./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b1c73403384a361e15608c077b8e86297621fa69c42f15894e841079f64af74a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:00:03,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:00:03,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:00:03,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:00:03,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:00:03,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:00:03,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:00:03,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:00:03,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:00:03,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:00:03,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:00:03,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:00:03,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:00:03,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:00:03,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:00:03,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:00:03,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:00:03,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:00:03,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:00:03,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:00:03,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:00:03,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:00:03,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:00:03,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:00:03,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:00:03,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:00:03,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:00:03,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:00:03,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:00:03,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:00:03,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:00:03,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:00:03,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:00:03,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:00:03,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:00:03,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:00:03,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:00:03,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:00:03,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:00:03,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:00:03,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:00:03,247 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 23:00:03,309 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:00:03,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:00:03,318 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:00:03,319 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:00:03,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:00:03,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:00:03,322 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:00:03,322 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:00:03,322 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:00:03,322 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:00:03,324 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:00:03,324 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:00:03,324 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:00:03,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:00:03,324 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:00:03,325 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:00:03,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:00:03,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:00:03,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:00:03,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:00:03,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:00:03,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:00:03,326 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:00:03,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:00:03,326 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:00:03,326 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:00:03,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:00:03,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:00:03,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:00:03,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:00:03,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:00:03,327 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:00:03,328 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:00:03,329 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_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1c73403384a361e15608c077b8e86297621fa69c42f15894e841079f64af74a [2021-10-28 23:00:03,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:00:03,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:00:03,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:00:03,647 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:00:03,652 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:00:03,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i [2021-10-28 23:00:03,744 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/data/5cabedd8e/8118f4fb290a4fccb943b3d0435672a1/FLAG5381c6754 [2021-10-28 23:00:04,340 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:00:04,342 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i [2021-10-28 23:00:04,358 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/data/5cabedd8e/8118f4fb290a4fccb943b3d0435672a1/FLAG5381c6754 [2021-10-28 23:00:04,639 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/data/5cabedd8e/8118f4fb290a4fccb943b3d0435672a1 [2021-10-28 23:00:04,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:00:04,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:00:04,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:00:04,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:00:04,652 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:00:04,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:00:04" (1/1) ... [2021-10-28 23:00:04,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198d3e17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04, skipping insertion in model container [2021-10-28 23:00:04,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:00:04" (1/1) ... [2021-10-28 23:00:04,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:00:04,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:00:04,890 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i[825,838] [2021-10-28 23:00:04,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:00:04,913 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:00:04,927 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i[825,838] [2021-10-28 23:00:04,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:00:04,947 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:00:04,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04 WrapperNode [2021-10-28 23:00:04,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:00:04,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:00:04,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:00:04,949 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:00:04,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04" (1/1) ... [2021-10-28 23:00:04,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04" (1/1) ... [2021-10-28 23:00:04,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:00:04,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:00:04,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:00:04,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:00:04,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04" (1/1) ... [2021-10-28 23:00:04,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04" (1/1) ... [2021-10-28 23:00:04,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04" (1/1) ... [2021-10-28 23:00:04,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04" (1/1) ... [2021-10-28 23:00:05,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04" (1/1) ... [2021-10-28 23:00:05,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04" (1/1) ... [2021-10-28 23:00:05,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04" (1/1) ... [2021-10-28 23:00:05,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:00:05,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:00:05,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:00:05,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:00:05,015 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04" (1/1) ... [2021-10-28 23:00:05,025 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:05,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:05,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:05,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:00:05,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:00:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:00:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:00:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:00:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:00:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:00:05,311 