./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/StructInitialization2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 5fbdf5bf Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/ldv-memsafety/StructInitialization2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 40aebfbfcf1ace3ae19699b445fb033c37125741 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 17:43:18,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 17:43:18,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 17:43:18,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 17:43:18,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 17:43:18,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 17:43:18,357 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 17:43:18,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 17:43:18,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 17:43:18,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 17:43:18,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 17:43:18,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 17:43:18,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 17:43:18,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 17:43:18,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 17:43:18,374 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 17:43:18,375 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 17:43:18,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 17:43:18,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 17:43:18,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 17:43:18,382 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 17:43:18,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 17:43:18,384 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 17:43:18,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 17:43:18,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 17:43:18,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 17:43:18,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 17:43:18,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 17:43:18,402 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 17:43:18,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 17:43:18,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 17:43:18,403 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 17:43:18,405 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 17:43:18,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 17:43:18,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 17:43:18,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 17:43:18,407 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 17:43:18,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 17:43:18,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 17:43:18,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 17:43:18,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 17:43:18,409 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2021-08-30 17:43:18,441 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 17:43:18,442 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 17:43:18,442 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 17:43:18,442 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 17:43:18,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 17:43:18,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 17:43:18,443 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 17:43:18,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 17:43:18,443 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-30 17:43:18,443 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 17:43:18,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 17:43:18,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-30 17:43:18,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 17:43:18,443 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 17:43:18,444 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 17:43:18,444 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-30 17:43:18,444 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 17:43:18,444 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 17:43:18,444 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-30 17:43:18,444 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 17:43:18,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 17:43:18,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 17:43:18,444 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 17:43:18,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 17:43:18,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 17:43:18,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 17:43:18,445 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-30 17:43:18,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-30 17:43:18,445 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 17:43:18,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40aebfbfcf1ace3ae19699b445fb033c37125741 [2021-08-30 17:43:18,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 17:43:18,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 17:43:18,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 17:43:18,707 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 17:43:18,708 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 17:43:18,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/StructInitialization2.c [2021-08-30 17:43:18,756 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/376164a19/6337565c35894aa2a93f5da829558660/FLAG90839a4b0 [2021-08-30 17:43:19,122 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 17:43:19,122 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/StructInitialization2.c [2021-08-30 17:43:19,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/376164a19/6337565c35894aa2a93f5da829558660/FLAG90839a4b0 [2021-08-30 17:43:19,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/376164a19/6337565c35894aa2a93f5da829558660 [2021-08-30 17:43:19,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 17:43:19,147 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 17:43:19,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 17:43:19,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 17:43:19,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 17:43:19,152 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 05:43:19" (1/1) ... [2021-08-30 17:43:19,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4a185d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:43:19, skipping insertion in model container [2021-08-30 17:43:19,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 05:43:19" (1/1) ... [2021-08-30 17:43:19,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 17:43:19,171 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 17:43:19,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-30 17:43:19,276 INFO L203 MainTranslator]: Completed pre-run [2021-08-30 17:43:19,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-30 17:43:19,333 INFO L208 