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_0920a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:06:10,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:06:10,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:06:10,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-09-11 16:06:10,511 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:06:10,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:06:10,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:06:10,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:06:10,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:06:10,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:06:10,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:06:10,520 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:06:10,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:06:10,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:06:10,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:06:10,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:06:10,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:06:10,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 16:06:10,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 16:06:10,538 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 16:06:10,539 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 16:06:10,554 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:06:10,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:06:10,555 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:06:10,555 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:06:10,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:06:10,556 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:06:10,556 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:06:10,556 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:06:10,557 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:06:10,557 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:06:10,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:06:10,558 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:06:10,558 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:06:10,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:06:10,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:06:10,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:06:10,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:06:10,559 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:06:10,559 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:06:10,559 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:06:10,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:06:10,560 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:06:10,560 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:06:10,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:06:10,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:06:10,561 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:06:10,561 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:06:10,561 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:06:10,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:06:10,562 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:06:10,590 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:06:10,603 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:06:10,606 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:06:10,608 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:06:10,608 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:06:10,609 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0920a.c [2019-09-11 16:06:10,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f41b456e/b1b57cd54995491c89981a202129838b/FLAG107d3dc78 [2019-09-11 16:06:11,154 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:06:11,154 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0920a.c [2019-09-11 16:06:11,163 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f41b456e/b1b57cd54995491c89981a202129838b/FLAG107d3dc78 [2019-09-11 16:06:11,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f41b456e/b1b57cd54995491c89981a202129838b [2019-09-11 16:06:11,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:06:11,528 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:06:11,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:06:11,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:06:11,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:06:11,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:06:11" (1/1) ... [2019-09-11 16:06:11,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@507b7c77 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 16:06:11,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:06:11" (1/1) ... [2019-09-11 16:06:11,545 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:06:11,585 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:06:11,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:06:11,941 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:06:11,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:06:12,011 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:06:12,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:12 WrapperNode [2019-09-11 16:06:12,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:06:12,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:06:12,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:06:12,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:06:12,029 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:12" (1/1) ... [2019-09-11 16:06:12,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:12" (1/1) ... [2019-09-11 16:06:12,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:12" (1/1) ... [2019-09-11 16:06:12,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:12" (1/1) ... [2019-09-11 16:06:12,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:12" (1/1) ... [2019-09-11 16:06:12,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:12" (1/1) ... [2019-09-11 16:06:12,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:12" (1/1) ... [2019-09-11 16:06:12,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:06:12,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:06:12,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:06:12,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:06:12,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:12" (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 16:06:12,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:06:12,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:06:12,138 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2019-09-11 16:06:12,139 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2019-09-11 16:06:12,139 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2019-09-11 16:06:12,139 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2019-09-11 16:06:12,139 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:06:12,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:06:12,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-11 16:06:12,140 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2019-09-11 16:06:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-11 16:06:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-11 16:06:12,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-11 16:06:12,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-11 16:06:12,142 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2019-09-11 16:06:12,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-11 16:06:12,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-11 16:06:12,144 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2019-09-11 16:06:12,144 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2019-09-11 16:06:12,144 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:06:12,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:06:12,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:06:12,685 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:06:12,686 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-09-11 16:06:12,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:06:12 BoogieIcfgContainer [2019-09-11 16:06:12,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:06:12,688 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:06:12,688 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:06:12,688 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:06:12,689 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 16:06:12,718 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:06:12,795 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator COMPLT has no precise implementation. [2019-09-11 16:06:12,808 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-11 16:06:12,812 INFO L272 AbstractInterpreter]: Visited 18 different actions 18 times. Never merged. Never widened. Performed 78 root evaluator evaluations with a maximum evaluation depth of 1. Performed 78 inverse root evaluator evaluations with a maximum inverse evaluation depth of 1. Never found a fixpoint. Largest state had 44 variables. [2019-09-11 16:06:12,812 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:06:12,815 INFO L168 Benchmark]: Toolchain (without parser) took 1286.00 ms. Allocated memory was 142.6 MB in the beginning and 200.8 MB in the end (delta: 58.2 MB). Free memory was 90.4 MB in the beginning and 136.4 MB in the end (delta: -46.0 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:12,816 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 142.6 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-11 16:06:12,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 483.05 ms. Allocated memory was 142.6 MB in the beginning and 200.8 MB in the end (delta: 58.2 MB). Free memory was 90.2 MB in the beginning and 175.3 MB in the end (delta: -85.1 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:12,818 INFO L168 Benchmark]: Boogie Preprocessor took 65.49 ms. Allocated memory is still 200.8 MB. Free memory was 175.3 MB in the beginning and 173.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:12,819 INFO L168 Benchmark]: RCFGBuilder took 608.66 ms. Allocated memory is still 200.8 MB. Free memory was 173.0 MB in the beginning and 143.2 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:12,820 INFO L168 Benchmark]: Abstract Interpretation took 124.73 ms. Allocated memory is still 200.8 MB. Free memory was 142.6 MB in the beginning and 136.4 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:12,824 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 142.6 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 483.05 ms. Allocated memory was 142.6 MB in the beginning and 200.8 MB in the end (delta: 58.2 MB). Free memory was 90.2 MB in the beginning and 175.3 MB in the end (delta: -85.1 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.49 ms. Allocated memory is still 200.8 MB. Free memory was 175.3 MB in the beginning and 173.0 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 608.66 ms. Allocated memory is still 200.8 MB. Free memory was 173.0 MB in the beginning and 143.2 MB in the end (delta: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 124.73 ms. Allocated memory is still 200.8 MB. Free memory was 142.6 MB in the beginning and 136.4 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 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: 154]: 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...