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/nla-digbench/ps5.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:14:51,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:14:51,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:14:51,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:14:51,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:14:51,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:14:51,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:14:51,390 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:14:51,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:14:51,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:14:51,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:14:51,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:14:51,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:14:51,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:14:51,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:14:51,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:14:51,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:14:51,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:14:51,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:14:51,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:14:51,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:14:51,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:14:51,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:14:51,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:14:51,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:14:51,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:14:51,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:14:51,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:14:51,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:14:51,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:14:51,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:14:51,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:14:51,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 16:14:51,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:14:51,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:14:51,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:14:51,421 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 [2019-09-11 16:14:51,436 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:14:51,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:14:51,437 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:14:51,437 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:14:51,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:14:51,438 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:14:51,438 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:14:51,438 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:14:51,438 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:14:51,439 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:14:51,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:14:51,440 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:14:51,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:14:51,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:14:51,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:14:51,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:14:51,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:14:51,441 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:14:51,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:14:51,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:14:51,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:14:51,442 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:14:51,442 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:14:51,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:14:51,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:14:51,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:14:51,443 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:14:51,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:14:51,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:14:51,443 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:14:51,472 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:14:51,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:14:51,488 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:14:51,489 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:14:51,490 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:14:51,491 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/ps5.c [2019-09-11 16:14:51,561 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1b6fa564/bdbee0dcaa254aaba963d89fe06fe90a/FLAG53ec2089f [2019-09-11 16:14:51,997 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:14:51,998 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/ps5.c [2019-09-11 16:14:52,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1b6fa564/bdbee0dcaa254aaba963d89fe06fe90a/FLAG53ec2089f [2019-09-11 16:14:52,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1b6fa564/bdbee0dcaa254aaba963d89fe06fe90a [2019-09-11 16:14:52,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:14:52,386 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:14:52,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:14:52,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:14:52,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:14:52,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:14:52" (1/1) ... [2019-09-11 16:14:52,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6595b9fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:52, skipping insertion in model container [2019-09-11 16:14:52,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:14:52" (1/1) ... [2019-09-11 16:14:52,406 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:14:52,426 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:14:52,611 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:14:52,615 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:14:52,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:14:52,650 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:14:52,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:52 WrapperNode [2019-09-11 16:14:52,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:14:52,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:14:52,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:14:52,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:14:52,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:52" (1/1) ... [2019-09-11 16:14:52,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:52" (1/1) ... [2019-09-11 16:14:52,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:52" (1/1) ... [2019-09-11 16:14:52,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:52" (1/1) ... [2019-09-11 16:14:52,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:52" (1/1) ... [2019-09-11 16:14:52,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:52" (1/1) ... [2019-09-11 16:14:52,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:52" (1/1) ... [2019-09-11 16:14:52,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:14:52,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:14:52,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:14:52,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:14:52,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:14:52" (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 [2019-09-11 16:14:52,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:14:52,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:14:52,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-11 16:14:52,832 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:14:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:14:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-11 16:14:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 16:14:52,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-11 16:14:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:14:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:14:52,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:14:53,004 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:14:53,004 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-11 16:14:53,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:14:53 BoogieIcfgContainer [2019-09-11 16:14:53,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:14:53,007 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:14:53,007 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:14:53,007 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:14:53,008 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:14:53" (1/1) ... [2019-09-11 16:14:53,056 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:14:53,347 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 16:14:53,373 INFO L272 AbstractInterpreter]: Visited 16 different actions 16 times. Never merged. Never widened. Performed 13 root evaluator evaluations with a maximum evaluation depth of 14. Performed 13 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Never found a fixpoint. Largest state had 6 variables. [2019-09-11 16:14:53,373 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:14:53,377 INFO L168 Benchmark]: Toolchain (without parser) took 989.09 ms. Allocated memory was 142.6 MB in the beginning and 201.9 MB in the end (delta: 59.2 MB). Free memory was 89.0 MB in the beginning and 154.8 MB in the end (delta: -65.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 16:14:53,378 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 142.6 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:14:53,379 INFO L168 Benchmark]: CACSL2BoogieTranslator took 263.18 ms. Allocated memory is still 142.6 MB. Free memory was 88.8 MB in the beginning and 79.2 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:14:53,380 INFO L168 Benchmark]: Boogie Preprocessor took 126.62 ms. Allocated memory was 142.6 MB in the beginning and 201.9 MB in the end (delta: 59.2 MB). Free memory was 79.2 MB in the beginning and 179.5 MB in the end (delta: -100.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-09-11 16:14:53,381 INFO L168 Benchmark]: RCFGBuilder took 227.79 ms. Allocated memory is still 201.9 MB. Free memory was 179.5 MB in the beginning and 168.4 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-09-11 16:14:53,382 INFO L168 Benchmark]: Abstract Interpretation took 366.92 ms. Allocated memory is still 201.9 MB. Free memory was 168.4 MB in the beginning and 154.8 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. [2019-09-11 16:14:53,386 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 142.6 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 263.18 ms. Allocated memory is still 142.6 MB. Free memory was 88.8 MB in the beginning and 79.2 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.62 ms. Allocated memory was 142.6 MB in the beginning and 201.9 MB in the end (delta: 59.2 MB). Free memory was 79.2 MB in the beginning and 179.5 MB in the end (delta: -100.3 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 227.79 ms. Allocated memory is still 201.9 MB. Free memory was 179.5 MB in the beginning and 168.4 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 366.92 ms. Allocated memory is still 201.9 MB. Free memory was 168.4 MB in the beginning and 154.8 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 7]: 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: [L13] int k, y, x, c; [L14] k = __VERIFIER_nondet_int() [L16] y = 0 [L17] x = 0 [L18] c = 0 [L20] COND TRUE 1 [L21] CALL __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) [L5] COND TRUE !(cond) [L7] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...