./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_loop-invariants/recursified_odd.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursified_loop-invariants/recursified_odd.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ --witnessprinter.witness.filename witness --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 32bit --witnessprinter.graph.data.programhash ffea1692e410b7d3050e071f36dd949061a309155c1ef5932cf0b967218f65ca --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 22:28:06,951 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:28:07,024 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-23 22:28:07,030 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:28:07,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:28:07,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:28:07,059 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:28:07,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:28:07,060 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:28:07,061 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:28:07,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:28:07,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:28:07,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:28:07,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:28:07,064 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:28:07,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:28:07,065 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:28:07,066 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 22:28:07,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 22:28:07,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 22:28:07,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:28:07,076 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:28:07,077 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:28:07,077 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:28:07,078 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 22:28:07,078 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 22:28:07,078 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 22:28:07,079 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:28:07,079 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:28:07,080 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:28:07,081 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:28:07,083 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:28:07,084 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:28:07,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:28:07,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:28:07,085 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:28:07,085 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:28:07,085 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 22:28:07,085 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 22:28:07,086 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:28:07,086 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:28:07,086 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:28:07,087 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:28:07,087 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:28:07,087 INFO L153 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_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ffea1692e410b7d3050e071f36dd949061a309155c1ef5932cf0b967218f65ca [2023-11-23 22:28:07,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:28:07,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:28:07,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:28:07,389 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:28:07,389 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:28:07,390 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/recursified_loop-invariants/recursified_odd.c [2023-11-23 22:28:10,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:28:10,804 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:28:10,805 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/sv-benchmarks/c/recursified_loop-invariants/recursified_odd.c [2023-11-23 22:28:10,815 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/data/92366b334/c2e2853a84b44cbaad9e034d3b686444/FLAGeca85c2bb [2023-11-23 22:28:10,834 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/data/92366b334/c2e2853a84b44cbaad9e034d3b686444 [2023-11-23 22:28:10,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:28:10,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:28:10,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:28:10,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:28:10,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:28:10,855 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:28:10" (1/1) ... [2023-11-23 22:28:10,856 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b662263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:10, skipping insertion in model container [2023-11-23 22:28:10,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:28:10" (1/1) ... [2023-11-23 22:28:10,881 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:28:11,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:28:11,101 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 22:28:11,120 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 22:28:11,138 INFO L206 MainTranslator]: Completed translation [2023-11-23 22:28:11,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11 WrapperNode [2023-11-23 22:28:11,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:28:11,140 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 22:28:11,140 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 22:28:11,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 22:28:11,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (1/1) ... [2023-11-23 22:28:11,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (1/1) ... [2023-11-23 22:28:11,181 INFO L138 Inliner]: procedures = 15, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2023-11-23 22:28:11,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 22:28:11,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 22:28:11,183 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 22:28:11,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 22:28:11,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (1/1) ... [2023-11-23 22:28:11,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (1/1) ... [2023-11-23 22:28:11,207 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (1/1) ... [2023-11-23 22:28:11,230 INFO L189 HeapSplitter]: Split 12 memory accesses to 3 slices as follows [2, 6, 4] [2023-11-23 22:28:11,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (1/1) ... [2023-11-23 22:28:11,231 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (1/1) ... [2023-11-23 22:28:11,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (1/1) ... [2023-11-23 22:28:11,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (1/1) ... [2023-11-23 22:28:11,250 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (1/1) ... [2023-11-23 22:28:11,252 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (1/1) ... [2023-11-23 22:28:11,257 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 22:28:11,258 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 22:28:11,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 22:28:11,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 22:28:11,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (1/1) ... [2023-11-23 22:28:11,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:28:11,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 22:28:11,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 22:28:11,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 22:28:11,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 22:28:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_13_to_14_0 [2023-11-23 22:28:11,346 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_13_to_14_0 [2023-11-23 22:28:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 22:28:11,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 22:28:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 22:28:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 22:28:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 22:28:11,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 22:28:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 22:28:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 22:28:11,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 22:28:11,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 22:28:11,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 22:28:11,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 22:28:11,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 22:28:11,431 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 22:28:11,433 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 22:28:11,610 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 22:28:11,660 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 22:28:11,661 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 22:28:11,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:28:11 BoogieIcfgContainer [2023-11-23 22:28:11,662 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 22:28:11,667 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 22:28:11,667 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 22:28:11,672 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 22:28:11,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:28:10" (1/3) ... [2023-11-23 22:28:11,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@da3fec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:28:11, skipping insertion in model container [2023-11-23 22:28:11,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:28:11" (2/3) ... [2023-11-23 22:28:11,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@da3fec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:28:11, skipping insertion in model container [2023-11-23 22:28:11,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:28:11" (3/3) ... [2023-11-23 22:28:11,677 INFO L112 eAbstractionObserver]: Analyzing ICFG recursified_odd.c [2023-11-23 22:28:11,699 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 22:28:11,699 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-23 22:28:11,703 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@da3fec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:28:11, skipping insertion in model container [2023-11-23 22:28:11,703 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 22:28:11,705 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 22:28:11,705 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 22:28:11,705 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 22:28:11,706 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:28:11" (3/3) ... [2023-11-23 22:28:11,709 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 22:28:11,713 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_13_to_14_0 [2023-11-23 22:28:11,718 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-23 22:28:11,719 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-23 22:28:11,720 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 22:28:11,720 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 22:28:11,720 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 22:28:11,834 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/witness.graphml [2023-11-23 22:28:11,839 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/witness.yml [2023-11-23 22:28:11,840 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 22:28:11,841 INFO L158 Benchmark]: Toolchain (without parser) took 996.77ms. Allocated memory is still 157.3MB. Free memory was 125.1MB in the beginning and 93.5MB in the end (delta: 31.6MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-23 22:28:11,842 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 22:28:11,843 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.43ms. Allocated memory is still 157.3MB. Free memory was 125.1MB in the beginning and 114.8MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 22:28:11,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.53ms. Allocated memory is still 157.3MB. Free memory was 114.8MB in the beginning and 113.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 22:28:11,848 INFO L158 Benchmark]: Boogie Preprocessor took 74.61ms. Allocated memory is still 157.3MB. Free memory was 113.3MB in the beginning and 111.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 22:28:11,849 INFO L158 Benchmark]: RCFGBuilder took 403.52ms. Allocated memory is still 157.3MB. Free memory was 111.8MB in the beginning and 100.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 22:28:11,849 INFO L158 Benchmark]: TraceAbstraction took 36.02ms. Allocated memory is still 157.3MB. Free memory was 99.8MB in the beginning and 98.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 22:28:11,850 INFO L158 Benchmark]: Witness Printer took 135.14ms. Allocated memory is still 157.3MB. Free memory was 98.0MB in the beginning and 93.5MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 22:28:11,859 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.43ms. Allocated memory is still 157.3MB. Free memory was 125.1MB in the beginning and 114.8MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.53ms. Allocated memory is still 157.3MB. Free memory was 114.8MB in the beginning and 113.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.61ms. Allocated memory is still 157.3MB. Free memory was 113.3MB in the beginning and 111.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 403.52ms. Allocated memory is still 157.3MB. Free memory was 111.8MB in the beginning and 100.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 36.02ms. Allocated memory is still 157.3MB. Free memory was 99.8MB in the beginning and 98.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 135.14ms. Allocated memory is still 157.3MB. Free memory was 98.0MB in the beginning and 93.5MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-23 22:28:11,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c63dd7be-d5fb-43d7-a8ec-7f602bc0fbef/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE