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/ldv-regression/test_union_cast.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 02:02:06,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 02:02:06,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 02:02:06,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 02:02:06,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 02:02:06,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 02:02:06,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 02:02:06,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 02:02:06,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 02:02:06,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 02:02:06,045 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 02:02:06,046 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 02:02:06,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 02:02:06,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 02:02:06,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 02:02:06,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 02:02:06,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 02:02:06,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 02:02:06,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 02:02:06,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 02:02:06,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 02:02:06,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 02:02:06,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 02:02:06,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 02:02:06,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-10 02:02:06,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 02:02:06,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 02:02:06,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 02:02:06,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 02:02:06,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 02:02:06,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 02:02:06,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 02:02:06,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 02:02:06,068 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 02:02:06,069 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 02:02:06,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 02:02:06,070 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 [2019-08-10 02:02:06,084 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 02:02:06,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 02:02:06,085 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 02:02:06,085 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 02:02:06,086 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 02:02:06,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 02:02:06,086 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 02:02:06,086 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 02:02:06,086 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 02:02:06,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 02:02:06,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 02:02:06,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 02:02:06,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 02:02:06,087 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 02:02:06,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 02:02:06,088 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 02:02:06,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 02:02:06,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 02:02:06,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 02:02:06,089 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 02:02:06,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 02:02:06,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 02:02:06,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 02:02:06,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 02:02:06,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 02:02:06,090 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 02:02:06,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 02:02:06,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 02:02:06,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 02:02:06,121 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 02:02:06,133 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 02:02:06,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 02:02:06,137 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 02:02:06,138 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 02:02:06,138 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test_union_cast.i [2019-08-10 02:02:06,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81209ebfe/ecc4050d2a1d4ee1bfe6d7a399186270/FLAGae30d8e4f [2019-08-10 02:02:06,592 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 02:02:06,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test_union_cast.i [2019-08-10 02:02:06,598 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81209ebfe/ecc4050d2a1d4ee1bfe6d7a399186270/FLAGae30d8e4f [2019-08-10 02:02:07,008 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81209ebfe/ecc4050d2a1d4ee1bfe6d7a399186270 [2019-08-10 02:02:07,019 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 02:02:07,022 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 02:02:07,023 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 02:02:07,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 02:02:07,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 02:02:07,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:02:07" (1/1) ... [2019-08-10 02:02:07,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d6568a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:07, skipping insertion in model container [2019-08-10 02:02:07,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:02:07" (1/1) ... [2019-08-10 02:02:07,037 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 02:02:07,052 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 02:02:07,239 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:02:07,252 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 02:02:07,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:02:07,292 INFO L192 MainTranslator]: Completed translation [2019-08-10 02:02:07,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:07 WrapperNode [2019-08-10 02:02:07,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 02:02:07,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 02:02:07,293 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 02:02:07,293 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 02:02:07,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:07" (1/1) ... [2019-08-10 02:02:07,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:07" (1/1) ... [2019-08-10 02:02:07,395 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:07" (1/1) ... [2019-08-10 02:02:07,395 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:07" (1/1) ... [2019-08-10 02:02:07,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:07" (1/1) ... [2019-08-10 02:02:07,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:07" (1/1) ... [2019-08-10 02:02:07,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:07" (1/1) ... [2019-08-10 02:02:07,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 02:02:07,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 02:02:07,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 02:02:07,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 02:02:07,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:02:07" (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 [2019-08-10 02:02:07,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 02:02:07,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 02:02:07,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-08-10 02:02:07,458 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 02:02:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 02:02:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-08-10 02:02:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 02:02:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 02:02:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 02:02:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 02:02:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 02:02:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 02:02:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 02:02:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 02:02:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 02:02:07,657 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 02:02:07,657 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 02:02:07,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:02:07 BoogieIcfgContainer [2019-08-10 02:02:07,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 02:02:07,659 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 02:02:07,659 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 02:02:07,659 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 02:02:07,660 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:02:07" (1/1) ... [2019-08-10 02:02:07,965 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 02:02:07,981 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 02:02:07,983 INFO L168 Benchmark]: Toolchain (without parser) took 962.08 ms. Allocated memory was 137.4 MB in the beginning and 196.1 MB in the end (delta: 58.7 MB). Free memory was 85.2 MB in the beginning and 146.7 MB in the end (delta: -61.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-10 02:02:07,984 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-10 02:02:07,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.22 ms. Allocated memory is still 137.4 MB. Free memory was 85.0 MB in the beginning and 75.0 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-10 02:02:07,986 INFO L168 Benchmark]: Boogie Preprocessor took 112.51 ms. Allocated memory was 137.4 MB in the beginning and 196.1 MB in the end (delta: 58.7 MB). Free memory was 75.0 MB in the beginning and 173.4 MB in the end (delta: -98.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-08-10 02:02:07,987 INFO L168 Benchmark]: RCFGBuilder took 252.46 ms. Allocated memory is still 196.1 MB. Free memory was 173.4 MB in the beginning and 161.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. [2019-08-10 02:02:07,988 INFO L168 Benchmark]: Symbolic Interpretation took 322.42 ms. Allocated memory is still 196.1 MB. Free memory was 161.2 MB in the beginning and 146.7 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-08-10 02:02:07,991 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 0.21 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 270.22 ms. Allocated memory is still 137.4 MB. Free memory was 85.0 MB in the beginning and 75.0 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.51 ms. Allocated memory was 137.4 MB in the beginning and 196.1 MB in the end (delta: 58.7 MB). Free memory was 75.0 MB in the beginning and 173.4 MB in the end (delta: -98.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 252.46 ms. Allocated memory is still 196.1 MB. Free memory was 173.4 MB in the beginning and 161.2 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 322.42 ms. Allocated memory is still 196.1 MB. Free memory was 161.2 MB in the beginning and 146.7 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...