java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-examples/standard_allDiff2_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 10:35:01,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 10:35:01,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 10:35:01,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 10:35:01,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 10:35:01,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 10:35:01,031 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 10:35:01,033 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 10:35:01,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 10:35:01,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 10:35:01,036 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 10:35:01,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 10:35:01,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 10:35:01,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 10:35:01,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 10:35:01,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 10:35:01,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 10:35:01,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 10:35:01,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 10:35:01,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 10:35:01,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 10:35:01,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 10:35:01,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 10:35:01,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 10:35:01,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 10:35:01,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 10:35:01,056 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 10:35:01,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 10:35:01,057 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 10:35:01,058 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 10:35:01,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 10:35:01,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 10:35:01,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 10:35:01,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 10:35:01,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 10:35:01,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 10:35:01,063 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 10:35:01,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 10:35:01,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 10:35:01,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 10:35:01,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 10:35:01,068 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-14 10:35:01,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 10:35:01,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 10:35:01,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 10:35:01,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 10:35:01,088 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 10:35:01,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 10:35:01,089 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 10:35:01,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 10:35:01,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 10:35:01,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 10:35:01,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 10:35:01,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 10:35:01,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 10:35:01,090 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 10:35:01,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 10:35:01,092 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 10:35:01,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 10:35:01,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 10:35:01,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 10:35:01,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 10:35:01,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 10:35:01,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 10:35:01,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 10:35:01,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 10:35:01,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 10:35:01,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 10:35:01,095 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 10:35:01,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 10:35:01,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 10:35:01,147 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 10:35:01,163 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 10:35:01,167 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 10:35:01,168 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 10:35:01,169 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 10:35:01,169 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_allDiff2_ground.i [2019-08-14 10:35:01,241 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba3f32c7d/6a3a22101b1044db8110850d528c139d/FLAG40e6fad10 [2019-08-14 10:35:01,700 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 10:35:01,702 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_allDiff2_ground.i [2019-08-14 10:35:01,708 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba3f32c7d/6a3a22101b1044db8110850d528c139d/FLAG40e6fad10 [2019-08-14 10:35:02,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba3f32c7d/6a3a22101b1044db8110850d528c139d [2019-08-14 10:35:02,091 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 10:35:02,092 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 10:35:02,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 10:35:02,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 10:35:02,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 10:35:02,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:35:02" (1/1) ... [2019-08-14 10:35:02,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44960029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:02, skipping insertion in model container [2019-08-14 10:35:02,103 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:35:02" (1/1) ... [2019-08-14 10:35:02,110 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 10:35:02,124 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 10:35:02,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:35:02,292 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 10:35:02,315 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:35:02,334 INFO L192 MainTranslator]: Completed translation [2019-08-14 10:35:02,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:02 WrapperNode [2019-08-14 10:35:02,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 10:35:02,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 10:35:02,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 10:35:02,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 10:35:02,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:02" (1/1) ... [2019-08-14 10:35:02,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:02" (1/1) ... [2019-08-14 10:35:02,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:02" (1/1) ... [2019-08-14 10:35:02,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:02" (1/1) ... [2019-08-14 10:35:02,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:02" (1/1) ... [2019-08-14 10:35:02,463 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:02" (1/1) ... [2019-08-14 10:35:02,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:02" (1/1) ... [2019-08-14 10:35:02,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 10:35:02,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 10:35:02,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 10:35:02,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 10:35:02,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:35:02" (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 [2019-08-14 10:35:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 10:35:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 10:35:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-14 10:35:02,525 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 10:35:02,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 10:35:02,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-14 10:35:02,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 10:35:02,525 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 10:35:02,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 10:35:02,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 10:35:02,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 10:35:02,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 10:35:02,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 10:35:02,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 10:35:02,802 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 10:35:02,803 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-14 10:35:02,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:35:02 BoogieIcfgContainer [2019-08-14 10:35:02,805 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 10:35:02,806 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 10:35:02,806 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 10:35:02,806 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 10:35:02,808 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:35:02" (1/1) ... [2019-08-14 10:35:03,323 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 10:35:03,325 INFO L168 Benchmark]: Toolchain (without parser) took 1231.72 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 84.1 MB in the beginning and 131.7 MB in the end (delta: -47.5 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2019-08-14 10:35:03,326 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 10:35:03,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 240.23 ms. Allocated memory is still 136.3 MB. Free memory was 83.9 MB in the beginning and 73.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-14 10:35:03,328 INFO L168 Benchmark]: Boogie Preprocessor took 132.27 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 73.8 MB in the beginning and 174.1 MB in the end (delta: -100.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-08-14 10:35:03,329 INFO L168 Benchmark]: RCFGBuilder took 337.30 ms. Allocated memory is still 197.7 MB. Free memory was 174.1 MB in the beginning and 158.2 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-14 10:35:03,329 INFO L168 Benchmark]: Symbolic Interpretation took 517.26 ms. Allocated memory is still 197.7 MB. Free memory was 158.2 MB in the beginning and 131.7 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-08-14 10:35:03,333 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 2]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 347#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 240.23 ms. Allocated memory is still 136.3 MB. Free memory was 83.9 MB in the beginning and 73.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 132.27 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 73.8 MB in the beginning and 174.1 MB in the end (delta: -100.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 337.30 ms. Allocated memory is still 197.7 MB. Free memory was 174.1 MB in the beginning and 158.2 MB in the end (delta: 15.9 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 517.26 ms. Allocated memory is still 197.7 MB. Free memory was 158.2 MB in the beginning and 131.7 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...