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/eureka_01-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:10:31,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:10:31,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:10:31,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:10:31,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:10:31,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:10:31,556 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:10:31,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:10:31,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:10:31,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:10:31,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:10:31,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:10:31,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:10:31,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:10:31,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:10:31,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:10:31,566 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:10:31,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:10:31,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:10:31,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:10:31,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:10:31,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:10:31,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:10:31,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:10:31,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:10:31,579 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:10:31,580 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:10:31,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:10:31,581 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:10:31,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:10:31,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:10:31,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:10:31,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:10:31,583 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:10:31,584 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:10:31,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:10:31,586 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 [2019-09-11 16:10:31,600 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:10:31,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:10:31,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:10:31,601 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:10:31,601 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:10:31,602 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:10:31,602 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:10:31,602 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:10:31,602 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:10:31,603 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:10:31,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:10:31,603 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:10:31,604 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:10:31,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:10:31,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:10:31,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:10:31,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:10:31,605 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:10:31,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:10:31,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:10:31,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:10:31,605 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:10:31,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:10:31,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:10:31,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:10:31,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:10:31,606 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:10:31,607 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:10:31,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:10:31,607 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:10:31,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:10:31,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:10:31,651 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:10:31,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:10:31,653 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:10:31,653 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/eureka_01-1.c [2019-09-11 16:10:31,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c95b052b/66bd7cf1aaf54804816c40aa537675b1/FLAG878bd2a8d [2019-09-11 16:10:32,157 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:10:32,158 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/eureka_01-1.c [2019-09-11 16:10:32,166 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c95b052b/66bd7cf1aaf54804816c40aa537675b1/FLAG878bd2a8d [2019-09-11 16:10:32,547 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c95b052b/66bd7cf1aaf54804816c40aa537675b1 [2019-09-11 16:10:32,560 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:10:32,562 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:10:32,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:10:32,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:10:32,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:10:32,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:10:32" (1/1) ... [2019-09-11 16:10:32,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36ccfe95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:10:32, skipping insertion in model container [2019-09-11 16:10:32,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:10:32" (1/1) ... [2019-09-11 16:10:32,580 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:10:32,604 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:10:32,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:10:32,805 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:10:32,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:10:32,880 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:10:32,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:10:32 WrapperNode [2019-09-11 16:10:32,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:10:32,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:10:32,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:10:32,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:10:32,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:10:32" (1/1) ... [2019-09-11 16:10:32,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:10:32" (1/1) ... [2019-09-11 16:10:32,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:10:32" (1/1) ... [2019-09-11 16:10:33,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:10:32" (1/1) ... [2019-09-11 16:10:33,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:10:32" (1/1) ... [2019-09-11 16:10:33,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:10:32" (1/1) ... [2019-09-11 16:10:33,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:10:32" (1/1) ... [2019-09-11 16:10:33,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:10:33,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:10:33,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:10:33,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:10:33,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:10:32" (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 [2019-09-11 16:10:33,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:10:33,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:10:33,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-11 16:10:33,100 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:10:33,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 16:10:33,100 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:10:33,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 16:10:33,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-11 16:10:33,101 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:10:33,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-11 16:10:33,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-11 16:10:33,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-11 16:10:33,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-11 16:10:33,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-11 16:10:33,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:10:33,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:10:33,497 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:10:33,497 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-11 16:10:33,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:10:33 BoogieIcfgContainer [2019-09-11 16:10:33,498 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:10:33,504 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:10:33,504 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:10:33,505 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:10:33,506 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:10:33" (1/1) ... [2019-09-11 16:10:33,540 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:10:33,636 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-11 16:10:33,642 INFO L272 AbstractInterpreter]: Visited 13 different actions 15 times. Merged at 2 different actions 2 times. Never widened. Performed 31 root evaluator evaluations with a maximum evaluation depth of 4. Performed 31 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 1 fixpoints after 1 different actions. Largest state had 48 variables. [2019-09-11 16:10:33,642 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:10:33,645 INFO L168 Benchmark]: Toolchain (without parser) took 1082.19 ms. Allocated memory was 142.1 MB in the beginning and 217.6 MB in the end (delta: 75.5 MB). Free memory was 89.6 MB in the beginning and 171.7 MB in the end (delta: -82.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 16:10:33,647 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 142.1 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:10:33,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 316.14 ms. Allocated memory was 142.1 MB in the beginning and 175.6 MB in the end (delta: 33.6 MB). Free memory was 89.4 MB in the beginning and 145.4 MB in the end (delta: -56.0 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-09-11 16:10:33,651 INFO L168 Benchmark]: Boogie Preprocessor took 156.77 ms. Allocated memory was 175.6 MB in the beginning and 217.6 MB in the end (delta: 41.9 MB). Free memory was 145.4 MB in the beginning and 200.6 MB in the end (delta: -55.3 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. [2019-09-11 16:10:33,652 INFO L168 Benchmark]: RCFGBuilder took 454.34 ms. Allocated memory is still 217.6 MB. Free memory was 200.6 MB in the beginning and 178.5 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-11 16:10:33,655 INFO L168 Benchmark]: Abstract Interpretation took 138.22 ms. Allocated memory is still 217.6 MB. Free memory was 178.5 MB in the beginning and 171.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 7.1 GB. [2019-09-11 16:10:33,665 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 142.1 MB. Free memory was 108.4 MB in the beginning and 108.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 316.14 ms. Allocated memory was 142.1 MB in the beginning and 175.6 MB in the end (delta: 33.6 MB). Free memory was 89.4 MB in the beginning and 145.4 MB in the end (delta: -56.0 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 156.77 ms. Allocated memory was 175.6 MB in the beginning and 217.6 MB in the end (delta: 41.9 MB). Free memory was 145.4 MB in the beginning and 200.6 MB in the end (delta: -55.3 MB). Peak memory consumption was 1.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 454.34 ms. Allocated memory is still 217.6 MB. Free memory was 200.6 MB in the beginning and 178.5 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 138.22 ms. Allocated memory is still 217.6 MB. Free memory was 178.5 MB in the beginning and 171.7 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 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: 7]: 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...