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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/test07.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 16:25:45,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 16:25:45,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 16:25:45,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 16:25:45,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 16:25:45,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 16:25:45,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 16:25:45,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 16:25:45,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 16:25:45,223 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 16:25:45,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 16:25:45,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 16:25:45,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 16:25:45,226 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 16:25:45,227 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 16:25:45,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 16:25:45,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 16:25:45,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 16:25:45,231 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 16:25:45,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 16:25:45,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 16:25:45,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 16:25:45,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 16:25:45,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 16:25:45,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-17 16:25:45,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 16:25:45,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 16:25:45,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 16:25:45,261 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 [2019-09-17 16:25:45,282 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 16:25:45,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 16:25:45,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 16:25:45,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 16:25:45,284 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 16:25:45,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 16:25:45,285 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 16:25:45,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 16:25:45,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 16:25:45,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 16:25:45,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 16:25:45,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 16:25:45,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 16:25:45,286 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 16:25:45,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 16:25:45,287 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 16:25:45,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 16:25:45,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 16:25:45,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 16:25:45,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 16:25:45,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 16:25:45,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 16:25:45,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 16:25:45,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 16:25:45,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 16:25:45,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 16:25:45,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 16:25:45,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 16:25:45,289 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 -> TopInputCallSummarizer 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 [2019-09-17 16:25:45,329 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 16:25:45,342 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 16:25:45,345 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 16:25:45,347 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 16:25:45,347 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 16:25:45,348 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test07.c [2019-09-17 16:25:45,420 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93b77afe0/d1c3920b3e92422caeef362020e4b468/FLAGc03aaafc4 [2019-09-17 16:25:45,886 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 16:25:45,887 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test07.c [2019-09-17 16:25:45,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93b77afe0/d1c3920b3e92422caeef362020e4b468/FLAGc03aaafc4 [2019-09-17 16:25:46,267 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93b77afe0/d1c3920b3e92422caeef362020e4b468 [2019-09-17 16:25:46,276 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 16:25:46,278 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 16:25:46,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 16:25:46,279 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 16:25:46,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 16:25:46,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:25:46" (1/1) ... [2019-09-17 16:25:46,284 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32971c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:25:46, skipping insertion in model container [2019-09-17 16:25:46,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:25:46" (1/1) ... [2019-09-17 16:25:46,292 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 16:25:46,306 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 16:25:46,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:25:46,556 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 16:25:46,576 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:25:46,599 INFO L192 MainTranslator]: Completed translation [2019-09-17 16:25:46,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:25:46 WrapperNode [2019-09-17 16:25:46,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 16:25:46,602 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 16:25:46,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 16:25:46,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 16:25:46,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:25:46" (1/1) ... [2019-09-17 16:25:46,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:25:46" (1/1) ... [2019-09-17 16:25:46,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:25:46" (1/1) ... [2019-09-17 16:25:46,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:25:46" (1/1) ... [2019-09-17 16:25:46,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:25:46" (1/1) ... [2019-09-17 