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:00:05,312 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-28 23:00:05,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:00:05 BoogieIcfgContainer [2021-10-28 23:00:05,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:00:05,315 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:00:05,326 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:00:05,330 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:00:05,331 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:00:05,332 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:00:04" (1/3) ... [2021-10-28 23:00:05,334 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3d711080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:00:05, skipping insertion in model container [2021-10-28 23:00:05,334 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:00:05,334 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:00:04" (2/3) ... [2021-10-28 23:00:05,335 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3d711080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:00:05, skipping insertion in model container [2021-10-28 23:00:05,335 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:00:05,335 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:00:05" (3/3) ... [2021-10-28 23:00:05,337 INFO L389 chiAutomizerObserver]: Analyzing ICFG veris.c_NetBSD-libc_loop.i [2021-10-28 23:00:05,427 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:00:05,456 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:00:05,456 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:00:05,456 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:00:05,456 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:00:05,456 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:00:05,456 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:00:05,457 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:00:05,476 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:00:05,503 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-28 23:00:05,503 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:00:05,503 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:00:05,510 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-28 23:00:05,511 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-28 23:00:05,511 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:00:05,511 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:00:05,514 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-28 23:00:05,514 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:00:05,514 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:00:05,515 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-28 23:00:05,515 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-28 23:00:05,521 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(27);~tmp~0.base, ~tmp~0.offset := 0, 0; 9#L-1true havoc main_#res;havoc main_#t~ret4, main_~#pathbuf~0.base, main_~#pathbuf~0.offset, main_~bound~0.base, main_~bound~0.offset;call main_~#pathbuf~0.base, main_~#pathbuf~0.offset := #Ultimate.allocOnStack(8);main_~bound~0.base, main_~bound~0.offset := main_~#pathbuf~0.base, 8 + main_~#pathbuf~0.offset - 4;~tmp~0.base, ~tmp~0.offset := main_~#pathbuf~0.base, 8 + main_~#pathbuf~0.offset - 4;glob2_#in~pathbuf.base, glob2_#in~pathbuf.offset, glob2_#in~pathlim.base, glob2_#in~pathlim.offset := main_~#pathbuf~0.base, main_~#pathbuf~0.offset, main_~bound~0.base, main_~bound~0.offset;havoc glob2_#res;havoc glob2_#t~post3.base, glob2_#t~post3.offset, glob2_~pathbuf.base, glob2_~pathbuf.offset, glob2_~pathlim.base, glob2_~pathlim.offset, glob2_~p~0.base, glob2_~p~0.offset;glob2_~pathbuf.base, glob2_~pathbuf.offset := glob2_#in~pathbuf.base, glob2_#in~pathbuf.offset;glob2_~pathlim.base, glob2_~pathlim.offset := glob2_#in~pathlim.base, glob2_#in~pathlim.offset;havoc glob2_~p~0.base, glob2_~p~0.offset;glob2_~p~0.base, glob2_~p~0.offset := glob2_~pathbuf.base, glob2_~pathbuf.offset; 6#L29-4true [2021-10-28 23:00:05,521 INFO L793 eck$LassoCheckResult]: Loop: 6#L29-4true assume glob2_~p~0.base == glob2_~pathlim.base; 7#L29-1true assume !!(glob2_~p~0.offset <= glob2_~pathlim.offset);assume glob2_~p~0.base == ~tmp~0.base;__VERIFIER_assert_#in~cond := (if glob2_~p~0.offset <= ~tmp~0.offset then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; 8#L15true assume !(0 == __VERIFIER_assert_~cond); 10#L15-2true call write~int(1, glob2_~p~0.base, glob2_~p~0.offset, 4); 12#L29-3true glob2_#t~post3.base, glob2_#t~post3.offset := glob2_~p~0.base, glob2_~p~0.offset;glob2_~p~0.base, glob2_~p~0.offset := glob2_#t~post3.base, 4 + glob2_#t~post3.offset;havoc glob2_#t~post3.base, glob2_#t~post3.offset; 6#L29-4true [2021-10-28 23:00:05,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:00:05,528 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-10-28 23:00:05,538 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:00:05,538 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1758732010] [2021-10-28 23:00:05,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:00:05,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:00:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:00:05,736 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:00:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:00:05,809 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:00:05,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:00:05,813 INFO L85 PathProgramCache]: Analyzing trace with hash 34515950, now seen corresponding path program 1 times [2021-10-28 23:00:05,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:00:05,814 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178293630] [2021-10-28 23:00:05,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:00:05,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:00:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:00:05,837 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:00:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:00:05,856 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:00:05,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:00:05,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1805955436, now seen corresponding path program 1 times [2021-10-28 23:00:05,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:00:05,859 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141926232] [2021-10-28 23:00:05,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:00:05,860 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:00:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:00:05,898 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:00:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:00:05,952 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:00:07,125 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:00:07,126 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:00:07,127 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:00:07,127 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:00:07,127 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:00:07,127 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:07,128 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:00:07,128 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:00:07,128 INFO L133 ssoRankerPreferences]: Filename of dumped script: veris.c_NetBSD-libc_loop.i_Iteration1_Lasso [2021-10-28 23:00:07,129 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:00:07,130 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:00:07,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:00:07,166 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:00:07,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:00:07,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:00:07,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:00:07,629 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:00:07,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:00:07,637 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:00:07,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:00:07,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:00:08,145 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:00:08,150 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:00:08,151 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:08,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:08,154 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:08,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:00:08,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:08,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:08,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:00:08,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:08,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:08,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:08,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:00:08,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:00:08,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:08,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:08,240 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:08,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:08,242 