./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.04-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.04-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91 --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 64bit --witnessprinter.graph.data.programhash 4bbbe04c9dba98aa5a077e0a60c500bf4a30aa0c3c4a719617c99453275c1ed3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-25 00:03:07,597 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-25 00:03:07,712 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-64bit-Taipan_Default.epf [2023-11-25 00:03:07,724 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-25 00:03:07,727 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-25 00:03:07,767 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-25 00:03:07,768 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-25 00:03:07,769 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-25 00:03:07,770 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-25 00:03:07,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-25 00:03:07,776 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-25 00:03:07,777 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-25 00:03:07,779 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-25 00:03:07,780 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-25 00:03:07,781 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-25 00:03:07,781 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-25 00:03:07,782 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-25 00:03:07,782 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-25 00:03:07,783 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-25 00:03:07,783 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-25 00:03:07,784 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-25 00:03:07,785 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-25 00:03:07,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-25 00:03:07,787 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-25 00:03:07,787 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-25 00:03:07,788 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-25 00:03:07,788 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-25 00:03:07,789 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-25 00:03:07,789 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-25 00:03:07,789 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-25 00:03:07,791 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-25 00:03:07,791 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-25 00:03:07,792 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-25 00:03:07,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-25 00:03:07,814 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-25 00:03:07,815 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-25 00:03:07,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:07,816 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-25 00:03:07,817 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-25 00:03:07,817 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-25 00:03:07,818 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-25 00:03:07,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-25 00:03:07,818 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-25 00:03:07,819 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-25 00:03:07,819 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-25 00:03:07,819 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-25 00:03:07,820 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_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bbbe04c9dba98aa5a077e0a60c500bf4a30aa0c3c4a719617c99453275c1ed3 [2023-11-25 00:03:08,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-25 00:03:08,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-25 00:03:08,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-25 00:03:08,171 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-25 00:03:08,173 INFO L274 PluginConnector]: CDTParser initialized [2023-11-25 00:03:08,175 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/termination-memory-alloca/b.04-alloca.i [2023-11-25 00:03:11,369 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-25 00:03:11,641 INFO L384 CDTParser]: Found 1 translation units. [2023-11-25 00:03:11,641 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/sv-benchmarks/c/termination-memory-alloca/b.04-alloca.i [2023-11-25 00:03:11,667 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/data/0e393b7ca/d045c5c331b14240b781eba63179dee8/FLAGdc775c38f [2023-11-25 00:03:11,683 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/data/0e393b7ca/d045c5c331b14240b781eba63179dee8 [2023-11-25 00:03:11,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-25 00:03:11,691 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-25 00:03:11,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:11,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-25 00:03:11,703 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-25 00:03:11,704 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:11" (1/1) ... [2023-11-25 00:03:11,705 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f86a499 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:11, skipping insertion in model container [2023-11-25 00:03:11,705 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 12:03:11" (1/1) ... [2023-11-25 00:03:11,751 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-25 00:03:12,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:12,048 INFO L202 MainTranslator]: Completed pre-run [2023-11-25 00:03:12,133 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-25 00:03:12,166 INFO L206 MainTranslator]: Completed translation [2023-11-25 00:03:12,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12 WrapperNode [2023-11-25 00:03:12,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-25 00:03:12,168 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:12,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-25 00:03:12,169 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-25 00:03:12,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12" (1/1) ... [2023-11-25 00:03:12,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12" (1/1) ... [2023-11-25 00:03:12,206 INFO L138 Inliner]: procedures = 111, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2023-11-25 00:03:12,206 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-25 00:03:12,207 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-25 00:03:12,207 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-25 00:03:12,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-25 00:03:12,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12" (1/1) ... [2023-11-25 00:03:12,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12" (1/1) ... [2023-11-25 00:03:12,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12" (1/1) ... [2023-11-25 00:03:12,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12" (1/1) ... [2023-11-25 