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_math_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 04:49:30,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 04:49:30,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 04:49:30,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 04:49:30,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 04:49:30,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 04:49:30,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 04:49:30,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 04:49:30,516 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 04:49:30,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 04:49:30,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 04:49:30,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 04:49:30,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 04:49:30,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 04:49:30,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 04:49:30,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 04:49:30,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 04:49:30,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 04:49:30,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 04:49:30,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 04:49:30,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 04:49:30,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 04:49:30,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 04:49:30,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 04:49:30,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-15 04:49:30,547 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 04:49:30,548 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 04:49:30,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 04:49:30,549 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 04:49:30,563 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 04:49:30,563 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 04:49:30,564 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 04:49:30,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 04:49:30,565 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 04:49:30,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 04:49:30,565 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 04:49:30,565 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 04:49:30,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 04:49:30,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 04:49:30,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 04:49:30,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 04:49:30,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 04:49:30,567 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 04:49:30,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 04:49:30,567 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 04:49:30,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 04:49:30,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 04:49:30,568 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 04:49:30,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 04:49:30,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 04:49:30,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 04:49:30,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 04:49:30,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 04:49:30,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 04:49:30,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 04:49:30,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 04:49:30,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 04:49:30,570 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 04:49:30,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 04:49:30,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 04:49:30,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 04:49:30,909 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 04:49:30,910 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 04:49:30,911 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/psyco/psyco_math_1.c [2019-10-15 04:49:30,989 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3dfdf0ae/4082395e026b4f4f926b94b97a2736c8/FLAGa49f23231 [2019-10-15 04:49:31,498 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 04:49:31,499 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/psyco/psyco_math_1.c [2019-10-15 04:49:31,513 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3dfdf0ae/4082395e026b4f4f926b94b97a2736c8/FLAGa49f23231 [2019-10-15 04:49:31,805 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3dfdf0ae/4082395e026b4f4f926b94b97a2736c8 [2019-10-15 04:49:31,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 04:49:31,819 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 04:49:31,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 04:49:31,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 04:49:31,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 04:49:31,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:49:31" (1/1) ... [2019-10-15 04:49:31,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3414aba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:31, skipping insertion in model container [2019-10-15 04:49:31,830 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 04:49:31" (1/1) ... [2019-10-15 04:49:31,838 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 04:49:31,884 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 04:49:32,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:49:32,133 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 04:49:32,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 04:49:32,302 INFO L192 MainTranslator]: Completed translation [2019-10-15 04:49:32,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:32 WrapperNode [2019-10-15 04:49:32,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 04:49:32,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 04:49:32,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 04:49:32,304 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 04:49:32,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:32" (1/1) ... [2019-10-15 04:49:32,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:32" (1/1) ... [2019-10-15 04:49:32,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:32" (1/1) ... [2019-10-15 04:49:32,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:32" (1/1) ... [2019-10-15 04:49:32,335 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:32" (1/1) ... [2019-10-15 04:49:32,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:32" (1/1) ... [2019-10-15 04:49:32,348 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:32" (1/1) ... [2019-10-15 04:49:32,351 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 04:49:32,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 04:49:32,352 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 04:49:32,352 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 04:49:32,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 04:49:32" (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 [2019-10-15 04:49:32,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 04:49:32,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 04:49:32,419 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 04:49:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 04:49:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 04:49:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 04:49:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 04:49:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 04:49:33,007 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 04:49:33,007 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-10-15 04:49:33,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:49:33 BoogieIcfgContainer [2019-10-15 04:49:33,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 04:49:33,010 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-15 04:49:33,010 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-15 04:49:33,011 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-15 04:49:33,012 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 04:49:33" (1/1) ... [2019-10-15 04:49:33,046 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 04:49:33,509 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 04:49:33,516 INFO L272 AbstractInterpreter]: Visited 128 different actions 205 times. Merged at 38 different actions 43 times. Never widened. Performed 534 root evaluator evaluations with a maximum evaluation depth of 12. Performed 534 inverse root evaluator evaluations with a maximum inverse evaluation depth of 12. Found 50 fixpoints after 37 different actions. Largest state had 78 variables. [2019-10-15 04:49:33,517 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-15 04:49:33,521 INFO L168 Benchmark]: Toolchain (without parser) took 1699.66 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 102.0 MB in the beginning and 103.9 MB in the end (delta: -1.9 MB). Peak memory consumption was 55.7 MB. Max. memory is 7.1 GB. [2019-10-15 04:49:33,523 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 04:49:33,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.06 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 101.8 MB in the beginning and 177.9 MB in the end (delta: -76.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-10-15 04:49:33,525 INFO L168 Benchmark]: Boogie Preprocessor took 47.91 ms. Allocated memory is still 201.9 MB. Free memory was 177.9 MB in the beginning and 175.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-10-15 04:49:33,527 INFO L168 Benchmark]: RCFGBuilder took 657.31 ms. Allocated memory is still 201.9 MB. Free memory was 175.9 MB in the beginning and 146.9 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:49:33,528 INFO L168 Benchmark]: Abstract Interpretation took 506.97 ms. Allocated memory is still 201.9 MB. Free memory was 146.9 MB in the beginning and 103.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 7.1 GB. [2019-10-15 04:49:33,538 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 483.06 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 101.8 MB in the beginning and 177.9 MB in the end (delta: -76.2 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.91 ms. Allocated memory is still 201.9 MB. Free memory was 177.9 MB in the beginning and 175.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 657.31 ms. Allocated memory is still 201.9 MB. Free memory was 175.9 MB in the beginning and 146.9 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 506.97 ms. Allocated memory is still 201.9 MB. Free memory was 146.9 MB in the beginning and 103.9 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 360]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...