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 -i ../../../trunk/examples/svcomp/array-crafted/zero_sum_const4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:14:20,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:14:20,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:14:20,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:14:20,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:14:20,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:14:20,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:14:20,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:14:20,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:14:20,137 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:14:20,139 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:14:20,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:14:20,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:14:20,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:14:20,146 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:14:20,147 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:14:20,149 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:14:20,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:14:20,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:14:20,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:14:20,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:14:20,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:14:20,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:14:20,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:14:20,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:14:20,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-17 21:14:20,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-17 21:14:20,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-17 21:14:20,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-17 21:14:20,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-17 21:14:20,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-17 21:14:20,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-17 21:14:20,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-17 21:14:20,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:14:20,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:14:20,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:14:20,175 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 [2019-08-17 21:14:20,190 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:14:20,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:14:20,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:14:20,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:14:20,192 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:14:20,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:14:20,192 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:14:20,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:14:20,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:14:20,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:14:20,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:14:20,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:14:20,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:14:20,194 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:14:20,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:14:20,194 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:14:20,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:14:20,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:14:20,195 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:14:20,195 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:14:20,195 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:14:20,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:14:20,196 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:14:20,196 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:14:20,196 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:14:20,196 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:14:20,196 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:14:20,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:14:20,197 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:14:20,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:14:20,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:14:20,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:14:20,248 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:14:20,248 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:14:20,249 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/zero_sum_const4.c [2019-08-17 21:14:20,311 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/966a33c81/44695f1f298149f7894d2f30b8f3ed78/FLAGb00a1265f [2019-08-17 21:14:20,772 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:14:20,776 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/zero_sum_const4.c [2019-08-17 21:14:20,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/966a33c81/44695f1f298149f7894d2f30b8f3ed78/FLAGb00a1265f [2019-08-17 21:14:21,182 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/966a33c81/44695f1f298149f7894d2f30b8f3ed78 [2019-08-17 21:14:21,191 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:14:21,192 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:14:21,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:14:21,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:14:21,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:14:21,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:14:21" (1/1) ... [2019-08-17 21:14:21,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a3fd17a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:21, skipping insertion in model container [2019-08-17 21:14:21,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:14:21" (1/1) ... [2019-08-17 21:14:21,208 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:14:21,226 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:14:21,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:14:21,468 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:14:21,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:14:21,596 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:14:21,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:21 WrapperNode [2019-08-17 21:14:21,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:14:21,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:14:21,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:14:21,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:14:21,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:21" (1/1) ... [2019-08-17 21:14:21,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:21" (1/1) ... [2019-08-17 21:14:21,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:21" (1/1) ... [2019-08-17 21:14:21,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:21" (1/1) ... [2019-08-17 21:14:21,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:21" (1/1) ... [2019-08-17 21:14:21,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:21" (1/1) ... [2019-08-17 21:14:21,634 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:21" (1/1) ... [2019-08-17 21:14:21,637 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:14:21,638 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:14:21,638 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:14:21,638 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:14:21,639 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:14:21" (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 [2019-08-17 21:14:21,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:14:21,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:14:21,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:14:21,685 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:14:21,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:14:21,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-17 21:14:21,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:14:21,685 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-08-17 21:14:21,685 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-17 21:14:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:14:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-17 21:14:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:14:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:14:21,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:14:21,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:14:21,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:14:22,024 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:14:22,024 INFO L283 CfgBuilder]: Removed 9 assume(true) statements. [2019-08-17 21:14:22,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:14:22 BoogieIcfgContainer [2019-08-17 21:14:22,026 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:14:22,026 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:14:22,026 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:14:22,027 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:14:22,028 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:14:22" (1/1) ... [2019-08-17 21:14:22,040 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:14:22,042 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:14:22,049 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:14:22,057 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:14:22,059 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:14:22,157 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-17 21:14:22,157 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:22,183 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:22,184 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:22,184 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:18 [2019-08-17 21:14:22,196 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 24 [2019-08-17 21:14:22,285 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:14:22,328 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2019-08-17 21:14:22,329 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:14:22,337 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:14:22,337 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:14:22,338 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:15 [2019-08-17 21:14:22,566 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-17 21:14:22,567 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:14:22,567 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:14:22,570 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 414#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-17 21:14:22,579 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:14:22,580 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:14:22,582 INFO L168 Benchmark]: Toolchain (without parser) took 1389.32 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 85.4 MB in the beginning and 123.6 MB in the end (delta: -38.2 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:22,583 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:14:22,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.82 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 85.2 MB in the beginning and 175.5 MB in the end (delta: -90.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:22,585 INFO L168 Benchmark]: Boogie Preprocessor took 39.89 ms. Allocated memory is still 198.2 MB. Free memory was 175.5 MB in the beginning and 173.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:22,587 INFO L168 Benchmark]: RCFGBuilder took 388.33 ms. Allocated memory is still 198.2 MB. Free memory was 173.6 MB in the beginning and 153.6 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:22,588 INFO L168 Benchmark]: Symbolic Interpretation took 553.78 ms. Allocated memory is still 198.2 MB. Free memory was 153.6 MB in the beginning and 123.6 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. [2019-08-17 21:14:22,592 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 3]: 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 414#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 137.9 MB. Free memory was 103.8 MB in the beginning and 103.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 403.82 ms. Allocated memory was 137.9 MB in the beginning and 198.2 MB in the end (delta: 60.3 MB). Free memory was 85.2 MB in the beginning and 175.5 MB in the end (delta: -90.3 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.89 ms. Allocated memory is still 198.2 MB. Free memory was 175.5 MB in the beginning and 173.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 388.33 ms. Allocated memory is still 198.2 MB. Free memory was 173.6 MB in the beginning and 153.6 MB in the end (delta: 19.9 MB). Peak memory consumption was 19.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 553.78 ms. Allocated memory is still 198.2 MB. Free memory was 153.6 MB in the beginning and 123.6 MB in the end (delta: 30.0 MB). Peak memory consumption was 30.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...