./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e7bb482b 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_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP --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 6aa101e89b2723d4f5947187ba488e187ab12407b68aa9902fd202aa577ac822 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:20:38,877 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:20:38,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-06 22:20:38,960 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:20:38,961 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:20:38,989 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:20:38,990 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:20:38,990 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:20:38,991 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:20:38,992 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:20:38,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:20:38,993 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:20:38,994 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:20:38,994 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:20:38,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:20:38,995 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:20:38,996 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:20:38,996 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:20:38,997 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:20:38,997 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:20:38,998 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-06 22:20:38,999 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:20:38,999 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:20:38,999 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:20:39,000 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:20:39,000 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:20:39,001 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:20:39,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:20:39,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:20:39,002 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:20:39,003 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:20:39,003 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:20:39,003 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:20:39,004 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:20:39,004 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:20:39,004 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:20:39,004 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:20:39,005 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:20:39,005 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_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6aa101e89b2723d4f5947187ba488e187ab12407b68aa9902fd202aa577ac822 [2023-11-06 22:20:39,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:20:39,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:20:39,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:20:39,305 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:20:39,306 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:20:39,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2023-11-06 22:20:42,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:20:42,769 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:20:42,770 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/sv-benchmarks/c/termination-crafted/Cairo_step2-3.c [2023-11-06 22:20:42,784 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/data/9fcd73f9f/f3b539bdd14b4e3383b7a8145e75b181/FLAGa7d1ece48 [2023-11-06 22:20:42,803 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/data/9fcd73f9f/f3b539bdd14b4e3383b7a8145e75b181 [2023-11-06 22:20:42,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:20:42,808 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:20:42,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:20:42,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:20:42,818 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:20:42,820 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:20:42" (1/1) ... [2023-11-06 22:20:42,821 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e011a93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:42, skipping insertion in model container [2023-11-06 22:20:42,822 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:20:42" (1/1) ... [2023-11-06 22:20:42,846 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:20:42,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:20:42,997 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:20:43,011 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:20:43,026 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:20:43,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43 WrapperNode [2023-11-06 22:20:43,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:20:43,028 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:20:43,028 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:20:43,029 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:20:43,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43" (1/1) ... [2023-11-06 22:20:43,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43" (1/1) ... [2023-11-06 22:20:43,060 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 14 [2023-11-06 22:20:43,060 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:20:43,061 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:20:43,061 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:20:43,062 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:20:43,071 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43" (1/1) ... [2023-11-06 22:20:43,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43" (1/1) ... [2023-11-06 22:20:43,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43" (1/1) ... [2023-11-06 22:20:43,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43" (1/1) ... [2023-11-06 22:20:43,075 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43" (1/1) ... [2023-11-06 22:20:43,079 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43" (1/1) ... [2023-11-06 22:20:43,080 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43" (1/1) ... [2023-11-06 22:20:43,081 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43" (1/1) ... [2023-11-06 22:20:43,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:20:43,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:20:43,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:20:43,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:20:43,085 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43" (1/1) ... [2023-11-06 22:20:43,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:20:43,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:20:43,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:20:43,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:20:43,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:20:43,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:20:43,232 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:20:43,234 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:20:43,301 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:20:43,308 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:20:43,308 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:20:43,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:20:43 BoogieIcfgContainer [2023-11-06 22:20:43,311 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:20:43,314 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:20:43,314 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:20:43,318 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:20:43,318 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:20:42" (1/3) ... [2023-11-06 22:20:43,319 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d4dda42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:20:43, skipping insertion in model container [2023-11-06 22:20:43,319 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:20:43" (2/3) ... [2023-11-06 22:20:43,320 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d4dda42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:20:43, skipping insertion in model container [2023-11-06 22:20:43,320 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:20:43" (3/3) ... [2023-11-06 22:20:43,322 INFO L112 eAbstractionObserver]: Analyzing ICFG Cairo_step2-3.c [2023-11-06 22:20:43,344 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:20:43,345 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-06 22:20:43,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d4dda42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:20:43, skipping insertion in model container [2023-11-06 22:20:43,347 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:20:43,348 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:20:43,348 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:20:43,348 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:20:43,349 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:20:43" (3/3) ... [2023-11-06 22:20:43,352 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:20:43,361 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 22:20:43,361 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:20:43,362 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-06 22:20:43,411 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:20:43,411 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:20:43,411 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:20:43,413 INFO L158 Benchmark]: Toolchain (without parser) took 604.23ms. Allocated memory is still 188.7MB. Free memory was 141.4MB in the beginning and 115.5MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-06 22:20:43,414 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 125.8MB. Free memory was 78.2MB in the beginning and 78.0MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:20:43,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.29ms. Allocated memory is still 188.7MB. Free memory was 141.4MB in the beginning and 132.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:20:43,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.55ms. Allocated memory is still 188.7MB. Free memory was 132.3MB in the beginning and 131.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:20:43,417 INFO L158 Benchmark]: Boogie Preprocessor took 21.09ms. Allocated memory is still 188.7MB. Free memory was 131.0MB in the beginning and 129.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:20:43,417 INFO L158 Benchmark]: RCFGBuilder took 227.79ms. Allocated memory is still 188.7MB. Free memory was 129.5MB in the beginning and 121.0MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 22:20:43,418 INFO L158 Benchmark]: TraceAbstraction took 33.40ms. Allocated memory is still 188.7MB. Free memory was 120.4MB in the beginning and 118.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:20:43,419 INFO L158 Benchmark]: Witness Printer took 63.82ms. Allocated memory is still 188.7MB. Free memory was 118.2MB in the beginning and 115.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:20:43,423 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 125.8MB. Free memory was 78.2MB in the beginning and 78.0MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.29ms. Allocated memory is still 188.7MB. Free memory was 141.4MB in the beginning and 132.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.55ms. Allocated memory is still 188.7MB. Free memory was 132.3MB in the beginning and 131.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.09ms. Allocated memory is still 188.7MB. Free memory was 131.0MB in the beginning and 129.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 227.79ms. Allocated memory is still 188.7MB. Free memory was 129.5MB in the beginning and 121.0MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 33.40ms. Allocated memory is still 188.7MB. Free memory was 120.4MB in the beginning and 118.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 63.82ms. Allocated memory is still 188.7MB. Free memory was 118.2MB in the beginning and 115.5MB in the end (delta: 2.8MB). 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! [2023-11-06 22:20:43,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3f1d80a-df74-4299-85fb-0538bef2d9c4/bin/uautomizer-verify-WvqO1wxjHP/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