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_1052d.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 16:06:24,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 16:06:24,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 16:06:24,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 16:06:24,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 16:06:24,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 16:06:24,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 16:06:24,788 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 16:06:24,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 16:06:24,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 16:06:24,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 16:06:24,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 16:06:24,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 16:06:24,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 16:06:24,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 16:06:24,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 16:06:24,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 16:06:24,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 16:06:24,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 16:06:24,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 16:06:24,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 16:06:24,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 16:06:24,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 16:06:24,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 16:06:24,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 16:06:24,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 16:06:24,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 16:06:24,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 16:06:24,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 16:06:24,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 16:06:24,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 16:06:24,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 16:06:24,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-09-11 16:06:24,820 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 16:06:24,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 16:06:24,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 16:06:24,847 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 16:06:24,847 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 16:06:24,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 16:06:24,848 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 16:06:24,849 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 16:06:24,849 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 16:06:24,849 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 16:06:24,849 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 16:06:24,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 16:06:24,851 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 16:06:24,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 16:06:24,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 16:06:24,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 16:06:24,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 16:06:24,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 16:06:24,853 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 16:06:24,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 16:06:24,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 16:06:24,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 16:06:24,854 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 16:06:24,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 16:06:24,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 16:06:24,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 16:06:24,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 16:06:24,855 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 16:06:24,855 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 16:06:24,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 16:06:24,855 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 16:06:24,901 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 16:06:24,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 16:06:24,917 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 16:06:24,918 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 16:06:24,919 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 16:06:24,920 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1052d.c [2019-09-11 16:06:24,994 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdf93f080/98148a2445ba4492a846ac6f3e40027f/FLAG25b504b54 [2019-09-11 16:06:25,521 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 16:06:25,522 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1052d.c [2019-09-11 16:06:25,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdf93f080/98148a2445ba4492a846ac6f3e40027f/FLAG25b504b54 [2019-09-11 16:06:25,821 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdf93f080/98148a2445ba4492a846ac6f3e40027f [2019-09-11 16:06:25,832 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 16:06:25,834 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 16:06:25,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 16:06:25,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 16:06:25,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 16:06:25,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:06:25" (1/1) ... [2019-09-11 16:06:25,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de14efe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:25, skipping insertion in model container [2019-09-11 16:06:25,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 04:06:25" (1/1) ... [2019-09-11 16:06:25,852 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 16:06:25,878 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 16:06:26,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:06:26,195 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 16:06:26,403 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 16:06:26,425 INFO L192 MainTranslator]: Completed translation [2019-09-11 16:06:26,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:26 WrapperNode [2019-09-11 16:06:26,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 16:06:26,426 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 16:06:26,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 16:06:26,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 16:06:26,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:26" (1/1) ... [2019-09-11 16:06:26,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:26" (1/1) ... [2019-09-11 16:06:26,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:26" (1/1) ... [2019-09-11 16:06:26,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:26" (1/1) ... [2019-09-11 16:06:26,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:26" (1/1) ... [2019-09-11 16:06:26,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:26" (1/1) ... [2019-09-11 16:06:26,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:26" (1/1) ... [2019-09-11 16:06:26,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 16:06:26,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 16:06:26,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 16:06:26,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 16:06:26,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 04:06:26" (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 16:06:26,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 16:06:26,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 16:06:26,549 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_double [2019-09-11 16:06:26,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2019-09-11 16:06:26,549 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 16:06:26,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 16:06:26,550 INFO L130 BoogieDeclarations]: Found specification of procedure floor_double [2019-09-11 16:06:26,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-11 16:06:26,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-11 16:06:26,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-11 16:06:26,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-11 16:06:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-11 16:06:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-11 16:06:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2019-09-11 16:06:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 16:06:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 16:06:26,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 16:06:27,018 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 16:06:27,018 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-11 16:06:27,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:06:27 BoogieIcfgContainer [2019-09-11 16:06:27,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 16:06:27,021 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 16:06:27,021 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 16:06:27,021 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 16:06:27,022 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 04:06:27" (1/1) ... [2019-09-11 16:06:27,066 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 16:06:27,138 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-11 16:06:27,143 INFO L272 AbstractInterpreter]: Visited 10 different actions 10 times. Never merged. Never widened. Performed 32 root evaluator evaluations with a maximum evaluation depth of 0. Performed 32 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 35 variables. [2019-09-11 16:06:27,144 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 16:06:27,147 INFO L168 Benchmark]: Toolchain (without parser) took 1312.09 ms. Allocated memory was 136.8 MB in the beginning and 202.4 MB in the end (delta: 65.5 MB). Free memory was 87.0 MB in the beginning and 147.6 MB in the end (delta: -60.6 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:27,148 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 136.8 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-11 16:06:27,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 590.93 ms. Allocated memory was 136.8 MB in the beginning and 202.4 MB in the end (delta: 65.5 MB). Free memory was 86.6 MB in the beginning and 178.4 MB in the end (delta: -91.8 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:27,150 INFO L168 Benchmark]: Boogie Preprocessor took 62.79 ms. Allocated memory is still 202.4 MB. Free memory was 178.4 MB in the beginning and 176.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:27,151 INFO L168 Benchmark]: RCFGBuilder took 531.02 ms. Allocated memory is still 202.4 MB. Free memory was 176.0 MB in the beginning and 153.6 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:27,152 INFO L168 Benchmark]: Abstract Interpretation took 123.14 ms. Allocated memory is still 202.4 MB. Free memory was 153.6 MB in the beginning and 147.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 MB. Max. memory is 7.1 GB. [2019-09-11 16:06:27,156 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 136.8 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 590.93 ms. Allocated memory was 136.8 MB in the beginning and 202.4 MB in the end (delta: 65.5 MB). Free memory was 86.6 MB in the beginning and 178.4 MB in the end (delta: -91.8 MB). Peak memory consumption was 20.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.79 ms. Allocated memory is still 202.4 MB. Free memory was 178.4 MB in the beginning and 176.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 531.02 ms. Allocated memory is still 202.4 MB. Free memory was 176.0 MB in the beginning and 153.6 MB in the end (delta: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 123.14 ms. Allocated memory is still 202.4 MB. Free memory was 153.6 MB in the beginning and 147.6 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.0 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: 103]: 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...