/usr/bin/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/nla-digbench/ps5.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 06:58:54,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 06:58:54,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 06:58:54,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-11-07 06:58:54,236 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 [2019-11-07 06:58:54,257 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 06:58:54,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 06:58:54,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 06:58:54,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 06:58:54,259 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 06:58:54,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 06:58:54,260 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 06:58:54,260 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 06:58:54,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 06:58:54,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 06:58:54,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 06:58:54,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 06:58:54,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 06:58:54,262 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 06:58:54,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 06:58:54,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 06:58:54,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 06:58:54,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 06:58:54,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 06:58:54,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 06:58:54,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 06:58:54,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 06:58:54,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 06:58:54,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 06:58:54,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 06:58:54,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 06:58:54,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 06:58:54,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 06:58:54,266 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 06:58:54,542 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 06:58:54,555 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 06:58:54,559 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 06:58:54,560 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 06:58:54,561 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 06:58:54,561 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/ps5.c [2019-11-07 06:58:54,638 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2faba92ea/d0ec4c7d690b428c9b9df1b95d0c25ee/FLAG5e98e78ae [2019-11-07 06:58:55,055 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 06:58:55,057 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/ps5.c [2019-11-07 06:58:55,063 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2faba92ea/d0ec4c7d690b428c9b9df1b95d0c25ee/FLAG5e98e78ae [2019-11-07 06:58:55,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2faba92ea/d0ec4c7d690b428c9b9df1b95d0c25ee [2019-11-07 06:58:55,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 06:58:55,487 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 06:58:55,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 06:58:55,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 06:58:55,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 06:58:55,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:58:55" (1/1) ... [2019-11-07 06:58:55,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78bcaca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:55, skipping insertion in model container [2019-11-07 06:58:55,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:58:55" (1/1) ... [2019-11-07 06:58:55,504 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 06:58:55,528 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 06:58:55,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:58:55,765 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 06:58:55,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:58:55,809 INFO L192 MainTranslator]: Completed translation [2019-11-07 06:58:55,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:55 WrapperNode [2019-11-07 06:58:55,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 06:58:55,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 06:58:55,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 06:58:55,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 06:58:55,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:55" (1/1) ... [2019-11-07 06:58:55,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:55" (1/1) ... [2019-11-07 06:58:55,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:55" (1/1) ... [2019-11-07 06:58:55,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:55" (1/1) ... [2019-11-07 06:58:55,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:55" (1/1) ... [2019-11-07 06:58:55,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:55" (1/1) ... [2019-11-07 06:58:55,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:55" (1/1) ... [2019-11-07 06:58:55,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 06:58:55,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 06:58:55,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 06:58:55,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 06:58:55,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:58:55" (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 [2019-11-07 06:58:55,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 06:58:55,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 06:58:55,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 06:58:55,989 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 06:58:55,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 06:58:55,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 06:58:55,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 06:58:55,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 06:58:55,990 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 06:58:55,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 06:58:55,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 06:58:56,165 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 06:58:56,165 INFO L284 CfgBuilder]: Removed 1 assume(true) statements. [2019-11-07 06:58:56,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:58:56 BoogieIcfgContainer [2019-11-07 06:58:56,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 06:58:56,175 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 06:58:56,175 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 06:58:56,176 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 06:58:56,176 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:58:56" (1/1) ... [2019-11-07 06:58:56,248 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 06:58:56,455 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-11-07 06:58:56,476 INFO L272 AbstractInterpreter]: Visited 16 different actions 16 times. Never merged. Never widened. Performed 13 root evaluator evaluations with a maximum evaluation depth of 13. Performed 13 inverse root evaluator evaluations with a maximum inverse evaluation depth of 13. Never found a fixpoint. Largest state had 6 variables. [2019-11-07 06:58:56,477 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 06:58:56,480 INFO L168 Benchmark]: Toolchain (without parser) took 991.70 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 104.4 MB in the beginning and 157.3 MB in the end (delta: -52.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-11-07 06:58:56,481 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 06:58:56,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 322.24 ms. Allocated memory is still 146.3 MB. Free memory was 104.2 MB in the beginning and 94.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-11-07 06:58:56,483 INFO L168 Benchmark]: Boogie Preprocessor took 118.02 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 94.5 MB in the beginning and 182.2 MB in the end (delta: -87.6 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-11-07 06:58:56,484 INFO L168 Benchmark]: RCFGBuilder took 238.69 ms. Allocated memory is still 203.4 MB. Free memory was 182.2 MB in the beginning and 170.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-11-07 06:58:56,485 INFO L168 Benchmark]: Abstract Interpretation took 301.79 ms. Allocated memory is still 203.4 MB. Free memory was 170.4 MB in the beginning and 157.3 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-11-07 06:58:56,489 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 322.24 ms. Allocated memory is still 146.3 MB. Free memory was 104.2 MB in the beginning and 94.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.02 ms. Allocated memory was 146.3 MB in the beginning and 203.4 MB in the end (delta: 57.1 MB). Free memory was 94.5 MB in the beginning and 182.2 MB in the end (delta: -87.6 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 238.69 ms. Allocated memory is still 203.4 MB. Free memory was 182.2 MB in the beginning and 170.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 301.79 ms. Allocated memory is still 203.4 MB. Free memory was 170.4 MB in the beginning and 157.3 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 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...