./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt --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 e365d1f7c546788b4f6c8f402c5031aacc4ea6e6 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:07:24,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:07:24,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:07:24,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:07:24,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:07:24,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:07:24,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:07:24,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:07:24,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:07:24,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:07:24,346 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:07:24,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:07:24,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:07:24,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:07:24,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:07:24,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:07:24,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:07:24,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:07:24,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:07:24,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:07:24,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:07:24,377 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:07:24,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:07:24,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:07:24,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:07:24,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:07:24,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:07:24,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:07:24,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:07:24,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:07:24,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:07:24,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:07:24,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:07:24,401 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:07:24,403 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:07:24,403 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:07:24,404 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:07:24,404 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:07:24,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:07:24,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:07:24,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:07:24,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-13 00:07:24,456 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:07:24,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:07:24,457 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:07:24,457 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:07:24,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:07:24,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:07:24,459 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:07:24,459 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:07:24,460 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:07:24,460 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:07:24,461 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:07:24,461 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:07:24,461 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:07:24,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:07:24,462 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:07:24,462 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:07:24,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:07:24,463 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:07:24,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:07:24,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:07:24,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:07:24,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:07:24,464 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:07:24,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:07:24,464 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:07:24,464 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:07:24,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:07:24,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:07:24,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:07:24,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:07:24,467 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:07:24,467 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:07:24,468 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:07:24,469 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_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e365d1f7c546788b4f6c8f402c5031aacc4ea6e6 [2021-10-13 00:07:24,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:07:24,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:07:24,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:07:24,794 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:07:24,799 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:07:24,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2021-10-13 00:07:24,885 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/data/d14fa2d90/2e2746bf911f4d4294d32e6037a87d56/FLAGcc87f2662 [2021-10-13 00:07:25,309 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:07:25,309 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2021-10-13 00:07:25,314 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/data/d14fa2d90/2e2746bf911f4d4294d32e6037a87d56/FLAGcc87f2662 [2021-10-13 00:07:25,719 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/data/d14fa2d90/2e2746bf911f4d4294d32e6037a87d56 [2021-10-13 00:07:25,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:07:25,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:07:25,735 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:07:25,735 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:07:25,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:07:25,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:07:25" (1/1) ... [2021-10-13 00:07:25,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8d665a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25, skipping insertion in model container [2021-10-13 00:07:25,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:07:25" (1/1) ... [2021-10-13 00:07:25,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:07:25,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:07:25,886 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_565a4672-9972-4297-8859-37fa246119d7/sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i[825,838] [2021-10-13 00:07:25,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:07:25,905 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:07:25,959 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_565a4672-9972-4297-8859-37fa246119d7/sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i[825,838] [2021-10-13 00:07:25,964 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:07:25,975 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:07:25,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25 WrapperNode [2021-10-13 00:07:25,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:07:25,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:07:25,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:07:25,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:07:25,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25" (1/1) ... [2021-10-13 00:07:25,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25" (1/1) ... [2021-10-13 00:07:26,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:07:26,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:07:26,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:07:26,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:07:26,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25" (1/1) ... [2021-10-13 00:07:26,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25" (1/1) ... [2021-10-13 00:07:26,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25" (1/1) ... [2021-10-13 00:07:26,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25" (1/1) ... [2021-10-13 00:07:26,051 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25" (1/1) ... [2021-10-13 00:07:26,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25" (1/1) ... [2021-10-13 00:07:26,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25" (1/1) ... [2021-10-13 00:07:26,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:07:26,067 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:07:26,067 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:07:26,068 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:07:26,069 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25" (1/1) ... [2021-10-13 00:07:26,080 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:26,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:26,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:26,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:07:26,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:07:26,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:07:26,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:07:26,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:07:26,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:07:26,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:07:26,387 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:07:26,387 INFO L299 CfgBuilder]: Removed 9 assume(true) statements. [2021-10-13 00:07:26,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:07:26 BoogieIcfgContainer [2021-10-13 00:07:26,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:07:26,390 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:07:26,391 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:07:26,394 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:07:26,394 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:07:26,395 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:07:25" (1/3) ... [2021-10-13 00:07:26,396 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7fed4d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:07:26, skipping insertion in model container [2021-10-13 00:07:26,396 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:07:26,396 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:07:25" (2/3) ... [2021-10-13 00:07:26,397 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7fed4d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:07:26, skipping insertion in model container [2021-10-13 00:07:26,397 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:07:26,397 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:07:26" (3/3) ... [2021-10-13 00:07:26,399 INFO L389 chiAutomizerObserver]: Analyzing ICFG verisec_NetBSD-libc_loop.i [2021-10-13 00:07:26,458 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:07:26,474 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:07:26,474 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:07:26,475 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:07:26,475 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:07:26,475 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:07:26,475 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:07:26,475 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:07:26,507 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) [2021-10-13 00:07:26,539 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-13 00:07:26,540 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:07:26,540 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:07:26,545 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-13 00:07:26,545 