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:08,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:08,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:08,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:00:08,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:08,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:08,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:08,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:00:08,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:00:08,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:00:08,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:08,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:08,317 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:08,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:08,320 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:08,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:08,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:08,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:08,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:08,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:08,349 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:00:08,350 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:00:08,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:00:08,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:08,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:08,409 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:08,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:08,410 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:08,425 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:08,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:00:08,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:08,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:00:08,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:08,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:08,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:08,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:00:08,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:00:08,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:08,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:08,479 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:08,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:08,485 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:08,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:00:08,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:08,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:08,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:00:08,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:08,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:08,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:08,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:00:08,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:00:08,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:08,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:08,542 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:08,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:08,543 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:08,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:00:08,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:08,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:08,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:08,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:08,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:08,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:00:08,589 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:00:08,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:08,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:08,658 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:08,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:08,672 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:08,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:08,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:00:08,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:08,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:08,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:08,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:08,695 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:00:08,695 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:00:08,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:08,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:08,744 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:08,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:08,745 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:08,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:00:08,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:08,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:08,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:08,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:08,757 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:08,760 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:00:08,760 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:00:08,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:08,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:08,830 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:08,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:08,832 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:08,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:08,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:08,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:08,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:08,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:08,859 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:00:08,860 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:00:08,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:00:08,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:08,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:08,915 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:08,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:08,916 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:08,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:00:08,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:08,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:08,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:08,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:08,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:08,940 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:00:08,940 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:00:08,960 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:09,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:09,006 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:09,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:09,007 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:09,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:09,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:00:09,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:09,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:09,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:09,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:09,031 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:00:09,031 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:00:09,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:09,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:09,086 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:09,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:09,088 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:09,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:09,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:09,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:00:09,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:09,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:09,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:09,112 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:00:09,112 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:00:09,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:09,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:09,180 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:09,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:09,182 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:09,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:00:09,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:09,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:09,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:09,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:09,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:09,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:00:09,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:00:09,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:09,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:09,256 