MainTranslator]: Completed translation [2021-08-30 17:43:19,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:43:19 WrapperNode [2021-08-30 17:43:19,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 17:43:19,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-30 17:43:19,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-30 17:43:19,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-30 17:43:19,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:43:19" (1/1) ... [2021-08-30 17:43:19,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:43:19" (1/1) ... [2021-08-30 17:43:19,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:43:19" (1/1) ... [2021-08-30 17:43:19,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:43:19" (1/1) ... [2021-08-30 17:43:19,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:43:19" (1/1) ... [2021-08-30 17:43:19,394 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:43:19" (1/1) ... [2021-08-30 17:43:19,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:43:19" (1/1) ... [2021-08-30 17:43:19,400 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-30 17:43:19,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-30 17:43:19,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-30 17:43:19,401 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-30 17:43:19,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:43:19" (1/1) ... [2021-08-30 17:43:19,406 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 17:43:19,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 17:43:19,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-30 17:43:19,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-30 17:43:19,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-08-30 17:43:19,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-30 17:43:19,447 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-08-30 17:43:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-30 17:43:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-08-30 17:43:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-30 17:43:19,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-08-30 17:43:19,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-08-30 17:43:19,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-30 17:43:19,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-08-30 17:43:19,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-30 17:43:19,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-30 17:43:19,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-08-30 17:43:19,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-30 17:43:19,758 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-30 17:43:19,759 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-08-30 17:43:19,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 05:43:19 BoogieIcfgContainer [2021-08-30 17:43:19,760 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-30 17:43:19,761 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-30 17:43:19,761 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-30 17:43:19,763 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-30 17:43:19,763 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 05:43:19" (1/3) ... [2021-08-30 17:43:19,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23a2a08b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 05:43:19, skipping insertion in model container [2021-08-30 17:43:19,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:43:19" (2/3) ... [2021-08-30 17:43:19,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23a2a08b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 05:43:19, skipping insertion in model container [2021-08-30 17:43:19,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 05:43:19" (3/3) ... [2021-08-30 17:43:19,765 INFO L111 eAbstractionObserver]: Analyzing ICFG StructInitialization2.c [2021-08-30 17:43:19,768 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-30 17:43:19,768 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 81 error locations. [2021-08-30 17:43:19,793 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-30 17:43:19,797 INFO L339 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, mHoare=false, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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, mLoopAccelerationTechnique=FAST_UPR [2021-08-30 17:43:19,799 INFO L340 AbstractCegarLoop]: Starting to check reachability of 81 error locations. [2021-08-30 17:43:19,813 INFO L276 IsEmpty]: Start isEmpty. Operand has 159 states, 73 states have (on average 2.1095890410958904) internal successors, (154), 154 states have internal predecessors, (154), 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) [2021-08-30 17:43:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-08-30 17:43:19,817 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 17:43:19,818 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-08-30 17:43:19,818 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting mainErr0REQUIRES_VIOLATION === [mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION (and 76 more)] === [2021-08-30 17:43:19,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 17:43:19,826 INFO L82 PathProgramCache]: Analyzing trace with hash 1058869513, now seen corresponding path program 1 times [2021-08-30 17:43:19,831 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 17:43:19,831 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514367670] [2021-08-30 17:43:19,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 17:43:19,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 17:43:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 17:43:20,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-08-30 17:43:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 17:43:20,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-30 17:43:20,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 17:43:20,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514367670] [2021-08-30 17:43:20,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514367670] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-30 17:43:20,314 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-30 17:43:20,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-30 17:43:20,315 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233924527] [2021-08-30 17:43:20,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-30 17:43:20,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 17:43:20,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-30 17:43:20,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-30 17:43:20,344 INFO L87 Difference]: Start difference. First operand has 159 states, 73 states have (on average 2.1095890410958904) internal successors, (154), 154 states have internal predecessors, (154), 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) Second operand has 4 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-30 17:43:20,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 17:43:20,840 INFO L93 