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-13 00:07:26,546 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:07:26,546 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) [2021-10-13 00:07:26,548 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-13 00:07:26,548 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:07:26,548 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:07:26,549 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-13 00:07:26,549 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-13 00:07:26,572 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, 32 + 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 [2021-10-13 00:07:26,572 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 [2021-10-13 00:07:26,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:07:26,578 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-10-13 00:07:26,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:07:26,593 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447490256] [2021-10-13 00:07:26,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:07:26,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:07:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:07:26,755 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:07:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:07:26,827 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:07:26,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:07:26,837 INFO L82 PathProgramCache]: Analyzing trace with hash 34515950, now seen corresponding path program 1 times [2021-10-13 00:07:26,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:07:26,840 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743001246] [2021-10-13 00:07:26,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:07:26,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:07:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:07:26,876 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:07:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:07:26,910 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:07:26,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:07:26,915 INFO L82 PathProgramCache]: Analyzing trace with hash 1805955436, now seen corresponding path program 1 times [2021-10-13 00:07:26,916 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:07:26,916 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324404826] [2021-10-13 00:07:26,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:07:26,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:07:26,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:07:26,952 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:07:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:07:27,005 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:07:27,901 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:07:27,902 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:07:27,903 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:07:27,903 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:07:27,903 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:07:27,903 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:27,904 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:07:27,904 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:07:27,904 INFO L133 ssoRankerPreferences]: Filename of dumped script: verisec_NetBSD-libc_loop.i_Iteration1_Lasso [2021-10-13 00:07:27,904 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:07:27,905 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:07:27,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:07:27,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:07:27,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:07:27,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:07:27,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:07:28,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:07:28,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:07:28,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:07:28,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:07:28,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:07:28,775 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:07:28,784 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:07:28,786 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:28,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:28,791 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:28,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 00:07:28,795 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 [2021-10-13 00:07:28,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:28,803 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:07:28,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:28,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:28,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:28,806 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:07:28,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:07:28,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:28,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:28,846 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:28,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:28,850 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:28,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 00:07:28,854 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 [2021-10-13 00:07:28,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:28,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:07:28,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:28,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:28,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:28,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:07:28,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:07:28,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:28,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:28,891 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:28,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:28,893 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:28,897 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 [2021-10-13 00:07:28,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 00:07:28,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:28,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:28,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:28,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:28,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:07:28,910 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:07:28,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:28,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:28,958 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:28,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:28,959 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:28,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 00:07:28,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:07:28,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:28,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:07:28,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:28,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:28,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:28,971 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:07:28,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:07:28,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:29,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:29,022 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:29,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:29,023 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:29,032 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 [2021-10-13 00:07:29,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 00:07:29,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:29,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:07:29,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:29,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:29,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:29,042 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:07:29,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:07:29,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:29,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:29,085 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:29,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:29,087 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:29,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 00:07:29,093 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 [2021-10-13 00:07:29,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:29,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:29,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:29,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:29,119 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:07:29,120 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:07:29,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:29,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:29,178 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:29,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:29,179 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:29,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 00:07:29,182 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 [2021-10-13 00:07:29,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:29,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:29,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:29,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:29,192 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:07:29,193 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:07:29,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:29,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:29,253 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:29,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:29,258 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:29,270 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 [2021-10-13 00:07:29,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:29,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:29,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:29,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:29,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:07:29,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:07:29,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 00:07:29,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:29,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:29,338 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:29,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:29,340 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:29,346 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 [2021-10-13 00:07:29,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:29,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:29,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:29,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:29,361 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:07:29,361 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:07:29,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 00:07:29,374 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:29,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:29,399 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:29,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:29,400 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:29,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 00:07:29,403 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 [2021-10-13 00:07:29,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:29,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:29,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:29,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:29,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:07:29,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:07:29,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:29,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:29,469 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:29,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:29,471 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:29,490 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 [2021-10-13 00:07:29,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:29,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:29,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:29,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:29,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:07:29,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:07:29,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 00:07:29,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:29,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:29,554 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:29,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:29,560 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:29,565 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 [2021-10-13 00:07:29,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:29,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:29,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:29,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:29,578 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:07:29,579 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:07:29,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-13 00:07:29,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:29,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:29,640 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:29,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:29,641 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:29,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-13 00:07:29,646 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 [2021-10-13 00:07:29,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:29,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:29,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:29,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:29,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:07:29,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:07:29,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:29,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:29,711 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:29,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:29,712 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:29,718 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 [2021-10-13 00:07:29,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:29,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:29,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:29,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:29,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-13 00:07:29,735 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:07:29,735 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:07:29,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:07:29,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:29,768 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:29,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:29,769 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:29,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-13 00:07:29,771 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 [2021-10-13 00:07:29,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:07:29,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:07:29,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:07:29,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:07:29,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:07:29,790 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:07:29,814 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:07:29,894 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2021-10-13 00:07:29,894 INFO L444 ModelExtractionUtils]: 22 out of 37 variables were initially zero. Simplification set additionally 12 variables to zero. [2021-10-13 00:07:29,896 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:07:29,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:07:29,911 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:07:29,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-13 00:07:29,974 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:07:30,003 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-13 00:07:30,004 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:07:30,004 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 + 1*v_rep(select #length ULTIMATE.start_main_~#pathbuf~0.base)_1 Supporting invariants [] [2021-10-13 00:07:30,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:30,073 INFO L297 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2021-10-13 00:07:30,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:07:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:07:30,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 00:07:30,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:07:30,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:07:30,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 00:07:30,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:07:30,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:07:30,252 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 [2021-10-13 00:07:30,253 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) [2021-10-13 00:07:30,326 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. [2021-10-13 00:07:30,326 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 [2021-10-13 00:07:30,328 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) [2021-10-13 00:07:30,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 25 transitions. [2021-10-13 00:07:30,330 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 2 letters. Loop has 5 letters. [2021-10-13 00:07:30,332 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:07:30,332 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 7 letters. Loop has 5 letters. [2021-10-13 00:07:30,332 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:07:30,332 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 2 letters. Loop has 10 letters. [2021-10-13 00:07:30,333 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:07:30,334 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 38 transitions. [2021-10-13 00:07:30,339 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:07:30,342 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 0 states and 0 transitions. [2021-10-13 00:07:30,343 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:07:30,343 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:07:30,343 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:07:30,344 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:07:30,344 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:07:30,344 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:07:30,344 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:07:30,344 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-13 00:07:30,344 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:07:30,344 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:07:30,344 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-13 00:07:30,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:07:30 BoogieIcfgContainer [2021-10-13 00:07:30,350 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:07:30,351 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:07:30,351 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:07:30,351 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:07:30,351 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:07:26" (3/4) ... [2021-10-13 00:07:30,354 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:07:30,354 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:07:30,357 INFO L168 Benchmark]: Toolchain (without parser) took 4632.35 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 61.2 MB in the beginning and 71.9 MB in the end (delta: -10.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:07:30,363 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 78.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:07:30,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 241.36 ms. Allocated memory is still 98.6 MB. Free memory was 61.0 MB in the beginning and 76.6 MB in the end (delta: -15.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:07:30,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.99 ms. Allocated memory is still 98.6 MB. Free memory was 76.6 MB in the beginning and 75.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:07:30,365 INFO L168 Benchmark]: Boogie Preprocessor took 44.66 ms. Allocated memory is still 98.6 MB. Free memory was 75.4 MB in the beginning and 74.3 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:07:30,366 INFO L168 Benchmark]: RCFGBuilder took 322.22 ms. Allocated memory is still 98.6 MB. Free memory was 74.3 MB in the beginning and 64.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:07:30,366 INFO L168 Benchmark]: BuchiAutomizer took 3960.05 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 64.6 MB in the beginning and 72.0 MB in the end (delta: -7.4 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:07:30,369 INFO L168 Benchmark]: Witness Printer took 3.66 ms. Allocated memory is still 123.7 MB. Free memory was 72.0 MB in the beginning and 71.9 MB in the end (delta: 119.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:07:30,377 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 78.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 241.36 ms. Allocated memory is still 98.6 MB. Free memory was 61.0 MB in the beginning and 76.6 MB in the end (delta: -15.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.99 ms. Allocated memory is still 98.6 MB. Free memory was 76.6 MB in the beginning and 75.4 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 44.66 ms. Allocated memory is still 98.6 MB. Free memory was 75.4 MB in the beginning and 74.3 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 322.22 ms. Allocated memory is still 98.6 MB. Free memory was 74.3 MB in the beginning and 64.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 3960.05 ms. Allocated memory was 98.6 MB in the beginning and 123.7 MB in the end (delta: 25.2 MB). Free memory was 64.6 MB in the beginning and 72.0 MB in the end (delta: -7.4 MB). Peak memory consumption was 19.2 MB. Max. memory is 16.1 GB. * Witness Printer took 3.66 ms. Allocated memory is still 123.7 MB. Free memory was 72.0 MB in the beginning and 71.9 MB in the end (delta: 119.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * p + unknown-#length-unknown[pathbuf] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.5s. 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: 5 SDtfs, 8 SDslu, 6 SDs, 0 SdLazy, 15 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.6ms 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: 44ms 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! [2021-10-13 00:07:30,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-13 00:07:30,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_565a4672-9972-4297-8859-37fa246119d7/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...