java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/ldv-regression/test05.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:06:43,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:06:43,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:06:43,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:06:43,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:06:43,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:06:43,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:06:43,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:06:43,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:06:43,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:06:43,189 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:06:43,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:06:43,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:06:43,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:06:43,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:06:43,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:06:43,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:06:43,195 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:06:43,197 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:06:43,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:06:43,200 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:06:43,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:06:43,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:06:43,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:06:43,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 15:06:43,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:06:43,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:06:43,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:06:43,215 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:06:43,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:06:43,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:06:43,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:06:43,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:06:43,242 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:06:43,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:06:43,243 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:06:43,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:06:43,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:06:43,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:06:43,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:06:43,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:06:43,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:06:43,245 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:06:43,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:06:43,246 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:06:43,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:06:43,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:06:43,246 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:06:43,246 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:06:43,247 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:06:43,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:06:43,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:06:43,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:06:43,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:06:43,248 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:06:43,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:06:43,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:06:43,249 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> 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 -> NONE [2019-09-20 15:06:43,303 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:06:43,316 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:06:43,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:06:43,322 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:06:43,323 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:06:43,326 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test05.c [2019-09-20 15:06:43,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59574432b/d34c7ec185054531b718dda90ed1c1d3/FLAG3404372b7 [2019-09-20 15:06:43,872 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:06:43,873 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test05.c [2019-09-20 15:06:43,879 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59574432b/d34c7ec185054531b718dda90ed1c1d3/FLAG3404372b7 [2019-09-20 15:06:44,247 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59574432b/d34c7ec185054531b718dda90ed1c1d3 [2019-09-20 15:06:44,256 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:06:44,257 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:06:44,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:06:44,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:06:44,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:06:44,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:06:44" (1/1) ... [2019-09-20 15:06:44,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696711b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:44, skipping insertion in model container [2019-09-20 15:06:44,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:06:44" (1/1) ... [2019-09-20 15:06:44,274 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:06:44,290 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:06:44,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:06:44,485 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:06:44,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:06:44,529 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:06:44,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:44 WrapperNode [2019-09-20 15:06:44,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:06:44,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:06:44,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:06:44,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:06:44,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:44" (1/1) ... [2019-09-20 15:06:44,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:44" (1/1) ... [2019-09-20 15:06:44,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:44" (1/1) ... [2019-09-20 15:06:44,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:44" (1/1) ... [2019-09-20 15:06:44,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:44" (1/1) ... [2019-09-20 15:06:44,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:44" (1/1) ... [2019-09-20 15:06:44,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:44" (1/1) ... [2019-09-20 15:06:44,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:06:44,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:06:44,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:06:44,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:06:44,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:06:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:06:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:06:44,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:06:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-09-20 15:06:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-09-20 15:06:44,799 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:06:44,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:06:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-09-20 15:06:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:06:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:06:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:06:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-09-20 15:06:44,802 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:06:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:06:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:06:44,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:06:44,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:06:44,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:06:45,235 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:06:45,236 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 15:06:45,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:06:45 BoogieIcfgContainer [2019-09-20 15:06:45,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:06:45,238 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:06:45,238 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:06:45,239 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:06:45,240 