./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/wcsrchr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ --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-dbf71c6-m [2022-10-17 11:05:32,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 11:05:32,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 11:05:33,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 11:05:33,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 11:05:33,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 11:05:33,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 11:05:33,023 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 11:05:33,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 11:05:33,032 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 11:05:33,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 11:05:33,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 11:05:33,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 11:05:33,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 11:05:33,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 11:05:33,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 11:05:33,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 11:05:33,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 11:05:33,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 11:05:33,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 11:05:33,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 11:05:33,065 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 11:05:33,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 11:05:33,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 11:05:33,082 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 11:05:33,083 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 11:05:33,084 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 11:05:33,086 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 11:05:33,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 11:05:33,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 11:05:33,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 11:05:33,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 11:05:33,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 11:05:33,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 11:05:33,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 11:05:33,106 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 11:05:33,107 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 11:05:33,107 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 11:05:33,108 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 11:05:33,109 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 11:05:33,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 11:05:33,112 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-10-17 11:05:33,173 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 11:05:33,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 11:05:33,174 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 11:05:33,175 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 11:05:33,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 11:05:33,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 11:05:33,177 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 11:05:33,177 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 11:05:33,177 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 11:05:33,177 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 11:05:33,179 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 11:05:33,179 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 11:05:33,179 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 11:05:33,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 11:05:33,180 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 11:05:33,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 11:05:33,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 11:05:33,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 11:05:33,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 11:05:33,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 11:05:33,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 11:05:33,181 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 11:05:33,181 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 11:05:33,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 11:05:33,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 11:05:33,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 11:05:33,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 11:05:33,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 11:05:33,186 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 11:05:33,186 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_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa3550415adcb60cd2e10382a8cad250e37bc74a995d2e6aefcb0c0e067c66dc [2022-10-17 11:05:33,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 11:05:33,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 11:05:33,586 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 11:05:33,588 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 11:05:33,589 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 11:05:33,591 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/termination-dietlibc/wcsrchr.i [2022-10-17 11:05:33,676 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/data/d8020b168/2e31f0390e7d4638901c763bb1d2d377/FLAGd02291905 [2022-10-17 11:05:34,233 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 11:05:34,234 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/sv-benchmarks/c/termination-dietlibc/wcsrchr.i [2022-10-17 11:05:34,244 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/data/d8020b168/2e31f0390e7d4638901c763bb1d2d377/FLAGd02291905 [2022-10-17 11:05:34,550 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/data/d8020b168/2e31f0390e7d4638901c763bb1d2d377 [2022-10-17 11:05:34,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 11:05:34,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 11:05:34,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 11:05:34,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 11:05:34,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 11:05:34,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:05:34" (1/1) ... [2022-10-17 11:05:34,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e0f13e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:34, skipping insertion in model container [2022-10-17 11:05:34,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 11:05:34" (1/1) ... [2022-10-17 11:05:34,584 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 11:05:34,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 11:05:35,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:05:35,116 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 11:05:35,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 11:05:35,184 INFO L208 MainTranslator]: Completed translation [2022-10-17 11:05:35,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35 WrapperNode [2022-10-17 11:05:35,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 11:05:35,186 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 11:05:35,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 11:05:35,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 11:05:35,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:35,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:35,232 INFO L138 Inliner]: procedures = 113, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 43 [2022-10-17 11:05:35,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 11:05:35,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 11:05:35,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 11:05:35,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 11:05:35,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:35,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:35,246 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:35,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:35,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:35,256 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:35,258 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:35,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:35,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 11:05:35,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 11:05:35,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 11:05:35,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 11:05:35,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (1/1) ... [2022-10-17 11:05:35,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:35,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:35,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:35,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 11:05:35,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 11:05:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 11:05:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 11:05:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 11:05:35,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 11:05:35,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 11:05:35,427 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 11:05:35,429 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 11:05:35,570 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 11:05:35,576 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 11:05:35,577 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 11:05:35,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:05:35 BoogieIcfgContainer [2022-10-17 11:05:35,579 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 11:05:35,580 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 11:05:35,581 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 11:05:35,585 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 11:05:35,586 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 11:05:35,587 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 11:05:34" (1/3) ... [2022-10-17 11:05:35,588 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62960f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 11:05:35, skipping insertion in model container [2022-10-17 11:05:35,594 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 11:05:35,594 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 11:05:35" (2/3) ... [2022-10-17 11:05:35,595 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@62960f1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 11:05:35, skipping insertion in model container [2022-10-17 11:05:35,595 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 11:05:35,595 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:05:35" (3/3) ... [2022-10-17 11:05:35,597 INFO L332 chiAutomizerObserver]: Analyzing ICFG wcsrchr.i [2022-10-17 11:05:35,673 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 11:05:35,674 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 11:05:35,674 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 11:05:35,674 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 11:05:35,674 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 11:05:35,674 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 11:05:35,675 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 11:05:35,675 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 11:05:35,695 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) [2022-10-17 11:05:35,717 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-10-17 11:05:35,718 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:05:35,718 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:05:35,724 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 11:05:35,725 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 11:05:35,725 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 11:05:35,726 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) [2022-10-17 11:05:35,728 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-10-17 