java -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./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-ead35ba [2018-05-09 14:59:53,946 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-05-09 14:59:53,949 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-05-09 14:59:53,979 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-05-09 14:59:53,979 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-05-09 14:59:53,989 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-05-09 14:59:53,990 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-05-09 14:59:53,998 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-05-09 14:59:54,005 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-05-09 14:59:54,006 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-05-09 14:59:54,007 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-05-09 14:59:54,007 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-05-09 14:59:54,014 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-05-09 14:59:54,016 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-05-09 14:59:54,017 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-05-09 14:59:54,021 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-05-09 14:59:54,034 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-05-09 14:59:54,036 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-05-09 14:59:54,037 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-05-09 14:59:54,048 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-05-09 14:59:54,050 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-05-09 14:59:54,068 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-05-09 14:59:54,110 INFO L110 SettingsManager]: Loading preferences was successful [2018-05-09 14:59:54,111 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-05-09 14:59:54,112 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-05-09 14:59:54,112 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-05-09 14:59:54,112 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-05-09 14:59:54,113 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-05-09 14:59:54,113 INFO L133 SettingsManager]: * Use SBE=true [2018-05-09 14:59:54,113 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-05-09 14:59:54,113 INFO L133 SettingsManager]: * sizeof long=4 [2018-05-09 14:59:54,113 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-05-09 14:59:54,114 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-05-09 14:59:54,115 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-05-09 14:59:54,115 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-05-09 14:59:54,115 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-05-09 14:59:54,116 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-05-09 14:59:54,116 INFO L133 SettingsManager]: * sizeof long double=12 [2018-05-09 14:59:54,116 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-05-09 14:59:54,116 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-05-09 14:59:54,116 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-05-09 14:59:54,116 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-05-09 14:59:54,123 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-05-09 14:59:54,123 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-05-09 14:59:54,123 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-05-09 14:59:54,123 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-05-09 14:59:54,124 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-05-09 14:59:54,124 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-05-09 14:59:54,124 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-05-09 14:59:54,124 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-05-09 14:59:54,124 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-05-09 14:59:54,124 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-05-09 14:59:54,125 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-05-09 14:59:54,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-05-09 14:59:54,262 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-05-09 14:59:54,268 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-05-09 14:59:54,277 INFO L271 PluginConnector]: Initializing CDTParser... [2018-05-09 14:59:54,278 INFO L276 PluginConnector]: CDTParser initialized [2018-05-09 14:59:54,278 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/floats-esbmc-regression/trunc_true-unreach-call.i [2018-05-09 14:59:54,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/bc6de2fc2/29296a0e08e046e68374193e79a8252a/FLAG220a19b92 [2018-05-09 14:59:55,588 INFO L276 CDTParser]: Found 1 translation units. [2018-05-09 14:59:55,589 INFO L158 CDTParser]: Scanning /storage/ultimate/trunk/examples/svcomp/floats-esbmc-regression/trunc_true-unreach-call.i [2018-05-09 14:59:55,624 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/bc6de2fc2/29296a0e08e046e68374193e79a8252a/FLAG220a19b92 [2018-05-09 14:59:55,666 INFO L332 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/bc6de2fc2/29296a0e08e046e68374193e79a8252a [2018-05-09 14:59:55,679 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-05-09 14:59:55,689 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-05-09 14:59:55,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-05-09 14:59:55,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-05-09 14:59:55,705 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-05-09 14:59:55,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.05 02:59:55" (1/1) ... [2018-05-09 14:59:55,710 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3758cd8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.05 02:59:55, skipping insertion in model container [2018-05-09 14:59:55,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.05 02:59:55" (1/1) ... [2018-05-09 14:59:56,145 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-05-09 14:59:56,351 WARN L201 ieTranslatorObserver]: Unsupported Syntax: Unsupported function from math.h: trunc [2018-05-09 14:59:56,358 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7980d68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.05 02:59:56, skipping insertion in model container [2018-05-09 14:59:56,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-05-09 14:59:56,359 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-05-09 14:59:56,360 INFO L168 Benchmark]: Toolchain (without parser) took 680.04 ms. Allocated memory is still 383.3 MB. Free memory was 329.6 MB in the beginning and 312.7 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 1.9 GB. [2018-05-09 14:59:56,362 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 383.3 MB. Free memory is still 348.8 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-05-09 14:59:56,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.33 ms. Allocated memory is still 383.3 MB. Free memory was 327.5 MB in the beginning and 312.7 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 1.9 GB. [2018-05-09 14:59:56,372 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 383.3 MB. Free memory is still 348.8 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 668.33 ms. Allocated memory is still 383.3 MB. Free memory was 327.5 MB in the beginning and 312.7 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.8 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...