java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float-zero-sum1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 01:09:43,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 01:09:43,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 01:09:43,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 01:09:43,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 01:09:43,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 01:09:43,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 01:09:43,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 01:09:43,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 01:09:43,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 01:09:43,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 01:09:43,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 01:09:43,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 01:09:43,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 01:09:43,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 01:09:43,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 01:09:43,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 01:09:43,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 01:09:43,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 01:09:43,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 01:09:43,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 01:09:43,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 01:09:43,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 01:09:43,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 01:09:43,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-08 01:09:43,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 01:09:43,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 01:09:43,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 01:09:43,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 01:09:43,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 01:09:43,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 01:09:43,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 01:09:43,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 01:09:43,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 01:09:43,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 01:09:43,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 01:09:43,799 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 [2019-09-08 01:09:43,842 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 01:09:43,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 01:09:43,844 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 01:09:43,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 01:09:43,844 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 01:09:43,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 01:09:43,845 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 01:09:43,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 01:09:43,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 01:09:43,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 01:09:43,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 01:09:43,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 01:09:43,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 01:09:43,846 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 01:09:43,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 01:09:43,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 01:09:43,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 01:09:43,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 01:09:43,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 01:09:43,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 01:09:43,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 01:09:43,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 01:09:43,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 01:09:43,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 01:09:43,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 01:09:43,851 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 01:09:43,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 01:09:43,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 01:09:43,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 01:09:43,880 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 01:09:43,893 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 01:09:43,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 01:09:43,898 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 01:09:43,899 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 01:09:43,899 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float-zero-sum1.i [2019-09-08 01:09:43,981 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd7a64205/b0b1969352e343e2a4dcd171cf1dc3b3/FLAGaeeab9b97 [2019-09-08 01:09:44,526 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 01:09:44,527 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float-zero-sum1.i [2019-09-08 01:09:44,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd7a64205/b0b1969352e343e2a4dcd171cf1dc3b3/FLAGaeeab9b97 [2019-09-08 01:09:44,798 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd7a64205/b0b1969352e343e2a4dcd171cf1dc3b3 [2019-09-08 01:09:44,808 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 01:09:44,810 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 01:09:44,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 01:09:44,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 01:09:44,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 01:09:44,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:09:44" (1/1) ... [2019-09-08 01:09:44,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@250219f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:44, skipping insertion in model container [2019-09-08 01:09:44,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 01:09:44" (1/1) ... [2019-09-08 01:09:44,826 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 01:09:44,850 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 01:09:45,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:09:45,088 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 01:09:45,123 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 01:09:45,159 INFO L192 MainTranslator]: Completed translation [2019-09-08 01:09:45,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:45 WrapperNode [2019-09-08 01:09:45,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 01:09:45,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 01:09:45,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 01:09:45,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 01:09:45,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:45" (1/1) ... [2019-09-08 01:09:45,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:45" (1/1) ... [2019-09-08 01:09:45,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:45" (1/1) ... [2019-09-08 01:09:45,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:45" (1/1) ... [2019-09-08 01:09:45,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:45" (1/1) ... [2019-09-08 01:09:45,297 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:45" (1/1) ... [2019-09-08 01:09:45,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:45" (1/1) ... [2019-09-08 01:09:45,301 