./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/wcsrchr.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/wcsrchr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aa3550415adcb60cd2e10382a8cad250e37bc74a995d2e6aefcb0c0e067c66dc --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 20:26:17,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:26:17,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:26:17,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:26:17,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:26:17,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:26:17,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:26:17,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:26:17,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:26:17,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:26:17,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:26:17,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:26:17,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:26:17,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:26:17,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:26:17,208 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:26:17,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:26:17,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:26:17,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:26:17,220 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:26:17,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:26:17,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:26:17,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:26:17,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:26:17,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:26:17,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:26:17,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:26:17,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:26:17,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:26:17,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:26:17,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:26:17,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:26:17,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:26:17,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:26:17,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:26:17,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:26:17,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:26:17,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:26:17,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:26:17,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:26:17,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:26:17,263 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-18 20:26:17,316 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:26:17,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:26:17,317 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:26:17,317 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:26:17,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:26:17,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:26:17,320 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:26:17,321 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-18 20:26:17,321 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-18 20:26:17,321 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-18 20:26:17,323 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-18 20:26:17,323 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-18 20:26:17,323 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-18 20:26:17,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:26:17,324 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:26:17,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:26:17,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:26:17,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-18 20:26:17,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-18 20:26:17,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-18 20:26:17,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:26:17,326 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-18 20:26:17,326 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:26:17,328 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-18 20:26:17,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:26:17,329 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:26:17,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:26:17,329 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:26:17,331 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-18 20:26:17,331 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_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa3550415adcb60cd2e10382a8cad250e37bc74a995d2e6aefcb0c0e067c66dc [2022-11-18 20:26:17,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:26:17,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:26:17,686 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:26:17,687 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:26:17,688 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:26:17,690 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/termination-dietlibc/wcsrchr.i [2022-11-18 20:26:17,793 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/data/df505f17e/6ea5c053b5eb4a22b6b71d3e6599db8f/FLAG0bec3ea05 [2022-11-18 20:26:18,342 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:26:18,343 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/sv-benchmarks/c/termination-dietlibc/wcsrchr.i [2022-11-18 20:26:18,370 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/data/df505f17e/6ea5c053b5eb4a22b6b71d3e6599db8f/FLAG0bec3ea05 [2022-11-18 20:26:18,652 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/data/df505f17e/6ea5c053b5eb4a22b6b71d3e6599db8f [2022-11-18 20:26:18,655 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:26:18,656 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:26:18,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:26:18,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:26:18,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:26:18,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:26:18" (1/1) ... [2022-11-18 20:26:18,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a8d3896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:18, skipping insertion in model container [2022-11-18 20:26:18,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:26:18" (1/1) ... [2022-11-18 20:26:18,681 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:26:18,729 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:26:19,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:26:19,113 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:26:19,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:26:19,188 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:26:19,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19 WrapperNode [2022-11-18 20:26:19,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:26:19,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:26:19,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:26:19,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:26:19,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19" (1/1) ... [2022-11-18 20:26:19,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19" (1/1) ... [2022-11-18 20:26:19,237 INFO L138 Inliner]: procedures = 113, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2022-11-18 20:26:19,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:26:19,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:26:19,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:26:19,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:26:19,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19" (1/1) ... [2022-11-18 20:26:19,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19" (1/1) ... [2022-11-18 20:26:19,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19" (1/1) ... [2022-11-18 20:26:19,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19" (1/1) ... [2022-11-18 