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/loops/bubble_sort-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 17:27:20,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:27:20,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:27:20,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-16 17:27:20,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:27:20,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:27:20,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:27:20,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:27:20,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:27:20,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:27:20,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:27:20,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:27:20,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:27:20,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:27:20,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:27:20,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:27:20,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-16 17:27:20,453 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 [2019-09-16 17:27:20,468 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:27:20,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:27:20,469 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-16 17:27:20,469 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-16 17:27:20,469 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-16 17:27:20,470 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-16 17:27:20,470 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-16 17:27:20,470 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-16 17:27:20,470 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-16 17:27:20,470 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-16 17:27:20,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:27:20,471 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:27:20,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:27:20,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:27:20,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:27:20,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:27:20,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:27:20,473 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:27:20,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:27:20,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:27:20,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:27:20,473 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-16 17:27:20,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:27:20,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:27:20,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:27:20,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:27:20,475 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-16 17:27:20,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:27:20,475 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 17:27:20,475 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-16 17:27:20,505 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:27:20,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:27:20,524 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:27:20,525 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:27:20,526 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:27:20,527 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/bubble_sort-1.c [2019-09-16 17:27:20,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cf0f8cbf/4301863d379d45dd906e3b69a19c2ee0/FLAG057ab6344 [2019-09-16 17:27:21,081 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:27:21,082 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/bubble_sort-1.c [2019-09-16 17:27:21,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cf0f8cbf/4301863d379d45dd906e3b69a19c2ee0/FLAG057ab6344 [2019-09-16 17:27:21,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8cf0f8cbf/4301863d379d45dd906e3b69a19c2ee0 [2019-09-16 17:27:21,418 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:27:21,419 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:27:21,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:27:21,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:27:21,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:27:21,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:27:21" (1/1) ... [2019-09-16 17:27:21,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6be51665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:21, skipping insertion in model container [2019-09-16 17:27:21,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:27:21" (1/1) ... [2019-09-16 17:27:21,437 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:27:21,460 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:27:21,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:27:21,659 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:27:21,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:27:21,814 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:27:21,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:21 WrapperNode [2019-09-16 17:27:21,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:27:21,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:27:21,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:27:21,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:27:21,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:21" (1/1) ... [2019-09-16 17:27:21,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:21" (1/1) ... [2019-09-16 17:27:21,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:21" (1/1) ... [2019-09-16 17:27:21,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:21" (1/1) ... [2019-09-16 17:27:21,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:21" (1/1) ... [2019-09-16 17:27:21,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:21" (1/1) ... [2019-09-16 17:27:21,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:21" (1/1) ... [2019-09-16 17:27:21,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:27:21,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:27:21,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:27:21,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:27:21,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:21" (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 [2019-09-16 17:27:21,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:27:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:27:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-16 17:27:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure bubblesort [2019-09-16 17:27:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure bubblesort1 [2019-09-16 17:27:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure q1 [2019-09-16 17:27:21,925 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:27:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:27:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-16 17:27:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure bubblesort [2019-09-16 17:27:21,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 17:27:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 17:27:21,927 INFO L130 BoogieDeclarations]: Found specification of procedure bubblesort1 [2019-09-16 17:27:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:27:21,928 INFO L130 BoogieDeclarations]: Found specification of procedure q1 [2019-09-16 17:27:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 17:27:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 17:27:21,929 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:27:21,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:27:21,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:27:22,371 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:27:22,371 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-09-16 17:27:22,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:27:22 BoogieIcfgContainer [2019-09-16 17:27:22,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:27:22,373 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-16 17:27:22,374 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-16 17:27:22,374 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-16 17:27:22,375 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:27:22" (1/1) ... [2019-09-16 17:27:22,423 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-16 17:27:22,514 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-16 17:27:22,518 INFO L272 AbstractInterpreter]: Visited 16 different actions 16 times. Never merged. Never widened. Performed 40 root evaluator evaluations with a maximum evaluation depth of 3. Performed 40 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 33 variables. [2019-09-16 17:27:22,519 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-16 17:27:22,521 INFO L168 Benchmark]: Toolchain (without parser) took 1100.91 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 85.7 MB in the beginning and 143.8 MB in the end (delta: -58.2 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-16 17:27:22,522 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 17:27:22,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.38 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 85.5 MB in the beginning and 175.9 MB in the end (delta: -90.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-09-16 17:27:22,523 INFO L168 Benchmark]: Boogie Preprocessor took 46.49 ms. Allocated memory is still 199.2 MB. Free memory was 175.9 MB in the beginning and 173.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-09-16 17:27:22,524 INFO L168 Benchmark]: RCFGBuilder took 511.22 ms. Allocated memory is still 199.2 MB. Free memory was 173.9 MB in the beginning and 150.1 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2019-09-16 17:27:22,525 INFO L168 Benchmark]: Abstract Interpretation took 145.17 ms. Allocated memory is still 199.2 MB. Free memory was 150.1 MB in the beginning and 143.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. [2019-09-16 17:27:22,529 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 394.38 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 85.5 MB in the beginning and 175.9 MB in the end (delta: -90.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 46.49 ms. Allocated memory is still 199.2 MB. Free memory was 175.9 MB in the beginning and 173.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 511.22 ms. Allocated memory is still 199.2 MB. Free memory was 173.9 MB in the beginning and 150.1 MB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 145.17 ms. Allocated memory is still 199.2 MB. Free memory was 150.1 MB in the beginning and 143.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 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: 5]: 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...