java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/array-examples/sorting_selectionsort_ground-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 18:56:40,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 18:56:40,319 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 18:56:40,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 18:56:40,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 18:56:40,335 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 18:56:40,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 18:56:40,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 18:56:40,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 18:56:40,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 18:56:40,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 18:56:40,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 18:56:40,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 18:56:40,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 18:56:40,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 18:56:40,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 18:56:40,348 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 18:56:40,349 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 18:56:40,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 18:56:40,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 18:56:40,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 18:56:40,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 18:56:40,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 18:56:40,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 18:56:40,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-10 18:56:40,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 18:56:40,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 18:56:40,366 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 18:56:40,367 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 18:56:40,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 18:56:40,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 18:56:40,369 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 18:56:40,370 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 18:56:40,370 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 18:56:40,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 18:56:40,372 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 18:56:40,372 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 18:56:40,388 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 18:56:40,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 18:56:40,389 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 18:56:40,389 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 18:56:40,390 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 18:56:40,390 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 18:56:40,390 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 18:56:40,391 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 18:56:40,391 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 18:56:40,391 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 18:56:40,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 18:56:40,392 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 18:56:40,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 18:56:40,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 18:56:40,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 18:56:40,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 18:56:40,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 18:56:40,393 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 18:56:40,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 18:56:40,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 18:56:40,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 18:56:40,394 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 18:56:40,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 18:56:40,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 18:56:40,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 18:56:40,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 18:56:40,395 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 18:56:40,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 18:56:40,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 18:56:40,396 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 18:56:40,426 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 18:56:40,443 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 18:56:40,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 18:56:40,448 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 18:56:40,448 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 18:56:40,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/sorting_selectionsort_ground-1.i [2019-09-10 18:56:40,527 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1e5beb7/bc5250d0ce0d4cda8f7e323fc8a46a59/FLAG117483c15 [2019-09-10 18:56:41,063 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 18:56:41,064 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/sorting_selectionsort_ground-1.i [2019-09-10 18:56:41,074 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1e5beb7/bc5250d0ce0d4cda8f7e323fc8a46a59/FLAG117483c15 [2019-09-10 18:56:41,415 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1e5beb7/bc5250d0ce0d4cda8f7e323fc8a46a59 [2019-09-10 18:56:41,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 18:56:41,427 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 18:56:41,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 18:56:41,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 18:56:41,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 18:56:41,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 06:56:41" (1/1) ... [2019-09-10 18:56:41,438 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@163020e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 06:56:41, skipping insertion in model container [2019-09-10 18:56:41,438 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 06:56:41" (1/1) ... [2019-09-10 18:56:41,446 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 18:56:41,467 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 18:56:41,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 18:56:41,695 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 18:56:41,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 18:56:41,743 INFO L192 MainTranslator]: Completed translation [2019-09-10 18:56:41,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 06:56:41 WrapperNode [2019-09-10 18:56:41,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 18:56:41,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 18:56:41,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 18:56:41,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 18:56:41,850 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 06:56:41" (1/1) ... [2019-09-10 18:56:41,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 06:56:41" (1/1) ... [2019-09-10 18:56:41,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 06:56:41" (1/1) ... [2019-09-10 18:56:41,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 06:56:41" (1/1) ... [2019-09-10 18:56:41,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 06:56:41" (1/1) ... [2019-09-10 18:56:41,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 06:56:41" (1/1) ... [2019-09-10 18:56:41,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 06:56:41" (1/1) ... [2019-09-10 18:56:41,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 18:56:41,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 18:56:41,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 18:56:41,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 18:56:41,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 06:56:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 18:56:41,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 18:56:41,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 18:56:41,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-10 18:56:41,957 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 18:56:41,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 18:56:41,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-10 18:56:41,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 18:56:41,957 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 18:56:41,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 18:56:41,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 18:56:41,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 18:56:41,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 18:56:41,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 18:56:41,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 18:56:42,361 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 18:56:42,362 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-09-10 18:56:42,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 06:56:42 BoogieIcfgContainer [2019-09-10 18:56:42,363 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 18:56:42,364 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-10 18:56:42,364 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-10 18:56:42,365 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-10 18:56:42,366 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 06:56:42" (1/1) ... [2019-09-10 18:56:42,398 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 18:56:42,476 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 18:56:42,483 INFO L272 AbstractInterpreter]: Visited 6 different actions 6 times. Never merged. Never widened. Performed 15 root evaluator evaluations with a maximum evaluation depth of 0. Performed 15 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 39 variables. [2019-09-10 18:56:42,483 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-10 18:56:42,487 INFO L168 Benchmark]: Toolchain (without parser) took 1057.95 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 89.4 MB in the beginning and 151.7 MB in the end (delta: -62.3 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-09-10 18:56:42,488 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-10 18:56:42,489 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.73 ms. Allocated memory is still 133.7 MB. Free memory was 89.2 MB in the beginning and 78.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-09-10 18:56:42,491 INFO L168 Benchmark]: Boogie Preprocessor took 139.13 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 78.6 MB in the beginning and 176.2 MB in the end (delta: -97.6 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-09-10 18:56:42,492 INFO L168 Benchmark]: RCFGBuilder took 479.43 ms. Allocated memory is still 200.8 MB. Free memory was 175.6 MB in the beginning and 157.3 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. [2019-09-10 18:56:42,493 INFO L168 Benchmark]: Abstract Interpretation took 119.15 ms. Allocated memory is still 200.8 MB. Free memory was 157.3 MB in the beginning and 151.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-09-10 18:56:42,498 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 315.73 ms. Allocated memory is still 133.7 MB. Free memory was 89.2 MB in the beginning and 78.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 139.13 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 78.6 MB in the beginning and 176.2 MB in the end (delta: -97.6 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 479.43 ms. Allocated memory is still 200.8 MB. Free memory was 175.6 MB in the beginning and 157.3 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 119.15 ms. Allocated memory is still 200.8 MB. Free memory was 157.3 MB in the beginning and 151.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 2]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...