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/test08.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 02:01:16,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 02:01:16,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 02:01:16,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 02:01:16,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 02:01:16,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 02:01:16,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 02:01:16,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 02:01:16,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 02:01:16,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 02:01:16,226 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 02:01:16,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 02:01:16,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 02:01:16,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 02:01:16,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 02:01:16,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 02:01:16,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 02:01:16,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 02:01:16,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 02:01:16,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 02:01:16,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 02:01:16,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 02:01:16,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 02:01:16,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 02:01:16,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 02:01:16,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 02:01:16,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 02:01:16,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 02:01:16,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 02:01:16,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 02:01:16,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 02:01:16,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 02:01:16,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 02:01:16,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 02:01:16,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 02:01:16,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 02:01:16,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 02:01:16,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 02:01:16,250 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 02:01:16,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 02:01:16,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 02:01:16,252 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 [2019-08-10 02:01:16,266 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 02:01:16,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 02:01:16,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 02:01:16,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 02:01:16,268 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 02:01:16,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 02:01:16,269 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 02:01:16,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 02:01:16,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 02:01:16,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 02:01:16,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 02:01:16,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 02:01:16,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 02:01:16,270 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 02:01:16,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 02:01:16,270 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 02:01:16,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 02:01:16,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 02:01:16,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 02:01:16,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 02:01:16,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 02:01:16,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 02:01:16,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 02:01:16,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 02:01:16,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 02:01:16,272 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 02:01:16,273 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 02:01:16,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 02:01:16,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 02:01:16,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 02:01:16,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 02:01:16,323 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 02:01:16,325 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 02:01:16,325 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 02:01:16,326 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test08.c [2019-08-10 02:01:16,383 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeed08317/eebb506304b14f628f8dfef51bb15303/FLAG4e4b2f762 [2019-08-10 02:01:16,806 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 02:01:16,808 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test08.c [2019-08-10 02:01:16,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeed08317/eebb506304b14f628f8dfef51bb15303/FLAG4e4b2f762 [2019-08-10 02:01:17,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eeed08317/eebb506304b14f628f8dfef51bb15303 [2019-08-10 02:01:17,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 02:01:17,211 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 02:01:17,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 02:01:17,213 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 02:01:17,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 02:01:17,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:01:17" (1/1) ... [2019-08-10 02:01:17,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66220cb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:17, skipping insertion in model container [2019-08-10 02:01:17,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:01:17" (1/1) ... [2019-08-10 02:01:17,227 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 02:01:17,248 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 02:01:17,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:01:17,453 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 02:01:17,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:01:17,488 INFO L192 MainTranslator]: Completed translation [2019-08-10 02:01:17,489 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:17 WrapperNode [2019-08-10 02:01:17,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 02:01:17,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 02:01:17,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 02:01:17,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 02:01:17,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:17" (1/1) ... [2019-08-10 02:01:17,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:17" (1/1) ... [2019-08-10 02:01:17,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:17" (1/1) ... [2019-08-10 02:01:17,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:17" (1/1) ... [2019-08-10 02:01:17,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:17" (1/1) ... [2019-08-10 02:01:17,605 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:17" (1/1) ... [2019-08-10 02:01:17,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:17" (1/1) ... [2019-08-10 02:01:17,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 02:01:17,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 