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/loop-new/nested-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:38:54,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:38:54,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:38:54,604 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:38:54,605 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:38:54,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:38:54,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:38:54,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:38:54,611 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:38:54,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:38:54,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:38:54,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:38:54,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:38:54,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:38:54,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:38:54,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:38:54,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:38:54,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:38:54,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:38:54,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:38:54,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:38:54,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:38:54,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:38:54,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:38:54,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-03 12:38:54,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 12:38:54,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 12:38:54,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 12:38:54,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 12:38:54,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 12:38:54,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 12:38:54,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 12:38:54,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 12:38:54,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 12:38:54,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 12:38:54,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 12:38:54,640 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 [2019-10-03 12:38:54,654 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:38:54,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:38:54,655 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:38:54,655 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:38:54,656 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:38:54,656 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:38:54,656 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:38:54,657 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:38:54,657 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:38:54,657 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:38:54,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:38:54,658 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:38:54,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:38:54,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:38:54,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:38:54,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:38:54,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:38:54,659 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:38:54,659 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:38:54,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:38:54,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:38:54,660 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:38:54,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:38:54,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:38:54,661 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:38:54,661 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:38:54,661 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:38:54,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:38:54,662 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:38:54,662 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:38:54,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:38:54,703 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:38:54,706 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:38:54,708 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:38:54,708 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:38:54,709 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-new/nested-1.i [2019-10-03 12:38:54,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef1d45aa3/69cda292bc8f47ad92cde8006a58bb2e/FLAG50f265d54 [2019-10-03 12:38:55,175 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:38:55,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-new/nested-1.i [2019-10-03 12:38:55,183 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef1d45aa3/69cda292bc8f47ad92cde8006a58bb2e/FLAG50f265d54 [2019-10-03 12:38:55,592 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef1d45aa3/69cda292bc8f47ad92cde8006a58bb2e [2019-10-03 12:38:55,603 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:38:55,604 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:38:55,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:38:55,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:38:55,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:38:55,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:38:55" (1/1) ... [2019-10-03 12:38:55,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ebadfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:55, skipping insertion in model container [2019-10-03 12:38:55,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:38:55" (1/1) ... [2019-10-03 12:38:55,621 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:38:55,642 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:38:55,838 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:38:55,845 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:38:55,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:38:55,883 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:38:55,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:55 WrapperNode [2019-10-03 12:38:55,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:38:55,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:38:55,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:38:55,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:38:55,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:55" (1/1) ... [2019-10-03 12:38:55,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:55" (1/1) ... [2019-10-03 12:38:55,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:55" (1/1) ... [2019-10-03 12:38:55,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:55" (1/1) ... [2019-10-03 12:38:56,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:55" (1/1) ... [2019-10-03 12:38:56,005 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:55" (1/1) ... [2019-10-03 12:38:56,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:55" (1/1) ... [2019-10-03 12:38:56,014 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:38:56,015 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:38:56,015 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:38:56,015 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:38:56,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:55" (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 [2019-10-03 12:38:56,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:38:56,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:38:56,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 12:38:56,072 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:38:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:38:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 12:38:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 12:38:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 12:38:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:38:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:38:56,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:38:56,262 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:38:56,263 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-03 12:38:56,264 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:38:56 BoogieIcfgContainer [2019-10-03 12:38:56,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:38:56,265 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:38:56,265 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:38:56,265 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:38:56,266 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:38:56" (1/1) ... [2019-10-03 12:38:56,293 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:38:56,515 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-03 12:38:56,535 INFO L272 AbstractInterpreter]: Visited 29 different actions 151 times. Merged at 10 different actions 56 times. Widened at 3 different actions 11 times. Performed 280 root evaluator evaluations with a maximum evaluation depth of 5. Performed 280 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 15 fixpoints after 5 different actions. Largest state had 11 variables. [2019-10-03 12:38:56,536 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:38:56,539 INFO L168 Benchmark]: Toolchain (without parser) took 933.51 ms. Allocated memory was 138.4 MB in the beginning and 197.7 MB in the end (delta: 59.2 MB). Free memory was 86.8 MB in the beginning and 150.1 MB in the end (delta: -63.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 12:38:56,540 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-10-03 12:38:56,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 278.54 ms. Allocated memory is still 138.4 MB. Free memory was 86.6 MB in the beginning and 76.7 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:56,542 INFO L168 Benchmark]: Boogie Preprocessor took 130.29 ms. Allocated memory was 138.4 MB in the beginning and 197.7 MB in the end (delta: 59.2 MB). Free memory was 76.7 MB in the beginning and 175.0 MB in the end (delta: -98.3 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:56,543 INFO L168 Benchmark]: RCFGBuilder took 249.67 ms. Allocated memory is still 197.7 MB. Free memory was 175.0 MB in the beginning and 161.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:56,544 INFO L168 Benchmark]: Abstract Interpretation took 271.02 ms. Allocated memory is still 197.7 MB. Free memory was 161.9 MB in the beginning and 150.1 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:56,548 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 278.54 ms. Allocated memory is still 138.4 MB. Free memory was 86.6 MB in the beginning and 76.7 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 130.29 ms. Allocated memory was 138.4 MB in the beginning and 197.7 MB in the end (delta: 59.2 MB). Free memory was 76.7 MB in the beginning and 175.0 MB in the end (delta: -98.3 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 249.67 ms. Allocated memory is still 197.7 MB. Free memory was 175.0 MB in the beginning and 161.9 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 271.02 ms. Allocated memory is still 197.7 MB. Free memory was 161.9 MB in the beginning and 150.1 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L11] int n = __VERIFIER_nondet_int(); [L12] int m = __VERIFIER_nondet_int(); [L13] int k = 0; [L14] int i,j; [L15] COND FALSE !(!(10 <= n && n <= 10000)) [L16] COND FALSE !(!(10 <= m && m <= 10000)) [L17] i = 0 [L17] COND TRUE i < n [L18] j = 0 [L18] COND TRUE j < m [L19] k ++ [L18] j++ [L18] COND TRUE j < m [L19] k ++ [L18] j++ [L18] COND TRUE j < m [L19] k ++ [L18] j++ [L18] COND TRUE j < m [L19] k ++ [L18] j++ [L18] COND TRUE j < m [L19] k ++ [L18] j++ [L18] COND FALSE !(j < m) [L17] i++ [L17] COND TRUE i < n [L18] j = 0 [L18] COND FALSE !(j < m) [L17] i++ [L17] COND FALSE !(i < n) [L22] CALL __VERIFIER_assert(k >= 100) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...