java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/test27-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 21:25:52,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:25:52,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:25:52,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:25:52,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:25:52,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:25:52,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:25:52,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:25:52,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:25:52,807 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:25:52,808 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:25:52,810 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:25:52,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:25:52,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:25:52,812 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:25:52,813 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:25:52,814 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:25:52,815 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:25:52,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:25:52,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:25:52,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:25:52,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:25:52,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:25:52,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:25:52,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 21:25:52,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:25:52,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:25:52,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:25:52,836 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 [2019-09-20 21:25:52,850 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:25:52,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:25:52,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:25:52,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:25:52,852 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:25:52,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:25:52,853 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:25:52,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:25:52,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:25:52,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:25:52,854 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:25:52,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:25:52,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:25:52,854 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:25:52,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:25:52,855 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:25:52,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:25:52,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:25:52,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:25:52,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:25:52,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:25:52,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:25:52,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:25:52,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:25:52,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:25:52,858 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:25:52,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:25:52,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:25:52,859 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 21:25:52,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:25:52,929 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:25:52,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:25:52,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:25:52,934 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:25:52,934 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test27-1.c [2019-09-20 21:25:53,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78af9c9d7/621dc77f321146d1afb0e4deeccc071b/FLAG840c4612a [2019-09-20 21:25:53,431 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:25:53,432 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test27-1.c [2019-09-20 21:25:53,438 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78af9c9d7/621dc77f321146d1afb0e4deeccc071b/FLAG840c4612a [2019-09-20 21:25:53,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78af9c9d7/621dc77f321146d1afb0e4deeccc071b [2019-09-20 21:25:53,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:25:53,811 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:25:53,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:25:53,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:25:53,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:25:53,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:25:53" (1/1) ... [2019-09-20 21:25:53,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54bd2f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:53, skipping insertion in model container [2019-09-20 21:25:53,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:25:53" (1/1) ... [2019-09-20 21:25:53,826 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:25:53,848 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:25:54,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:25:54,052 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:25:54,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:25:54,181 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:25:54,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:54 WrapperNode [2019-09-20 21:25:54,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:25:54,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:25:54,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:25:54,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:25:54,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:54" (1/1) ... [2019-09-20 21:25:54,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:54" (1/1) ... [2019-09-20 21:25:54,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:54" (1/1) ... [2019-09-20 21:25:54,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:54" (1/1) ... [2019-09-20 21:25:54,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:54" (1/1) ... [2019-09-20 21:25:54,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:54" (1/1) ... [2019-09-20 21:25:54,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:54" (1/1) ... [2019-09-20 21:25:54,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:25:54,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:25:54,235 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:25:54,236 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:25:54,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:25:54" (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 [2019-09-20 21:25:54,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:25:54,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:25:54,285 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-20 21:25:54,286 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:25:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:25:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 21:25:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 21:25:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-20 21:25:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 21:25:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 