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_Default.epf -i ../../../trunk/examples/svcomp/floats-esbmc-regression/trunc_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-8f32298 [2018-10-02 16:47:33,233 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-02 16:47:33,239 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-02 16:47:33,276 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-02 16:47:33,277 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-02 16:47:33,281 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-02 16:47:33,286 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-02 16:47:33,291 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-02 16:47:33,296 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-02 16:47:33,305 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-02 16:47:33,306 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-02 16:47:33,307 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-02 16:47:33,313 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-02 16:47:33,314 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-02 16:47:33,324 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-02 16:47:33,325 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-02 16:47:33,329 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-02 16:47:33,337 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-02 16:47:33,342 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-02 16:47:33,350 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-02 16:47:33,352 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-02 16:47:33,358 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-02 16:47:33,367 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-02 16:47:33,396 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-02 16:47:33,446 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-02 16:47:33,446 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-02 16:47:33,447 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-02 16:47:33,453 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-02 16:47:33,454 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-02 16:47:33,454 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-02 16:47:33,454 INFO L133 SettingsManager]: * Use SBE=true [2018-10-02 16:47:33,456 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-02 16:47:33,456 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-02 16:47:33,456 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-02 16:47:33,457 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-02 16:47:33,458 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-02 16:47:33,458 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-02 16:47:33,458 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-02 16:47:33,458 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-02 16:47:33,459 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-02 16:47:33,459 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-02 16:47:33,459 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-02 16:47:33,459 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-02 16:47:33,463 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-02 16:47:33,463 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-02 16:47:33,463 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-02 16:47:33,463 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-02 16:47:33,464 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-02 16:47:33,464 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-02 16:47:33,464 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-02 16:47:33,464 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-02 16:47:33,464 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-02 16:47:33,465 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-02 16:47:33,465 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-02 16:47:33,585 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-02 16:47:33,621 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-02 16:47:33,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-02 16:47:33,637 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-02 16:47:33,637 INFO L276 PluginConnector]: CDTParser initialized [2018-10-02 16:47:33,638 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/trunc_true-unreach-call.i [2018-10-02 16:47:34,298 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89664fdcc/4f67e049bc5f49e18a1ff881e2f49a61/FLAG5ba36441f [2018-10-02 16:47:34,915 INFO L277 CDTParser]: Found 1 translation units. [2018-10-02 16:47:34,915 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/floats-esbmc-regression/trunc_true-unreach-call.i [2018-10-02 16:47:34,953 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89664fdcc/4f67e049bc5f49e18a1ff881e2f49a61/FLAG5ba36441f [2018-10-02 16:47:34,996 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89664fdcc/4f67e049bc5f49e18a1ff881e2f49a61 [2018-10-02 16:47:35,021 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-02 16:47:35,031 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-02 16:47:35,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-02 16:47:35,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-02 16:47:35,041 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-02 16:47:35,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 04:47:34" (1/1) ... [2018-10-02 16:47:35,055 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39bd920b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 04:47:35, skipping insertion in model container [2018-10-02 16:47:35,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 04:47:34" (1/1) ... [2018-10-02 16:47:35,068 INFO L124 MainTranslator]: Starting translation in SV-COMP mode [2018-10-02 16:47:35,197 INFO L151 MainTranslator]: Built tables and reachable declarations [2018-10-02 16:47:35,792 WARN L286 MainTranslator]: Unsupported Syntax: Unsupported function from math.h: trunc [2018-10-02 16:47:35,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b9f07f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 04:47:35, skipping insertion in model container [2018-10-02 16:47:35,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-02 16:47:35,793 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-02 16:47:35,797 INFO L168 Benchmark]: Toolchain (without parser) took 774.72 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-02 16:47:35,799 INFO L168 Benchmark]: CDTParser took 0.20 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. [2018-10-02 16:47:35,801 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.74 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-10-02 16:47:35,805 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 0.20 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 759.74 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 871]: Unsupported Syntax Unsupported function from math.h: trunc RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...