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/for_bounded_loop1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:39:27,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:39:27,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:39:27,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:39:27,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:39:27,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:39:27,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:39:27,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:39:27,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:39:27,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:39:27,930 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:39:27,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:39:27,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:39:27,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:39:27,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:39:27,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:39:27,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:39:27,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:39:27,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:39:27,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:39:27,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:39:27,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:39:27,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:39:27,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:39:27,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-14 20:39:27,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:39:27,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:39:27,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:39:27,970 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 20:39:27,983 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:39:27,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:39:27,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:39:27,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:39:27,985 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:39:27,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:39:27,986 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:39:27,986 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:39:27,986 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:39:27,986 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:39:27,987 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:39:27,987 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:39:27,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:39:27,987 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:39:27,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:39:27,988 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:39:27,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:39:27,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:39:27,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:39:27,989 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:39:27,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:39:27,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:39:27,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:39:27,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:39:27,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:39:27,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:39:27,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:39:27,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:39:27,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:39:28,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:39:28,037 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:39:28,040 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:39:28,041 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:39:28,042 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:39:28,042 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/for_bounded_loop1.c [2019-08-14 20:39:28,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6726fed6/6a28ebc362bd4ae099d0af22f213f056/FLAGc19704e99 [2019-08-14 20:39:28,543 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:39:28,546 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/for_bounded_loop1.c [2019-08-14 20:39:28,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6726fed6/6a28ebc362bd4ae099d0af22f213f056/FLAGc19704e99 [2019-08-14 20:39:28,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6726fed6/6a28ebc362bd4ae099d0af22f213f056 [2019-08-14 20:39:28,972 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:39:28,973 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:39:28,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:39:28,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:39:28,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:39:28,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:39:28" (1/1) ... [2019-08-14 20:39:28,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@725db32b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:39:28, skipping insertion in model container [2019-08-14 20:39:28,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:39:28" (1/1) ... [2019-08-14 20:39:28,989 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:39:29,005 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:39:29,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:39:29,156 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:39:29,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:39:29,187 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:39:29,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:39:29 WrapperNode [2019-08-14 20:39:29,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:39:29,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:39:29,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:39:29,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:39:29,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:39:29" (1/1) ... [2019-08-14 20:39:29,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:39:29" (1/1) ... [2019-08-14 20:39:29,288 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:39:29" (1/1) ... [2019-08-14 20:39:29,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:39:29" (1/1) ... [2019-08-14 20:39:29,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:39:29" (1/1) ... [2019-08-14 20:39:29,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:39:29" (1/1) ... [2019-08-14 20:39:29,303 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:39:29" (1/1) ... [2019-08-14 20:39:29,305 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:39:29,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:39:29,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:39:29,306 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:39:29,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:39:29" (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 20:39:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:39:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:39:29,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-14 20:39:29,362 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:39:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:39:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-14 20:39:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-14 20:39:29,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 20:39:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:39:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:39:29,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:39:29,554 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:39:29,555 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 20:39:29,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:39:29 BoogieIcfgContainer [2019-08-14 20:39:29,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:39:29,564 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:39:29,564 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:39:29,564 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:39:29,565 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:39:29" (1/1) ... [2019-08-14 20:39:29,835 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:39:29,838 INFO L168 Benchmark]: Toolchain (without parser) took 863.81 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 87.0 MB in the beginning and 154.7 MB in the end (delta: -67.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-14 20:39:29,839 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 138.9 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:39:29,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 214.67 ms. Allocated memory is still 138.9 MB. Free memory was 86.8 MB in the beginning and 77.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-08-14 20:39:29,842 INFO L168 Benchmark]: Boogie Preprocessor took 116.38 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 77.6 MB in the beginning and 177.2 MB in the end (delta: -99.6 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:39:29,843 INFO L168 Benchmark]: RCFGBuilder took 251.13 ms. Allocated memory is still 199.8 MB. Free memory was 177.2 MB in the beginning and 166.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-14 20:39:29,844 INFO L168 Benchmark]: Symbolic Interpretation took 271.55 ms. Allocated memory is still 199.8 MB. Free memory was 166.0 MB in the beginning and 154.7 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-14 20:39:29,854 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 6]: 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 69#(and (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 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 0.34 ms. Allocated memory is still 138.9 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 214.67 ms. Allocated memory is still 138.9 MB. Free memory was 86.8 MB in the beginning and 77.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.38 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 77.6 MB in the beginning and 177.2 MB in the end (delta: -99.6 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 251.13 ms. Allocated memory is still 199.8 MB. Free memory was 177.2 MB in the beginning and 166.0 MB in the end (delta: 11.2 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 271.55 ms. Allocated memory is still 199.8 MB. Free memory was 166.0 MB in the beginning and 154.7 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...