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_copy1_ground-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:23:20,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:23:20,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:23:20,960 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:23:20,961 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:23:20,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:23:20,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:23:20,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:23:20,966 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:23:20,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:23:20,968 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:23:20,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:23:20,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:23:20,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:23:20,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:23:20,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:23:20,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:23:20,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:23:20,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:23:20,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:23:20,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:23:20,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:23:20,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:23:20,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:23:20,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 16:23:20,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 16:23:20,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 16:23:20,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 16:23:20,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 16:23:20,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 16:23:20,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:23:20,990 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:23:20,990 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:23:20,991 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:23:20,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:23:20,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:23:20,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:23:20,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:23:20,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:23:20,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:23:20,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:23:20,996 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 [2019-08-09 16:23:21,012 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:23:21,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:23:21,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:23:21,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:23:21,015 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:23:21,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:23:21,016 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:23:21,016 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:23:21,016 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:23:21,016 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:23:21,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:23:21,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:23:21,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:23:21,018 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:23:21,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:23:21,018 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:23:21,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:23:21,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:23:21,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:23:21,019 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:23:21,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:23:21,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:23:21,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:23:21,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:23:21,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:23:21,021 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:23:21,021 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:23:21,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:23:21,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:23:21,067 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:23:21,079 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:23:21,082 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:23:21,084 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:23:21,084 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:23:21,085 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_copy1_ground-2.i [2019-08-09 16:23:21,141 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/decde1adb/cee56769faf041b3930639748bd24d64/FLAG2275aa779 [2019-08-09 16:23:21,547 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:23:21,549 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_copy1_ground-2.i [2019-08-09 16:23:21,555 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/decde1adb/cee56769faf041b3930639748bd24d64/FLAG2275aa779 [2019-08-09 16:23:21,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/decde1adb/cee56769faf041b3930639748bd24d64 [2019-08-09 16:23:21,927 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:23:21,928 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:23:21,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:21,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:23:21,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:23:21,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:21" (1/1) ... [2019-08-09 16:23:21,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e5da6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:21, skipping insertion in model container [2019-08-09 16:23:21,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:23:21" (1/1) ... [2019-08-09 16:23:21,944 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:23:21,960 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:23:22,132 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:22,138 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:23:22,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:23:22,178 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:23:22,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:22 WrapperNode [2019-08-09 16:23:22,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:23:22,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:23:22,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:23:22,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:23:22,279 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:22" (1/1) ... [2019-08-09 16:23:22,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:22" (1/1) ... [2019-08-09 16:23:22,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:22" (1/1) ... [2019-08-09 16:23:22,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:22" (1/1) ... [2019-08-09 16:23:22,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:22" (1/1) ... [2019-08-09 16:23:22,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:22" (1/1) ... [2019-08-09 16:23:22,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:22" (1/1) ... [2019-08-09 16:23:22,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:23:22,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:23:22,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:23:22,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:23:22,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:23:22" (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 [2019-08-09 16:23:22,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:23:22,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:23:22,355 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-09 16:23:22,355 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:23:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:23:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-09 16:23:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 16:23:22,355 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:23:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-09 16:23:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-09 16:23:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-09 16:23:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-09 16:23:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:23:22,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:23:22,594 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:23:22,595 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-08-09 16:23:22,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:22 BoogieIcfgContainer [2019-08-09 16:23:22,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:23:22,601 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:23:22,601 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:23:22,601 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:23:22,602 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:23:22" (1/1) ... [2019-08-09 16:23:25,125 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:23:25,133 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:23:25,135 INFO L168 Benchmark]: Toolchain (without parser) took 3205.99 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 86.5 MB in the beginning and 129.1 MB in the end (delta: -42.6 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:25,136 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 130.5 MB. Free memory is still 104.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-09 16:23:25,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 249.22 ms. Allocated memory is still 130.5 MB. Free memory was 86.1 MB in the beginning and 76.4 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:25,138 INFO L168 Benchmark]: Boogie Preprocessor took 123.10 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 76.4 MB in the beginning and 172.7 MB in the end (delta: -96.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:25,139 INFO L168 Benchmark]: RCFGBuilder took 297.92 ms. Allocated memory is still 197.1 MB. Free memory was 172.7 MB in the beginning and 158.4 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:25,140 INFO L168 Benchmark]: Symbolic Interpretation took 2532.44 ms. Allocated memory is still 197.1 MB. Free memory was 158.4 MB in the beginning and 129.1 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:23:25,143 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: Interpreter reached this location of interest. Location might be reachable. Predicate is 100#(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 0.22 ms. Allocated memory is still 130.5 MB. Free memory is still 104.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 249.22 ms. Allocated memory is still 130.5 MB. Free memory was 86.1 MB in the beginning and 76.4 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.10 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 76.4 MB in the beginning and 172.7 MB in the end (delta: -96.4 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 297.92 ms. Allocated memory is still 197.1 MB. Free memory was 172.7 MB in the beginning and 158.4 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2532.44 ms. Allocated memory is still 197.1 MB. Free memory was 158.4 MB in the beginning and 129.1 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...