Difference]: Finished difference Result 118 states and 117 transitions. [2021-08-30 17:43:20,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-30 17:43:20,849 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 6 [2021-08-30 17:43:20,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 17:43:20,854 INFO L225 Difference]: With dead ends: 118 [2021-08-30 17:43:20,860 INFO L226 Difference]: Without dead ends: 113 [2021-08-30 17:43:20,861 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 372.82ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-30 17:43:20,865 INFO L928 BasicCegarLoop]: 4 mSDtfsCounter, 220 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 257.31ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.35ms SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 304.93ms IncrementalHoareTripleChecker+Time [2021-08-30 17:43:20,866 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 5 Invalid, 160 Unknown, 0 Unchecked, 9.35ms Time], IncrementalHoareTripleChecker [40 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 304.93ms Time] [2021-08-30 17:43:20,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-08-30 17:43:20,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-08-30 17:43:20,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 70 states have (on average 1.5571428571428572) internal successors, (109), 109 states have internal predecessors, (109), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-30 17:43:20,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 112 transitions. [2021-08-30 17:43:20,908 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 112 transitions. Word has length 6 [2021-08-30 17:43:20,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 17:43:20,908 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 112 transitions. [2021-08-30 17:43:20,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-30 17:43:20,908 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 112 transitions. [2021-08-30 17:43:20,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-08-30 17:43:20,909 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 17:43:20,909 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-08-30 17:43:20,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-30 17:43:20,909 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting mainErr1REQUIRES_VIOLATION === [mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION (and 76 more)] === [2021-08-30 17:43:20,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 17:43:20,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1058869514, now seen corresponding path program 1 times [2021-08-30 17:43:20,910 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 17:43:20,910 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879107730] [2021-08-30 17:43:20,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 17:43:20,911 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 17:43:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 17:43:21,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-08-30 17:43:21,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 17:43:21,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-30 17:43:21,200 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 17:43:21,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879107730] [2021-08-30 17:43:21,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879107730] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-30 17:43:21,201 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-30 17:43:21,201 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-30 17:43:21,201 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621930047] [2021-08-30 17:43:21,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-08-30 17:43:21,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 17:43:21,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-08-30 17:43:21,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-08-30 17:43:21,205 INFO L87 Difference]: Start difference. First operand 113 states and 112 transitions. Second operand has 4 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-30 17:43:21,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 17:43:21,564 INFO L93 Difference]: Finished difference Result 73 states and 72 transitions. [2021-08-30 17:43:21,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-30 17:43:21,565 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 6 [2021-08-30 17:43:21,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 17:43:21,565 INFO L225 Difference]: With dead ends: 73 [2021-08-30 17:43:21,565 INFO L226 Difference]: Without dead ends: 0 [2021-08-30 17:43:21,566 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 269.50ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-08-30 17:43:21,566 INFO L928 BasicCegarLoop]: 3 mSDtfsCounter, 134 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 182.90ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.10ms SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 210.56ms IncrementalHoareTripleChecker+Time [2021-08-30 17:43:21,567 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 4 Invalid, 112 Unknown, 0 Unchecked, 2.10ms Time], IncrementalHoareTripleChecker [40 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 210.56ms Time] [2021-08-30 17:43:21,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-30 17:43:21,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-30 17:43:21,568 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) [2021-08-30 17:43:21,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-30 17:43:21,568 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2021-08-30 17:43:21,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 17:43:21,569 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-30 17:43:21,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-30 17:43:21,570 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-30 17:43:21,570 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-30 17:43:21,571 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr0REQUIRES_VIOLATION (80 of 81 remaining) [2021-08-30 17:43:21,572 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr1REQUIRES_VIOLATION (79 of 81 remaining) [2021-08-30 17:43:21,572 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr2REQUIRES_VIOLATION (78 of 81 remaining) [2021-08-30 17:43:21,572 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr3REQUIRES_VIOLATION (77 of 81 remaining) [2021-08-30 17:43:21,572 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr4REQUIRES_VIOLATION (76 of 81 remaining) [2021-08-30 17:43:21,572 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr5REQUIRES_VIOLATION (75 of 81 remaining) [2021-08-30 17:43:21,572 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr6REQUIRES_VIOLATION (74 of 81 remaining) [2021-08-30 17:43:21,572 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr7REQUIRES_VIOLATION (73 of 81 remaining) [2021-08-30 17:43:21,572 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr8REQUIRES_VIOLATION (72 of 81 