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/ldv-regression/recursive_list.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:43:54,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:43:54,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:43:54,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:43:54,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:43:54,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:43:54,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:43:54,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:43:54,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:43:54,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:43:54,235 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:43:54,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:43:54,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:43:54,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:43:54,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:43:54,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:43:54,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:43:54,242 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:43:54,244 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:43:54,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:43:54,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:43:54,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:43:54,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:43:54,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:43:54,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 11:43:54,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 11:43:54,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 11:43:54,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 11:43:54,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 11:43:54,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 11:43:54,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:43:54,262 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:43:54,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:43:54,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:43:54,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:43:54,266 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:43:54,268 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:43:54,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:43:54,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:43:54,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:43:54,273 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:43:54,274 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 [2019-08-08 11:43:54,302 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:43:54,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:43:54,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:43:54,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:43:54,304 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:43:54,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:43:54,305 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:43:54,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:43:54,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:43:54,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:43:54,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:43:54,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:43:54,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:43:54,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:43:54,308 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:43:54,308 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:43:54,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:43:54,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:43:54,309 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:43:54,309 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:43:54,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:43:54,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:43:54,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:43:54,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:43:54,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:43:54,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:43:54,311 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:43:54,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:43:54,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:43:54,355 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:43:54,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:43:54,376 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:43:54,378 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:43:54,378 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:43:54,379 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/recursive_list.i [2019-08-08 11:43:54,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29fab08f9/cc0f8ba19e324c5fb02d451c31be5556/FLAGe71bb0b6c [2019-08-08 11:43:54,905 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:43:54,908 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/recursive_list.i [2019-08-08 11:43:54,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29fab08f9/cc0f8ba19e324c5fb02d451c31be5556/FLAGe71bb0b6c [2019-08-08 11:43:55,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29fab08f9/cc0f8ba19e324c5fb02d451c31be5556 [2019-08-08 11:43:55,266 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:43:55,268 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:43:55,269 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:55,269 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:43:55,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:43:55,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:55" (1/1) ... [2019-08-08 11:43:55,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68f8cfc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:55, skipping insertion in model container [2019-08-08 