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/loops-crafted-1/nested5-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:46:59,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:46:59,843 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:46:59,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:46:59,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:46:59,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:46:59,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:46:59,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:46:59,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:46:59,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:46:59,863 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:46:59,864 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:46:59,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:46:59,866 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:46:59,867 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:46:59,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:46:59,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:46:59,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:46:59,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:46:59,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:46:59,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:46:59,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:46:59,877 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:46:59,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:46:59,880 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 11:46:59,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:46:59,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:46:59,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:46:59,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:46:59,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:46:59,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:46:59,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:46:59,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:46:59,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:46:59,890 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:46:59,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:46:59,891 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 [2019-08-08 11:46:59,916 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:46:59,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:46:59,919 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:46:59,919 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:46:59,919 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:46:59,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:46:59,920 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:46:59,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:46:59,920 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:46:59,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:46:59,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:46:59,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:46:59,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:46:59,921 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:46:59,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:46:59,922 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:46:59,922 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:46:59,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:46:59,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:46:59,923 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:46:59,923 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:46:59,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:46:59,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:46:59,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:46:59,924 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:46:59,924 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:46:59,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:46:59,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:46:59,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:46:59,953 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:46:59,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:46:59,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:46:59,969 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:46:59,969 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:46:59,970 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/nested5-1.c [2019-08-08 11:47:00,031 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de2c2279/02b76cab047a49618b01948d97c5977d/FLAGac107d390 [2019-08-08 11:47:00,460 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:47:00,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/nested5-1.c [2019-08-08 11:47:00,465 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de2c2279/02b76cab047a49618b01948d97c5977d/FLAGac107d390 [2019-08-08 11:47:00,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de2c2279/02b76cab047a49618b01948d97c5977d [2019-08-08 11:47:00,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:47:00,837 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:47:00,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:47:00,839 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:47:00,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:47:00,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:47:00" (1/1) ... [2019-08-08 11:47:00,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@542e2acd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:47:00, skipping insertion in model container [2019-08-08 11:47:00,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:47:00" (1/1) ... [2019-08-08 11:47:00,854 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:47:00,874 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:47:01,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:47:01,062 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:47:01,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:47:01,093 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:47:01,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:47:01 WrapperNode [2019-08-08 11:47:01,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:47:01,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:47:01,094 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:47:01,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:47:01,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:47:01" (1/1) ... [2019-08-08 11:47:01,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:47:01" (1/1) ... [2019-08-08 11:47:01,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:47:01" (1/1) ... [2019-08-08 11:47:01,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:47:01" (1/1) ... [2019-08-08 11:47:01,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:47:01" (1/1) ... [2019-08-08 11:47:01,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:47:01" (1/1) ... [2019-08-08 11:47:01,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:47:01" (1/1) ... [2019-08-08 11:47:01,125 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:47:01,126 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:47:01,126 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:47:01,126 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:47:01,127 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:47:01" (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 [2019-08-08 11:47:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:47:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:47:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-08 11:47:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:47:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:47:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-08 11:47:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:47:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:47:01,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:47:01,610 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:47:01,610 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-08-08 11:47:01,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:47:01 BoogieIcfgContainer [2019-08-08 11:47:01,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:47:01,612 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:47:01,612 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:47:01,612 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:47:01,613 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:47:01" (1/1) ... [2019-08-08 11:47:01,625 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:47:01,627 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:47:01,634 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:47:01,642 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:47:01,643 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:47:01,685 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-08 11:47:01,835 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 1 [2019-08-08 11:47:01,836 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:47:01,836 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:47:01,839 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 183#false [2019-08-08 11:47:01,840 INFO L84 terpretationObserver]: All locations of interest are guaranteed to be unreachable. [2019-08-08 11:47:01,841 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:47:01,844 INFO L168 Benchmark]: Toolchain (without parser) took 1005.98 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 88.5 MB in the beginning and 157.1 MB in the end (delta: -68.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 11:47:01,846 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 133.7 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 11:47:01,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 255.70 ms. Allocated memory is still 133.7 MB. Free memory was 88.3 MB in the beginning and 78.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-08 11:47:01,848 INFO L168 Benchmark]: Boogie Preprocessor took 31.35 ms. Allocated memory is still 133.7 MB. Free memory was 78.9 MB in the beginning and 77.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-08-08 11:47:01,850 INFO L168 Benchmark]: RCFGBuilder took 485.55 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 77.3 MB in the beginning and 164.9 MB in the end (delta: -87.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-08 11:47:01,851 INFO L168 Benchmark]: Symbolic Interpretation took 229.67 ms. Allocated memory is still 200.3 MB. Free memory was 164.9 MB in the beginning and 157.1 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. [2019-08-08 11:47:01,855 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - AllSpecificationsHoldResult: All specifications hold All locations of interest are guaranteed to be unreachable. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 133.7 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 255.70 ms. Allocated memory is still 133.7 MB. Free memory was 88.3 MB in the beginning and 78.9 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.35 ms. Allocated memory is still 133.7 MB. Free memory was 78.9 MB in the beginning and 77.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 485.55 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 77.3 MB in the beginning and 164.9 MB in the end (delta: -87.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 229.67 ms. Allocated memory is still 200.3 MB. Free memory was 164.9 MB in the beginning and 157.1 MB in the end (delta: 7.8 MB). Peak memory consumption was 7.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...