./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_67_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_67_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4a03443a68bc81372394ddbf1daa8625fc1a9c1766750f5c62bd989dd51ac38a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:03:09,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:03:09,143 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-24 00:03:09,155 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:03:09,155 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:03:09,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:03:09,185 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:03:09,185 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:03:09,186 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:03:09,186 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:03:09,186 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:03:09,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:03:09,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:03:09,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:03:09,187 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:03:09,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:03:09,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:03:09,187 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:03:09,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:03:09,189 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:03:09,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:03:09,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:03:09,189 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-24 00:03:09,189 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 00:03:09,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:03:09,189 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:03:09,189 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:03:09,190 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:03:09,190 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:03:09,190 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:03:09,190 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:03:09,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:03:09,190 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:03:09,190 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:03:09,190 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:03:09,190 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:03:09,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:03:09,191 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:03:09,191 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:03:09,191 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:03:09,191 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:03:09,191 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:03:09,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:03:09,191 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:03:09,191 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:03:09,191 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:03:09,192 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:03:09,192 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a03443a68bc81372394ddbf1daa8625fc1a9c1766750f5c62bd989dd51ac38a [2024-11-24 00:03:09,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:03:09,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:03:09,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:03:09,524 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:03:09,524 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:03:09,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_67_good.i [2024-11-24 00:03:12,460 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/data/671ddc3e0/a4b1272cfe014cccb94e740f791801f2/FLAGf4395cc33 [2024-11-24 00:03:13,126 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:03:13,131 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_67_good.i [2024-11-24 00:03:13,166 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/data/671ddc3e0/a4b1272cfe014cccb94e740f791801f2/FLAGf4395cc33 [2024-11-24 00:03:13,187 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/data/671ddc3e0/a4b1272cfe014cccb94e740f791801f2 [2024-11-24 00:03:13,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:03:13,194 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:03:13,196 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:03:13,197 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:03:13,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:03:13,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:03:13" (1/1) ... [2024-11-24 00:03:13,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6adbf415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:13, skipping insertion in model container [2024-11-24 00:03:13,204 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:03:13" (1/1) ... [2024-11-24 00:03:13,267 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:03:14,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:03:14,362 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:03:14,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:03:14,653 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:03:14,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14 WrapperNode [2024-11-24 00:03:14,654 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:03:14,655 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:03:14,655 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:03:14,655 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:03:14,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,731 INFO L138 Inliner]: procedures = 501, calls = 46, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 78 [2024-11-24 00:03:14,732 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:03:14,732 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:03:14,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:03:14,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:03:14,743 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,746 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,765 INFO L175 MemorySlicer]: Split 8 memory accesses to 4 slices as follows [2, 2, 2, 2]. 25 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0, 0]. The 4 writes are split as follows [1, 1, 1, 1]. [2024-11-24 00:03:14,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,766 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,772 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,773 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,775 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,776 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:03:14,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:03:14,780 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:03:14,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:03:14,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (1/1) ... [2024-11-24 00:03:14,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:03:14,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:03:14,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:03:14,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:03:14,855 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-24 00:03:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-24 00:03:14,855 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-24 00:03:14,855 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-24 00:03:14,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 00:03:14,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 00:03:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 00:03:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 00:03:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 00:03:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:03:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:03:14,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:03:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 00:03:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 00:03:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 00:03:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 00:03:14,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 00:03:15,054 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:03:15,056 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:03:15,207 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-24 00:03:15,207 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:03:15,216 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:03:15,216 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-24 00:03:15,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:03:15 BoogieIcfgContainer [2024-11-24 00:03:15,217 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:03:15,219 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:03:15,219 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:03:15,224 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:03:15,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:03:13" (1/3) ... [2024-11-24 00:03:15,225 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ce4bd7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:03:15, skipping insertion in model container [2024-11-24 00:03:15,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:14" (2/3) ... [2024-11-24 00:03:15,225 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ce4bd7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:03:15, skipping insertion in model container [2024-11-24 00:03:15,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:03:15" (3/3) ... [2024-11-24 00:03:15,226 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_preinc_67_good.i [2024-11-24 00:03:15,241 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:03:15,242 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_max_preinc_67_good.i that has 3 procedures, 36 locations, 1 initial locations, 0 loop locations, and 4 error locations. [2024-11-24 00:03:15,303 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:03:15,317 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6ab6f452, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:03:15,317 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-11-24 00:03:15,321 INFO L276 IsEmpty]: Start isEmpty. Operand has 36 states, 24 states have (on average 1.25) internal successors, (30), 29 states have internal predecessors, (30), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-24 00:03:15,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-24 00:03:15,327 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:15,327 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:15,328 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-11-24 00:03:15,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:15,333 INFO L85 PathProgramCache]: Analyzing trace with hash -223761761, now seen corresponding path program 1 times [2024-11-24 00:03:15,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:03:15,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257226907] [2024-11-24 