 08:58:56,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 08:58:56,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 08:58:56,032 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 08:58:56,032 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 08:58:56,054 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 08:58:56,095 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-10-28 08:58:56,095 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-10-28 08:58:56,096 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 08:58:56,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 08:58:56,099 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 08:58:56,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 08:58:56,107 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 08:58:56,125 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 08:58:56,125 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 08:58:56,126 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length rec_cstrlen_#in~s.base)_1, rec_cstrlen_#in~s.offset) = 1*v_rep(select #length rec_cstrlen_#in~s.base)_1 - 1*rec_cstrlen_#in~s.offset Supporting invariants [] [2021-10-28 08:58:56,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-10-28 08:58:56,158 INFO L297 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2021-10-28 08:58:56,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 08:58:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:58:56,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 08:58:56,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:58:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 08:58:56,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 08:58:56,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 08:58:56,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 08:58:56,365 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 08:58:56,366 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:56,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-28 08:58:56,478 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 36 transitions. Complement of second has 8 states. [2021-10-28 08:58:56,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 08:58:56,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 08:58:56,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2021-10-28 08:58:56,484 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 6 letters. Loop has 3 letters. [2021-10-28 08:58:56,485 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:58:56,486 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 9 letters. Loop has 3 letters. [2021-10-28 08:58:56,486 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:58:56,486 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 6 letters. Loop has 6 letters. [2021-10-28 08:58:56,487 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 08:58:56,487 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 36 transitions. [2021-10-28 08:58:56,491 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 08:58:56,493 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 0 states and 0 transitions. [2021-10-28 08:58:56,494 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 08:58:56,495 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 08:58:56,495 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 08:58:56,495 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 08:58:56,496 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:58:56,496 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:58:56,496 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 08:58:56,496 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 08:58:56,496 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 08:58:56,496 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 08:58:56,497 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 08:58:56,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 08:58:56 BoogieIcfgContainer [2021-10-28 08:58:56,502 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 08:58:56,503 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 08:58:56,503 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 08:58:56,503 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 08:58:56,504 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 08:58:53" (3/4) ... [2021-10-28 08:58:56,507 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 08:58:56,507 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 08:58:56,508 INFO L168 Benchmark]: Toolchain (without parser) took 3967.16 ms. Allocated memory was 88.1 MB in the beginning and 113.2 MB in the end (delta: 25.2 MB). Free memory was 52.5 MB in the beginning and 82.7 MB in the end (delta: -30.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:58:56,509 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 88.1 MB. Free memory is still 49.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:58:56,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.62 ms. Allocated memory was 88.1 MB in the beginning and 113.2 MB in the end (delta: 25.2 MB). Free memory was 52.3 MB in the beginning and 89.2 MB in the end (delta: -36.8 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:56,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.68 ms. Allocated memory is still 113.2 MB. Free memory was 89.2 MB in the beginning and 87.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:56,511 INFO L168 Benchmark]: Boogie Preprocessor took 21.21 ms. Allocated memory is still 113.2 MB. Free memory was 87.6 MB in the beginning and 86.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:58:56,512 INFO L168 Benchmark]: RCFGBuilder took 338.43 ms. Allocated memory is still 113.2 MB. Free memory was 86.6 MB in the beginning and 77.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 08:58:56,512 INFO L168 Benchmark]: BuchiAutomizer took 3274.28 ms. Allocated memory is still 113.2 MB. Free memory was 76.9 MB in the beginning and 82.7 MB in the end (delta: -5.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:58:56,512 INFO L168 Benchmark]: Witness Printer took 4.25 ms. Allocated memory is still 113.2 MB. Free memory is still 82.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 08:58:56,515 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 88.1 MB. Free memory is still 49.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 290.62 ms. Allocated memory was 88.1 MB in the beginning and 113.2 MB in the end (delta: 25.2 MB). Free memory was 52.3 MB in the beginning and 89.2 MB in the end (delta: -36.8 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 32.68 ms. Allocated memory is still 113.2 MB. Free memory was 89.2 MB in the beginning and 87.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.21 ms. Allocated memory is still 113.2 MB. Free memory was 87.6 MB in the beginning and 86.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 338.43 ms. Allocated memory is still 113.2 MB. Free memory was 86.6 MB in the beginning and 77.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 3274.28 ms. Allocated memory is still 113.2 MB. Free memory was 76.9 MB in the beginning and 82.7 MB in the end (delta: -5.9 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 4.25 ms. Allocated memory is still 113.2 MB. Free memory is still 82.7 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 unknown-#length-unknown[s] + -1 * s and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 11 SDtfs, 13 SDslu, 3 SDs, 0 SdLazy, 10 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital91 mio100 ax100 hnf100 lsp93 ukn65 mio100 lsp48 div100 bol100 ite100 ukn100 eq166 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 42ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 08:58:56,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c95039e-6d84-4539-96a4-7dfc703f74d3/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...