remaining) [2021-08-30 17:43:21,573 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr9REQUIRES_VIOLATION (71 of 81 remaining) [2021-08-30 17:43:21,573 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr10REQUIRES_VIOLATION (70 of 81 remaining) [2021-08-30 17:43:21,573 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr11REQUIRES_VIOLATION (69 of 81 remaining) [2021-08-30 17:43:21,573 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr12REQUIRES_VIOLATION (68 of 81 remaining) [2021-08-30 17:43:21,573 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr13REQUIRES_VIOLATION (67 of 81 remaining) [2021-08-30 17:43:21,573 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr14REQUIRES_VIOLATION (66 of 81 remaining) [2021-08-30 17:43:21,573 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr15REQUIRES_VIOLATION (65 of 81 remaining) [2021-08-30 17:43:21,573 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr16REQUIRES_VIOLATION (64 of 81 remaining) [2021-08-30 17:43:21,574 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr17REQUIRES_VIOLATION (63 of 81 remaining) [2021-08-30 17:43:21,574 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr18REQUIRES_VIOLATION (62 of 81 remaining) [2021-08-30 17:43:21,574 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr19REQUIRES_VIOLATION (61 of 81 remaining) [2021-08-30 17:43:21,574 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr20REQUIRES_VIOLATION (60 of 81 remaining) [2021-08-30 17:43:21,574 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr21REQUIRES_VIOLATION (59 of 81 remaining) [2021-08-30 17:43:21,574 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr22REQUIRES_VIOLATION (58 of 81 remaining) [2021-08-30 17:43:21,574 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr23REQUIRES_VIOLATION (57 of 81 remaining) [2021-08-30 17:43:21,574 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr24REQUIRES_VIOLATION (56 of 81 remaining) [2021-08-30 17:43:21,574 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr25REQUIRES_VIOLATION (55 of 81 remaining) [2021-08-30 17:43:21,575 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr26REQUIRES_VIOLATION (54 of 81 remaining) [2021-08-30 17:43:21,575 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr27REQUIRES_VIOLATION (53 of 81 remaining) [2021-08-30 17:43:21,575 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr28REQUIRES_VIOLATION (52 of 81 remaining) [2021-08-30 17:43:21,575 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr29REQUIRES_VIOLATION (51 of 81 remaining) [2021-08-30 17:43:21,575 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr30REQUIRES_VIOLATION (50 of 81 remaining) [2021-08-30 17:43:21,575 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr31REQUIRES_VIOLATION (49 of 81 remaining) [2021-08-30 17:43:21,575 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr32REQUIRES_VIOLATION (48 of 81 remaining) [2021-08-30 17:43:21,575 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr33REQUIRES_VIOLATION (47 of 81 remaining) [2021-08-30 17:43:21,576 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr34REQUIRES_VIOLATION (46 of 81 remaining) [2021-08-30 17:43:21,576 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr35REQUIRES_VIOLATION (45 of 81 remaining) [2021-08-30 17:43:21,576 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr36REQUIRES_VIOLATION (44 of 81 remaining) [2021-08-30 17:43:21,576 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr37REQUIRES_VIOLATION (43 of 81 remaining) [2021-08-30 17:43:21,576 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr38REQUIRES_VIOLATION (42 of 81 remaining) [2021-08-30 17:43:21,576 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr39REQUIRES_VIOLATION (41 of 81 remaining) [2021-08-30 17:43:21,576 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr40REQUIRES_VIOLATION (40 of 81 remaining) [2021-08-30 17:43:21,576 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr41REQUIRES_VIOLATION (39 of 81 remaining) [2021-08-30 17:43:21,576 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr42REQUIRES_VIOLATION (38 of 81 remaining) [2021-08-30 17:43:21,577 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr43REQUIRES_VIOLATION (37 of 81 remaining) [2021-08-30 17:43:21,577 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr44REQUIRES_VIOLATION (36 of 81 remaining) [2021-08-30 17:43:21,577 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr45REQUIRES_VIOLATION (35 of 81 remaining) [2021-08-30 17:43:21,577 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr46REQUIRES_VIOLATION (34 of 81 remaining) [2021-08-30 17:43:21,577 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr47REQUIRES_VIOLATION (33 of 81 remaining) [2021-08-30 17:43:21,577 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr48REQUIRES_VIOLATION (32 of 81 remaining) [2021-08-30 17:43:21,577 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr49REQUIRES_VIOLATION (31 of 81 remaining) [2021-08-30 17:43:21,577 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr50REQUIRES_VIOLATION (30 of 81 remaining) [2021-08-30 17:43:21,578 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr51REQUIRES_VIOLATION (29 of 81 remaining) [2021-08-30 17:43:21,578 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr52REQUIRES_VIOLATION (28 of 81 remaining) [2021-08-30 17:43:21,578 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr53REQUIRES_VIOLATION (27 of 81 remaining) [2021-08-30 17:43:21,578 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr54REQUIRES_VIOLATION (26 of 81 remaining) [2021-08-30 17:43:21,578 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr55REQUIRES_VIOLATION (25 of 81 remaining) [2021-08-30 17:43:21,578 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr56REQUIRES_VIOLATION (24 of 81 remaining) [2021-08-30 17:43:21,578 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr57REQUIRES_VIOLATION (23 of 81 remaining) [2021-08-30 17:43:21,578 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr58REQUIRES_VIOLATION (22 of 81 remaining) [2021-08-30 17:43:21,578 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr59REQUIRES_VIOLATION (21 of 81 remaining) [2021-08-30 17:43:21,579 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr60REQUIRES_VIOLATION (20 of 81 remaining) [2021-08-30 17:43:21,579 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr61REQUIRES_VIOLATION (19 of 81 remaining) [2021-08-30 17:43:21,579 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr62REQUIRES_VIOLATION (18 of 81 remaining) [2021-08-30 17:43:21,579 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr63REQUIRES_VIOLATION (17 of 81 remaining) [2021-08-30 17:43:21,579 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr64REQUIRES_VIOLATION (16 of 81 remaining) [2021-08-30 17:43:21,579 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr65REQUIRES_VIOLATION (15 of 81 remaining) [2021-08-30 17:43:21,579 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr66REQUIRES_VIOLATION (14 of 81 remaining) [2021-08-30 17:43:21,579 