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/bitvector/byte_add-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:25:18,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:25:18,237 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:25:18,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:25:18,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:25:18,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:25:18,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:25:18,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:25:18,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:25:18,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:25:18,258 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:25:18,259 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:25:18,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:25:18,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:25:18,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:25:18,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:25:18,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:25:18,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:25:18,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:25:18,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:25:18,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:25:18,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:25:18,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:25:18,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:25:18,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 16:25:18,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 16:25:18,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 16:25:18,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 16:25:18,277 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 16:25:18,278 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 16:25:18,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:25:18,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:25:18,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:25:18,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:25:18,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:25:18,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:25:18,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:25:18,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:25:18,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:25:18,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:25:18,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:25:18,285 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 16:25:18,310 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:25:18,310 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:25:18,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:25:18,312 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:25:18,312 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:25:18,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:25:18,313 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:25:18,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:25:18,313 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:25:18,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:25:18,314 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:25:18,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:25:18,314 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:25:18,314 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:25:18,315 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:25:18,315 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:25:18,315 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:25:18,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:25:18,317 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:25:18,317 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:25:18,317 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:25:18,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:25:18,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:25:18,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:25:18,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:25:18,320 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:25:18,320 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:25:18,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:25:18,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:25:18,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:25:18,390 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:25:18,394 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:25:18,395 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:25:18,396 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:25:18,396 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector/byte_add-1.i [2019-08-09 16:25:18,460 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb0343853/288a8a7e77ac4c668c686682d272bf82/FLAG988d50977 [2019-08-09 16:25:18,922 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:25:18,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector/byte_add-1.i [2019-08-09 16:25:18,931 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb0343853/288a8a7e77ac4c668c686682d272bf82/FLAG988d50977 [2019-08-09 16:25:19,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb0343853/288a8a7e77ac4c668c686682d272bf82 [2019-08-09 16:25:19,321 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:25:19,322 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:25:19,323 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:25:19,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:25:19,327 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:25:19,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:25:19" (1/1) ... [2019-08-09 16:25:19,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f9dcbf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:25:19, skipping insertion in model container [2019-08-09 16:25:19,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:25:19" (1/1) ... [2019-08-09 16:25:19,340 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:25:19,370 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:25:19,649 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:25:19,654 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:25:19,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:25:19,822 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:25:19,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:25:19 WrapperNode [2019-08-09 16:25:19,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:25:19,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:25:19,823 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:25:19,823 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:25:19,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:25:19" (1/1) ... [2019-08-09 16:25:19,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:25:19" (1/1) ... [2019-08-09 16:25:19,843 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:25:19" (1/1) ... [2019-08-09 16:25:19,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:25:19" (1/1) ... [2019-08-09 16:25:19,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:25:19" (1/1) ... [2019-08-09 16:25:19,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:25:19" (1/1) ... [2019-08-09 16:25:19,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:25:19" (1/1) ... [2019-08-09 16:25:19,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:25:19,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:25:19,865 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:25:19,866 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:25:19,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:25:19" (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 16:25:19,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:25:19,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:25:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-09 16:25:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure mp_add [2019-08-09 16:25:19,934 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:25:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:25:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-09 16:25:19,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-09 16:25:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-09 16:25:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2019-08-09 16:25:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2019-08-09 16:25:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure mp_add [2019-08-09 16:25:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:25:19,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:25:19,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:25:20,368 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:25:20,368 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-09 16:25:20,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:25:20 BoogieIcfgContainer [2019-08-09 16:25:20,370 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:25:20,370 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:25:20,370 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:25:20,371 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:25:20,372 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:25:20" (1/1) ... [2019-08-09 16:25:21,138 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:25:21,147 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:25:21,151 INFO L168 Benchmark]: Toolchain (without parser) took 1826.27 ms. Allocated memory was 140.0 MB in the beginning and 224.9 MB in the end (delta: 84.9 MB). Free memory was 86.6 MB in the beginning and 193.4 MB in the end (delta: -106.8 MB). Peak memory consumption was 72.9 MB. Max. memory is 7.1 GB. [2019-08-09 16:25:21,152 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 140.0 MB. Free memory is still 104.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-09 16:25:21,154 INFO L168 Benchmark]: CACSL2BoogieTranslator took 499.55 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 86.2 MB in the beginning and 176.7 MB in the end (delta: -90.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:25:21,155 INFO L168 Benchmark]: Boogie Preprocessor took 41.77 ms. Allocated memory is still 200.3 MB. Free memory was 176.7 MB in the beginning and 174.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-09 16:25:21,159 INFO L168 Benchmark]: RCFGBuilder took 504.59 ms. Allocated memory is still 200.3 MB. Free memory was 174.9 MB in the beginning and 154.4 MB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-08-09 16:25:21,160 INFO L168 Benchmark]: Symbolic Interpretation took 776.66 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 154.4 MB in the beginning and 193.4 MB in the end (delta: -39.0 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. [2019-08-09 16:25:21,164 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: Interpreter reached this location of interest. Location might be reachable. Predicate is 604#(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 0.25 ms. Allocated memory is still 140.0 MB. Free memory is still 104.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 499.55 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 86.2 MB in the beginning and 176.7 MB in the end (delta: -90.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.77 ms. Allocated memory is still 200.3 MB. Free memory was 176.7 MB in the beginning and 174.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 504.59 ms. Allocated memory is still 200.3 MB. Free memory was 174.9 MB in the beginning and 154.4 MB in the end (delta: 20.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 776.66 ms. Allocated memory was 200.3 MB in the beginning and 224.9 MB in the end (delta: 24.6 MB). Free memory was 154.4 MB in the beginning and 193.4 MB in the end (delta: -39.0 MB). Peak memory consumption was 80.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...