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_QUICK -i ../../../trunk/examples/svcomp/ldv-regression/test14.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:54:06,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:54:06,049 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:54:06,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:54:06,061 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:54:06,062 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:54:06,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:54:06,076 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:54:06,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:54:06,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:54:06,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:54:06,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:54:06,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:54:06,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:54:06,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:54:06,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:54:06,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:54:06,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:54:06,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:54:06,098 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:54:06,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:54:06,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:54:06,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:54:06,104 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:54:06,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:54:06,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:54:06,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:54:06,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:54:06,108 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:54:06,109 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:54:06,109 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:54:06,110 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:54:06,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:54:06,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:54:06,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:54:06,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:54:06,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:54:06,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:54:06,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:54:06,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:54:06,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:54:06,116 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 [2019-09-21 09:54:06,135 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:54:06,136 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:54:06,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:54:06,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:54:06,141 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:54:06,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:54:06,142 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:54:06,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:54:06,142 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:54:06,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:54:06,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:54:06,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:54:06,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:54:06,145 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:54:06,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:54:06,145 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:54:06,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:54:06,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:54:06,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:54:06,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:54:06,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:54:06,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:54:06,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:54:06,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:54:06,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:54:06,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:54:06,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:54:06,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:54:06,148 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_QUICK [2019-09-21 09:54:06,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:54:06,208 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:54:06,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:54:06,213 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:54:06,214 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:54:06,215 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test14.c [2019-09-21 09:54:06,287 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b07d025b7/f285393db1654b9496d7b4bb205ec073/FLAGce5e15ea9 [2019-09-21 09:54:06,765 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:54:06,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test14.c [2019-09-21 09:54:06,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b07d025b7/f285393db1654b9496d7b4bb205ec073/FLAGce5e15ea9 [2019-09-21 09:54:07,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b07d025b7/f285393db1654b9496d7b4bb205ec073 [2019-09-21 09:54:07,183 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:54:07,184 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:54:07,186 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:54:07,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:54:07,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:54:07,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:54:07" (1/1) ... [2019-09-21 09:54:07,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f6b6c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:07, skipping insertion in model container [2019-09-21 09:54:07,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:54:07" (1/1) ... [2019-09-21 09:54:07,201 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:54:07,219 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:54:07,378 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:54:07,390 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:54:07,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:54:07,423 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:54:07,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:07 WrapperNode [2019-09-21 09:54:07,424 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:54:07,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:54:07,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:54:07,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:54:07,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:07" (1/1) ... [2019-09-21 09:54:07,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:07" (1/1) ... [2019-09-21 09:54:07,541 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:07" (1/1) ... [2019-09-21 09:54:07,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:07" (1/1) ... [2019-09-21 09:54:07,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:07" (1/1) ... [2019-09-21 09:54:07,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:07" (1/1) ... [2019-09-21 09:54:07,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:07" (1/1) ... [2019-09-21 