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_1-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 16:25:18,382 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 16:25:18,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 16:25:18,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 16:25:18,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 16:25:18,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 16:25:18,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 16:25:18,416 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 16:25:18,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 16:25:18,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 16:25:18,424 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 16:25:18,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 16:25:18,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 16:25:18,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 16:25:18,431 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 16:25:18,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 16:25:18,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 16:25:18,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 16:25:18,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 16:25:18,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 16:25:18,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 16:25:18,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 16:25:18,453 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 16:25:18,454 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 16:25:18,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-09 16:25:18,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 16:25:18,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 16:25:18,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 16:25:18,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 16:25:18,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 16:25:18,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 16:25:18,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 16:25:18,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 16:25:18,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 16:25:18,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 16:25:18,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 16:25:18,468 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 16:25:18,482 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 16:25:18,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 16:25:18,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 16:25:18,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 16:25:18,484 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 16:25:18,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 16:25:18,485 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 16:25:18,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 16:25:18,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 16:25:18,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 16:25:18,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 16:25:18,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 16:25:18,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 16:25:18,486 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 16:25:18,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 16:25:18,487 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 16:25:18,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 16:25:18,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 16:25:18,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 16:25:18,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 16:25:18,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 16:25:18,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 16:25:18,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 16:25:18,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 16:25:18,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 16:25:18,489 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 16:25:18,489 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 16:25:18,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 16:25:18,489 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 16:25:18,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 16:25:18,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 16:25:18,540 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 16:25:18,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 16:25:18,543 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 16:25:18,544 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector/byte_add_1-1.i [2019-08-09 16:25:18,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/930cec941/be3ab6fb28424c4b8c0463187f0f0b7c/FLAG3cbd40bbc [2019-08-09 16:25:19,070 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 16:25:19,071 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector/byte_add_1-1.i [2019-08-09 16:25:19,077 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/930cec941/be3ab6fb28424c4b8c0463187f0f0b7c/FLAG3cbd40bbc [2019-08-09 16:25:19,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/930cec941/be3ab6fb28424c4b8c0463187f0f0b7c [2019-08-09 16:25:19,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 16:25:19,450 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 16:25:19,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 16:25:19,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 16:25:19,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 16:25:19,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:25:19" (1/1) ... [2019-08-09 16:25:19,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a2342af 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 16:25:19,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 04:25:19" (1/1) ... [2019-08-09 16:25:19,467 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 16:25:19,492 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 16:25:19,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:25:19,785 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 16:25:19,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 16:25:19,981 INFO L192 MainTranslator]: Completed translation [2019-08-09 16:25:19,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 04:25:19 WrapperNode [2019-08-09 16:25:19,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 16:25:19,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 16:25:19,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 16:25:19,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 16:25:19,999 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 16:25:19,999 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 16:25:20,021 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 16:25:20,021 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 16:25:20,043 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 16:25:20,051 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 16:25:20,061 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 16:25:20,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 16:25:20,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 16:25:20,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 16:25:20,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 16:25:20,067 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 16:25:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 16:25:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 16:25:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-09 16:25:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure mp_add [2019-08-09 16:25:20,140 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 16:25:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 16:25:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-09 16:25:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-09 16:25:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-09 16:25:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2019-08-09 16:25:20,141 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2019-08-09 16:25:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure mp_add [2019-08-09 16:25:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 16:25:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 16:25:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 16:25:20,556 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 16:25:20,556 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-09 16:25:20,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 04:25:20 BoogieIcfgContainer [2019-08-09 16:25:20,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 16:25:20,558 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 16:25:20,558 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 16:25:20,559 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 16:25:20,560 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 16:25:21,421 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-09 16:25:21,429 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-09 16:25:21,432 INFO L168 Benchmark]: Toolchain (without parser) took 1981.06 ms. Allocated memory was 131.6 MB in the beginning and 219.2 MB in the end (delta: 87.6 MB). Free memory was 87.7 MB in the beginning and 189.1 MB in the end (delta: -101.4 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. [2019-08-09 16:25:21,433 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 131.6 MB. Free memory is still 105.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-09 16:25:21,434 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.56 ms. Allocated memory was 131.6 MB in the beginning and 197.7 MB in the end (delta: 66.1 MB). Free memory was 87.3 MB in the beginning and 173.6 MB in the end (delta: -86.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:25:21,435 INFO L168 Benchmark]: Boogie Preprocessor took 81.46 ms. Allocated memory is still 197.7 MB. Free memory was 173.6 MB in the beginning and 171.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-09 16:25:21,438 INFO L168 Benchmark]: RCFGBuilder took 493.30 ms. Allocated memory is still 197.7 MB. Free memory was 171.7 MB in the beginning and 150.1 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-08-09 16:25:21,440 INFO L168 Benchmark]: Symbolic Interpretation took 871.14 ms. Allocated memory was 197.7 MB in the beginning and 219.2 MB in the end (delta: 21.5 MB). Free memory was 150.1 MB in the beginning and 189.1 MB in the end (delta: -39.0 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. [2019-08-09 16:25:21,446 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 0.42 ms. Allocated memory is still 131.6 MB. Free memory is still 105.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 531.56 ms. Allocated memory was 131.6 MB in the beginning and 197.7 MB in the end (delta: 66.1 MB). Free memory was 87.3 MB in the beginning and 173.6 MB in the end (delta: -86.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.46 ms. Allocated memory is still 197.7 MB. Free memory was 173.6 MB in the beginning and 171.7 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 493.30 ms. Allocated memory is still 197.7 MB. Free memory was 171.7 MB in the beginning and 150.1 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 871.14 ms. Allocated memory was 197.7 MB in the beginning and 219.2 MB in the end (delta: 21.5 MB). Free memory was 150.1 MB in the beginning and 189.1 MB in the end (delta: -39.0 MB). Peak memory consumption was 81.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...