02:01:17,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 02:01:17,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 02:01:17,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:17" (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 [2019-08-10 02:01:17,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 02:01:17,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 02:01:17,655 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-10 02:01:17,655 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 02:01:17,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 02:01:17,656 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-10 02:01:17,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 02:01:17,656 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 02:01:17,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 02:01:17,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 02:01:17,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 02:01:17,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-10 02:01:17,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 02:01:17,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 02:01:17,841 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 02:01:17,841 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 02:01:17,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:01:17 BoogieIcfgContainer [2019-08-10 02:01:17,842 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 02:01:17,843 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 02:01:17,843 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 02:01:17,843 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 02:01:17,844 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:01:17" (1/1) ... [2019-08-10 02:01:18,138 WARN L188 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-08-10 02:01:18,361 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-08-10 02:01:18,467 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 02:01:18,475 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 02:01:18,477 INFO L168 Benchmark]: Toolchain (without parser) took 1265.23 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 86.6 MB in the beginning and 124.0 MB in the end (delta: -37.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-08-10 02:01:18,478 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-10 02:01:18,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 276.74 ms. Allocated memory is still 140.5 MB. Free memory was 86.4 MB in the beginning and 77.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-10 02:01:18,480 INFO L168 Benchmark]: Boogie Preprocessor took 117.89 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 77.0 MB in the beginning and 177.7 MB in the end (delta: -100.7 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2019-08-10 02:01:18,481 INFO L168 Benchmark]: RCFGBuilder took 234.39 ms. Allocated memory is still 200.3 MB. Free memory was 177.7 MB in the beginning and 164.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-08-10 02:01:18,482 INFO L168 Benchmark]: Symbolic Interpretation took 632.09 ms. Allocated memory is still 200.3 MB. Free memory was 164.3 MB in the beginning and 124.0 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2019-08-10 02:01:18,486 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 36]: 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. Predicate is 23#(exists ((v_~p1~0.offset_14 Int) (v_~p1~0.base_14 Int)) (or (and (= 0 |#NULL.base|) (= |old(~p1~0.base)| 0) (= 0 |old(~p2~0.base)|) (< |~#b~0.base| |#StackHeapBarrier|) (= 4 (select |#length| |~#a~0.base|)) (= 0 |old(~p1~0.offset)|) (= (select |#valid| |~#b~0.base|) 1) (not (= 5 (+ (select (select (store (store |old(#memory_int)| |~#b~0.base| (store (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset| 1)) |~#a~0.base| (store (select (store |old(#memory_int)| |~#b~0.base| (store (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset| 1)) |~#a~0.base|) |~#a~0.offset| 4)) ~p2~0.base) ~p2~0.offset) (select (select (store (store |old(#memory_int)| |~#b~0.base| (store (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset| 1)) |~#a~0.base| (store (select (store |old(#memory_int)| |~#b~0.base| (store (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset| 1)) |~#a~0.base|) |~#a~0.offset| 4)) ~p1~0.base) ~p1~0.offset)))) (= (select (select |old(#memory_int)| |~#a~0.base|) |~#a~0.offset|) 0) (= 0 |~#b~0.offset|) (= 0 (select (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset|)) (< |~#a~0.base| |#StackHeapBarrier|) (not (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|))) (= ~p2~0.offset |~#b~0.offset|) (= (store (store |old(#memory_int)| |~#b~0.base| (store (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset| 1)) |~#a~0.base| (store (select (store |old(#memory_int)| |~#b~0.base| (store (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset| 1)) |~#a~0.base|) |~#a~0.offset| 0)) |#memory_int|) (= 4 (select |#length| |~#b~0.base|)) (= 1 (select |#valid| |~#a~0.base|)) (not (= |~#b~0.base| |~#a~0.base|)) (= ~p2~0.offset ~p1~0.offset) (= |old(~p2~0.offset)| 0) (= |~#b~0.base| ~p2~0.base) (= 0 |~#a~0.offset|) (= 0 (select |#valid| 0)) (= |#NULL.offset| 0) (= ~p2~0.base ~p1~0.base)) (and (= 0 |#NULL.base|) (= |old(~p1~0.base)| 0) (= 0 |old(~p2~0.base)|) (< |~#b~0.base| |#StackHeapBarrier|) (= 4 (select |#length| |~#a~0.base|)) (= 0 |old(~p1~0.offset)|) (= (select |#valid| |~#b~0.base|) 1) (= (select (select |old(#memory_int)| |~#a~0.base|) |~#a~0.offset|) 0) (= 0 |~#b~0.offset|) (= 0 (select (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset|)) (= (store (store |old(#memory_int)| |~#b~0.base| (store (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset| 1)) |~#a~0.base| (store (select (store |old(#memory_int)| |~#b~0.base| (store (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset| 1)) |~#a~0.base|) |~#a~0.offset| 1)) |#memory_int|) (< |~#a~0.base| |#StackHeapBarrier|) (not (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|))) (= ~p2~0.offset |~#b~0.offset|) (= 5 (+ (select (select (store (store |old(#memory_int)| |~#b~0.base| (store (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset| 1)) |~#a~0.base| (store (select (store |old(#memory_int)| |~#b~0.base| (store (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset| 1)) |~#a~0.base|) |~#a~0.offset| 4)) v_~p1~0.base_14) v_~p1~0.offset_14) (select (select (store (store |old(#memory_int)| |~#b~0.base| (store (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset| 1)) |~#a~0.base| (store (select (store |old(#memory_int)| |~#b~0.base| (store (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset| 1)) |~#a~0.base|) |~#a~0.offset| 4)) ~p2~0.base) ~p2~0.offset))) (= 4 (select |#length| |~#b~0.base|)) (= 1 (select |#valid| |~#a~0.base|)) (not (= |~#b~0.base| |~#a~0.base|)) (= ~p2~0.offset ~p1~0.offset) (= |old(~p2~0.offset)| 0) (= |~#b~0.base| ~p2~0.base) (= 0 |~#a~0.offset|) (= 0 (select |#valid| 0)) (= ~p2~0.base ~p1~0.base) (= |#NULL.offset| 0)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 276.74 ms. Allocated memory is still 140.5 MB. Free memory was 86.4 MB in the beginning and 77.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.89 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 77.0 MB in the beginning and 177.7 MB in the end (delta: -100.7 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 234.39 ms. Allocated memory is still 200.3 MB. Free memory was 177.7 MB in the beginning and 164.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 632.09 ms. Allocated memory is still 200.3 MB. Free memory was 164.3 MB in the beginning and 124.0 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...