./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh --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 224124331a9cf6d591dda5cf0214448c28166748d3252ec664da301130d1a9f9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:19:39,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:19:39,655 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-12-02 13:19:39,659 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:19:39,660 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:19:39,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:19:39,684 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:19:39,684 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:19:39,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:19:39,686 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:19:39,686 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:19:39,687 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:19:39,687 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:19:39,688 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:19:39,688 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:19:39,689 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:19:39,689 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:19:39,690 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:19:39,690 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:19:39,691 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:19:39,691 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:19:39,692 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:19:39,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:19:39,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:19:39,694 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:19:39,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:19:39,695 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:19:39,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:19:39,696 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:19:39,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:19:39,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:19:39,697 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 13:19:39,697 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 13:19:39,697 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:19:39,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:19:39,698 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:19:39,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:19:39,698 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:19:39,698 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:19:39,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:19:39,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:19:39,699 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:19:39,699 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:19:39,699 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:19:39,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:19:39,700 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:19:39,700 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:19:39,700 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:19:39,700 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:19:39,700 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_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 224124331a9cf6d591dda5cf0214448c28166748d3252ec664da301130d1a9f9 [2023-12-02 13:19:39,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:19:39,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:19:39,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:19:39,955 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:19:39,956 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:19:39,957 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c [2023-12-02 13:19:42,739 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:19:42,904 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:19:42,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/sv-benchmarks/c/nla-digbench-scaling/lcm2_valuebound100.c [2023-12-02 13:19:42,911 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/data/b06251a05/c34c704a24a3425e994d1a692fd7032e/FLAG1cddf022c [2023-12-02 13:19:42,923 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/data/b06251a05/c34c704a24a3425e994d1a692fd7032e [2023-12-02 13:19:42,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:19:42,926 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:19:42,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:19:42,927 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:19:42,931 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:19:42,932 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:19:42" (1/1) ... [2023-12-02 13:19:42,933 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1abb85ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:42, skipping insertion in model container [2023-12-02 13:19:42,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:19:42" (1/1) ... [2023-12-02 13:19:42,954 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:19:43,112 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:19:43,120 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:19:43,136 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:19:43,150 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:19:43,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43 WrapperNode [2023-12-02 13:19:43,150 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:19:43,151 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:19:43,152 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:19:43,152 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:19:43,159 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43" (1/1) ... [2023-12-02 13:19:43,165 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43" (1/1) ... [2023-12-02 13:19:43,185 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2023-12-02 13:19:43,185 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:19:43,186 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:19:43,186 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:19:43,186 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:19:43,195 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43" (1/1) ... [2023-12-02 13:19:43,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43" (1/1) ... [2023-12-02 13:19:43,197 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43" (1/1) ... [2023-12-02 13:19:43,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43" (1/1) ... [2023-12-02 13:19:43,200 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43" (1/1) ... [2023-12-02 13:19:43,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43" (1/1) ... [2023-12-02 13:19:43,204 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43" (1/1) ... [2023-12-02 13:19:43,205 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43" (1/1) ... [2023-12-02 13:19:43,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:19:43,207 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:19:43,207 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:19:43,207 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:19:43,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43" (1/1) ... [2023-12-02 13:19:43,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:19:43,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:19:43,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:19:43,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:19:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:19:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:19:43,268 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:19:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:19:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:19:43,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:19:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 13:19:43,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 13:19:43,329 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:19:43,331 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:19:43,459 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:19:43,507 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:19:43,507 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:19:43,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:19:43 BoogieIcfgContainer [2023-12-02 13:19:43,509 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:19:43,512 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:19:43,512 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:19:43,516 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:19:43,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:19:42" (1/3) ... [2023-12-02 13:19:43,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae67fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:19:43, skipping insertion in model container [2023-12-02 13:19:43,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:19:43" (2/3) ... [2023-12-02 13:19:43,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae67fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:19:43, skipping insertion in model container [2023-12-02 13:19:43,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:19:43" (3/3) ... [2023-12-02 13:19:43,518 INFO L112 eAbstractionObserver]: Analyzing ICFG lcm2_valuebound100.c [2023-12-02 13:19:43,537 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:19:43,538 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-12-02 13:19:43,539 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae67fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:19:43, skipping insertion in model container [2023-12-02 13:19:43,539 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 13:19:43,540 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 13:19:43,540 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 13:19:43,541 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 13:19:43,541 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:19:43" (3/3) ... [2023-12-02 13:19:43,543 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 13:19:43,547 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-02 13:19:43,547 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-02 13:19:43,551 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-12-02 13:19:43,552 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-02 13:19:43,552 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-02 13:19:43,552 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 13:19:43,553 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 13:19:43,642 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/witness.graphml [2023-12-02 13:19:43,643 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/witness.yml [2023-12-02 13:19:43,643 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 13:19:43,645 INFO L158 Benchmark]: Toolchain (without parser) took 718.24ms. Allocated memory is still 161.5MB. Free memory was 122.7MB in the beginning and 102.0MB in the end (delta: 20.7MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-12-02 13:19:43,645 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 115.3MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:19:43,646 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.01ms. Allocated memory is still 161.5MB. Free memory was 122.7MB in the beginning and 126.5MB in the end (delta: -3.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 13:19:43,646 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.54ms. Allocated memory is still 161.5MB. Free memory was 126.5MB in the beginning and 124.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 13:19:43,647 INFO L158 Benchmark]: Boogie Preprocessor took 20.30ms. Allocated memory is still 161.5MB. Free memory was 124.3MB in the beginning and 123.6MB in the end (delta: 702.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 13:19:43,647 INFO L158 Benchmark]: RCFGBuilder took 302.40ms. Allocated memory is still 161.5MB. Free memory was 123.6MB in the beginning and 109.7MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 13:19:43,648 INFO L158 Benchmark]: TraceAbstraction took 27.15ms. Allocated memory is still 161.5MB. Free memory was 109.0MB in the beginning and 106.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 13:19:43,648 INFO L158 Benchmark]: Witness Printer took 103.07ms. Allocated memory is still 161.5MB. Free memory was 106.9MB in the beginning and 102.0MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 13:19:43,651 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 115.3MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 224.01ms. Allocated memory is still 161.5MB. Free memory was 122.7MB in the beginning and 126.5MB in the end (delta: -3.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.54ms. Allocated memory is still 161.5MB. Free memory was 126.5MB in the beginning and 124.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.30ms. Allocated memory is still 161.5MB. Free memory was 124.3MB in the beginning and 123.6MB in the end (delta: 702.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 302.40ms. Allocated memory is still 161.5MB. Free memory was 123.6MB in the beginning and 109.7MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 27.15ms. Allocated memory is still 161.5MB. Free memory was 109.0MB in the beginning and 106.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 103.07ms. Allocated memory is still 161.5MB. Free memory was 106.9MB in the beginning and 102.0MB in the end (delta: 4.9MB). 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! [2023-12-02 13:19:43,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3451afbf-4fa0-4592-872e-e56ff0a12a2d/bin/utaipan-verify-nQ1chXbOIh/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