./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id2_b2_o3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_b2_o3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 27149dc6702b40ed508ca85da6c2aa8aa33688ab27cc92cc19b394120cb70fd9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:54:15,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:54:15,783 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-19 04:54:15,791 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:54:15,792 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:54:15,826 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:54:15,827 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:54:15,828 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:54:15,829 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:54:15,829 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:54:15,830 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:54:15,831 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:54:15,831 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:54:15,832 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:54:15,833 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:54:15,833 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:54:15,834 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:54:15,835 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:54:15,835 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:54:15,836 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:54:15,836 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:54:15,837 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:54:15,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:54:15,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:54:15,839 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:54:15,840 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:54:15,840 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:54:15,841 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:54:15,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:54:15,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:54:15,842 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:54:15,843 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:54:15,843 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:54:15,843 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:54:15,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:54:15,844 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:54:15,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:54:15,845 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:54:15,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:54:15,845 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:54:15,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:54:15,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:54:15,846 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:54:15,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:54:15,847 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:54:15,847 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:54:15,847 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:54:15,847 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27149dc6702b40ed508ca85da6c2aa8aa33688ab27cc92cc19b394120cb70fd9 [2023-11-19 04:54:16,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:54:16,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:54:16,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:54:16,221 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:54:16,222 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:54:16,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/recursive-simple/id2_b2_o3.c [2023-11-19 04:54:20,120 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:54:20,373 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:54:20,374 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/sv-benchmarks/c/recursive-simple/id2_b2_o3.c [2023-11-19 04:54:20,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/data/c3ca59f9f/ff37a870558f4cf2846cf24f03c3f610/FLAG9cb79f156 [2023-11-19 04:54:20,412 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/data/c3ca59f9f/ff37a870558f4cf2846cf24f03c3f610 [2023-11-19 04:54:20,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:54:20,428 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:54:20,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:54:20,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:54:20,439 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:54:20,440 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,441 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f65c159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20, skipping insertion in model container [2023-11-19 04:54:20,441 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,469 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:54:20,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:54:20,664 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:54:20,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:54:20,702 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:54:20,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20 WrapperNode [2023-11-19 04:54:20,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:54:20,704 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:54:20,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:54:20,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:54:20,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,731 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,755 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 20 [2023-11-19 04:54:20,756 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:54:20,757 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:54:20,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:54:20,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:54:20,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,769 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,772 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,772 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,781 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,788 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,789 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,797 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:54:20,800 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:54:20,800 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:54:20,801 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:54:20,802 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20" (1/1) ... [2023-11-19 04:54:20,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:54:20,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:54:20,843 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:54:20,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:54:20,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:54:20,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:54:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2023-11-19 04:54:20,892 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2023-11-19 04:54:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:54:20,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:54:20,892 INFO L130 BoogieDeclarations]: Found specification of procedure id [2023-11-19 04:54:20,893 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2023-11-19 04:54:20,979 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:54:20,984 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:54:21,175 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:54:21,276 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:54:21,284 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:54:21,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:54:21 BoogieIcfgContainer [2023-11-19 04:54:21,299 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:54:21,303 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:54:21,304 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:54:21,309 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:54:21,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:54:20" (1/3) ... [2023-11-19 04:54:21,312 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44b9c50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:54:21, skipping insertion in model container [2023-11-19 04:54:21,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:54:20" (2/3) ... [2023-11-19 04:54:21,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44b9c50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:54:21, skipping insertion in model container [2023-11-19 04:54:21,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:54:21" (3/3) ... [2023-11-19 04:54:21,317 INFO L112 eAbstractionObserver]: Analyzing ICFG id2_b2_o3.c [2023-11-19 04:54:21,369 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:54:21,370 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-19 04:54:21,373 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44b9c50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:54:21, skipping insertion in model container [2023-11-19 04:54:21,373 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:54:21,375 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:54:21,375 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:54:21,375 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:54:21,376 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:54:21" (3/3) ... [2023-11-19 04:54:21,379 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:54:21,383 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure id2 [2023-11-19 04:54:21,384 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2023-11-19 04:54:21,395 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-19 04:54:21,397 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-19 04:54:21,397 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 04:54:21,398 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:54:21,537 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 04:54:21,538 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/witness.yml [2023-11-19 04:54:21,538 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:54:21,540 INFO L158 Benchmark]: Toolchain (without parser) took 1111.13ms. Allocated memory is still 151.0MB. Free memory was 107.9MB in the beginning and 117.8MB in the end (delta: -9.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:54:21,540 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 100.7MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:54:21,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.83ms. Allocated memory is still 151.0MB. Free memory was 107.6MB in the beginning and 97.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:54:21,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.44ms. Allocated memory is still 151.0MB. Free memory was 97.4MB in the beginning and 96.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:54:21,542 INFO L158 Benchmark]: Boogie Preprocessor took 41.39ms. Allocated memory is still 151.0MB. Free memory was 96.1MB in the beginning and 95.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:54:21,543 INFO L158 Benchmark]: RCFGBuilder took 499.25ms. Allocated memory is still 151.0MB. Free memory was 95.0MB in the beginning and 83.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:54:21,543 INFO L158 Benchmark]: TraceAbstraction took 70.94ms. Allocated memory is still 151.0MB. Free memory was 83.1MB in the beginning and 122.3MB in the end (delta: -39.2MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-11-19 04:54:21,544 INFO L158 Benchmark]: Witness Printer took 163.23ms. Allocated memory is still 151.0MB. Free memory was 122.3MB in the beginning and 117.8MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:54:21,547 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 100.7MB. Free memory is still 50.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.83ms. Allocated memory is still 151.0MB. Free memory was 107.6MB in the beginning and 97.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.44ms. Allocated memory is still 151.0MB. Free memory was 97.4MB in the beginning and 96.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.39ms. Allocated memory is still 151.0MB. Free memory was 96.1MB in the beginning and 95.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 499.25ms. Allocated memory is still 151.0MB. Free memory was 95.0MB in the beginning and 83.8MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 70.94ms. Allocated memory is still 151.0MB. Free memory was 83.1MB in the beginning and 122.3MB in the end (delta: -39.2MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Witness Printer took 163.23ms. Allocated memory is still 151.0MB. Free memory was 122.3MB in the beginning and 117.8MB in the end (delta: 4.5MB). 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! [2023-11-19 04:54:21,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d761258-c4ec-4133-86e1-14847ab092ca/bin/utaipan-verify-t7M7D8N6sZ/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