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 01:09:45,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 01:09:45,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 01:09:45,302 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 01:09:45,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:45" (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 [2019-09-08 01:09:45,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 01:09:45,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 01:09:45,353 INFO L138 BoogieDeclarations]: Found implementation of procedure f00 [2019-09-08 01:09:45,353 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 01:09:45,353 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 01:09:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure f00 [2019-09-08 01:09:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 01:09:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-09-08 01:09:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 01:09:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 01:09:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 01:09:45,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 01:09:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 01:09:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-09-08 01:09:45,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 01:09:45,555 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 01:09:45,556 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-08 01:09:45,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:09:45 BoogieIcfgContainer [2019-09-08 01:09:45,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 01:09:45,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 01:09:45,559 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 01:09:45,564 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 01:09:45,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 01:09:44" (1/3) ... [2019-09-08 01:09:45,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2df71d59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:09:45, skipping insertion in model container [2019-09-08 01:09:45,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 01:09:45" (2/3) ... [2019-09-08 01:09:45,566 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2df71d59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 01:09:45, skipping insertion in model container [2019-09-08 01:09:45,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 01:09:45" (3/3) ... [2019-09-08 01:09:45,569 INFO L109 eAbstractionObserver]: Analyzing ICFG float-zero-sum1.i [2019-09-08 01:09:45,584 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 01:09:45,620 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 01:09:45,667 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 01:09:45,710 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 01:09:45,711 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 01:09:45,711 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 01:09:45,711 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 01:09:45,714 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 01:09:45,715 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 01:09:45,715 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 01:09:45,715 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 01:09:45,715 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 01:09:45,733 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states. [2019-09-08 01:09:45,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-09-08 01:09:45,738 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 01:09:45,739 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 01:09:45,742 INFO L418 AbstractCegarLoop]: === Iteration 1 === [f00Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 01:09:45,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 01:09:45,747 INFO L82 PathProgramCache]: Analyzing trace with hash 1301757984, now seen corresponding path program 1 times [2019-09-08 01:09:45,748 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 01:09:45,749 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 01:09:45,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:09:45,788 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 01:09:45,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 01:09:45,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:09:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-09-08 01:09:45,908 INFO L466 BasicCegarLoop]: Counterexample might be feasible [2019-09-08 01:09:45,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 01:09:45 BoogieIcfgContainer [2019-09-08 01:09:45,934 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 01:09:45,938 INFO L168 Benchmark]: Toolchain (without parser) took 1126.34 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 89.9 MB in the beginning and 148.8 MB in the end (delta: -59.0 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:45,939 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-08 01:09:45,940 INFO L168 Benchmark]: CACSL2BoogieTranslator took 349.64 ms. Allocated memory is still 133.7 MB. Free memory was 89.7 MB in the beginning and 79.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:45,941 INFO L168 Benchmark]: Boogie Preprocessor took 140.21 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 79.0 MB in the beginning and 175.7 MB in the end (delta: -96.8 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:45,942 INFO L168 Benchmark]: RCFGBuilder took 256.36 ms. Allocated memory is still 199.8 MB. Free memory was 175.7 MB in the beginning and 162.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:45,943 INFO L168 Benchmark]: TraceAbstraction took 375.75 ms. Allocated memory is still 199.8 MB. Free memory was 162.3 MB in the beginning and 148.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-09-08 01:09:45,947 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 133.7 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 349.64 ms. Allocated memory is still 133.7 MB. Free memory was 89.7 MB in the beginning and 79.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 140.21 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 79.0 MB in the beginning and 175.7 MB in the end (delta: -96.8 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 256.36 ms. Allocated memory is still 199.8 MB. Free memory was 175.7 MB in the beginning and 162.9 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 375.75 ms. Allocated memory is still 199.8 MB. Free memory was 162.3 MB in the beginning and 148.8 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 103]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 111, overapproximation of someBinaryArithmeticFLOAToperation at line 100. Possible FailurePath: [L111] CALL f00(-0x1.6b890ep+29, 0x1.6b890ep+29) VAL [\old(b)=762388928] [L100] float sum = a + b; [L101] union mix m; [L102] m.f = sum [L103] EXPR m.i VAL [\old(a)=2147483651, \old(b)=762388928, a=2147483651, b=762388928, m={1:0}, m.i=2147483648, sum=2147483650] [L103] COND TRUE !(m.i != 0x80000000) [L103] __VERIFIER_error() VAL [\old(a)=2147483651, \old(b)=762388928, a=2147483651, b=762388928, m={1:0}, sum=2147483650] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 18 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...