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr67REQUIRES_VIOLATION (13 of 81 remaining) [2021-08-30 17:43:21,580 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr68REQUIRES_VIOLATION (12 of 81 remaining) [2021-08-30 17:43:21,580 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr69REQUIRES_VIOLATION (11 of 81 remaining) [2021-08-30 17:43:21,580 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr70REQUIRES_VIOLATION (10 of 81 remaining) [2021-08-30 17:43:21,580 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr71REQUIRES_VIOLATION (9 of 81 remaining) [2021-08-30 17:43:21,580 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr72REQUIRES_VIOLATION (8 of 81 remaining) [2021-08-30 17:43:21,580 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr73REQUIRES_VIOLATION (7 of 81 remaining) [2021-08-30 17:43:21,580 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr74REQUIRES_VIOLATION (6 of 81 remaining) [2021-08-30 17:43:21,580 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr75REQUIRES_VIOLATION (5 of 81 remaining) [2021-08-30 17:43:21,581 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr76REQUIRES_VIOLATION (4 of 81 remaining) [2021-08-30 17:43:21,581 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr77REQUIRES_VIOLATION (3 of 81 remaining) [2021-08-30 17:43:21,581 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr78REQUIRES_VIOLATION (2 of 81 remaining) [2021-08-30 17:43:21,581 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr79REQUIRES_VIOLATION (1 of 81 remaining) [2021-08-30 17:43:21,581 INFO L764 garLoopResultBuilder]: Registering result SAFE for location mainErr80ENSURES_VIOLATIONMEMORY_LEAK (0 of 81 remaining) [2021-08-30 17:43:21,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-30 17:43:21,584 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-30 17:43:21,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.08 05:43:21 BoogieIcfgContainer [2021-08-30 17:43:21,587 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-30 17:43:21,587 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-30 17:43:21,587 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-30 17:43:21,588 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-30 17:43:21,588 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 05:43:19" (3/4) ... [2021-08-30 17:43:21,590 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-30 17:43:21,595 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2021-08-30 17:43:21,596 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2021-08-30 17:43:21,601 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 106 nodes and edges [2021-08-30 17:43:21,601 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2021-08-30 17:43:21,601 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2021-08-30 17:43:21,601 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-08-30 17:43:21,602 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-08-30 17:43:21,602 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-08-30 17:43:21,638 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-30 17:43:21,639 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-30 17:43:21,639 INFO L158 Benchmark]: Toolchain (without parser) took 2491.91ms. Allocated memory was 67.1MB in the beginning and 104.9MB in the end (delta: 37.7MB). Free memory was 47.5MB in the beginning and 48.1MB in the end (delta: -606.2kB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2021-08-30 17:43:21,639 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 17:43:21,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 186.59ms. Allocated memory is still 67.1MB. Free memory was 47.3MB in the beginning and 48.3MB in the end (delta: -992.5kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-08-30 17:43:21,640 INFO L158 Benchmark]: Boogie Preprocessor took 64.00ms. Allocated memory is still 67.1MB. Free memory was 48.3MB in the beginning and 44.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-30 17:43:21,640 INFO L158 Benchmark]: RCFGBuilder took 359.30ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 42.1MB in the end (delta: 2.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-08-30 17:43:21,640 INFO L158 Benchmark]: TraceAbstraction took 1825.86ms. Allocated memory was 67.1MB in the beginning and 104.9MB in the end (delta: 37.7MB). Free memory was 41.5MB in the beginning and 53.2MB in the end (delta: -11.7MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2021-08-30 17:43:21,640 INFO L158 Benchmark]: Witness Printer took 51.23ms. Allocated memory is still 104.9MB. Free memory was 53.2MB in the beginning and 48.1MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-08-30 17:43:21,641 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 47.9MB in the beginning and 47.8MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 186.59ms. Allocated memory is still 67.1MB. Free memory was 47.3MB in the beginning and 48.3MB in the end (delta: -992.5kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.00ms. Allocated memory is still 67.1MB. Free memory was 48.3MB in the beginning and 44.6MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 359.30ms. Allocated memory is still 67.1MB. Free memory was 44.6MB in the beginning and 42.1MB in the end (delta: 2.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1825.86ms. Allocated memory was 67.1MB in the beginning and 104.9MB in the end (delta: 37.7MB). Free memory was 41.5MB in the beginning and 53.2MB in the end (delta: -11.7MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Witness Printer took 51.23ms. Allocated memory is still 104.9MB. Free memory was 53.2MB in the beginning and 48.1MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 128]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 159 locations, 81 error locations. Started 1 CEGAR loops. OverallTime: 1792.37ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 9.95ms, AutomataDifference: 912.86ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 0.00ms, InitialAbstractionConstructionTime: 8.44ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 354 SdHoareTripleChecker+Valid, 515.49ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 354 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 440.21ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 80 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 192 IncrementalHoareTripleChecker+Invalid, 272 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 80 mSolverCounterUnsat, 7 mSDtfsCounter, 192 mSolverCounterSat, 11.45ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 642.32ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 32.55ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 45.29ms SsaConstructionTime, 90.67ms SatisfiabilityAnalysisTime, 586.23ms InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 370 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 - AllSpecificationsHoldResult: All specifications hold 81 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-08-30 17:43:21,672 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...