java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/psyco/psyco_security.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:49:31,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:49:31,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:49:31,915 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:49:31,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:49:31,918 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:49:31,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:49:31,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:49:31,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:49:31,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:49:31,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:49:31,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-10-15 04:49:31,985 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 [2019-10-15 04:49:32,003 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:49:32,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:49:32,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:49:32,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:49:32,005 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:49:32,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:49:32,007 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:49:32,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:49:32,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:49:32,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:49:32,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:49:32,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:49:32,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:49:32,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:49:32,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:49:32,010 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:49:32,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:49:32,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:49:32,011 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:49:32,011 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:49:32,011 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:49:32,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:49:32,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:49:32,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:49:32,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:49:32,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:49:32,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:49:32,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:49:32,012 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-15 04:49:32,300 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:49:32,318 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:49:32,322 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:49:32,323 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:49:32,325 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:49:32,326 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/psyco/psyco_security.c [2019-10-15 04:49:32,401 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3d970aa/f9c4704816e4443e9d32c9ba7eb066fa/FLAGc3168957f [2019-10-15 04:49:32,899 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:49:32,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_security.c [2019-10-15 04:49:32,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3d970aa/f9c4704816e4443e9d32c9ba7eb066fa/FLAGc3168957f [2019-10-15 04:49:33,245 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed3d970aa/f9c4704816e4443e9d32c9ba7eb066fa [2019-10-15 04:49:33,256 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:49:33,257 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:49:33,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:49:33,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:49:33,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:49:33,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:49:33" (1/1) ... [2019-10-15 04:49:33,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2330c988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:33, skipping insertion in model container [2019-10-15 04:49:33,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:49:33" (1/1) ... [2019-10-15 04:49:33,274 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:49:33,317 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:49:33,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:49:33,542 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:49:33,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:49:33,683 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:49:33,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:33 WrapperNode [2019-10-15 04:49:33,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:49:33,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:49:33,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:49:33,685 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:49:33,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:33" (1/1) ... [2019-10-15 04:49:33,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:33" (1/1) ... [2019-10-15 04:49:33,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:33" (1/1) ... [2019-10-15 04:49:33,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:33" (1/1) ... [2019-10-15 04:49:33,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:33" (1/1) ... [2019-10-15 04:49:33,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:33" (1/1) ... [2019-10-15 04:49:33,723 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:33" (1/1) ... [2019-10-15 04:49:33,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:49:33,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:49:33,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:49:33,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:49:33,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:33" (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 [2019-10-15 04:49:33,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:49:33,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:49:33,788 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:49:33,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:49:33,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:49:33,788 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:49:33,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:49:33,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:49:34,293 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:49:34,293 INFO L284 CfgBuilder]: Removed 18 assume(true) statements. [2019-10-15 04:49:34,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:49:34 BoogieIcfgContainer [2019-10-15 04:49:34,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:49:34,295 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 04:49:34,295 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 04:49:34,296 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 04:49:34,297 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:49:34" (1/1) ... [2019-10-15 04:49:34,329 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 04:49:34,892 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-15 04:49:34,915 INFO L272 AbstractInterpreter]: Visited 152 different actions 306 times. Merged at 64 different actions 89 times. Widened at 2 different actions 2 times. Performed 572 root evaluator evaluations with a maximum evaluation depth of 8. Performed 572 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 60 fixpoints after 44 different actions. Largest state had 37 variables. [2019-10-15 04:49:34,915 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 04:49:34,918 INFO L168 Benchmark]: Toolchain (without parser) took 1659.67 ms. Allocated memory was 146.8 MB in the beginning and 234.9 MB in the end (delta: 88.1 MB). Free memory was 104.7 MB in the beginning and 181.9 MB in the end (delta: -77.1 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-10-15 04:49:34,919 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 146.8 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 04:49:34,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 425.88 ms. Allocated memory was 146.8 MB in the beginning and 205.0 MB in the end (delta: 58.2 MB). Free memory was 104.5 MB in the beginning and 183.2 MB in the end (delta: -78.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-10-15 04:49:34,921 INFO L168 Benchmark]: Boogie Preprocessor took 41.65 ms. Allocated memory is still 205.0 MB. Free memory was 183.2 MB in the beginning and 181.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-10-15 04:49:34,922 INFO L168 Benchmark]: RCFGBuilder took 568.14 ms. Allocated memory is still 205.0 MB. Free memory was 181.2 MB in the beginning and 153.3 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:49:34,923 INFO L168 Benchmark]: Abstract Interpretation took 619.90 ms. Allocated memory was 205.0 MB in the beginning and 234.9 MB in the end (delta: 29.9 MB). Free memory was 153.3 MB in the beginning and 181.9 MB in the end (delta: -28.6 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-10-15 04:49:34,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 146.8 MB. Free memory was 123.2 MB in the beginning and 123.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 425.88 ms. Allocated memory was 146.8 MB in the beginning and 205.0 MB in the end (delta: 58.2 MB). Free memory was 104.5 MB in the beginning and 183.2 MB in the end (delta: -78.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.65 ms. Allocated memory is still 205.0 MB. Free memory was 183.2 MB in the beginning and 181.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 568.14 ms. Allocated memory is still 205.0 MB. Free memory was 181.2 MB in the beginning and 153.3 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 619.90 ms. Allocated memory was 205.0 MB in the beginning and 234.9 MB in the end (delta: 29.9 MB). Free memory was 153.3 MB in the beginning and 181.9 MB in the end (delta: -28.6 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 389]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L5] int m_initSign = 1; [L6] int m_initVerify = 2; [L7] int m_Signature = 3; [L8] int m_sign = 4; [L9] int m_verify = 5; [L10] int m_update = 6; [L15] int q = 0; [L16] int method_id; [L19] int this_state = 0; [L22] COND TRUE 1 [L27] COND TRUE q == 0 [L28] COND TRUE __VERIFIER_nondet_int() [L32] method_id = 3 [L34] COND FALSE !(0) [L38] q = 2 [L40] this_state=0 [L22] COND TRUE 1 [L27] COND FALSE !(q == 0) [L47] COND FALSE !(q == 1) [L99] COND TRUE q == 2 [L100] COND FALSE !(__VERIFIER_nondet_int()) [L116] COND TRUE __VERIFIER_nondet_int() [L120] method_id = 2 [L122] COND FALSE !(0) [L126] q = 4 [L128] this_state=3 [L22] COND TRUE 1 [L27] COND FALSE !(q == 0) [L47] COND TRUE q == 1 [L48] COND TRUE __VERIFIER_nondet_int() [L52] method_id = 4 [L54] COND TRUE (this_state == 2) [L389] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...