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/large_const.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:38:31,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:38:31,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:38:31,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:38:31,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:38:31,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:38:31,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:38:31,235 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:38:31,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:38:31,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:38:31,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:38:31,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:38:31,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:38:31,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:38:31,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:38:31,243 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:38:31,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:38:31,245 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:38:31,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:38:31,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:38:31,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:38:31,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:38:31,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:38:31,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:38:31,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-03 12:38:31,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 12:38:31,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 12:38:31,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 12:38:31,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 12:38:31,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 12:38:31,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 12:38:31,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 12:38:31,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 12:38:31,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 12:38:31,266 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 12:38:31,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 12:38:31,268 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 [2019-10-03 12:38:31,290 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:38:31,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:38:31,291 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:38:31,291 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:38:31,292 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:38:31,292 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:38:31,293 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:38:31,293 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:38:31,293 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:38:31,294 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:38:31,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:38:31,295 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:38:31,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:38:31,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:38:31,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:38:31,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:38:31,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:38:31,297 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:38:31,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:38:31,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:38:31,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:38:31,298 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:38:31,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:38:31,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:38:31,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:38:31,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:38:31,299 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:38:31,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:38:31,300 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:38:31,300 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:38:31,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:38:31,347 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:38:31,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:38:31,352 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:38:31,353 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:38:31,353 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/large_const.i [2019-10-03 12:38:31,426 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deae3f82d/2d688385b4e84e8d998538fa513dfbcb/FLAGa6baa0f31 [2019-10-03 12:38:31,873 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:38:31,874 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/large_const.i [2019-10-03 12:38:31,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deae3f82d/2d688385b4e84e8d998538fa513dfbcb/FLAGa6baa0f31 [2019-10-03 12:38:32,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deae3f82d/2d688385b4e84e8d998538fa513dfbcb [2019-10-03 12:38:32,242 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:38:32,244 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:38:32,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:38:32,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:38:32,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:38:32,250 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:38:32" (1/1) ... [2019-10-03 12:38:32,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a972dc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:32, skipping insertion in model container [2019-10-03 12:38:32,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:38:32" (1/1) ... [2019-10-03 12:38:32,261 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:38:32,279 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:38:32,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:38:32,485 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:38:32,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:38:32,515 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:38:32,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:32 WrapperNode [2019-10-03 12:38:32,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:38:32,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:38:32,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:38:32,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:38:32,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:32" (1/1) ... [2019-10-03 12:38:32,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:32" (1/1) ... [2019-10-03 12:38:32,626 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:32" (1/1) ... [2019-10-03 12:38:32,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:32" (1/1) ... [2019-10-03 12:38:32,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:32" (1/1) ... [2019-10-03 12:38:32,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:32" (1/1) ... [2019-10-03 12:38:32,636 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:32" (1/1) ... [2019-10-03 12:38:32,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:38:32,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:38:32,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:38:32,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:38:32,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:32" (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 [2019-10-03 12:38:32,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:38:32,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:38:32,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 12:38:32,695 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:38:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:38:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 12:38:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 12:38:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 12:38:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:38:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:38:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:38:32,926 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:38:32,926 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-03 12:38:32,928 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:38:32 BoogieIcfgContainer [2019-10-03 12:38:32,935 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:38:32,936 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:38:32,937 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:38:32,937 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:38:32,938 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:38:32" (1/1) ... [2019-10-03 12:38:33,009 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:38:33,215 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-03 12:38:33,242 INFO L272 AbstractInterpreter]: Visited 33 different actions 119 times. Merged at 12 different actions 31 times. Widened at 1 different actions 3 times. Performed 204 root evaluator evaluations with a maximum evaluation depth of 6. Performed 204 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 15 fixpoints after 6 different actions. Largest state had 20 variables. [2019-10-03 12:38:33,242 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:38:33,247 INFO L168 Benchmark]: Toolchain (without parser) took 1000.32 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 87.3 MB in the beginning and 151.4 MB in the end (delta: -64.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 12:38:33,248 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 12:38:33,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 271.67 ms. Allocated memory is still 141.0 MB. Free memory was 86.9 MB in the beginning and 77.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:33,252 INFO L168 Benchmark]: Boogie Preprocessor took 120.78 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 77.4 MB in the beginning and 178.4 MB in the end (delta: -101.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:33,253 INFO L168 Benchmark]: RCFGBuilder took 297.48 ms. Allocated memory is still 200.8 MB. Free memory was 177.8 MB in the beginning and 164.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:33,254 INFO L168 Benchmark]: Abstract Interpretation took 305.64 ms. Allocated memory is still 200.8 MB. Free memory was 164.2 MB in the beginning and 151.4 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:33,258 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 141.0 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 271.67 ms. Allocated memory is still 141.0 MB. Free memory was 86.9 MB in the beginning and 77.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.78 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 77.4 MB in the beginning and 178.4 MB in the end (delta: -101.0 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 297.48 ms. Allocated memory is still 200.8 MB. Free memory was 177.8 MB in the beginning and 164.2 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 305.64 ms. Allocated memory is still 200.8 MB. Free memory was 164.2 MB in the beginning and 151.4 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 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 c1 = 4000; [L12] int c2 = 2000; [L13] int c3 = 10000; [L14] int n, v; [L15] int i, k, j; [L16] n = __VERIFIER_nondet_int() [L17] COND FALSE !(!(0 <= n && n < 10)) [L18] k = 0 [L19] i = 0 [L20] COND TRUE i < n [L21] i++ [L22] v = __VERIFIER_nondet_int() [L23] COND FALSE !(!(0 <= v && n < 2)) [L24] COND TRUE v == 0 [L25] k += c1 [L20] COND FALSE !(i < n) [L31] j = 0 [L32] COND TRUE j < n [L33] CALL __VERIFIER_assert(k > 0) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...