./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e04fb08f 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_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8 --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 53351ad8d14b05f9298a51fd20f91cb69ef0c97dbbbbdee54b66394b517fd726 --- 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-e04fb08 [2022-11-16 11:33:17,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 11:33:17,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 11:33:17,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 11:33:17,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 11:33:17,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 11:33:17,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 11:33:17,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 11:33:17,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 11:33:17,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 11:33:17,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 11:33:17,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 11:33:17,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 11:33:17,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 11:33:17,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 11:33:17,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 11:33:17,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 11:33:17,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 11:33:17,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 11:33:17,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 11:33:17,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 11:33:17,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 11:33:17,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 11:33:17,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 11:33:17,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 11:33:17,564 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 11:33:17,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 11:33:17,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 11:33:17,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 11:33:17,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 11:33:17,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 11:33:17,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 11:33:17,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 11:33:17,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 11:33:17,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 11:33:17,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 11:33:17,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 11:33:17,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 11:33:17,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 11:33:17,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 11:33:17,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 11:33:17,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-16 11:33:17,606 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 11:33:17,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 11:33:17,606 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 11:33:17,606 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 11:33:17,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 11:33:17,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 11:33:17,608 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 11:33:17,608 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 11:33:17,608 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 11:33:17,608 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 11:33:17,609 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 11:33:17,609 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 11:33:17,609 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 11:33:17,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 11:33:17,609 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 11:33:17,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 11:33:17,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 11:33:17,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 11:33:17,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 11:33:17,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 11:33:17,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 11:33:17,611 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 11:33:17,611 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 11:33:17,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 11:33:17,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 11:33:17,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 11:33:17,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 11:33:17,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 11:33:17,613 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 11:33:17,613 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_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53351ad8d14b05f9298a51fd20f91cb69ef0c97dbbbbdee54b66394b517fd726 [2022-11-16 11:33:17,849 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 11:33:17,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 11:33:17,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 11:33:17,875 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 11:33:17,875 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 11:33:17,877 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c [2022-11-16 11:33:17,952 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/data/bae23b503/96894e245fc1495cab4dfe74b24311eb/FLAGb7f421193 [2022-11-16 11:33:18,520 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 11:33:18,520 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/sv-benchmarks/c/termination-crafted/SyntaxSupportPointer01-2.c [2022-11-16 11:33:18,531 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/data/bae23b503/96894e245fc1495cab4dfe74b24311eb/FLAGb7f421193 [2022-11-16 11:33:18,881 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/data/bae23b503/96894e245fc1495cab4dfe74b24311eb [2022-11-16 11:33:18,886 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 11:33:18,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 11:33:18,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 11:33:18,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 11:33:18,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 11:33:18,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:33:18" (1/1) ... [2022-11-16 11:33:18,901 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46677eec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:18, skipping insertion in model container [2022-11-16 11:33:18,901 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:33:18" (1/1) ... [2022-11-16 11:33:18,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 11:33:18,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 11:33:19,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:33:19,175 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 11:33:19,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 11:33:19,214 INFO L208 MainTranslator]: Completed translation [2022-11-16 11:33:19,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19 WrapperNode [2022-11-16 11:33:19,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 11:33:19,218 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 11:33:19,219 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 11:33:19,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 11:33:19,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19" (1/1) ... [2022-11-16 11:33:19,236 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19" (1/1) ... [2022-11-16 11:33:19,253 INFO L138 Inliner]: procedures = 9, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 24 [2022-11-16 11:33:19,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 11:33:19,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 11:33:19,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 11:33:19,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 11:33:19,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19" (1/1) ... [2022-11-16 11:33:19,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19" (1/1) ... [2022-11-16 11:33:19,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19" (1/1) ... [2022-11-16 11:33:19,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19" (1/1) ... [2022-11-16 11:33:19,267 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19" (1/1) ... [2022-11-16 11:33:19,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19" (1/1) ... [2022-11-16 11:33:19,272 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19" (1/1) ... [2022-11-16 11:33:19,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19" (1/1) ... [2022-11-16 11:33:19,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 11:33:19,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 11:33:19,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 11:33:19,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 11:33:19,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19" (1/1) ... [2022-11-16 11:33:19,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:33:19,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:33:19,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:33:19,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 11:33:19,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 11:33:19,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 11:33:19,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 11:33:19,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 11:33:19,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 11:33:19,433 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 11:33:19,435 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 11:33:19,583 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 11:33:19,589 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 11:33:19,589 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 11:33:19,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:33:19 BoogieIcfgContainer [2022-11-16 11:33:19,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 11:33:19,592 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 11:33:19,592 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 11:33:19,609 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 11:33:19,610 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:33:19,610 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 11:33:18" (1/3) ... [2022-11-16 11:33:19,611 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4cd4ca1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 11:33:19, skipping insertion in model container [2022-11-16 11:33:19,611 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:33:19,612 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:33:19" (2/3) ... [2022-11-16 11:33:19,612 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4cd4ca1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 11:33:19, skipping insertion in model container [2022-11-16 11:33:19,612 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 11:33:19,612 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:33:19" (3/3) ... [2022-11-16 11:33:19,614 INFO L332 chiAutomizerObserver]: Analyzing ICFG SyntaxSupportPointer01-2.c [2022-11-16 11:33:19,685 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 11:33:19,686 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 11:33:19,686 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 11:33:19,686 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 11:33:19,686 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 11:33:19,686 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 11:33:19,686 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 11:33:19,687 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 11:33:19,691 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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) [2022-11-16 11:33:19,709 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-16 11:33:19,709 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:33:19,710 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:33:19,715 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-16 11:33:19,715 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-16 11:33:19,715 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 11:33:19,716 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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) [2022-11-16 11:33:19,717 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-16 11:33:19,717 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 11:33:19,717 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 11:33:19,718 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-16 11:33:19,718 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-16 11:33:19,725 INFO L748 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc0#1.base, main_#t~malloc0#1.offset, main_#t~nondet1#1, main_#t~mem3#1, main_#t~post4#1, main_#t~mem2#1, main_~p~0#1.base, main_~p~0#1.offset;call main_#t~malloc0#1.base, main_#t~malloc0#1.offset := #Ultimate.allocOnHeap(4);main_~p~0#1.base, main_~p~0#1.offset := main_#t~malloc0#1.base, main_#t~malloc0#1.offset;havoc main_#t~malloc0#1.base, main_#t~malloc0#1.offset;call write~int(main_#t~nondet1#1, main_~p~0#1.base, main_~p~0#1.offset, 4);havoc main_#t~nondet1#1; 6#L15-3true [2022-11-16 11:33:19,726 INFO L750 eck$LassoCheckResult]: Loop: 6#L15-3true call main_#t~mem2#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4); 7#L15-1true assume !!(main_#t~mem2#1 >= 0);havoc main_#t~mem2#1;call main_#t~mem3#1 := read~int(main_~p~0#1.base, main_~p~0#1.offset, 4);main_#t~post4#1 := main_#t~mem3#1;call write~int(main_#t~post4#1 - 1, main_~p~0#1.base, main_~p~0#1.offset, 4);havoc main_#t~mem3#1;havoc main_#t~post4#1; 6#L15-3true [2022-11-16 11:33:19,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:33:19,733 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-16 11:33:19,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:33:19,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83908272] [2022-11-16 11:33:19,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:33:19,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:33:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:33:19,880 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:33:19,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:33:19,916 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:33:19,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:33:19,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1190, now seen corresponding path program 1 times [2022-11-16 11:33:19,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:33:19,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795464003] [2022-11-16 11:33:19,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:33:19,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:33:19,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:33:19,950 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:33:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:33:19,962 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:33:19,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:33:19,974 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2022-11-16 11:33:19,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 11:33:19,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011232250] [2022-11-16 11:33:19,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 11:33:19,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 11:33:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:33:20,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 11:33:20,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 11:33:20,064 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 11:33:20,403 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 11:33:20,404 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 11:33:20,404 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 11:33:20,405 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 11:33:20,405 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 11:33:20,405 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:33:20,405 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 11:33:20,406 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 11:33:20,406 INFO L133 ssoRankerPreferences]: Filename of dumped script: SyntaxSupportPointer01-2.c_Iteration1_Lasso [2022-11-16 11:33:20,406 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 11:33:20,406 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 11:33:20,428 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:33:20,439 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:33:20,442 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:33:20,452 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:33:20,577 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:33:20,580 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:33:20,583 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:33:20,587 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:33:20,590 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:33:20,593 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 11:33:20,765 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 11:33:20,795 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 11:33:20,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:33:20,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:33:20,837 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:33:20,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-16 11:33:20,847 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 [2022-11-16 11:33:20,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:33:20,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:33:20,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:33:20,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:33:20,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:33:20,865 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:33:20,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:33:20,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:33:20,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-16 11:33:20,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:33:20,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:33:20,898 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:33:20,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-16 11:33:20,902 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 [2022-11-16 11:33:20,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:33:20,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 11:33:20,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:33:20,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:33:20,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:33:20,919 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 11:33:20,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 11:33:20,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:33:20,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-11-16 11:33:20,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:33:20,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:33:20,936 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:33:20,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-16 11:33:20,938 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 [2022-11-16 11:33:20,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:33:20,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:33:20,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:33:20,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:33:20,964 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:33:20,964 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:33:20,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:33:20,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-16 11:33:20,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:33:20,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:33:20,990 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:33:21,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-16 11:33:21,005 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 [2022-11-16 11:33:21,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:33:21,019 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-11-16 11:33:21,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:33:21,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:33:21,024 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-16 11:33:21,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:33:21,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:33:21,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-16 11:33:21,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:33:21,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:33:21,044 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:33:21,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-16 11:33:21,048 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 [2022-11-16 11:33:21,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:33:21,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:33:21,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:33:21,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:33:21,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:33:21,068 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:33:21,081 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 11:33:21,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-16 11:33:21,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:33:21,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:33:21,087 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:33:21,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-16 11:33:21,094 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 [2022-11-16 11:33:21,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 11:33:21,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 11:33:21,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 11:33:21,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 11:33:21,112 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 11:33:21,112 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 11:33:21,125 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 11:33:21,134 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-16 11:33:21,134 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 2 variables to zero. [2022-11-16 11:33:21,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 11:33:21,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 11:33:21,148 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 11:33:21,168 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 11:33:21,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-16 11:33:21,197 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-16 11:33:21,197 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 11:33:21,198 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~p~0#1.base) ULTIMATE.start_main_~p~0#1.offset)_1) = 2*v_rep(select (select #memory_int ULTIMATE.start_main_~p~0#1.base) ULTIMATE.start_main_~p~0#1.offset)_1 + 1 Supporting invariants [] [2022-11-16 11:33:21,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-16 11:33:21,230 INFO L156 tatePredicateManager]: 1 out of 1 supporting invariants were superfluous and have been removed [2022-11-16 11:33:21,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:33:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:21,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 11:33:21,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:33:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 11:33:21,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-16 11:33:21,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:33:21,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:33:21,377 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 [2022-11-16 11:33:21,379 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2022-11-16 11:33:21,419 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 18 states and 20 transitions. Complement of second has 7 states. [2022-11-16 11:33:21,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-16 11:33:21,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2022-11-16 11:33:21,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2022-11-16 11:33:21,429 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 2 letters. Loop has 2 letters. [2022-11-16 11:33:21,429 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:33:21,429 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 2 letters. [2022-11-16 11:33:21,429 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:33:21,430 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-16 11:33:21,430 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 11:33:21,431 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2022-11-16 11:33:21,432 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 11:33:21,434 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2022-11-16 11:33:21,434 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 11:33:21,435 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 11:33:21,435 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 11:33:21,435 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 11:33:21,435 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 11:33:21,435 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 11:33:21,435 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 11:33:21,436 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-16 11:33:21,436 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-16 11:33:21,436 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 11:33:21,436 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-16 11:33:21,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 11:33:21 BoogieIcfgContainer [2022-11-16 11:33:21,442 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-16 11:33:21,443 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 11:33:21,443 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 11:33:21,443 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 11:33:21,443 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 11:33:19" (3/4) ... [2022-11-16 11:33:21,446 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 11:33:21,446 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 11:33:21,447 INFO L158 Benchmark]: Toolchain (without parser) took 2558.99ms. Allocated memory is still 153.1MB. Free memory was 125.7MB in the beginning and 104.1MB in the end (delta: 21.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-11-16 11:33:21,447 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:33:21,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.97ms. Allocated memory is still 153.1MB. Free memory was 125.7MB in the beginning and 129.0MB in the end (delta: -3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 11:33:21,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.13ms. Allocated memory is still 153.1MB. Free memory was 129.0MB in the beginning and 127.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:33:21,449 INFO L158 Benchmark]: Boogie Preprocessor took 20.17ms. Allocated memory is still 153.1MB. Free memory was 127.8MB in the beginning and 126.9MB in the end (delta: 868.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:33:21,450 INFO L158 Benchmark]: RCFGBuilder took 316.36ms. Allocated memory is still 153.1MB. Free memory was 126.5MB in the beginning and 117.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 11:33:21,450 INFO L158 Benchmark]: BuchiAutomizer took 1850.00ms. Allocated memory is still 153.1MB. Free memory was 117.3MB in the beginning and 104.9MB in the end (delta: 12.4MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2022-11-16 11:33:21,451 INFO L158 Benchmark]: Witness Printer took 3.66ms. Allocated memory is still 153.1MB. Free memory was 104.9MB in the beginning and 104.1MB in the end (delta: 764.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 11:33:21,454 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 100.7MB. Free memory is still 55.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.97ms. Allocated memory is still 153.1MB. Free memory was 125.7MB in the beginning and 129.0MB in the end (delta: -3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.13ms. Allocated memory is still 153.1MB. Free memory was 129.0MB in the beginning and 127.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.17ms. Allocated memory is still 153.1MB. Free memory was 127.8MB in the beginning and 126.9MB in the end (delta: 868.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 316.36ms. Allocated memory is still 153.1MB. Free memory was 126.5MB in the beginning and 117.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 1850.00ms. Allocated memory is still 153.1MB. Free memory was 117.3MB in the beginning and 104.9MB in the end (delta: 12.4MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Witness Printer took 3.66ms. Allocated memory is still 153.1MB. Free memory was 104.9MB in the beginning and 104.1MB in the end (delta: 764.7kB). 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 2 * unknown-#memory_int-unknown[p][p] + 1 and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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, 6 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 5 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital93 mio100 ax100 hnf100 lsp93 ukn56 mio100 lsp32 div100 bol100 ite100 ukn100 eq150 hnf91 smp100 dnf109 smp91 tf100 neg100 sie118 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 49ms VariablesStem: 2 VariablesLoop: 0 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 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! [2022-11-16 11:33:21,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-16 11:33:21,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da92a5bc-2910-48aa-a936-89363966ac4e/bin/uautomizer-tPACEb0tL8/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