java -ea -Xmx2000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/floats-cbmc-regression/float4_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dddd7a2 [2018-10-11 10:14:30,557 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-11 10:14:30,563 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-11 10:14:30,600 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-11 10:14:30,600 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-11 10:14:30,602 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-11 10:14:30,603 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-11 10:14:30,610 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-11 10:14:30,615 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-11 10:14:30,619 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-11 10:14:30,627 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-11 10:14:30,628 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-11 10:14:30,629 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-11 10:14:30,633 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-11 10:14:30,637 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-11 10:14:30,638 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-11 10:14:30,648 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-11 10:14:30,658 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-11 10:14:30,663 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-11 10:14:30,665 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-11 10:14:30,667 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-11 10:14:30,674 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-11 10:14:30,683 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-11 10:14:30,683 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-11 10:14:30,684 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-11 10:14:30,688 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-11 10:14:30,690 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-11 10:14:30,691 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-11 10:14:30,692 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-11 10:14:30,699 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-11 10:14:30,700 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-11 10:14:30,700 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-11 10:14:30,705 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-11 10:14:30,705 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-11 10:14:30,707 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-11 10:14:30,711 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-11 10:14:30,711 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-10-11 10:14:30,755 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-11 10:14:30,756 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-11 10:14:30,760 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-11 10:14:30,760 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-11 10:14:30,764 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-11 10:14:30,764 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-11 10:14:30,764 INFO L133 SettingsManager]: * Use SBE=true [2018-10-11 10:14:30,765 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-11 10:14:30,765 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-11 10:14:30,765 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-11 10:14:30,765 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-11 10:14:30,765 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-11 10:14:30,765 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-11 10:14:30,766 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-11 10:14:30,766 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-11 10:14:30,766 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-11 10:14:30,766 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-11 10:14:30,766 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-11 10:14:30,766 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-11 10:14:30,772 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-11 10:14:30,772 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-11 10:14:30,772 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-11 10:14:30,773 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-11 10:14:30,773 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-11 10:14:30,773 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-11 10:14:30,773 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-11 10:14:30,773 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-11 10:14:30,773 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-11 10:14:30,774 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-11 10:14:30,774 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-11 10:14:30,774 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-11 10:14:30,774 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-11 10:14:30,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-11 10:14:30,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-11 10:14:30,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-11 10:14:30,966 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-11 10:14:30,967 INFO L276 PluginConnector]: CDTParser initialized [2018-10-11 10:14:30,976 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-cbmc-regression/float4_true-unreach-call.i [2018-10-11 10:14:31,628 INFO L217 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c752a3a54/2440757b1a124d09b3ca4820f11fafa4/FLAGe757dff08 [2018-10-11 10:14:32,274 INFO L289 CDTParser]: Found 1 translation units. [2018-10-11 10:14:32,281 INFO L157 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-cbmc-regression/float4_true-unreach-call.i [2018-10-11 10:14:32,317 INFO L337 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c752a3a54/2440757b1a124d09b3ca4820f11fafa4/FLAGe757dff08 [2018-10-11 10:14:32,357 INFO L345 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c752a3a54/2440757b1a124d09b3ca4820f11fafa4 [2018-10-11 10:14:32,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-11 10:14:32,385 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-11 10:14:32,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-11 10:14:32,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-11 10:14:32,401 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-11 10:14:32,403 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:14:32" (1/1) ... [2018-10-11 10:14:32,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6eabb7e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:32, skipping insertion in model container [2018-10-11 10:14:32,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 10:14:32" (1/1) ... [2018-10-11 10:14:32,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-11 10:14:32,560 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-11 10:14:33,260 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 10:14:33,272 INFO L189 MainTranslator]: Completed pre-run [2018-10-11 10:14:33,461 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-11 10:14:34,088 INFO L193 MainTranslator]: Completed translation [2018-10-11 10:14:34,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:34 WrapperNode [2018-10-11 10:14:34,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-11 10:14:34,090 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-11 10:14:34,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-11 10:14:34,090 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-11 10:14:34,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:34" (1/1) ... [2018-10-11 10:14:34,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:34" (1/1) ... [2018-10-11 10:14:34,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:34" (1/1) ... [2018-10-11 10:14:34,174 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:34" (1/1) ... [2018-10-11 10:14:34,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:34" (1/1) ... [2018-10-11 10:14:34,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:34" (1/1) ... [2018-10-11 10:14:34,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 10:14:34" (1/1) ... [2018-10-11 10:14:34,524 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-11 10:14:34,529 INFO L168 Benchmark]: Toolchain (without parser) took 2145.13 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.9 GB in the end (delta: -47.9 MB). Peak memory consumption was 141.5 MB. Max. memory is 1.9 GB. [2018-10-11 10:14:34,537 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-10-11 10:14:34,538 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1697.98 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 117.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 1.9 GB. [2018-10-11 10:14:34,539 INFO L168 Benchmark]: Boogie Preprocessor took 434.31 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: -165.3 MB). Peak memory consumption was 24.1 MB. Max. memory is 1.9 GB. [2018-10-11 10:14:34,549 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 1697.98 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.7 GB in the end (delta: 117.4 MB). Peak memory consumption was 117.4 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 434.31 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.9 GB in the end (delta: -165.3 MB). Peak memory consumption was 24.1 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...