20:26:19,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19" (1/1) ... [2022-11-18 20:26:19,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19" (1/1) ... [2022-11-18 20:26:19,265 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19" (1/1) ... [2022-11-18 20:26:19,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19" (1/1) ... [2022-11-18 20:26:19,268 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:26:19,269 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:26:19,270 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:26:19,270 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:26:19,271 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19" (1/1) ... [2022-11-18 20:26:19,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:19,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:19,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:19,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-18 20:26:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:26:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:26:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:26:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:26:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:26:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:26:19,532 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:26:19,534 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:26:19,689 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:26:19,696 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:26:19,697 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 20:26:19,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:26:19 BoogieIcfgContainer [2022-11-18 20:26:19,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:26:19,701 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-18 20:26:19,701 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-18 20:26:19,706 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-18 20:26:19,707 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:26:19,708 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.11 08:26:18" (1/3) ... [2022-11-18 20:26:19,709 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@673e146c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:26:19, skipping insertion in model container [2022-11-18 20:26:19,709 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:26:19,709 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:26:19" (2/3) ... [2022-11-18 20:26:19,710 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@673e146c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.11 08:26:19, skipping insertion in model container [2022-11-18 20:26:19,710 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-18 20:26:19,710 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:26:19" (3/3) ... [2022-11-18 20:26:19,712 INFO L332 chiAutomizerObserver]: Analyzing ICFG wcsrchr.i [2022-11-18 20:26:19,780 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-18 20:26:19,780 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-18 20:26:19,780 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-18 20:26:19,780 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-18 20:26:19,780 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-18 20:26:19,781 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-18 20:26:19,781 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-18 20:26:19,781 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-18 20:26:19,787 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) [2022-11-18 20:26:19,814 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-18 20:26:19,815 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:26:19,815 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:26:19,821 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-18 20:26:19,822 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-18 20:26:19,822 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-18 20:26:19,822 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) [2022-11-18 20:26:19,824 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-18 20:26:19,824 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-18 20:26:19,824 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-18 20:26:19,825 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-18 20:26:19,825 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-18 20:26:19,835 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~in_len~0#1, main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1;main_~in_len~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 11#L515true assume !(main_~in_len~0#1 < 1);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4 * main_~in_len~0#1 % 18446744073709551616);main_~hay~0#1.base, main_~hay~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int(0, main_~hay~0#1.base, main_~hay~0#1.offset + 4 * (main_~in_len~0#1 - 1), 4);main_~needle~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;assume { :begin_inline_wcsrchr } true;wcsrchr_#in~wcs#1.base, wcsrchr_#in~wcs#1.offset, wcsrchr_#in~wc#1 := main_~hay~0#1.base, main_~hay~0#1.offset, main_~needle~0#1;havoc wcsrchr_#res#1.base, wcsrchr_#res#1.offset;havoc wcsrchr_#t~mem3#1, wcsrchr_#t~pre2#1.base, wcsrchr_#t~pre2#1.offset, wcsrchr_#t~mem4#1, wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset, wcsrchr_~wc#1, wcsrchr_~last~0#1.base, wcsrchr_~last~0#1.offset;wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset := wcsrchr_#in~wcs#1.base, wcsrchr_#in~wcs#1.offset;wcsrchr_~wc#1 := wcsrchr_#in~wc#1;wcsrchr_~last~0#1.base, wcsrchr_~last~0#1.offset := 0, 0; 9#L508-4true [2022-11-18 20:26:19,835 INFO L750 eck$LassoCheckResult]: Loop: 9#L508-4true call wcsrchr_#t~mem4#1 := read~int(wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset, 4); 6#L508-1true assume !!(0 != wcsrchr_#t~mem4#1);havoc wcsrchr_#t~mem4#1;call wcsrchr_#t~mem3#1 := read~int(wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset, 4); 8#L509true assume wcsrchr_#t~mem3#1 == wcsrchr_~wc#1;havoc wcsrchr_#t~mem3#1;wcsrchr_~last~0#1.base, wcsrchr_~last~0#1.offset := wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset; 7#L508-3true wcsrchr_#t~pre2#1.base, wcsrchr_#t~pre2#1.offset := wcsrchr_~wcs#1.base, 4 + wcsrchr_~wcs#1.offset;wcsrchr_~wcs#1.base, wcsrchr_~wcs#1.offset := wcsrchr_~wcs#1.base, 4 + wcsrchr_~wcs#1.offset;havoc wcsrchr_#t~pre2#1.base, wcsrchr_#t~pre2#1.offset; 9#L508-4true [2022-11-18 20:26:19,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:26:19,843 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-11-18 20:26:19,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:26:19,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863166756] [2022-11-18 20:26:19,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:26:19,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:26:20,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:26:20,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:26:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:26:20,108 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:26:20,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:26:20,113 INFO L85 PathProgramCache]: Analyzing trace with hash 1267210, now seen corresponding path program 1 times [2022-11-18 20:26:20,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:26:20,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554452956] [2022-11-18 20:26:20,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:26:20,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:26:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:26:20,130 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:26:20,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:26:20,143 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:26:20,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:26:20,146 INFO L85 PathProgramCache]: Analyzing trace with hash 1806876973, now seen corresponding path program 1 times [2022-11-18 20:26:20,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:26:20,147 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247905965] [2022-11-18 