00:03:15,341 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:15,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:03:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:16,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:03:16,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:03:16,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257226907] [2024-11-24 00:03:16,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257226907] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:03:16,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:03:16,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:03:16,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645060352] [2024-11-24 00:03:16,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:03:16,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:03:16,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:03:16,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:03:16,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:03:16,037 INFO L87 Difference]: Start difference. First operand has 36 states, 24 states have (on average 1.25) internal successors, (30), 29 states have internal predecessors, (30), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-24 00:03:16,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:03:16,077 INFO L93 Difference]: Finished difference Result 36 states and 40 transitions. [2024-11-24 00:03:16,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:03:16,080 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-11-24 00:03:16,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:03:16,087 INFO L225 Difference]: With dead ends: 36 [2024-11-24 00:03:16,088 INFO L226 Difference]: Without dead ends: 22 [2024-11-24 00:03:16,091 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:03:16,095 INFO L435 NwaCegarLoop]: 36 mSDtfsCounter, 1 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:03:16,097 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 70 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:03:16,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2024-11-24 00:03:16,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2024-11-24 00:03:16,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 16 states have (on average 1.125) internal successors, (18), 17 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 00:03:16,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 22 transitions. [2024-11-24 00:03:16,124 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 22 transitions. Word has length 9 [2024-11-24 00:03:16,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:03:16,125 INFO L471 AbstractCegarLoop]: Abstraction has 22 states and 22 transitions. [2024-11-24 00:03:16,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-24 00:03:16,125 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 22 transitions. [2024-11-24 00:03:16,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-24 00:03:16,126 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:16,126 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:16,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 00:03:16,126 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-11-24 00:03:16,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:16,127 INFO L85 PathProgramCache]: Analyzing trace with hash 584313829, now seen corresponding path program 1 times [2024-11-24 00:03:16,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:03:16,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173284915] [2024-11-24 00:03:16,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:16,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:03:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:16,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 00:03:16,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:03:16,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173284915] [2024-11-24 00:03:16,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173284915] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:03:16,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:03:16,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:03:16,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554420024] [2024-11-24 00:03:16,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:03:16,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:03:16,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:03:16,521 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:03:16,521 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:03:16,521 INFO L87 Difference]: Start difference. First operand 22 states and 22 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 00:03:16,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:03:16,529 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2024-11-24 00:03:16,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:03:16,530 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 19 [2024-11-24 00:03:16,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:03:16,531 INFO L225 Difference]: With dead ends: 22 [2024-11-24 00:03:16,531 INFO L226 Difference]: Without dead ends: 0 [2024-11-24 00:03:16,531 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:03:16,532 INFO L435 NwaCegarLoop]: 18 mSDtfsCounter, 0 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:03:16,532 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 35 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:03:16,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-24 00:03:16,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-24 00:03:16,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-24 00:03:16,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-24 00:03:16,533 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2024-11-24 00:03:16,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:03:16,533 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-24 00:03:16,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 00:03:16,534 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-24 00:03:16,537 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-24 00:03:16,539 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2024-11-24 00:03:16,541 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2024-11-24 00:03:16,541 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2024-11-24 00:03:16,541 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2024-11-24 00:03:16,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:03:16,547 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-24 00:03:16,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-24 00:03:16,571 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:03:16,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:03:16 BoogieIcfgContainer [2024-11-24 00:03:16,576 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:03:16,577 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:03:16,577 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:03:16,577 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:03:16,578 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:03:15" (3/4) ... [2024-11-24 00:03:16,579 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-24 00:03:16,583 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-11-24 00:03:16,583 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-11-24 00:03:16,588 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-24 00:03:16,589 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-24 00:03:16,589 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-24 00:03:16,660 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-24 00:03:16,660 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-24 00:03:16,660 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:03:16,661 INFO L158 Benchmark]: Toolchain (without parser) took 3467.40ms. Allocated memory was 117.4MB in the beginning and 343.9MB in the end (delta: 226.5MB). Free memory was 90.4MB in the beginning and 246.7MB in the end (delta: -156.3MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2024-11-24 00:03:16,661 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:03:16,661 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1458.62ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 82.0MB in the end (delta: 8.4MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. [2024-11-24 00:03:16,662 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.85ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 78.7MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:03:16,662 INFO L158 Benchmark]: Boogie Preprocessor took 47.34ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:03:16,662 INFO L158 Benchmark]: RCFGBuilder took 436.78ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 62.5MB in the end (delta: 14.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:03:16,663 INFO L158 Benchmark]: TraceAbstraction took 1357.33ms. Allocated memory was 117.4MB in the beginning and 343.9MB in the end (delta: 226.5MB). Free memory was 61.9MB in the beginning and 251.7MB in the end (delta: -189.8MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2024-11-24 00:03:16,663 INFO L158 Benchmark]: Witness Printer took 83.19ms. Allocated memory is still 343.9MB. Free memory was 251.7MB in the beginning and 246.7MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:03:16,665 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1458.62ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 82.0MB in the end (delta: 8.4MB). Peak memory consumption was 66.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.85ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 78.7MB in the end (delta: 2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.34ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 436.78ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 62.5MB in the end (delta: 14.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1357.33ms. Allocated memory was 117.4MB in the beginning and 343.9MB in the end (delta: 226.5MB). Free memory was 61.9MB in the beginning and 251.7MB in the end (delta: -189.8MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. * Witness Printer took 83.19ms. Allocated memory is still 343.9MB. Free memory was 251.7MB in the beginning and 246.7MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1598]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 36 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 105 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 51 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 54 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=36occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 26 ConstructedInterpolants, 0 QuantifiedInterpolants, 32 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-24 00:03:16,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7d9c724-25ad-4848-b733-70220402b4c5/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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