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/float-newlib/double_req_bl_0910b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:06:10,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:06:10,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:06:10,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-11 16:06:10,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:06:10,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:06:10,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:06:10,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:06:10,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:06:10,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:06:10,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:06:10,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:06:10,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:06:10,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:06:10,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:06:10,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:06:10,280 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:06:10,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:06:10,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:06:10,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:06:10,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:06:10,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:06:10,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:06:10,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:06:10,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-09-11 16:06:10,290 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 16:06:10,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:06:10,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:06:10,305 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:06:10,305 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:06:10,306 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:06:10,306 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:06:10,306 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:06:10,306 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:06:10,306 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:06:10,307 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:06:10,307 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:06:10,307 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:06:10,308 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:06:10,308 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:06:10,308 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:06:10,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:06:10,308 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:06:10,309 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:06:10,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:06:10,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:06:10,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:06:10,309 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:06:10,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:06:10,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:06:10,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:06:10,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:06:10,310 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:06:10,311 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:06:10,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:06:10,311 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:06:10,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:06:10,352 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:06:10,355 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:06:10,357 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:06:10,358 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:06:10,358 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0910b.c [2019-09-11 16:06:10,420 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c7ad006/2c0705f4d3d24d4db56a396cea741e3c/FLAG85ae3616b [2019-09-11 16:06:10,875 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:06:10,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0910b.c [2019-09-11 16:06:10,884 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c7ad006/2c0705f4d3d24d4db56a396cea741e3c/FLAG85ae3616b [2019-09-11 16:06:11,290 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c7ad006/2c0705f4d3d24d4db56a396cea741e3c [2019-09-11 16:06:11,298 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:06:11,300 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:06:11,301 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:06:11,301 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:06:11,305 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:06:11,306 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:06:11" (1/1) ... [2019-09-11 16:06:11,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e8dec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:11, skipping insertion in model container [2019-09-11 16:06:11,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:06:11" (1/1) ... [2019-09-11 16:06:11,316 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:06:11,339 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:06:11,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:06:11,673 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:06:11,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:06:11,741 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:06:11,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:11 WrapperNode [2019-09-11 16:06:11,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:06:11,742 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:06:11,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:06:11,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:06:11,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:11" (1/1) ... [2019-09-11 16:06:11,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:11" (1/1) ... [2019-09-11 16:06:11,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:11" (1/1) ... [2019-09-11 16:06:11,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:11" (1/1) ... [2019-09-11 16:06:11,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:11" (1/1) ... [2019-09-11 16:06:11,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:11" (1/1) ... [2019-09-11 16:06:11,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:11" (1/1) ... [2019-09-11 16:06:11,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:06:11,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:06:11,796 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:06:11,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:06:11,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:11" (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 16:06:11,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:06:11,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:06:11,866 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2019-09-11 16:06:11,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2019-09-11 16:06:11,866 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:06:11,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:06:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-11 16:06:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2019-09-11 16:06:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-11 16:06:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-11 16:06:11,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-11 16:06:11,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-11 16:06:11,868 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2019-09-11 16:06:11,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-11 16:06:11,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-11 16:06:11,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:06:11,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:06:11,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:06:12,470 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:06:12,471 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-09-11 16:06:12,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:06:12 BoogieIcfgContainer [2019-09-11 16:06:12,472 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:06:12,473 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:06:12,473 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:06:12,473 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:06:12,474 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:06:12" (1/1) ... [2019-09-11 16:06:12,510 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:06:12,605 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-11 16:06:12,611 INFO L272 AbstractInterpreter]: Visited 10 different actions 10 times. Never merged. Never widened. Performed 72 root evaluator evaluations with a maximum evaluation depth of 0. Performed 72 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 68 variables. [2019-09-11 16:06:12,611 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:06:12,614 INFO L168 Benchmark]: Toolchain (without parser) took 1313.77 ms. Allocated memory was 147.8 MB in the beginning and 203.4 MB in the end (delta: 55.6 MB). Free memory was 95.8 MB in the beginning and 143.5 MB in the end (delta: -47.7 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:12,615 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 147.8 MB. Free memory was 114.3 MB in the beginning and 114.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:06:12,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.91 ms. Allocated memory was 147.8 MB in the beginning and 203.4 MB in the end (delta: 55.6 MB). Free memory was 95.4 MB in the beginning and 178.8 MB in the end (delta: -83.4 MB). Peak memory consumption was 19.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:12,618 INFO L168 Benchmark]: Boogie Preprocessor took 52.90 ms. Allocated memory is still 203.4 MB. Free memory was 178.8 MB in the beginning and 176.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:12,619 INFO L168 Benchmark]: RCFGBuilder took 676.87 ms. Allocated memory is still 203.4 MB. Free memory was 176.2 MB in the beginning and 150.1 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:12,619 INFO L168 Benchmark]: Abstract Interpretation took 138.64 ms. Allocated memory is still 203.4 MB. Free memory was 150.1 MB in the beginning and 143.5 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:12,624 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 147.8 MB. Free memory was 114.3 MB in the beginning and 114.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 440.91 ms. Allocated memory was 147.8 MB in the beginning and 203.4 MB in the end (delta: 55.6 MB). Free memory was 95.4 MB in the beginning and 178.8 MB in the end (delta: -83.4 MB). Peak memory consumption was 19.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.90 ms. Allocated memory is still 203.4 MB. Free memory was 178.8 MB in the beginning and 176.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 676.87 ms. Allocated memory is still 203.4 MB. Free memory was 176.2 MB in the beginning and 150.1 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 138.64 ms. Allocated memory is still 203.4 MB. Free memory was 150.1 MB in the beginning and 143.5 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 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: 137]: 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...