00:03:12,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12" (1/1) ... [2023-11-25 00:03:12,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12" (1/1) ... [2023-11-25 00:03:12,228 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12" (1/1) ... [2023-11-25 00:03:12,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12" (1/1) ... [2023-11-25 00:03:12,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-25 00:03:12,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-25 00:03:12,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-25 00:03:12,233 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-25 00:03:12,234 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12" (1/1) ... [2023-11-25 00:03:12,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-25 00:03:12,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-25 00:03:12,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-25 00:03:12,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-25 00:03:12,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-25 00:03:12,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-25 00:03:12,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-25 00:03:12,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-25 00:03:12,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-25 00:03:12,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-25 00:03:12,472 INFO L241 CfgBuilder]: Building ICFG [2023-11-25 00:03:12,474 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-25 00:03:12,602 INFO L282 CfgBuilder]: Performing block encoding [2023-11-25 00:03:12,667 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-25 00:03:12,667 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-25 00:03:12,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:12 BoogieIcfgContainer [2023-11-25 00:03:12,669 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-25 00:03:12,673 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-25 00:03:12,679 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-25 00:03:12,683 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-25 00:03:12,683 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 12:03:11" (1/3) ... [2023-11-25 00:03:12,684 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2018cc9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:12, skipping insertion in model container [2023-11-25 00:03:12,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 12:03:12" (2/3) ... [2023-11-25 00:03:12,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2018cc9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 12:03:12, skipping insertion in model container [2023-11-25 00:03:12,687 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:12" (3/3) ... [2023-11-25 00:03:12,688 INFO L112 eAbstractionObserver]: Analyzing ICFG b.04-alloca.i [2023-11-25 00:03:12,708 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-25 00:03:12,708 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-25 00:03:12,709 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2018cc9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 12:03:12, skipping insertion in model container [2023-11-25 00:03:12,710 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-25 00:03:12,711 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-25 00:03:12,711 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-25 00:03:12,711 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-25 00:03:12,712 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 12:03:12" (3/3) ... [2023-11-25 00:03:12,714 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-25 00:03:12,723 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-25 00:03:12,723 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-25 00:03:12,723 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-25 00:03:12,724 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-25 00:03:12,818 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/witness.graphml [2023-11-25 00:03:12,818 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/witness.yml [2023-11-25 00:03:12,818 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-25 00:03:12,820 INFO L158 Benchmark]: Toolchain (without parser) took 1128.55ms. Allocated memory is still 167.8MB. Free memory was 127.0MB in the beginning and 88.0MB in the end (delta: 39.1MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-25 00:03:12,821 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 136.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:03:12,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.79ms. Allocated memory is still 167.8MB. Free memory was 126.7MB in the beginning and 110.9MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-25 00:03:12,822 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.44ms. Allocated memory is still 167.8MB. Free memory was 110.9MB in the beginning and 109.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-25 00:03:12,822 INFO L158 Benchmark]: Boogie Preprocessor took 24.36ms. Allocated memory is still 167.8MB. Free memory was 109.3MB in the beginning and 107.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:03:12,823 INFO L158 Benchmark]: RCFGBuilder took 437.34ms. Allocated memory is still 167.8MB. Free memory was 107.8MB in the beginning and 95.4MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-25 00:03:12,824 INFO L158 Benchmark]: TraceAbstraction took 37.06ms. Allocated memory is still 167.8MB. Free memory was 94.7MB in the beginning and 92.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-25 00:03:12,824 INFO L158 Benchmark]: Witness Printer took 108.07ms. Allocated memory is still 167.8MB. Free memory was 92.6MB in the beginning and 88.0MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-25 00:03:12,827 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 167.8MB. Free memory is still 136.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.79ms. Allocated memory is still 167.8MB. Free memory was 126.7MB in the beginning and 110.9MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.44ms. Allocated memory is still 167.8MB. Free memory was 110.9MB in the beginning and 109.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.36ms. Allocated memory is still 167.8MB. Free memory was 109.3MB in the beginning and 107.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 437.34ms. Allocated memory is still 167.8MB. Free memory was 107.8MB in the beginning and 95.4MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 37.06ms. Allocated memory is still 167.8MB. Free memory was 94.7MB in the beginning and 92.6MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 108.07ms. Allocated memory is still 167.8MB. Free memory was 92.6MB in the beginning and 88.0MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. 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! [2023-11-25 00:03:12,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e16aab0d-9b83-4547-bf0c-591ed3521ee9/bin/utaipan-verify-SwPr7d2a91/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