20:26:20,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:26:20,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:26:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:26:20,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:26:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:26:20,228 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:26:20,953 INFO L210 LassoAnalysis]: Preferences: [2022-11-18 20:26:20,954 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-18 20:26:20,954 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-18 20:26:20,955 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-18 20:26:20,955 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-18 20:26:20,955 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:20,955 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-18 20:26:20,955 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-18 20:26:20,956 INFO L133 ssoRankerPreferences]: Filename of dumped script: wcsrchr.i_Iteration1_Lasso [2022-11-18 20:26:20,957 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-18 20:26:20,957 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-18 20:26:20,991 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,004 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,008 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,015 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,018 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,025 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,029 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,032 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,036 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,041 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,044 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,048 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,054 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:21,059 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-18 20:26:22,154 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-18 20:26:22,160 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-18 20:26:22,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,169 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,179 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 [2022-11-18 20:26:22,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-18 20:26:22,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:26:22,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,201 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:26:22,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:26:22,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,229 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,240 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 [2022-11-18 20:26:22,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-18 20:26:22,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:26:22,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:26:22,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:26:22,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,296 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-18 20:26:22,307 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 [2022-11-18 20:26:22,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,330 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:26:22,331 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:26:22,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,352 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,364 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 [2022-11-18 20:26:22,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-18 20:26:22,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:26:22,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:26:22,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:26:22,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,398 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,411 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 [2022-11-18 20:26:22,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-18 20:26:22,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:26:22,433 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:26:22,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,464 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-18 20:26:22,468 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 [2022-11-18 20:26:22,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,484 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:26:22,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,485 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,488 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:26:22,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:26:22,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,525 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-18 20:26:22,538 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 [2022-11-18 20:26:22,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:26:22,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:26:22,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:26:22,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,585 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-18 20:26:22,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:26:22,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:26:22,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:26:22,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:26:22,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,644 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-18 20:26:22,654 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 [2022-11-18 20:26:22,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,670 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:26:22,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:26:22,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:26:22,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,696 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,711 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 [2022-11-18 20:26:22,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-18 20:26:22,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:26:22,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:26:22,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:26:22,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,757 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-18 20:26:22,763 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 [2022-11-18 20:26:22,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:26:22,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:26:22,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:26:22,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,821 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,836 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 [2022-11-18 20:26:22,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-18 20:26:22,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:26:22,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,853 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:26:22,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:26:22,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,882 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-18 20:26:22,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-18 20:26:22,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-18 20:26:22,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-18 20:26:22,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-18 20:26:22,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-18 20:26:22,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:22,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:22,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:22,923 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:22,934 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 [2022-11-18 20:26:22,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-18 20:26:22,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-18 20:26:22,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-18 20:26:22,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-18 20:26:22,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-18 20:26:22,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-18 20:26:22,979 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-18 20:26:23,005 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-18 20:26:23,034 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-18 20:26:23,034 INFO L444 ModelExtractionUtils]: 19 out of 31 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-11-18 20:26:23,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-18 20:26:23,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:26:23,046 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-18 20:26:23,062 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-18 20:26:23,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-18 20:26:23,087 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-18 20:26:23,087 INFO L513 LassoAnalysis]: Proved termination. [2022-11-18 20:26:23,088 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_wcsrchr_~wcs#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc6#1.base)_1) = -1*ULTIMATE.start_wcsrchr_~wcs#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc6#1.base)_1 Supporting invariants [] [2022-11-18 20:26:23,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:23,140 INFO L156 tatePredicateManager]: 3 out of 5 supporting invariants were superfluous and have been removed [2022-11-18 20:26:23,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:26:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:23,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-18 20:26:23,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:26:23,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:26:23,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-18 20:26:23,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:26:23,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:26:23,433 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-18 20:26:23,436 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2022-11-18 20:26:23,563 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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 26 states and 30 transitions. Complement of second has 6 states. [2022-11-18 20:26:23,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-18 20:26:23,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 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) [2022-11-18 20:26:23,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-11-18 20:26:23,582 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 4 letters. [2022-11-18 20:26:23,583 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:26:23,583 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 4 letters. [2022-11-18 20:26:23,584 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:26:23,584 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 8 letters. [2022-11-18 20:26:23,584 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-18 20:26:23,585 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 30 transitions. [2022-11-18 20:26:23,587 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 20:26:23,590 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 0 states and 0 transitions. [2022-11-18 20:26:23,591 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-18 20:26:23,592 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-18 20:26:23,592 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-18 20:26:23,592 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-18 20:26:23,593 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:26:23,593 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:26:23,593 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:26:23,594 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-18 20:26:23,595 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-18 20:26:23,595 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-18 20:26:23,595 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-18 20:26:23,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.11 08:26:23 BoogieIcfgContainer [2022-11-18 20:26:23,605 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-18 20:26:23,608 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:26:23,608 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:26:23,609 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:26:23,609 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:26:19" (3/4) ... [2022-11-18 20:26:23,614 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 20:26:23,614 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:26:23,621 INFO L158 Benchmark]: Toolchain (without parser) took 4958.73ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 64.0MB in the beginning and 61.2MB in the end (delta: 2.8MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2022-11-18 20:26:23,622 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 98.6MB. Free memory was 55.6MB in the beginning and 55.5MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:26:23,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 530.80ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 63.8MB in the beginning and 99.8MB in the end (delta: -36.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 20:26:23,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.65ms. Allocated memory is still 130.0MB. Free memory was 99.8MB in the beginning and 97.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:26:23,626 INFO L158 Benchmark]: Boogie Preprocessor took 30.19ms. Allocated memory is still 130.0MB. Free memory was 97.7MB in the beginning and 96.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:26:23,630 INFO L158 Benchmark]: RCFGBuilder took 430.29ms. Allocated memory is still 130.0MB. Free memory was 96.4MB in the beginning and 86.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 20:26:23,632 INFO L158 Benchmark]: BuchiAutomizer took 3904.75ms. Allocated memory is still 130.0MB. Free memory was 85.8MB in the beginning and 62.2MB in the end (delta: 23.6MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2022-11-18 20:26:23,635 INFO L158 Benchmark]: Witness Printer took 6.45ms. Allocated memory is still 130.0MB. Free memory was 62.2MB in the beginning and 61.2MB in the end (delta: 924.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:26:23,637 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 98.6MB. Free memory was 55.6MB in the beginning and 55.5MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 530.80ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 63.8MB in the beginning and 99.8MB in the end (delta: -36.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.65ms. Allocated memory is still 130.0MB. Free memory was 99.8MB in the beginning and 97.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.19ms. Allocated memory is still 130.0MB. Free memory was 97.7MB in the beginning and 96.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 430.29ms. Allocated memory is still 130.0MB. Free memory was 96.4MB in the beginning and 86.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3904.75ms. Allocated memory is still 130.0MB. Free memory was 85.8MB in the beginning and 62.2MB in the end (delta: 23.6MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Witness Printer took 6.45ms. Allocated memory is still 130.0MB. Free memory was 62.2MB in the beginning and 61.2MB in the end (delta: 924.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (in_len*sizeof(int))] + -1 * wcs and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 9 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital146 mio100 ax100 hnf100 lsp95 ukn94 mio100 lsp49 div156 bol100 ite100 ukn100 eq169 hnf91 smp68 dnf100 smp100 tf100 neg99 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 49ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-18 20:26:23,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-18 20:26:23,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20fdc6a1-92d4-4f2f-83c3-f62fac5b476c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE