java -Xmx2000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/termination-crafted-lit/cstrncmp_false-no-overflow.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-f5fa1ab [2018-02-12 12:06:24,467 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-12 12:06:24,478 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-12 12:06:24,503 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-12 12:06:24,503 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-12 12:06:24,504 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-12 12:06:24,504 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-12 12:06:24,516 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-12 12:06:24,517 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-12 12:06:24,518 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-12 12:06:24,518 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-12 12:06:24,519 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-12 12:06:24,519 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-12 12:06:24,520 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-12 12:06:24,521 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-12 12:06:24,536 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-12 12:06:24,537 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-12 12:06:24,539 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-12 12:06:24,548 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-12 12:06:24,549 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-12 12:06:24,550 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-12 12:06:24,550 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-12 12:06:24,551 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-12 12:06:24,556 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-12 12:06:24,556 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-12 12:06:24,557 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-12 12:06:24,557 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-12 12:06:24,558 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-12 12:06:24,558 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-12 12:06:24,558 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-12 12:06:24,559 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-12 12:06:24,571 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf [2018-02-12 12:06:24,592 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-12 12:06:24,593 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-12 12:06:24,593 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-02-12 12:06:24,593 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-02-12 12:06:24,594 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-12 12:06:24,594 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-12 12:06:24,603 INFO L133 SettingsManager]: * Use SBE=true [2018-02-12 12:06:24,603 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-12 12:06:24,603 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-12 12:06:24,603 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-12 12:06:24,604 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-12 12:06:24,604 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-02-12 12:06:24,604 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-12 12:06:24,604 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-02-12 12:06:24,604 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-02-12 12:06:24,604 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-02-12 12:06:24,604 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-02-12 12:06:24,604 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-12 12:06:24,605 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-12 12:06:24,605 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-12 12:06:24,605 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-12 12:06:24,605 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-12 12:06:24,605 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-12 12:06:24,605 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-02-12 12:06:24,605 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-02-12 12:06:24,605 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-02-12 12:06:24,605 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-02-12 12:06:24,606 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-02-12 12:06:24,606 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-02-12 12:06:24,606 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-02-12 12:06:24,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-12 12:06:24,682 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-02-12 12:06:24,694 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-12 12:06:24,695 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-12 12:06:24,695 INFO L276 PluginConnector]: CDTParser initialized [2018-02-12 12:06:24,696 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-crafted-lit/cstrncmp_false-no-overflow.c [2018-02-12 12:06:24,902 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-12 12:06:24,915 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-02-12 12:06:24,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-12 12:06:24,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-12 12:06:24,930 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-12 12:06:24,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.02 12:06:24" (1/1) ... [2018-02-12 12:06:24,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fb51271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:06:24, skipping insertion in model container [2018-02-12 12:06:24,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.02 12:06:24" (1/1) ... [2018-02-12 12:06:24,968 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-12 12:06:25,000 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-12 12:06:25,238 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-12 12:06:25,276 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-12 12:06:25,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:06:25 WrapperNode [2018-02-12 12:06:25,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-12 12:06:25,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-12 12:06:25,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-12 12:06:25,289 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-12 12:06:25,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:06:25" (1/1) ... [2018-02-12 12:06:25,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:06:25" (1/1) ... [2018-02-12 12:06:25,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:06:25" (1/1) ... [2018-02-12 12:06:25,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:06:25" (1/1) ... [2018-02-12 12:06:25,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:06:25" (1/1) ... [2018-02-12 12:06:25,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:06:25" (1/1) ... [2018-02-12 12:06:25,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.02 12:06:25" (1/1) ... [2018-02-12 12:06:25,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-12 12:06:25,360 INFO L168 Benchmark]: Toolchain (without parser) took 457.69 ms. Allocated memory is still 383.3 MB. Free memory was 342.9 MB in the beginning and 332.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-02-12 12:06:25,369 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 383.3 MB. Free memory is still 347.1 MB. There was no memory consumed. Max. memory is 1.9 GB. [2018-02-12 12:06:25,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.29 ms. Allocated memory is still 383.3 MB. Free memory was 342.9 MB in the beginning and 334.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 1.9 GB. [2018-02-12 12:06:25,370 INFO L168 Benchmark]: Boogie Preprocessor took 70.15 ms. Allocated memory is still 383.3 MB. Free memory was 334.3 MB in the beginning and 332.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 1.9 GB. [2018-02-12 12:06:25,374 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 383.3 MB. Free memory is still 347.1 MB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 372.29 ms. Allocated memory is still 383.3 MB. Free memory was 342.9 MB in the beginning and 334.3 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 70.15 ms. Allocated memory is still 383.3 MB. Free memory was 334.3 MB in the beginning and 332.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...