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-lit/jm2006.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 17:27:53,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:27:53,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:27:53,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:27:53,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:27:53,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:27:53,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:27:53,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:27:53,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:27:53,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:27:53,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:27:53,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:27:53,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:27:53,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:27:53,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:27:53,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:27:53,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:27:53,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:27:53,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:27:53,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:27:53,904 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:27:53,905 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:27:53,906 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:27:53,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:27:53,910 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-16 17:27:53,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:27:53,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:27:53,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:27:53,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:27:53,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:27:53,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:27:53,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:27:53,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:27:53,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:27:53,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:27:53,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:27:53,922 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 17:27:53,937 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:27:53,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:27:53,938 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-16 17:27:53,938 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-16 17:27:53,939 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-16 17:27:53,939 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-16 17:27:53,940 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-16 17:27:53,940 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-16 17:27:53,940 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-16 17:27:53,940 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-16 17:27:53,941 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:27:53,941 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:27:53,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:27:53,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:27:53,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:27:53,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:27:53,942 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:27:53,943 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:27:53,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:27:53,943 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:27:53,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:27:53,943 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-16 17:27:53,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:27:53,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:27:53,944 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:27:53,944 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:27:53,944 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-16 17:27:53,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:27:53,945 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 17:27:53,945 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-16 17:27:53,973 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:27:53,990 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:27:53,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:27:53,998 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:27:53,998 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:27:53,999 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/jm2006.i [2019-09-16 17:27:54,082 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66f3c71a1/f8fee14b7ff949ae95472cccefc32c46/FLAG56c1cbebe [2019-09-16 17:27:54,519 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:27:54,519 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/jm2006.i [2019-09-16 17:27:54,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66f3c71a1/f8fee14b7ff949ae95472cccefc32c46/FLAG56c1cbebe [2019-09-16 17:27:54,951 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/66f3c71a1/f8fee14b7ff949ae95472cccefc32c46 [2019-09-16 17:27:54,964 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:27:54,966 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:27:54,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:27:54,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:27:54,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:27:54,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:27:54" (1/1) ... [2019-09-16 17:27:54,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@747fa868 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:54, skipping insertion in model container [2019-09-16 17:27:54,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:27:54" (1/1) ... [2019-09-16 17:27:54,986 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:27:55,001 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:27:55,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:27:55,171 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:27:55,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:27:55,205 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:27:55,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:55 WrapperNode [2019-09-16 17:27:55,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:27:55,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:27:55,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:27:55,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:27:55,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:55" (1/1) ... [2019-09-16 17:27:55,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:55" (1/1) ... [2019-09-16 17:27:55,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:55" (1/1) ... [2019-09-16 17:27:55,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:55" (1/1) ... [2019-09-16 17:27:55,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:55" (1/1) ... [2019-09-16 17:27:55,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:55" (1/1) ... [2019-09-16 17:27:55,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:55" (1/1) ... [2019-09-16 17:27:55,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:27:55,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:27:55,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:27:55,336 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:27:55,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:27:55" (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 [2019-09-16 17:27:55,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:27:55,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:27:55,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-16 17:27:55,403 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:27:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:27:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-16 17:27:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-16 17:27:55,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:27:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:27:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:27:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:27:55,584 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:27:55,584 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-16 17:27:55,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:27:55 BoogieIcfgContainer [2019-09-16 17:27:55,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:27:55,587 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-16 17:27:55,587 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-16 17:27:55,587 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-16 17:27:55,588 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:27:55" (1/1) ... [2019-09-16 17:27:55,622 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-16 17:27:55,949 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-16 17:27:55,970 INFO L272 AbstractInterpreter]: Visited 24 different actions 82 times. Merged at 6 different actions 18 times. Widened at 1 different actions 2 times. Performed 159 root evaluator evaluations with a maximum evaluation depth of 6. Performed 159 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 11 fixpoints after 4 different actions. Largest state had 9 variables. [2019-09-16 17:27:55,971 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-16 17:27:55,975 INFO L168 Benchmark]: Toolchain (without parser) took 1007.04 ms. Allocated memory was 134.2 MB in the beginning and 196.6 MB in the end (delta: 62.4 MB). Free memory was 85.0 MB in the beginning and 148.8 MB in the end (delta: -63.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 17:27:55,976 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 134.2 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 17:27:55,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.53 ms. Allocated memory is still 134.2 MB. Free memory was 84.8 MB in the beginning and 75.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-16 17:27:55,981 INFO L168 Benchmark]: Boogie Preprocessor took 127.83 ms. Allocated memory was 134.2 MB in the beginning and 196.6 MB in the end (delta: 62.4 MB). Free memory was 75.5 MB in the beginning and 174.4 MB in the end (delta: -99.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. [2019-09-16 17:27:55,984 INFO L168 Benchmark]: RCFGBuilder took 250.16 ms. Allocated memory is still 196.6 MB. Free memory was 174.0 MB in the beginning and 162.0 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. [2019-09-16 17:27:55,985 INFO L168 Benchmark]: Abstract Interpretation took 384.15 ms. Allocated memory is still 196.6 MB. Free memory was 161.3 MB in the beginning and 148.8 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 7.1 GB. [2019-09-16 17:27:55,996 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 134.2 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 240.53 ms. Allocated memory is still 134.2 MB. Free memory was 84.8 MB in the beginning and 75.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.83 ms. Allocated memory was 134.2 MB in the beginning and 196.6 MB in the end (delta: 62.4 MB). Free memory was 75.5 MB in the beginning and 174.4 MB in the end (delta: -99.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 250.16 ms. Allocated memory is still 196.6 MB. Free memory was 174.0 MB in the beginning and 162.0 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 384.15 ms. Allocated memory is still 196.6 MB. Free memory was 161.3 MB in the beginning and 148.8 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 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 i, j; [L12] i = __VERIFIER_nondet_int() [L13] j = __VERIFIER_nondet_int() [L14] COND FALSE !(!(i >= 0 && j >= 0)) [L15] int x = i; [L16] int y = j; [L17] COND FALSE !(x != 0) [L21] COND TRUE i == j [L22] CALL __VERIFIER_assert(y == 0) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...