09:54:07,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:54:07,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:54:07,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:54:07,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:54:07,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:07" (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 [2019-09-21 09:54:07,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:54:07,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:54:07,621 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dummy [2019-09-21 09:54:07,621 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:54:07,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:54:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:54:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-21 09:54:07,622 INFO L130 BoogieDeclarations]: Found specification of procedure get_dummy [2019-09-21 09:54:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:54:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:54:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:54:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:54:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:54:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:54:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:54:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:54:08,057 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:54:08,057 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-21 09:54:08,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:54:08 BoogieIcfgContainer [2019-09-21 09:54:08,059 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:54:08,060 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:54:08,060 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:54:08,060 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:54:08,061 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:54:08" (1/1) ... [2019-09-21 09:54:08,062 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:54:08,096 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:54:08,096 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:54:08,106 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:54:08,115 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:54:08,116 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:54:08,428 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 54 for LOIs [2019-09-21 09:54:08,682 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:54:08,682 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:54:08,685 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 25#(and (<= main_~pa~0.offset 0) (= |main_~#c~0.offset| 0) (= |main_~#c~0.offset| main_~pc~0.offset) (= |#length| (store |old(#length)| |main_~#c~0.base| 4)) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= main_~pc~0.base |main_~#c~0.base|) (= |#valid| (store |old(#valid)| |main_~#c~0.base| 1)) (<= 0 main_~pa~0.offset) (not (= |~#b~0.base| 0)) (<= 0 |~#b~0.offset|) (not (= 0 |~#a~0.base|)) (<= |~#a~0.offset| 0) (<= |~#b~0.offset| 0) (<= main_~pc~0.offset 0) (= (select |old(#valid)| |~#a~0.base|) 1) (= (select |old(#length)| |~#a~0.base|) 4) (= (select (select |#memory_int| |main_~#c~0.base|) |main_~#c~0.offset|) 5) (<= main_~b~1 2147483647) (<= |#NULL.offset| 0) (< |main_~#c~0.base| |#StackHeapBarrier|) (<= 0 |~#a~0.offset|) (= 0 |~#a~0.offset|) (or (and (= |~#b~0.offset| main_~pb~0.offset) (= |~#b~0.base| main_~pb~0.base)) (and (= |~#a~0.base| main_~pb~0.base) (= main_~pb~0.offset |~#a~0.offset|))) (= (select |old(#valid)| |main_~#c~0.base|) 0) (<= 0 main_~pb~0.offset) (<= 0 |main_~#c~0.offset|) (or (not (= (select (select |#memory_int| main_~pb~0.base) main_~pb~0.offset) (select (select |#memory_int| main_~pa~0.base) main_~pa~0.offset))) (and (= main_~pc~0.base 0) (= 0 main_~pc~0.offset))) (= 0 |#NULL.base|) (= (select |old(#length)| |~#b~0.base|) 4) (<= main_~pb~0.offset 0) (= main_~pb~0.offset main_~pa~0.offset) (<= 0 |#NULL.offset|) (= 0 |~#b~0.offset|) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= main_~a~1 2147483647) (< |~#a~0.base| |#StackHeapBarrier|) (= (select |old(#valid)| |~#b~0.base|) 1) (not (= 0 |main_~#c~0.base|)) (not (= |~#b~0.base| |~#a~0.base|)) (<= |#NULL.base| 0) (<= 0 (+ main_~b~1 2147483648)) (<= 0 main_~pc~0.offset) (<= 0 (+ main_~a~1 2147483648)) (= 0 (select |old(#valid)| 0)) (<= |main_~#c~0.offset| 0) (= |#NULL.offset| 0) (= main_~pa~0.base main_~pb~0.base)) [2019-09-21 09:54:08,696 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-21 09:54:08,697 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:54:08,699 INFO L168 Benchmark]: Toolchain (without parser) took 1514.37 ms. Allocated memory was 140.0 MB in the beginning and 199.2 MB in the end (delta: 59.2 MB). Free memory was 86.8 MB in the beginning and 108.9 MB in the end (delta: -22.1 MB). Peak memory consumption was 37.2 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:08,700 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:54:08,701 INFO L168 Benchmark]: CACSL2BoogieTranslator took 238.87 ms. Allocated memory is still 140.0 MB. Free memory was 86.6 MB in the beginning and 76.8 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:08,702 INFO L168 Benchmark]: Boogie Preprocessor took 143.02 ms. Allocated memory was 140.0 MB in the beginning and 199.2 MB in the end (delta: 59.2 MB). Free memory was 76.8 MB in the beginning and 176.2 MB in the end (delta: -99.4 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:08,703 INFO L168 Benchmark]: RCFGBuilder took 490.93 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 152.9 MB in the end (delta: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:08,704 INFO L168 Benchmark]: Sifa took 637.48 ms. Allocated memory is still 199.2 MB. Free memory was 152.9 MB in the beginning and 108.9 MB in the end (delta: 44.1 MB). Peak memory consumption was 44.1 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:08,707 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 238.87 ms. Allocated memory is still 140.0 MB. Free memory was 86.6 MB in the beginning and 76.8 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 143.02 ms. Allocated memory was 140.0 MB in the beginning and 199.2 MB in the end (delta: 59.2 MB). Free memory was 76.8 MB in the beginning and 176.2 MB in the end (delta: -99.4 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 490.93 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 152.9 MB in the end (delta: 23.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 7.1 GB. * Sifa took 637.48 ms. Allocated memory is still 199.2 MB. Free memory was 152.9 MB in the beginning and 108.9 MB in the end (delta: 44.1 MB). Peak memory consumption was 44.1 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]: 590, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 9, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 6, TOOLS_POST_TIME[ms]: 210, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 127, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 5, TOOLS_QUANTIFIERELIM_APPLICATIONS: 11, TOOLS_QUANTIFIERELIM_TIME[ms]: 329, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 186, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 9, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 3, DOMAIN_JOIN_TIME[ms]: 181, 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]: 274, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 274, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 10, DAG_COMPRESSION_PROCESSED_NODES: 37, DAG_COMPRESSION_RETAINED_NODES: 22 - PositiveResult [Line: 25]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...