21:25:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:25:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 21:25:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 21:25:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 21:25:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 21:25:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:25:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:25:54,759 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:25:54,759 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-20 21:25:54,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:25:54 BoogieIcfgContainer [2019-09-20 21:25:54,760 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:25:54,760 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:25:54,761 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:25:54,761 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:25:54,762 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:25:54" (1/1) ... [2019-09-20 21:25:54,762 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 21:25:54,783 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:25:54,783 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:25:54,790 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:25:54,798 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:25:54,799 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:25:54,942 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 21:25:55,229 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-20 21:25:55,453 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 21:25:55,668 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 21:25:55,846 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-20 21:26:06,321 WARN L191 SmtUtils]: Spent 10.37 s on a formula simplification. DAG size of input: 163 DAG size of output: 161 [2019-09-20 21:26:10,767 WARN L191 SmtUtils]: Spent 4.40 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-20 21:26:15,249 WARN L191 SmtUtils]: Spent 4.46 s on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 21:26:17,661 WARN L191 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 181 [2019-09-20 21:26:18,082 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-20 21:26:18,298 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-20 21:26:18,476 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 21:26:18,592 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 21:26:18,854 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 21:26:19,012 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-20 21:26:19,307 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 95 [2019-09-20 21:26:19,718 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-09-20 21:26:20,673 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 151 [2019-09-20 21:26:20,910 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 168 [2019-09-20 21:26:21,089 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 21:26:21,089 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 21:26:21,091 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 143#(exists ((v_main_~pa~0.base_BEFORE_CALL_1 Int) (v_main_~pa~0.offset_BEFORE_CALL_1 Int)) (and (<= (select (select |#memory_int| main_~pa~0.base) main_~pa~0.offset) main_~i~0) (<= (select (select |#memory_int| v_main_~pa~0.base_BEFORE_CALL_1) v_main_~pa~0.offset_BEFORE_CALL_1) main_~i~0) (not (= main_~i~0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|))))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) 4)))))) [2019-09-20 21:26:21,103 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 21:26:21,104 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 21:26:21,105 INFO L168 Benchmark]: Toolchain (without parser) took 27294.87 ms. Allocated memory was 137.9 MB in the beginning and 293.6 MB in the end (delta: 155.7 MB). Free memory was 89.1 MB in the beginning and 118.2 MB in the end (delta: -29.2 MB). Peak memory consumption was 126.5 MB. Max. memory is 7.1 GB. [2019-09-20 21:26:21,106 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 21:26:21,107 INFO L168 Benchmark]: CACSL2BoogieTranslator took 370.80 ms. Allocated memory was 137.9 MB in the beginning and 200.3 MB in the end (delta: 62.4 MB). Free memory was 88.9 MB in the beginning and 178.1 MB in the end (delta: -89.2 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-20 21:26:21,108 INFO L168 Benchmark]: Boogie Preprocessor took 49.17 ms. Allocated memory is still 200.3 MB. Free memory was 178.1 MB in the beginning and 175.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-20 21:26:21,109 INFO L168 Benchmark]: RCFGBuilder took 524.89 ms. Allocated memory is still 200.3 MB. Free memory was 175.9 MB in the beginning and 153.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-09-20 21:26:21,110 INFO L168 Benchmark]: Sifa took 26343.42 ms. Allocated memory was 200.3 MB in the beginning and 293.6 MB in the end (delta: 93.3 MB). Free memory was 153.0 MB in the beginning and 118.2 MB in the end (delta: 34.7 MB). Peak memory consumption was 128.1 MB. Max. memory is 7.1 GB. [2019-09-20 21:26:21,113 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 370.80 ms. Allocated memory was 137.9 MB in the beginning and 200.3 MB in the end (delta: 62.4 MB). Free memory was 88.9 MB in the beginning and 178.1 MB in the end (delta: -89.2 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.17 ms. Allocated memory is still 200.3 MB. Free memory was 178.1 MB in the beginning and 175.9 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 524.89 ms. Allocated memory is still 200.3 MB. Free memory was 175.9 MB in the beginning and 153.0 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Sifa took 26343.42 ms. Allocated memory was 200.3 MB in the beginning and 293.6 MB in the end (delta: 93.3 MB). Free memory was 153.0 MB in the beginning and 118.2 MB in the end (delta: 34.7 MB). Peak memory consumption was 128.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 26309, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 48, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 41, TOOLS_POST_TIME[ms]: 21984, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 16, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 61, TOOLS_QUANTIFIERELIM_APPLICATIONS: 46, TOOLS_QUANTIFIERELIM_TIME[ms]: 22031, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 19408, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 61, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 20, DOMAIN_JOIN_TIME[ms]: 477, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 17, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME[ms]: 3573, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 103, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 24238, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 24237, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 89, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 16, DAG_COMPRESSION_PROCESSED_NODES: 119, DAG_COMPRESSION_RETAINED_NODES: 43 - UnprovableResult [Line: 51]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 143#(exists ((v_main_~pa~0.base_BEFORE_CALL_1 Int) (v_main_~pa~0.offset_BEFORE_CALL_1 Int)) (and (<= (select (select |#memory_int| main_~pa~0.base) main_~pa~0.offset) main_~i~0) (<= (select (select |#memory_int| v_main_~pa~0.base_BEFORE_CALL_1) v_main_~pa~0.offset_BEFORE_CALL_1) main_~i~0) (not (= main_~i~0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|))))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) 4)))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...