16:25:46,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:25:46" (1/1) ... [2019-09-17 16:25:46,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:25:46" (1/1) ... [2019-09-17 16:25:46,775 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 16:25:46,775 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 16:25:46,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 16:25:46,776 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 16:25:46,778 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:25:46" (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 [2019-09-17 16:25:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 16:25:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 16:25:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-09-17 16:25:46,829 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 16:25:46,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 16:25:46,830 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-17 16:25:46,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 16:25:46,830 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 16:25:46,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 16:25:46,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 16:25:46,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 16:25:46,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 16:25:46,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 16:25:46,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 16:25:47,151 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 16:25:47,151 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-17 16:25:47,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:25:47 BoogieIcfgContainer [2019-09-17 16:25:47,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 16:25:47,153 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 16:25:47,153 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 16:25:47,153 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 16:25:47,155 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:25:47" (1/1) ... [2019-09-17 16:25:47,155 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 16:25:47,188 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 16:25:47,188 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 16:25:47,197 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 16:25:47,206 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 16:25:47,208 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 16:25:47,662 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-17 16:25:48,023 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2019-09-17 16:25:48,033 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 59 for LOIs [2019-09-17 16:25:48,192 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-17 16:25:48,321 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 16:25:48,321 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 16:25:48,324 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 25#(exists ((v_prenex_2 Int) (v_prenex_1 Int)) (or (and (not (= ~p2~0.base ~p1~0.base)) (<= |old(~p2~0.offset)| 0) (= 0 |old(~p2~0.base)|) (= |old(~p1~0.base)| 0) (<= 0 |old(~p1~0.offset)|) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= (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)))) (<= |old(~p1~0.offset)| 0) (= (select (select |old(#memory_int)| |~#a~0.base|) |~#a~0.offset|) 0) (= 0 |~#b~0.offset|) (<= 0 |old(~p2~0.offset)|) (= 0 (select (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset|)) (< |~#a~0.base| |#StackHeapBarrier|) (= ~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|)) (<= |#NULL.base| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= |~#b~0.base| ~p2~0.base) (= 0 |~#a~0.offset|) (= 0 (select |#valid| 0)) (= |#NULL.offset| 0)) (and (<= |old(~p2~0.offset)| 0) (not (= ~p2~0.offset ~p1~0.offset)) (= 0 |old(~p2~0.base)|) (= |old(~p1~0.base)| 0) (<= 0 |old(~p1~0.offset)|) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= (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)))) (<= |old(~p1~0.offset)| 0) (= (select (select |old(#memory_int)| |~#a~0.base|) |~#a~0.offset|) 0) (= 0 |~#b~0.offset|) (<= 0 |old(~p2~0.offset)|) (= 0 (select (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset|)) (< |~#a~0.base| |#StackHeapBarrier|) (= ~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|)) (<= |#NULL.base| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= |~#b~0.base| ~p2~0.base) (= 0 |~#a~0.offset|) (= 0 (select |#valid| 0)) (= |#NULL.offset| 0)) (and (<= |old(~p2~0.offset)| 0) (= (+ (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_prenex_2) v_prenex_1) (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)) 5) (= 0 |old(~p2~0.base)|) (= |old(~p1~0.base)| 0) (<= 0 |old(~p1~0.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)) v_prenex_2) v_prenex_1) (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)) 2147483651) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= (select |#valid| |~#b~0.base|) 1) (<= 0 (+ (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_prenex_2) v_prenex_1) (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) 2147483644)) (<= |old(~p1~0.offset)| 0) (= (select (select |old(#memory_int)| |~#a~0.base|) |~#a~0.offset|) 0) (= 0 |~#b~0.offset|) (<= 0 |old(~p2~0.offset)|) (= 0 (select (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (< |~#a~0.base| |#StackHeapBarrier|) (= ~p2~0.offset |~#b~0.offset|) (= 4 (select |#length| |~#b~0.base|)) (= 1 (select |#valid| |~#a~0.base|)) (<= |#NULL.base| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= ~p2~0.offset ~p1~0.offset) (= |~#b~0.base| ~p2~0.base) (= (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| (+ (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_prenex_2) v_prenex_1) (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)))) |#memory_int|) (= 0 |~#a~0.offset|) (= 0 (select |#valid| 0)) (= ~p2~0.base ~p1~0.base) (= |#NULL.offset| 0)) (and (<= |old(~p2~0.offset)| 0) (= 0 |old(~p2~0.base)|) (= |old(~p1~0.base)| 0) (<= 0 |old(~p1~0.offset)|) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= (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)))) (<= |old(~p1~0.offset)| 0) (= (select (select |old(#memory_int)| |~#a~0.base|) |~#a~0.offset|) 0) (= 0 |~#b~0.offset|) (<= 0 |old(~p2~0.offset)|) (= 0 (select (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (< |~#a~0.base| |#StackHeapBarrier|) (= ~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|)) (<= |#NULL.base| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= |~#b~0.base| ~p2~0.base) (= 0 |~#a~0.offset|) (= 0 (select |#valid| 0)) (= |#NULL.offset| 0)))) [2019-09-17 16:25:48,351 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 16:25:48,351 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 16:25:48,355 INFO L168 Benchmark]: Toolchain (without parser) took 2075.43 ms. Allocated memory was 133.2 MB in the beginning and 228.1 MB in the end (delta: 94.9 MB). Free memory was 89.0 MB in the beginning and 168.1 MB in the end (delta: -79.1 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-09-17 16:25:48,357 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 16:25:48,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 323.57 ms. Allocated memory is still 133.2 MB. Free memory was 88.8 MB in the beginning and 79.