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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/loop-invgen/id_trans.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:47:38,218 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:47:38,221 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:47:38,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:47:38,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:47:38,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:47:38,235 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:47:38,237 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:47:38,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:47:38,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:47:38,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:47:38,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:47:38,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:47:38,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:47:38,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:47:38,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:47:38,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:47:38,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:47:38,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:47:38,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:47:38,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:47:38,253 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:47:38,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:47:38,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:47:38,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 13:47:38,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:47:38,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:47:38,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:47:38,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:47:38,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:47:38,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:47:38,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:47:38,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:47:38,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:47:38,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:47:38,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:47:38,266 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-20 13:47:38,281 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:47:38,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:47:38,281 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-20 13:47:38,282 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-20 13:47:38,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-20 13:47:38,282 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-20 13:47:38,283 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-20 13:47:38,283 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-20 13:47:38,283 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-20 13:47:38,283 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-20 13:47:38,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:47:38,284 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:47:38,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:47:38,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:47:38,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:47:38,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:47:38,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:47:38,285 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:47:38,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:47:38,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:47:38,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:47:38,286 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-20 13:47:38,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:47:38,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:47:38,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:47:38,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:47:38,287 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-20 13:47:38,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:47:38,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:47:38,288 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-20 13:47:38,315 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:47:38,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:47:38,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:47:38,332 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:47:38,332 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:47:38,333 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_trans.i [2019-09-20 13:47:38,393 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a36c2b28/637e8c8b34c9487dbb319cf3cf38a633/FLAG0af33956a [2019-09-20 13:47:38,791 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:47:38,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_trans.i [2019-09-20 13:47:38,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a36c2b28/637e8c8b34c9487dbb319cf3cf38a633/FLAG0af33956a [2019-09-20 13:47:39,221 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a36c2b28/637e8c8b34c9487dbb319cf3cf38a633 [2019-09-20 13:47:39,233 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:47:39,237 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:47:39,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:47:39,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:47:39,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:47:39,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:47:39" (1/1) ... [2019-09-20 13:47:39,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@221181d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:47:39, skipping insertion in model container [2019-09-20 13:47:39,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:47:39" (1/1) ... [2019-09-20 13:47:39,257 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:47:39,277 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:47:39,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:47:39,466 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:47:39,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:47:39,509 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:47:39,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:47:39 WrapperNode [2019-09-20 13:47:39,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:47:39,511 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:47:39,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:47:39,511 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:47:39,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:47:39" (1/1) ... [2019-09-20 13:47:39,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:47:39" (1/1) ... [2019-09-20 13:47:39,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:47:39" (1/1) ... [2019-09-20 13:47:39,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:47:39" (1/1) ... [2019-09-20 13:47:39,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:47:39" (1/1) ... [2019-09-20 13:47:39,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:47:39" (1/1) ... [2019-09-20 13:47:39,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:47:39" (1/1) ... [2019-09-20 13:47:39,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:47:39,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:47:39,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:47:39,634 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:47:39,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:47:39" (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 [2019-09-20 13:47:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:47:39,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:47:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 13:47:39,694 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:47:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:47:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 13:47:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 13:47:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:47:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:47:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:47:39,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:47:39,891 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:47:39,891 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 13:47:39,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:47:39 BoogieIcfgContainer [2019-09-20 13:47:39,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:47:39,902 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-20 13:47:39,903 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-20 13:47:39,903 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-20 13:47:39,907 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:47:39" (1/1) ... [2019-09-20 13:47:39,978 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-20 13:47:40,071 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-20 13:47:41,083 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-20 13:47:41,116 INFO L272 AbstractInterpreter]: Visited 29 different actions 271 times. Merged at 9 different actions 44 times. Widened at 1 different actions 4 times. Performed 258 root evaluator evaluations with a maximum evaluation depth of 12. Performed 258 inverse root evaluator evaluations with a maximum inverse evaluation depth of 12. Found 8 fixpoints after 3 different actions. Largest state had 10 variables. [2019-09-20 13:47:41,118 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-20 13:47:41,122 INFO L168 Benchmark]: Toolchain (without parser) took 1885.00 ms. Allocated memory was 137.9 MB in the beginning and 269.0 MB in the end (delta: 131.1 MB). Free memory was 84.0 MB in the beginning and 204.2 MB in the end (delta: -120.2 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:47:41,124 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 102.6 MB in the beginning and 102.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:47:41,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.74 ms. Allocated memory is still 137.9 MB. Free memory was 83.8 MB in the beginning and 74.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-09-20 13:47:41,127 INFO L168 Benchmark]: Boogie Preprocessor took 122.98 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 74.3 MB in the beginning and 176.6 MB in the end (delta: -102.3 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-09-20 13:47:41,130 INFO L168 Benchmark]: RCFGBuilder took 261.18 ms. Allocated memory is still 198.7 MB. Free memory was 176.6 MB in the beginning and 163.3 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:47:41,131 INFO L168 Benchmark]: Abstract Interpretation took 1215.86 ms. Allocated memory was 198.7 MB in the beginning and 269.0 MB in the end (delta: 70.3 MB). Free memory was 163.3 MB in the beginning and 204.2 MB in the end (delta: -40.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2019-09-20 13:47:41,141 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 102.6 MB in the beginning and 102.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 268.74 ms. Allocated memory is still 137.9 MB. Free memory was 83.8 MB in the beginning and 74.3 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.98 ms. Allocated memory was 137.9 MB in the beginning and 198.7 MB in the end (delta: 60.8 MB). Free memory was 74.3 MB in the beginning and 176.6 MB in the end (delta: -102.3 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 261.18 ms. Allocated memory is still 198.7 MB. Free memory was 176.6 MB in the beginning and 163.3 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1215.86 ms. Allocated memory was 198.7 MB in the beginning and 269.0 MB in the end (delta: 70.3 MB). Free memory was 163.3 MB in the beginning and 204.2 MB in the end (delta: -40.9 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 5]: 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: [L11] int idBitLength, material_length, nlen; [L12] int j, k; [L13] nlen = __VERIFIER_nondet_int() [L14] idBitLength = __VERIFIER_nondet_int() [L15] material_length = __VERIFIER_nondet_int() [L16] COND FALSE !(!( nlen == idBitLength / 32 )) [L17] j = 0 [L17] COND TRUE (j < idBitLength / 8) && (j < material_length) [L18] CALL __VERIFIER_assert( 0 <= j) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...