./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b69d1be7eda006c1c689f3f3f9bbb5e6181bea96390d4e74f3b51d245324fff1 --- 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-2329fc7 [2022-12-13 17:44:15,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:44:15,281 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:44:15,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:44:15,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:44:15,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:44:15,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:44:15,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:44:15,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:44:15,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:44:15,307 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:44:15,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:44:15,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:44:15,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:44:15,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:44:15,312 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:44:15,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:44:15,313 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:44:15,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:44:15,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:44:15,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:44:15,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:44:15,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:44:15,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:44:15,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:44:15,325 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:44:15,325 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:44:15,326 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:44:15,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:44:15,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:44:15,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:44:15,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:44:15,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:44:15,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:44:15,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:44:15,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:44:15,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:44:15,331 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:44:15,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:44:15,332 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:44:15,333 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:44:15,334 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 17:44:15,353 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:44:15,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:44:15,354 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:44:15,354 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:44:15,354 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:44:15,355 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:44:15,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:44:15,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:44:15,355 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:44:15,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:44:15,356 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 17:44:15,356 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:44:15,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:44:15,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 17:44:15,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:44:15,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 17:44:15,357 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 17:44:15,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 17:44:15,357 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:44:15,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 17:44:15,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:44:15,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:44:15,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:44:15,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:44:15,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:44:15,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:44:15,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 17:44:15,358 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 17:44:15,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 17:44:15,358 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:44:15,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 17:44:15,358 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:44:15,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:44:15,358 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:44:15,359 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b69d1be7eda006c1c689f3f3f9bbb5e6181bea96390d4e74f3b51d245324fff1 [2022-12-13 17:44:15,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:44:15,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:44:15,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:44:15,534 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:44:15,534 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:44:15,535 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-recursive-malloc/mutual_simple2.i [2022-12-13 17:44:18,076 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:44:18,239 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:44:18,240 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/sv-benchmarks/c/termination-recursive-malloc/mutual_simple2.i [2022-12-13 17:44:18,244 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/data/bf4e63bac/6db9bef80dd14bdf9601f923fb5c6ac5/FLAG9eb6fa055 [2022-12-13 17:44:18,676 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/data/bf4e63bac/6db9bef80dd14bdf9601f923fb5c6ac5 [2022-12-13 17:44:18,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:44:18,683 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:44:18,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:44:18,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:44:18,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:44:18,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f30a980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18, skipping insertion in model container [2022-12-13 17:44:18,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:44:18,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:44:18,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:44:18,822 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 17:44:18,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:44:18,842 INFO L208 MainTranslator]: Completed translation [2022-12-13 17:44:18,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18 WrapperNode [2022-12-13 17:44:18,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:44:18,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 17:44:18,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 17:44:18,843 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 17:44:18,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,853 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,865 INFO L138 Inliner]: procedures = 12, calls = 17, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2022-12-13 17:44:18,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 17:44:18,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 17:44:18,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 17:44:18,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 17:44:18,873 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,878 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 17:44:18,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 17:44:18,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 17:44:18,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 17:44:18,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18" (1/1) ... [2022-12-13 17:44:18,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:44:18,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:18,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:18,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 17:44:18,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 17:44:18,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 17:44:18,941 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-12-13 17:44:18,941 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-12-13 17:44:18,941 INFO L130 BoogieDeclarations]: Found specification of procedure g [2022-12-13 17:44:18,941 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2022-12-13 17:44:18,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 17:44:18,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 17:44:18,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 17:44:18,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 17:44:19,009 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 17:44:19,011 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 17:44:19,122 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 17:44:19,129 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 17:44:19,129 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 17:44:19,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:44:19 BoogieIcfgContainer [2022-12-13 17:44:19,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 17:44:19,134 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 17:44:19,134 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 17:44:19,138 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 17:44:19,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 05:44:18" (1/3) ... [2022-12-13 17:44:19,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5656a41c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:44:19, skipping insertion in model container [2022-12-13 17:44:19,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:18" (2/3) ... [2022-12-13 17:44:19,139 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5656a41c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:44:19, skipping insertion in model container [2022-12-13 17:44:19,139 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:44:19" (3/3) ... [2022-12-13 17:44:19,140 INFO L112 eAbstractionObserver]: Analyzing ICFG mutual_simple2.i [2022-12-13 17:44:19,156 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 17:44:19,156 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 17:44:19,193 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 17:44:19,198 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1ef66121, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 17:44:19,199 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 17:44:19,202 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 17 states have internal predecessors, (17), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-12-13 17:44:19,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-13 17:44:19,208 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:44:19,208 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-12-13 17:44:19,209 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting fErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 17:44:19,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:19,213 INFO L85 PathProgramCache]: Analyzing trace with hash 1422192678, now seen corresponding path program 1 times [2022-12-13 17:44:19,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:19,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106992475] [2022-12-13 17:44:19,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:19,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:19,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:44:19,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:44:19,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106992475] [2022-12-13 17:44:19,439 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106992475] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:44:19,439 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:44:19,439 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 17:44:19,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996750316] [2022-12-13 17:44:19,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:44:19,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 17:44:19,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:44:19,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 17:44:19,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 17:44:19,476 INFO L87 Difference]: Start difference. First operand has 21 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 17 states have internal predecessors, (17), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:19,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:44:19,516 INFO L93 Difference]: Finished difference Result 21 states and 23 transitions. [2022-12-13 17:44:19,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-13 17:44:19,518 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-12-13 17:44:19,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:44:19,525 INFO L225 Difference]: With dead ends: 21 [2022-12-13 17:44:19,525 INFO L226 Difference]: Without dead ends: 12 [2022-12-13 17:44:19,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 17:44:19,531 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 2 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:44:19,533 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 47 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 17:44:19,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2022-12-13 17:44:19,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2022-12-13 17:44:19,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 8 states have (on average 1.125) internal successors, (9), 9 states have internal predecessors, (9), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:19,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-12-13 17:44:19,563 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 6 [2022-12-13 17:44:19,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:44:19,563 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-12-13 17:44:19,564 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:19,564 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-12-13 17:44:19,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-13 17:44:19,564 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:44:19,564 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:44:19,565 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 17:44:19,565 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting fErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 17:44:19,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:19,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1138300096, now seen corresponding path program 1 times [2022-12-13 