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:06:45" (1/1) ... [2019-09-20 15:06:45,240 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:06:45,269 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:06:45,269 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:06:45,279 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:06:45,289 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:06:45,290 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:06:45,396 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 15:06:46,139 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2019-09-20 15:06:46,819 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:46,838 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:46,854 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 15:06:47,874 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:06:47,874 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:06:47,877 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 34#(and (not (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0)) (or (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (not (= |main_~#b~0.base| 0)) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#p2~0.base|) (= 0 (select (select |#memory_int| |main_~#p2~0.base|) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#p2~0.offset|) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#p1~0.base|) (not (= |main_~#b~0.base| 0)) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (= |main_~#b~0.offset| 0) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#p1~0.offset|) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (not (= |main_~#b~0.base| 0)) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#p2~0.base|) (= (select (select |#memory_int| |main_~#p2~0.base|) (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|)) 0) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#p2~0.offset|) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#p1~0.base|) (not (= |main_~#b~0.base| 0)) (= 0 (select (select |#memory_int| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#p1~0.offset|) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (not (= |main_~#b~0.base| 0)) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (or (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|)) 0) (and (= |main_~#a~0.offset| (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#a~0.base|))) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (or (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|)) 1) (not (= |main_~#a~0.offset| (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#a~0.base|))) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))))) [2019-09-20 15:06:47,894 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:06:47,894 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:06:47,896 INFO L168 Benchmark]: Toolchain (without parser) took 3638.60 ms. Allocated memory was 134.7 MB in the beginning and 230.2 MB in the end (delta: 95.4 MB). Free memory was 89.7 MB in the beginning and 90.6 MB in the end (delta: -928.6 kB). Peak memory consumption was 94.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:47,897 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 134.7 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:06:47,897 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.92 ms. Allocated memory is still 134.7 MB. Free memory was 89.5 MB in the beginning and 79.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:47,898 INFO L168 Benchmark]: Boogie Preprocessor took 183.17 ms. Allocated memory was 134.7 MB in the beginning and 202.4 MB in the end (delta: 67.6 MB). Free memory was 79.4 MB in the beginning and 178.4 MB in the end (delta: -99.0 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:47,899 INFO L168 Benchmark]: RCFGBuilder took 523.05 ms. Allocated memory is still 202.4 MB. Free memory was 178.4 MB in the beginning and 157.5 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:47,903 INFO L168 Benchmark]: Sifa took 2655.77 ms. Allocated memory was 202.4 MB in the beginning and 230.2 MB in the end (delta: 27.8 MB). Free memory was 157.5 MB in the beginning and 90.6 MB in the end (delta: 66.9 MB). Peak memory consumption was 94.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:06:47,908 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 134.7 MB. Free memory was 107.7 MB in the beginning and 107.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 272.92 ms. Allocated memory is still 134.7 MB. Free memory was 89.5 MB in the beginning and 79.4 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 183.17 ms. Allocated memory was 134.7 MB in the beginning and 202.4 MB in the end (delta: 67.6 MB). Free memory was 79.4 MB in the beginning and 178.4 MB in the end (delta: -99.0 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 523.05 ms. Allocated memory is still 202.4 MB. Free memory was 178.4 MB in the beginning and 157.5 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Sifa took 2655.77 ms. Allocated memory was 202.4 MB in the beginning and 230.2 MB in the end (delta: 27.8 MB). Free memory was 157.5 MB in the beginning and 90.6 MB in the end (delta: 66.9 MB). Peak memory consumption was 94.7 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]: 2609, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 17, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 13, TOOLS_POST_TIME[ms]: 1543, TOOLS_POST_CALL_APPLICATIONS: 4, TOOLS_POST_CALL_TIME[ms]: 755, TOOLS_POST_RETURN_APPLICATIONS: 3, TOOLS_POST_RETURN_TIME[ms]: 218, TOOLS_QUANTIFIERELIM_APPLICATIONS: 20, TOOLS_QUANTIFIERELIM_TIME[ms]: 2495, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1097, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 17, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 6, DOMAIN_JOIN_TIME[ms]: 3, 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: 2, DOMAIN_ISBOTTOM_TIME[ms]: 12, 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: 3, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 304, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 303, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 12, DAG_COMPRESSION_PROCESSED_NODES: 53, DAG_COMPRESSION_RETAINED_NODES: 31 - UnprovableResult [Line: 44]: 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 34#(and (not (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0)) (or (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (not (= |main_~#b~0.base| 0)) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#p2~0.base|) (= 0 (select (select |#memory_int| |main_~#p2~0.base|) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|))) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#p2~0.offset|) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#p1~0.base|) (not (= |main_~#b~0.base| 0)) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (= |main_~#b~0.offset| 0) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#p1~0.offset|) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (not (= |main_~#b~0.base| 0)) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#p2~0.base|) (= (select (select |#memory_int| |main_~#p2~0.base|) (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|)) 0) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#p2~0.offset|) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#p1~0.base|) (not (= |main_~#b~0.base| 0)) (= 0 (select (select |#memory_int| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) |main_~#p1~0.offset|) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) (and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (= (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (not (= |main_~#b~0.base| 0)) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= 1 (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= (select (select |#memory_$Pointer$.base| |main_~#p2~0.base|) |main_~#p2~0.offset|) (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (or (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|)) 0) (and (= |main_~#a~0.offset| (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#a~0.base|))) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= 0 (select |old(#valid)| 0)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (or (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|)) 1) (not (= |main_~#a~0.offset| (select (select |#memory_$Pointer$.offset| |main_~#p2~0.base|) |main_~#p2~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|) |main_~#a~0.base|))) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...