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-17 16:25:48,360 INFO L168 Benchmark]: Boogie Preprocessor took 172.71 ms. Allocated memory was 133.2 MB in the beginning and 203.4 MB in the end (delta: 70.3 MB). Free memory was 79.1 MB in the beginning and 179.9 MB in the end (delta: -100.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-17 16:25:48,365 INFO L168 Benchmark]: RCFGBuilder took 377.32 ms. Allocated memory is still 203.4 MB. Free memory was 179.3 MB in the beginning and 161.5 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-09-17 16:25:48,367 INFO L168 Benchmark]: Sifa took 1198.14 ms. Allocated memory was 203.4 MB in the beginning and 228.1 MB in the end (delta: 24.6 MB). Free memory was 161.5 MB in the beginning and 168.1 MB in the end (delta: -6.6 MB). Peak memory consumption was 18.0 MB. Max. memory is 7.1 GB. [2019-09-17 16:25:48,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 323.57 ms. Allocated memory is still 133.2 MB. Free memory was 88.8 MB in the beginning and 79.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 172.71 ms. Allocated memory was 133.2 MB in the beginning and 203.4 MB in the end (delta: 70.3 MB). Free memory was 79.1 MB in the beginning and 179.9 MB in the end (delta: -100.8 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 377.32 ms. Allocated memory is still 203.4 MB. Free memory was 179.3 MB in the beginning and 161.5 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. * Sifa took 1198.14 ms. Allocated memory was 203.4 MB in the beginning and 228.1 MB in the end (delta: 24.6 MB). Free memory was 161.5 MB in the beginning and 168.1 MB in the end (delta: -6.6 MB). Peak memory consumption was 18.0 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]: 1140, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 9, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 6, TOOLS_POST_TIME[ms]: 442, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 176, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 14, TOOLS_QUANTIFIERELIM_APPLICATIONS: 11, TOOLS_QUANTIFIERELIM_TIME[ms]: 612, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 386, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 9, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 3, DOMAIN_JOIN_TIME[ms]: 424, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 786, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 786, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 19, DAG_COMPRESSION_PROCESSED_NODES: 37, DAG_COMPRESSION_RETAINED_NODES: 22 - UnprovableResult [Line: 35]: 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 25#(exists ((v_prenex_2 Int) (v_prenex_1 Int)) (or (and (not (= ~p2~0.base ~p1~0.base)) (<= |old(~p2~0.offset)| 0) (= 0 |old(~p2~0.base)|) (= |old(~p1~0.base)| 0) (<= 0 |old(~p1~0.offset)|) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= (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)))) (<= |old(~p1~0.offset)| 0) (= (select (select |old(#memory_int)| |~#a~0.base|) |~#a~0.offset|) 0) (= 0 |~#b~0.offset|) (<= 0 |old(~p2~0.offset)|) (= 0 (select (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset|)) (< |~#a~0.base| |#StackHeapBarrier|) (= ~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|)) (<= |#NULL.base| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= |~#b~0.base| ~p2~0.base) (= 0 |~#a~0.offset|) (= 0 (select |#valid| 0)) (= |#NULL.offset| 0)) (and (<= |old(~p2~0.offset)| 0) (not (= ~p2~0.offset ~p1~0.offset)) (= 0 |old(~p2~0.base)|) (= |old(~p1~0.base)| 0) (<= 0 |old(~p1~0.offset)|) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= (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)))) (<= |old(~p1~0.offset)| 0) (= (select (select |old(#memory_int)| |~#a~0.base|) |~#a~0.offset|) 0) (= 0 |~#b~0.offset|) (<= 0 |old(~p2~0.offset)|) (= 0 (select (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset|)) (< |~#a~0.base| |#StackHeapBarrier|) (= ~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|)) (<= |#NULL.base| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= |~#b~0.base| ~p2~0.base) (= 0 |~#a~0.offset|) (= 0 (select |#valid| 0)) (= |#NULL.offset| 0)) (and (<= |old(~p2~0.offset)| 0) (= (+ (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_prenex_2) v_prenex_1) (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)) 5) (= 0 |old(~p2~0.base)|) (= |old(~p1~0.base)| 0) (<= 0 |old(~p1~0.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)) v_prenex_2) v_prenex_1) (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)) 2147483651) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= (select |#valid| |~#b~0.base|) 1) (<= 0 (+ (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_prenex_2) v_prenex_1) (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) 2147483644)) (<= |old(~p1~0.offset)| 0) (= (select (select |old(#memory_int)| |~#a~0.base|) |~#a~0.offset|) 0) (= 0 |~#b~0.offset|) (<= 0 |old(~p2~0.offset)|) (= 0 (select (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (< |~#a~0.base| |#StackHeapBarrier|) (= ~p2~0.offset |~#b~0.offset|) (= 4 (select |#length| |~#b~0.base|)) (= 1 (select |#valid| |~#a~0.base|)) (<= |#NULL.base| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= ~p2~0.offset ~p1~0.offset) (= |~#b~0.base| ~p2~0.base) (= (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| (+ (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_prenex_2) v_prenex_1) (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)))) |#memory_int|) (= 0 |~#a~0.offset|) (= 0 (select |#valid| 0)) (= ~p2~0.base ~p1~0.base) (= |#NULL.offset| 0)) (and (<= |old(~p2~0.offset)| 0) (= 0 |old(~p2~0.base)|) (= |old(~p1~0.base)| 0) (<= 0 |old(~p1~0.offset)|) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= (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)))) (<= |old(~p1~0.offset)| 0) (= (select (select |old(#memory_int)| |~#a~0.base|) |~#a~0.offset|) 0) (= 0 |~#b~0.offset|) (<= 0 |old(~p2~0.offset)|) (= 0 (select (select |old(#memory_int)| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (< |~#a~0.base| |#StackHeapBarrier|) (= ~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|)) (<= |#NULL.base| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= |~#b~0.base| ~p2~0.base) (= 0 |~#a~0.offset|) (= 0 (select |#valid| 0)) (= |#NULL.offset| 0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...