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-regression/integerpromotion-3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 19:22:51,641 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 19:22:51,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 19:22:51,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 19:22:51,656 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 19:22:51,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 19:22:51,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 19:22:51,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 19:22:51,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 19:22:51,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 19:22:51,664 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 19:22:51,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 19:22:51,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 19:22:51,673 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 19:22:51,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 19:22:51,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 19:22:51,678 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 19:22:51,679 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 19:22:51,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 19:22:51,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 19:22:51,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 19:22:51,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 19:22:51,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 19:22:51,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 19:22:51,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 19:22:51,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 19:22:51,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 19:22:51,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 19:22:51,717 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 [2019-08-22 19:22:51,736 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 19:22:51,736 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 19:22:51,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 19:22:51,738 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 19:22:51,738 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 19:22:51,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 19:22:51,739 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 19:22:51,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 19:22:51,739 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 19:22:51,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 19:22:51,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 19:22:51,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 19:22:51,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 19:22:51,740 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 19:22:51,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 19:22:51,740 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 19:22:51,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 19:22:51,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 19:22:51,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 19:22:51,741 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 19:22:51,742 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 19:22:51,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 19:22:51,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 19:22:51,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 19:22:51,743 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 19:22:51,743 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 19:22:51,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 19:22:51,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 19:22:51,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 19:22:51,788 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 19:22:51,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 19:22:51,804 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 19:22:51,806 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 19:22:51,806 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 19:22:51,807 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector-regression/integerpromotion-3.c [2019-08-22 19:22:51,868 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d26ef5adc/b428adeb11f3421c8a7f32dd39f6c52e/FLAGcbd521888 [2019-08-22 19:22:52,294 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 19:22:52,295 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector-regression/integerpromotion-3.c [2019-08-22 19:22:52,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d26ef5adc/b428adeb11f3421c8a7f32dd39f6c52e/FLAGcbd521888 [2019-08-22 19:22:52,704 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d26ef5adc/b428adeb11f3421c8a7f32dd39f6c52e [2019-08-22 19:22:52,713 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 19:22:52,715 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 19:22:52,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 19:22:52,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 19:22:52,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 19:22:52,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:22:52" (1/1) ... [2019-08-22 19:22:52,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@140a382a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:52, skipping insertion in model container [2019-08-22 19:22:52,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:22:52" (1/1) ... [2019-08-22 19:22:52,731 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 19:22:52,745 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 19:22:52,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 19:22:52,937 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 19:22:52,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 19:22:52,979 INFO L192 MainTranslator]: Completed translation [2019-08-22 19:22:52,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:52 WrapperNode [2019-08-22 19:22:52,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 19:22:52,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 19:22:52,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 19:22:52,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 19:22:53,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:52" (1/1) ... [2019-08-22 19:22:53,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:52" (1/1) ... [2019-08-22 19:22:53,134 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:52" (1/1) ... [2019-08-22 19:22:53,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:52" (1/1) ... [2019-08-22 19:22:53,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:52" (1/1) ... [2019-08-22 19:22:53,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:52" (1/1) ... [2019-08-22 19:22:53,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:52" (1/1) ... [2019-08-22 19:22:53,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 19:22:53,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 19:22:53,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 19:22:53,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 19:22:53,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:22:52" (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 [2019-08-22 19:22:53,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 19:22:53,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 19:22:53,218 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 19:22:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 19:22:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 19:22:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 19:22:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 19:22:53,387 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 19:22:53,387 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 19:22:53,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:22:53 BoogieIcfgContainer [2019-08-22 19:22:53,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 19:22:53,391 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 19:22:53,392 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 19:22:53,392 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 19:22:53,394 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:22:53" (1/1) ... [2019-08-22 19:22:53,430 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 19:22:53,433 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 19:22:53,440 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 19:22:53,452 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 19:22:53,454 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 19:22:53,518 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-22 19:22:53,543 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 19:22:53,543 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 19:22:53,545 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 16#(and (= (mod main_~result_8~0 256) 250) (exists ((v_~bitwiseComplement_2 Int)) (and (= (div v_~bitwiseComplement_2 16) main_~result_8~0) (= main_~port~0 90)))) [2019-08-22 19:22:53,557 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 19:22:53,558 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 19:22:53,561 INFO L168 Benchmark]: Toolchain (without parser) took 844.45 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 88.5 MB in the beginning and 161.0 MB in the end (delta: -72.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-22 19:22:53,562 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-22 19:22:53,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 265.53 ms. Allocated memory is still 132.1 MB. Free memory was 88.3 MB in the beginning and 79.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-08-22 19:22:53,564 INFO L168 Benchmark]: Boogie Preprocessor took 169.50 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 79.4 MB in the beginning and 176.2 MB in the end (delta: -96.8 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-08-22 19:22:53,565 INFO L168 Benchmark]: RCFGBuilder took 238.06 ms. Allocated memory is still 200.3 MB. Free memory was 176.2 MB in the beginning and 166.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-22 19:22:53,566 INFO L168 Benchmark]: Symbolic Interpretation took 166.93 ms. Allocated memory is still 200.3 MB. Free memory was 166.6 MB in the beginning and 161.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-08-22 19:22:53,571 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 12]: 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 16#(and (= (mod main_~result_8~0 256) 250) (exists ((v_~bitwiseComplement_2 Int)) (and (= (div v_~bitwiseComplement_2 16) main_~result_8~0) (= main_~port~0 90)))). 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 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 265.53 ms. Allocated memory is still 132.1 MB. Free memory was 88.3 MB in the beginning and 79.4 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 169.50 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 79.4 MB in the beginning and 176.2 MB in the end (delta: -96.8 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 238.06 ms. Allocated memory is still 200.3 MB. Free memory was 176.2 MB in the beginning and 166.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 166.93 ms. Allocated memory is still 200.3 MB. Free memory was 166.6 MB in the beginning and 161.0 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...