11:43:55,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:43:55" (1/1) ... [2019-08-08 11:43:55,284 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:43:55,301 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:43:55,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:55,482 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:43:55,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:43:55,518 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:43:55,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:55 WrapperNode [2019-08-08 11:43:55,519 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:43:55,519 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:43:55,519 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:43:55,520 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:43:55,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:55" (1/1) ... [2019-08-08 11:43:55,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:55" (1/1) ... [2019-08-08 11:43:55,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:55" (1/1) ... [2019-08-08 11:43:55,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:55" (1/1) ... [2019-08-08 11:43:55,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:55" (1/1) ... [2019-08-08 11:43:55,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:55" (1/1) ... [2019-08-08 11:43:55,656 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:55" (1/1) ... [2019-08-08 11:43:55,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:43:55,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:43:55,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:43:55,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:43:55,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:43:55" (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 [2019-08-08 11:43:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:43:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:43:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure err [2019-08-08 11:43:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_memory [2019-08-08 11:43:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure append [2019-08-08 11:43:55,717 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:43:55,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:43:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-08 11:43:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure err [2019-08-08 11:43:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_memory [2019-08-08 11:43:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-08 11:43:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure append [2019-08-08 11:43:55,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 11:43:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-08 11:43:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:43:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 11:43:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-08 11:43:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 11:43:55,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 11:43:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:43:55,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:43:56,133 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:43:56,134 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-08 11:43:56,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:56 BoogieIcfgContainer [2019-08-08 11:43:56,135 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:43:56,136 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:43:56,136 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:43:56,136 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:43:56,137 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:43:56" (1/1) ... [2019-08-08 11:43:56,149 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:43:56,155 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:43:56,167 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:43:56,177 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:43:56,178 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:43:56,226 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 28 [2019-08-08 11:43:56,304 INFO L185 IcfgInterpreter]: Interpreting procedure err with input of size 156 [2019-08-08 11:43:56,309 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:43:56,309 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:43:56,313 INFO L179 IcfgInterpreter]: Location errErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 28#(and (= 1 ~i~0) (= 0 |#NULL.base|) (exists ((v_main_~l~0.base_BEFORE_CALL_1 Int)) (and (< |#StackHeapBarrier| v_main_~l~0.base_BEFORE_CALL_1) (exists ((|v_#length_14| (Array Int Int))) (= (store |v_#length_14| v_main_~l~0.base_BEFORE_CALL_1 8) |#length|)) (exists ((v_main_~l~0.base_11 Int)) (and (< |#StackHeapBarrier| v_main_~l~0.base_11) (exists ((|v_#memory_$Pointer$.base_14| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_16| (Array Int (Array Int Int)))) (and (= |v_#memory_$Pointer$.base_14| (store |v_#memory_$Pointer$.base_16| v_main_~l~0.base_BEFORE_CALL_1 (store (select |v_#memory_$Pointer$.base_16| v_main_~l~0.base_BEFORE_CALL_1) 0 (select (select |v_#memory_$Pointer$.base_14| v_main_~l~0.base_BEFORE_CALL_1) 0)))) (= |#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_14| v_main_~l~0.base_BEFORE_CALL_1 (store (select |v_#memory_$Pointer$.base_14| v_main_~l~0.base_BEFORE_CALL_1) 4 v_main_~l~0.base_11))))) (exists ((|v_#memory_$Pointer$.base_14| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_16| (Array Int (Array Int Int)))) (= |v_#memory_$Pointer$.base_14| (store |v_#memory_$Pointer$.base_16| v_main_~l~0.base_11 (store (select |v_#memory_$Pointer$.base_16| v_main_~l~0.base_11) 0 (select (select |v_#memory_$Pointer$.base_14| v_main_~l~0.base_11) 0))))) (exists ((|v_#valid_21| (Array Int Int))) (= 0 (select |v_#valid_21| v_main_~l~0.base_11))) (exists ((|v_#memory_int_16| (Array Int (Array Int Int))) (|v_#memory_int_BEFORE_CALL_3| (Array Int (Array Int Int)))) (= (store |v_#memory_int_16| v_main_~l~0.base_11 (store (store (select |v_#memory_int_16| v_main_~l~0.base_11) 0 1) 4 (select (select |v_#memory_int_BEFORE_CALL_3| v_main_~l~0.base_11) 4))) |v_#memory_int_BEFORE_CALL_3|)) (not (= 0 v_main_~l~0.base_11)) (exists ((|v_#memory_$Pointer$.offset_14| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_16| (Array Int (Array Int Int)))) (= |v_#memory_$Pointer$.offset_14| (store |v_#memory_$Pointer$.offset_16| v_main_~l~0.base_11 (store (select |v_#memory_$Pointer$.offset_16| v_main_~l~0.base_11) 0 (select (select |v_#memory_$Pointer$.offset_14| v_main_~l~0.base_11) 0))))))) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| v_main_~l~0.base_BEFORE_CALL_1) 4)) (+ (select (select |#memory_$Pointer$.offset| v_main_~l~0.base_BEFORE_CALL_1) 4) 4))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| v_main_~l~0.base_BEFORE_CALL_1) 4)) (+ (select (select |#memory_$Pointer$.offset| v_main_~l~0.base_BEFORE_CALL_1) 4) 4))) 0) (exists ((|v_#memory_$Pointer$.offset_14| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_16| (Array Int (Array Int Int)))) (and (= |#memory_$Pointer$.offset| (store |v_#memory_$Pointer$.offset_14| v_main_~l~0.base_BEFORE_CALL_1 (store (select |v_#memory_$Pointer$.offset_14| v_main_~l~0.base_BEFORE_CALL_1) 4 0))) (= |v_#memory_$Pointer$.offset_14| (store |v_#memory_$Pointer$.offset_16| v_main_~l~0.base_BEFORE_CALL_1 (store (select |v_#memory_$Pointer$.offset_16| v_main_~l~0.base_BEFORE_CALL_1) 0 (select (select |v_#memory_$Pointer$.offset_14| v_main_~l~0.base_BEFORE_CALL_1) 0)))))) (exists ((|v_#memory_int_16| (Array Int (Array Int Int)))) (= (store |v_#memory_int_16| v_main_~l~0.base_BEFORE_CALL_1 (store (store (select |v_#memory_int_16| v_main_~l~0.base_BEFORE_CALL_1) 0 2) 4 (select (select |#memory_int| v_main_~l~0.base_BEFORE_CALL_1) 4))) |#memory_int|)) (exists ((|v_#valid_21| (Array Int Int))) (and (= (select |v_#valid_21| v_main_~l~0.base_BEFORE_CALL_1) 0) (= |#valid| (store |v_#valid_21| v_main_~l~0.base_BEFORE_CALL_1 1)))) (not (= 0 v_main_~l~0.base_BEFORE_CALL_1)))) (= |#NULL.offset| 0) (exists ((|v_old(#valid)_BEFORE_CALL_1| (Array Int Int)) (|v_old(#memory_$Pointer$.base)_BEFORE_CALL_1| (Array Int (Array Int Int))) (|v_old(#memory_int)_BEFORE_CALL_1| (Array Int (Array Int Int))) (|v_main_~#m~0.base_BEFORE_CALL_1| Int) (|v_old(#memory_$Pointer$.offset)_BEFORE_CALL_1| (Array Int (Array Int Int)))) (and (= (select |v_old(#valid)_BEFORE_CALL_1| |v_main_~#m~0.base_BEFORE_CALL_1|) 0) (exists ((|v_old(#memory_$Pointer$.base)_AFTER_CALL_1| (Array Int (Array Int Int)))) (= (store |v_old(#memory_$Pointer$.base)_BEFORE_CALL_1| |v_main_~#m~0.base_BEFORE_CALL_1| (store (store (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_1| |v_main_~#m~0.base_BEFORE_CALL_1|) 4 0) 0 (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_1| |v_main_~#m~0.base_BEFORE_CALL_1|) 0))) |v_old(#memory_$Pointer$.base)_AFTER_CALL_1|)) (exists ((|v_#memory_int_4| (Array Int (Array Int Int)))) (= |v_#memory_int_4| (store |v_old(#memory_int)_BEFORE_CALL_1| |v_main_~#m~0.base_BEFORE_CALL_1| (store (select |v_old(#memory_int)_BEFORE_CALL_1| |v_main_~#m~0.base_BEFORE_CALL_1|) 4 (select (select |v_#memory_int_4| |v_main_~#m~0.base_BEFORE_CALL_1|) 4))))) (exists ((|v_old(#memory_$Pointer$.offset)_AFTER_CALL_1| (Array Int (Array Int Int)))) (= (store |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_1| |v_main_~#m~0.base_BEFORE_CALL_1| (store (store (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_1| |v_main_~#m~0.base_BEFORE_CALL_1|) 4 0) 0 (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_1| |v_main_~#m~0.base_BEFORE_CALL_1|) 0))) |v_old(#memory_$Pointer$.offset)_AFTER_CALL_1|)) (exists ((|v_#valid_19| (Array Int Int))) (= (store |v_#valid_19| 0 0) |v_old(#valid)_BEFORE_CALL_1|)) (not (= |v_main_~#m~0.base_BEFORE_CALL_1| 0)) (< |v_main_~#m~0.base_BEFORE_CALL_1| |#StackHeapBarrier|)))) [2019-08-08 11:43:56,315 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 11:43:56,323 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:43:56,326 INFO L168 Benchmark]: Toolchain (without parser) took 1056.79 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 88.4 MB in the beginning and 149.4 MB in the end (delta: -60.9 MB). Peak memory consumption was 6.7 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:56,327 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 11:43:56,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 250.21 ms. Allocated memory is still 132.1 MB. Free memory was 88.2 MB in the beginning and 77.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:56,330 INFO L168 Benchmark]: Boogie Preprocessor took 139.50 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 77.6 MB in the beginning and 176.0 MB in the end (delta: -98.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:56,330 INFO L168 Benchmark]: RCFGBuilder took 476.01 ms. Allocated memory is still 199.8 MB. Free memory was 176.0 MB in the beginning and 159.5 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:56,332 INFO L168 Benchmark]: Symbolic Interpretation took 187.65 ms. Allocated memory is still 199.8 MB. Free memory was 159.5 MB in the beginning and 149.4 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-08 11:43:56,339 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 8]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 250.21 ms. Allocated memory is still 132.1 MB. Free memory was 88.2 MB in the beginning and 77.6 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 139.50 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 77.6 MB in the beginning and 176.0 MB in the end (delta: -98.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 476.01 ms. Allocated memory is still 199.8 MB. Free memory was 176.0 MB in the beginning and 159.5 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 187.65 ms. Allocated memory is still 199.8 MB. Free memory was 159.5 MB in the beginning and 149.4 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...