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_0480.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:05:31,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:05:31,912 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:05:31,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-11 16:05:31,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:05:31,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:05:31,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:05:31,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:05:31,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:05:31,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:05:31,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:05:31,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:05:31,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:05:31,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:05:31,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:05:31,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:05:31,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:05:31,957 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 16:05:31,971 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:05:31,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:05:31,971 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:05:31,971 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:05:31,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:05:31,972 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:05:31,972 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:05:31,973 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:05:31,973 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:05:31,973 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:05:31,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:05:31,974 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:05:31,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:05:31,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:05:31,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:05:31,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:05:31,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:05:31,975 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:05:31,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:05:31,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:05:31,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:05:31,976 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:05:31,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:05:31,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:05:31,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:05:31,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:05:31,977 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:05:31,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:05:31,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:05:31,977 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:05:32,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:05:32,021 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:05:32,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:05:32,026 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:05:32,026 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:05:32,027 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0480.c [2019-09-11 16:05:32,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9e0ce11b/be9aeef9b4664fc79e1ac2729502c2b8/FLAG3e6866d64 [2019-09-11 16:05:32,556 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:05:32,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0480.c [2019-09-11 16:05:32,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9e0ce11b/be9aeef9b4664fc79e1ac2729502c2b8/FLAG3e6866d64 [2019-09-11 16:05:32,922 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9e0ce11b/be9aeef9b4664fc79e1ac2729502c2b8 [2019-09-11 16:05:32,932 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:05:32,933 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:05:32,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:05:32,935 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:05:32,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:05:32,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:05:32" (1/1) ... [2019-09-11 16:05:32,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@180dd6be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:32, skipping insertion in model container [2019-09-11 16:05:32,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:05:32" (1/1) ... [2019-09-11 16:05:32,949 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:05:32,999 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:05:33,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:05:33,336 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:05:33,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:05:33,416 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:05:33,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:33 WrapperNode [2019-09-11 16:05:33,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:05:33,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:05:33,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:05:33,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:05:33,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:33" (1/1) ... [2019-09-11 16:05:33,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:33" (1/1) ... [2019-09-11 16:05:33,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:33" (1/1) ... [2019-09-11 16:05:33,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:33" (1/1) ... [2019-09-11 16:05:33,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:33" (1/1) ... [2019-09-11 16:05:33,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:33" (1/1) ... [2019-09-11 16:05:33,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:33" (1/1) ... [2019-09-11 16:05:33,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:05:33,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:05:33,508 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:05:33,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:05:33,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:05:33" (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 16:05:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:05:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:05:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2019-09-11 16:05:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2019-09-11 16:05:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_acos [2019-09-11 16:05:33,559 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:05:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:05:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2019-09-11 16:05:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-11 16:05:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-11 16:05:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-11 16:05:33,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-11 16:05:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2019-09-11 16:05:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-11 16:05:33,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-11 16:05:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_acos [2019-09-11 16:05:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:05:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:05:33,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:05:34,691 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:05:34,692 INFO L283 CfgBuilder]: Removed 16 assume(true) statements. [2019-09-11 16:05:34,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:05:34 BoogieIcfgContainer [2019-09-11 16:05:34,694 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:05:34,697 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:05:34,697 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:05:34,697 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:05:34,698 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:05:34" (1/1) ... [2019-09-11 16:05:34,751 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:05:34,853 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-11 16:05:34,858 INFO L272 AbstractInterpreter]: Visited 10 different actions 10 times. Never merged. Never widened. Performed 92 root evaluator evaluations with a maximum evaluation depth of 0. Performed 92 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 75 variables. [2019-09-11 16:05:34,858 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:05:34,860 INFO L168 Benchmark]: Toolchain (without parser) took 1926.26 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 88.8 MB in the beginning and 123.3 MB in the end (delta: -34.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2019-09-11 16:05:34,861 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:05:34,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 482.70 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 88.6 MB in the beginning and 173.7 MB in the end (delta: -85.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-09-11 16:05:34,863 INFO L168 Benchmark]: Boogie Preprocessor took 90.28 ms. Allocated memory is still 200.8 MB. Free memory was 173.7 MB in the beginning and 171.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-11 16:05:34,864 INFO L168 Benchmark]: RCFGBuilder took 1185.64 ms. Allocated memory is still 200.8 MB. Free memory was 170.6 MB in the beginning and 130.6 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:05:34,865 INFO L168 Benchmark]: Abstract Interpretation took 161.47 ms. Allocated memory is still 200.8 MB. Free memory was 130.6 MB in the beginning and 123.3 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 7.1 GB. [2019-09-11 16:05:34,870 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 482.70 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 88.6 MB in the beginning and 173.7 MB in the end (delta: -85.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.28 ms. Allocated memory is still 200.8 MB. Free memory was 173.7 MB in the beginning and 171.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1185.64 ms. Allocated memory is still 200.8 MB. Free memory was 170.6 MB in the beginning and 130.6 MB in the end (delta: 40.0 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 161.47 ms. Allocated memory is still 200.8 MB. Free memory was 130.6 MB in the beginning and 123.3 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 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: 237]: 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...