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:09,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:09,257 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:09,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:00:09,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:09,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:09,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:09,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:09,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:09,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:00:09,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:00:09,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:00:09,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:09,336 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:09,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:09,337 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:09,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:00:09,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:00:09,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:00:09,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:00:09,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:00:09,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:00:09,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:00:09,376 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:00:09,398 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:00:09,451 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-10-28 23:00:09,451 INFO L444 ModelExtractionUtils]: 22 out of 37 variables were initially zero. Simplification set additionally 12 variables to zero. [2021-10-28 23:00:09,453 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:00:09,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:00:09,455 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:00:09,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:00:09,476 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:00:09,499 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:00:09,499 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:00:09,500 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_glob2_~p~0.offset, v_rep(select #length ULTIMATE.start_main_~#pathbuf~0.base)_1) = -1*ULTIMATE.start_glob2_~p~0.offset + 2*v_rep(select #length ULTIMATE.start_main_~#pathbuf~0.base)_1 Supporting invariants [] [2021-10-28 23:00:09,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:09,625 INFO L297 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2021-10-28 23:00:09,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:00:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:00:09,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 23:00:09,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:00:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:00:09,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-28 23:00:09,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:00:09,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:00:09,920 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 23:00:09,922 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:00:10,007 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 38 transitions. Complement of second has 8 states. [2021-10-28 23:00:10,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 23:00:10,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:00:10,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 25 transitions. [2021-10-28 23:00:10,013 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 2 letters. Loop has 5 letters. [2021-10-28 23:00:10,014 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:00:10,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 7 letters. Loop has 5 letters. [2021-10-28 23:00:10,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:00:10,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 2 letters. Loop has 10 letters. [2021-10-28 23:00:10,016 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:00:10,017 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 38 transitions. [2021-10-28 23:00:10,019 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:00:10,022 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2021-10-28 23:00:10,023 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 23:00:10,024 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 23:00:10,024 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 23:00:10,024 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:00:10,024 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:00:10,024 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:00:10,024 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:00:10,025 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:00:10,025 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:00:10,025 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 23:00:10,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 23:00:10,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 11:00:10 BoogieIcfgContainer [2021-10-28 23:00:10,032 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 23:00:10,032 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:00:10,033 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:00:10,033 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:00:10,033 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:00:05" (3/4) ... [2021-10-28 23:00:10,037 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:00:10,037 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:00:10,039 INFO L168 Benchmark]: Toolchain (without parser) took 5394.56 ms. Allocated memory was 121.6 MB in the beginning and 157.3 MB in the end (delta: 35.7 MB). Free memory was 85.2 MB in the beginning and 81.9 MB in the end (delta: 3.3 MB). Peak memory consumption was 38.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:00:10,040 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 121.6 MB. Free memory was 92.7 MB in the beginning and 92.7 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:00:10,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 300.45 ms. Allocated memory is still 121.6 MB. Free memory was 84.9 MB in the beginning and 95.4 MB in the end (delta: -10.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:00:10,042 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.75 ms. Allocated memory is still 121.6 MB. Free memory was 95.4 MB in the beginning and 94.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:00:10,042 INFO L168 Benchmark]: Boogie Preprocessor took 26.01 ms. Allocated memory is still 121.6 MB. Free memory was 94.0 MB in the beginning and 93.3 MB in the end (delta: 711.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:00:10,043 INFO L168 Benchmark]: RCFGBuilder took 301.42 ms. Allocated memory is still 121.6 MB. Free memory was 92.6 MB in the beginning and 83.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:00:10,044 INFO L168 Benchmark]: BuchiAutomizer took 4716.24 ms. Allocated memory was 121.6 MB in the beginning and 157.3 MB in the end (delta: 35.7 MB). Free memory was 83.4 MB in the beginning and 83.0 MB in the end (delta: 411.0 kB). Peak memory consumption was 37.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:00:10,045 INFO L168 Benchmark]: Witness Printer took 4.95 ms. Allocated memory is still 157.3 MB. Free memory was 83.0 MB in the beginning and 81.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:00:10,049 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 121.6 MB. Free memory was 92.7 MB in the beginning and 92.7 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 300.45 ms. Allocated memory is still 121.6 MB. Free memory was 84.9 MB in the beginning and 95.4 MB in the end (delta: -10.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 36.75 ms. Allocated memory is still 121.6 MB. Free memory was 95.4 MB in the beginning and 94.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.01 ms. Allocated memory is still 121.6 MB. Free memory was 94.0 MB in the beginning and 93.3 MB in the end (delta: 711.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 301.42 ms. Allocated memory is still 121.6 MB. Free memory was 92.6 MB in the beginning and 83.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4716.24 ms. Allocated memory was 121.6 MB in the beginning and 157.3 MB in the end (delta: 35.7 MB). Free memory was 83.4 MB in the beginning and 83.0 MB in the end (delta: 411.0 kB). Peak memory consumption was 37.6 MB. Max. memory is 16.1 GB. * Witness Printer took 4.95 ms. Allocated memory is still 157.3 MB. Free memory was 83.0 MB in the beginning and 81.9 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * p + 2 * unknown-#length-unknown[pathbuf] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 5 SDtfs, 8 SDslu, 6 SDs, 0 SdLazy, 15 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital203 mio100 ax100 hnf100 lsp92 ukn80 mio100 lsp42 div100 bol100 ite100 ukn100 eq196 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 53ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 23:00:10,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:00:10,298 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac4a47b0-75da-4423-bd9b-493551658333/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...