11:05:35,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 11:05:35,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 11:05:35,729 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-10-17 11:05:35,729 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-10-17 11:05:35,738 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);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 [2022-10-17 11:05:35,739 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 [2022-10-17 11:05:35,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:35,746 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-10-17 11:05:35,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:35,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024085114] [2022-10-17 11:05:35,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:35,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:35,937 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:05:35,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:36,004 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:05:36,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:36,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1267210, now seen corresponding path program 1 times [2022-10-17 11:05:36,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:36,009 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653848366] [2022-10-17 11:05:36,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:36,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:36,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:05:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:36,063 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:05:36,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:36,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1806876973, now seen corresponding path program 1 times [2022-10-17 11:05:36,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 11:05:36,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059282738] [2022-10-17 11:05:36,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 11:05:36,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 11:05:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:36,120 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 11:05:36,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 11:05:36,150 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 11:05:36,733 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 11:05:36,734 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 11:05:36,735 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 11:05:36,735 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 11:05:36,735 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 11:05:36,735 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:36,735 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 11:05:36,736 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 11:05:36,736 INFO L133 ssoRankerPreferences]: Filename of dumped script: wcsrchr.i_Iteration1_Lasso [2022-10-17 11:05:36,738 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 11:05:36,738 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 11:05:36,777 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,791 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,795 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,800 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,804 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,810 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,815 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,819 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,823 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,826 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,830 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,833 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,837 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:36,841 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 11:05:37,618 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 11:05:37,623 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 11:05:37,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:37,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:37,631 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:37,647 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 [2022-10-17 11:05:37,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:37,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:05:37,660 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:37,660 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:37,660 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:37,662 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:05:37,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:05:37,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-10-17 11:05:37,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:37,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:37,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:37,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:37,721 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:37,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-10-17 11:05:37,727 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 [2022-10-17 11:05:37,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:37,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:05:37,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:37,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:37,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:37,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:05:37,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:05:37,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:37,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:37,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:37,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:37,804 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:37,809 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 [2022-10-17 11:05:37,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 11:05:37,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:37,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:37,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:37,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:37,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:05:37,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:05:37,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:37,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:37,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:37,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:37,891 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:37,902 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 [2022-10-17 11:05:37,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:37,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:05:37,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:37,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:37,912 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:37,913 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:05:37,913 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:05:37,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 11:05:37,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:37,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:37,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:37,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:37,967 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:37,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 11:05:37,970 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 [2022-10-17 11:05:37,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:37,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:37,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:37,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:37,982 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:05:37,983 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:05:38,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:38,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:38,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:38,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:38,040 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:38,046 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 [2022-10-17 11:05:38,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:38,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:05:38,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:38,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:38,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:38,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:05:38,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:05:38,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 11:05:38,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:38,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-10-17 11:05:38,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:38,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:38,109 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:38,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 11:05:38,113 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 [2022-10-17 11:05:38,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:38,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:05:38,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:38,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:38,122 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:38,123 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:05:38,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:05:38,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:38,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:38,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:38,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:38,172 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:38,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 11:05:38,177 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 [2022-10-17 11:05:38,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:38,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:05:38,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:38,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:38,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:38,192 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:05:38,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:05:38,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:38,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-10-17 11:05:38,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:38,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:38,225 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:38,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 11:05:38,227 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 [2022-10-17 11:05:38,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:38,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:05:38,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:38,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:38,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:38,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:05:38,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:05:38,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:38,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:38,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:38,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:38,299 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:38,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 11:05:38,314 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 [2022-10-17 11:05:38,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:38,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:05:38,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:38,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:38,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:38,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:05:38,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:05:38,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:38,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:38,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:38,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:38,397 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:38,403 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 [2022-10-17 11:05:38,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:38,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:05:38,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:38,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:38,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:38,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:05:38,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:05:38,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 11:05:38,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:38,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:38,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:38,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:38,476 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:38,489 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 [2022-10-17 11:05:38,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 11:05:38,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:38,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:05:38,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:38,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:38,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:38,501 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:05:38,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:05:38,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:38,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:38,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:38,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:38,559 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:38,565 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 [2022-10-17 11:05:38,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:38,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 11:05:38,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:38,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:38,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:38,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 11:05:38,578 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 11:05:38,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 11:05:38,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:38,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:38,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:38,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:38,639 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:38,650 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 [2022-10-17 11:05:38,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:38,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:38,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:38,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:38,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 11:05:38,675 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:05:38,675 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:05:38,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 11:05:38,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:38,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:38,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:38,737 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:38,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 11:05:38,744 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 [2022-10-17 11:05:38,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 11:05:38,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 11:05:38,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 11:05:38,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 11:05:38,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 11:05:38,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 11:05:38,793 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-10-17 11:05:38,864 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-10-17 11:05:38,865 INFO L444 ModelExtractionUtils]: 14 out of 28 variables were initially zero. Simplification set additionally 11 variables to zero. [2022-10-17 11:05:38,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 11:05:38,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 11:05:38,882 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 11:05:38,937 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-10-17 11:05:38,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 11:05:38,959 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-10-17 11:05:38,960 INFO L513 LassoAnalysis]: Proved termination. [2022-10-17 11:05:38,960 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 [] [2022-10-17 11:05:38,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:39,017 INFO L156 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2022-10-17 11:05:39,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 11:05:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:39,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 11:05:39,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:05:39,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 11:05:39,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 11:05:39,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 11:05:39,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 11:05:39,262 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 [2022-10-17 11:05:39,264 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) [2022-10-17 11:05:39,333 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. [2022-10-17 11:05:39,336 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 [2022-10-17 11:05:39,341 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) [2022-10-17 11:05:39,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-10-17 11:05:39,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 4 letters. [2022-10-17 11:05:39,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 11:05:39,345 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 4 letters. [2022-10-17 11:05:39,346 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 11:05:39,346 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 8 letters. [2022-10-17 11:05:39,346 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-10-17 11:05:39,347 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 30 transitions. [2022-10-17 11:05:39,349 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-10-17 11:05:39,352 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 0 states and 0 transitions. [2022-10-17 11:05:39,354 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-10-17 11:05:39,354 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-10-17 11:05:39,355 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-10-17 11:05:39,355 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-10-17 11:05:39,355 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 11:05:39,355 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 11:05:39,355 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 11:05:39,356 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-10-17 11:05:39,356 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-10-17 11:05:39,356 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-10-17 11:05:39,356 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-10-17 11:05:39,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.10 11:05:39 BoogieIcfgContainer [2022-10-17 11:05:39,365 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-10-17 11:05:39,366 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 11:05:39,366 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 11:05:39,366 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 11:05:39,367 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 11:05:35" (3/4) ... [2022-10-17 11:05:39,370 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 11:05:39,370 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 11:05:39,371 INFO L158 Benchmark]: Toolchain (without parser) took 4816.38ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 57.7MB in the beginning and 43.4MB in the end (delta: 14.3MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2022-10-17 11:05:39,372 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 11:05:39,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.70ms. Allocated memory is still 88.1MB. Free memory was 57.5MB in the beginning and 56.5MB in the end (delta: 1.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 11:05:39,374 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.18ms. Allocated memory is still 88.1MB. Free memory was 56.4MB in the beginning and 54.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 11:05:39,374 INFO L158 Benchmark]: Boogie Preprocessor took 28.52ms. Allocated memory is still 88.1MB. Free memory was 54.7MB in the beginning and 53.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 11:05:39,375 INFO L158 Benchmark]: RCFGBuilder took 317.16ms. Allocated memory is still 88.1MB. Free memory was 53.3MB in the beginning and 43.2MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 11:05:39,376 INFO L158 Benchmark]: BuchiAutomizer took 3784.53ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 43.1MB in the beginning and 44.2MB in the end (delta: -1.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2022-10-17 11:05:39,377 INFO L158 Benchmark]: Witness Printer took 4.84ms. Allocated memory is still 109.1MB. Free memory was 44.2MB in the beginning and 43.4MB in the end (delta: 794.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 11:05:39,382 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 88.1MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 43.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.70ms. Allocated memory is still 88.1MB. Free memory was 57.5MB in the beginning and 56.5MB in the end (delta: 1.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.18ms. Allocated memory is still 88.1MB. Free memory was 56.4MB in the beginning and 54.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.52ms. Allocated memory is still 88.1MB. Free memory was 54.7MB in the beginning and 53.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 317.16ms. Allocated memory is still 88.1MB. Free memory was 53.3MB in the beginning and 43.2MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3784.53ms. Allocated memory was 88.1MB in the beginning and 109.1MB in the end (delta: 21.0MB). Free memory was 43.1MB in the beginning and 44.2MB in the end (delta: -1.1MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * Witness Printer took 4.84ms. Allocated memory is still 109.1MB. Free memory was 44.2MB in the beginning and 43.4MB in the end (delta: 794.1kB). Peak memory consumption was 2.1MB. 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 3.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.2s. 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 -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, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 9 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital135 mio100 ax100 hnf100 lsp95 ukn93 mio100 lsp44 div100 bol100 ite100 ukn100 eq194 hnf89 smp100 dnf100 smp100 tf100 neg98 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 48ms 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! [2022-10-17 11:05:39,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 11:05:39,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_125611ed-f121-48a6-b012-9a1c7ae51d93/bin/uautomizer-J5u9QxTXDZ/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