17:44:19,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:19,566 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271056371] [2022-12-13 17:44:19,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:19,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:19,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:19,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:44:19,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:44:19,776 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271056371] [2022-12-13 17:44:19,776 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271056371] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:44:19,777 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:44:19,777 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 17:44:19,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093005119] [2022-12-13 17:44:19,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:44:19,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 17:44:19,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:44:19,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 17:44:19,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 17:44:19,779 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 6 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:19,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:44:19,835 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2022-12-13 17:44:19,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 17:44:19,836 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-12-13 17:44:19,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:44:19,836 INFO L225 Difference]: With dead ends: 18 [2022-12-13 17:44:19,836 INFO L226 Difference]: Without dead ends: 17 [2022-12-13 17:44:19,837 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-12-13 17:44:19,838 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 3 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 17:44:19,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 26 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 17:44:19,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-12-13 17:44:19,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2022-12-13 17:44:19,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 12 states have internal predecessors, (13), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:19,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-12-13 17:44:19,843 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 7 [2022-12-13 17:44:19,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:44:19,843 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2022-12-13 17:44:19,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 1.5) internal successors, (6), 5 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:19,844 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-12-13 17:44:19,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-13 17:44:19,844 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 17:44:19,844 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:44:19,844 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 17:44:19,845 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting fErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 17:44:19,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:19,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1761816932, now seen corresponding path program 1 times [2022-12-13 17:44:19,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:19,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388086644] [2022-12-13 17:44:19,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:19,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:20,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:44:20,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:44:20,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388086644] [2022-12-13 17:44:20,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388086644] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:44:20,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:44:20,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-13 17:44:20,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053653989] [2022-12-13 17:44:20,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:44:20,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-12-13 17:44:20,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:44:20,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-12-13 17:44:20,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2022-12-13 17:44:20,202 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand has 12 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:20,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:44:20,323 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2022-12-13 17:44:20,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-13 17:44:20,323 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-12-13 17:44:20,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 17:44:20,324 INFO L225 Difference]: With dead ends: 17 [2022-12-13 17:44:20,324 INFO L226 Difference]: Without dead ends: 0 [2022-12-13 17:44:20,324 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2022-12-13 17:44:20,325 INFO L413 NwaCegarLoop]: 7 mSDtfsCounter, 10 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 17:44:20,326 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 25 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 17:44:20,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-13 17:44:20,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-13 17:44:20,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-12-13 17:44:20,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 17:44:20,327 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 15 [2022-12-13 17:44:20,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 17:44:20,327 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 17:44:20,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:20,328 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-13 17:44:20,328 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-13 17:44:20,330 INFO L805 garLoopResultBuilder]: Registering result SAFE for location fErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 17:44:20,331 INFO L805 garLoopResultBuilder]: Registering result SAFE for location fErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 17:44:20,331 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 17:44:20,333 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-13 17:44:20,379 INFO L899 garLoopResultBuilder]: For program point L14(lines 14 16) no Hoare annotation was computed. [2022-12-13 17:44:20,379 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 12 22) the Hoare annotation is: (let ((.cse1 (select (select |old(#memory_int)| |f_#in~q.base|) |f_#in~q.offset|)) (.cse0 (select (select |#memory_int| |f_#in~q.base|) |f_#in~q.offset|))) (and (or (<= .cse0 2147483647) (not (<= .cse1 2147483647))) (or (not (<= .cse1 2147483646)) (<= .cse0 2147483646)))) [2022-12-13 17:44:20,379 INFO L899 garLoopResultBuilder]: For program point fErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 20) no Hoare annotation was computed. [2022-12-13 17:44:20,379 INFO L899 garLoopResultBuilder]: For program point fEXIT(lines 12 22) no Hoare annotation was computed. [2022-12-13 17:44:20,380 INFO L895 garLoopResultBuilder]: At program point L21(line 21) the Hoare annotation is: (let ((.cse0 (select (select |old(#memory_int)| |f_#in~q.base|) |f_#in~q.offset|)) (.cse1 (select (select |#memory_int| |f_#in~q.base|) |f_#in~q.offset|))) (and (or (not (<= .cse0 2147483647)) (and (<= (select (select |#memory_int| f_~q.base) f_~q.offset) 2147483646) (<= .cse1 2147483647))) (or (not (<= .cse0 2147483646)) (<= .cse1 2147483646)))) [2022-12-13 17:44:20,380 INFO L899 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2022-12-13 17:44:20,380 INFO L899 garLoopResultBuilder]: For program point fErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 20) no Hoare annotation was computed. [2022-12-13 17:44:20,380 INFO L899 garLoopResultBuilder]: For program point fFINAL(lines 12 22) no Hoare annotation was computed. [2022-12-13 17:44:20,380 INFO L899 garLoopResultBuilder]: For program point L20-1(line 20) no Hoare annotation was computed. [2022-12-13 17:44:20,380 INFO L895 garLoopResultBuilder]: At program point L33(line 33) the Hoare annotation is: (or (not (<= (select (select |old(#memory_int)| |g_#in~p.base|) |g_#in~p.offset|) 2147483646)) (and (<= (select (select |#memory_int| g_~p.base) g_~p.offset) 2147483646) (<= (select (select |#memory_int| |g_#in~p.base|) |g_#in~p.offset|) 2147483646))) [2022-12-13 17:44:20,381 INFO L899 garLoopResultBuilder]: For program point L27(lines 27 28) no Hoare annotation was computed. [2022-12-13 17:44:20,381 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 25 34) the Hoare annotation is: (or (<= (select (select |#memory_int| |g_#in~p.base|) |g_#in~p.offset|) 2147483646) (not (<= (select (select |old(#memory_int)| |g_#in~p.base|) |g_#in~p.offset|) 2147483646))) [2022-12-13 17:44:20,381 INFO L899 garLoopResultBuilder]: For program point gEXIT(lines 25 34) no Hoare annotation was computed. [2022-12-13 17:44:20,381 INFO L899 garLoopResultBuilder]: For program point gFINAL(lines 25 34) no Hoare annotation was computed. [2022-12-13 17:44:20,381 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-13 17:44:20,381 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-12-13 17:44:20,381 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-12-13 17:44:20,381 INFO L895 garLoopResultBuilder]: At program point L44(line 44) the Hoare annotation is: (<= (select (select |#memory_int| |ULTIMATE.start_main_~p1~0#1.base|) |ULTIMATE.start_main_~p1~0#1.offset|) 2147483647) [2022-12-13 17:44:20,382 INFO L899 garLoopResultBuilder]: For program point L44-1(line 44) no Hoare annotation was computed. [2022-12-13 17:44:20,382 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-13 17:44:20,382 INFO L899 garLoopResultBuilder]: For program point L37(lines 37 49) no Hoare annotation was computed. [2022-12-13 17:44:20,385 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-12-13 17:44:20,387 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 17:44:20,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 05:44:20 BoogieIcfgContainer [2022-12-13 17:44:20,391 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 17:44:20,392 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 17:44:20,392 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 17:44:20,392 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 17:44:20,392 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:44:19" (3/4) ... [2022-12-13 17:44:20,395 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 17:44:20,401 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure f [2022-12-13 17:44:20,401 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure g [2022-12-13 17:44:20,405 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-12-13 17:44:20,405 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-13 17:44:20,405 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 17:44:20,405 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 17:44:20,431 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 17:44:20,431 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 17:44:20,432 INFO L158 Benchmark]: Toolchain (without parser) took 1749.09ms. Allocated memory is still 174.1MB. Free memory was 138.4MB in the beginning and 102.7MB in the end (delta: 35.7MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2022-12-13 17:44:20,432 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 96.5MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:44:20,432 INFO L158 Benchmark]: CACSL2BoogieTranslator took 158.03ms. Allocated memory is still 174.1MB. Free memory was 137.9MB in the beginning and 128.4MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 17:44:20,432 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.58ms. Allocated memory is still 174.1MB. Free memory was 128.4MB in the beginning and 127.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:44:20,433 INFO L158 Benchmark]: Boogie Preprocessor took 14.40ms. Allocated memory is still 174.1MB. Free memory was 127.3MB in the beginning and 125.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 17:44:20,433 INFO L158 Benchmark]: RCFGBuilder took 250.56ms. Allocated memory is still 174.1MB. Free memory was 125.9MB in the beginning and 114.9MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 17:44:20,433 INFO L158 Benchmark]: TraceAbstraction took 1257.05ms. Allocated memory is still 174.1MB. Free memory was 113.8MB in the beginning and 104.8MB in the end (delta: 9.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2022-12-13 17:44:20,433 INFO L158 Benchmark]: Witness Printer took 39.70ms. Allocated memory is still 174.1MB. Free memory was 104.8MB in the beginning and 102.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 17:44:20,435 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 96.5MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 158.03ms. Allocated memory is still 174.1MB. Free memory was 137.9MB in the beginning and 128.4MB in the end (delta: 9.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.58ms. Allocated memory is still 174.1MB. Free memory was 128.4MB in the beginning and 127.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.40ms. Allocated memory is still 174.1MB. Free memory was 127.3MB in the beginning and 125.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 250.56ms. Allocated memory is still 174.1MB. Free memory was 125.9MB in the beginning and 114.9MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1257.05ms. Allocated memory is still 174.1MB. Free memory was 113.8MB in the beginning and 104.8MB in the end (delta: 9.0MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Witness Printer took 39.70ms. Allocated memory is still 174.1MB. Free memory was 104.8MB in the beginning and 102.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 20]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 98 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 66 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 148 IncrementalHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 32 mSDtfsCounter, 148 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 9 PreInvPairs, 9 NumberOfFragments, 121 HoareAnnotationTreeSize, 9 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 5 FomulaSimplificationsInter, 8 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 129 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-12-13 17:44:20,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_668a9228-f0b3-481b-8f9b-ac22fa200172/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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