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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-crafted/bAnd5.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:25:09,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:25:09,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:25:09,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:25:09,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:25:09,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:25:09,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:25:09,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:25:09,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:25:09,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:25:09,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:25:09,815 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:25:09,815 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:25:09,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:25:09,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:25:09,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:25:09,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:25:09,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:25:09,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:25:09,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:25:09,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:25:09,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:25:09,829 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:25:09,830 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:25:09,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:25:09,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:25:09,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:25:09,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:25:09,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:25:09,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:25:09,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:25:09,836 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:25:09,837 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:25:09,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:25:09,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:25:09,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:25:09,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:25:09,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:25:09,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:25:09,841 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:25:09,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:25:09,843 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 19:25:09,867 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:25:09,867 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:25:09,869 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:25:09,869 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:25:09,869 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:25:09,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:25:09,870 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:25:09,870 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:25:09,871 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:25:09,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:25:09,872 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:25:09,872 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:25:09,873 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:25:09,873 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:25:09,873 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:25:09,873 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:25:09,874 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:25:09,874 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:25:09,874 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:25:09,874 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:25:09,875 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:25:09,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:25:09,875 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:25:09,876 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:25:09,876 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:25:09,876 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:25:09,876 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:25:09,877 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:25:09,877 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 -> SingleStatement 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 [2019-09-20 19:25:09,937 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:25:09,957 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:25:09,963 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:25:09,965 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:25:09,966 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:25:09,967 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/bAnd5.i [2019-09-20 19:25:10,041 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72e5bcddc/098c507c5f7542b7916ba0237d0b08ac/FLAGd6a7ce9e6 [2019-09-20 19:25:10,531 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:25:10,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/bAnd5.i [2019-09-20 19:25:10,541 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72e5bcddc/098c507c5f7542b7916ba0237d0b08ac/FLAGd6a7ce9e6 [2019-09-20 19:25:10,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72e5bcddc/098c507c5f7542b7916ba0237d0b08ac [2019-09-20 19:25:10,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:25:10,892 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:25:10,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:25:10,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:25:10,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:25:10,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:25:10" (1/1) ... [2019-09-20 19:25:10,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d31be42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:10, skipping insertion in model container [2019-09-20 19:25:10,900 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:25:10" (1/1) ... [2019-09-20 19:25:10,908 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:25:10,926 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:25:11,119 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:25:11,130 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:25:11,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:25:11,266 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:25:11,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:11 WrapperNode [2019-09-20 19:25:11,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:25:11,268 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:25:11,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:25:11,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:25:11,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:11" (1/1) ... [2019-09-20 19:25:11,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:11" (1/1) ... [2019-09-20 19:25:11,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:11" (1/1) ... [2019-09-20 19:25:11,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:11" (1/1) ... [2019-09-20 19:25:11,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:11" (1/1) ... [2019-09-20 19:25:11,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:11" (1/1) ... [2019-09-20 19:25:11,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:11" (1/1) ... [2019-09-20 19:25:11,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:25:11,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:25:11,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:25:11,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:25:11,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:11" (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 19:25:11,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:25:11,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:25:11,376 INFO L138 BoogieDeclarations]: Found implementation of procedure bAnd [2019-09-20 19:25:11,376 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:25:11,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:25:11,377 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:25:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure bAnd [2019-09-20 19:25:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:25:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:25:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:25:11,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:25:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:25:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:25:11,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:25:11,740 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:25:11,741 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 19:25:11,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:25:11 BoogieIcfgContainer [2019-09-20 19:25:11,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:25:11,743 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:25:11,743 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:25:11,743 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:25:11,744 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:25:11" (1/1) ... [2019-09-20 19:25:11,744 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=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:25:11,764 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:25:11,765 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:25:11,773 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:25:11,784 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:25:11,786 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:25:11,953 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-09-20 19:25:12,199 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2019-09-20 19:25:12,517 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 79 [2019-09-20 19:25:12,963 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 103 [2019-09-20 19:25:13,328 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 124 [2019-09-20 19:25:13,754 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 159 [2019-09-20 19:25:14,785 WARN L191 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 204 [2019-09-20 19:25:14,948 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 19:25:15,500 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 243 [2019-09-20 19:25:15,630 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2019-09-20 19:25:17,566 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 322 DAG size of output: 291 [2019-09-20 19:25:17,738 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 291 [2019-09-20 19:25:18,877 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 58 [2019-09-20 19:25:19,667 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2019-09-20 19:25:20,260 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 34 [2019-09-20 19:25:20,349 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:25:20,349 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:25:20,351 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 288#(and (exists ((v_bAnd_~res~0_BEFORE_RETURN_3 Int) (v_prenex_36 Int)) (or (and (= main_~ret5~0 (mod v_prenex_36 4294967296)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ (* 4 ~N~0) |main_~#x~0.offset| (- 4)))) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (<= (mod v_prenex_36 4294967296) 2147483647) (not (< (+ main_~i~2 1) ~N~0))) (and (= main_~ret5~0 (+ (mod v_bAnd_~res~0_BEFORE_RETURN_3 4294967296) (- 4294967296))) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ (* 4 ~N~0) |main_~#x~0.offset| (- 4)))) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (not (<= (mod v_bAnd_~res~0_BEFORE_RETURN_3 4294967296) 2147483647)) (not (< (+ main_~i~2 1) ~N~0))))) (or (not (= main_~ret~0 main_~ret2~0)) (not (= main_~ret~0 main_~ret5~0)))) [2019-09-20 19:25:20,363 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:25:20,364 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:25:20,365 INFO L168 Benchmark]: Toolchain (without parser) took 9473.79 ms. Allocated memory was 137.9 MB in the beginning and 327.7 MB in the end (delta: 189.8 MB). Free memory was 85.7 MB in the beginning and 192.5 MB in the end (delta: -106.7 MB). Peak memory consumption was 83.1 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:20,366 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:25:20,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.62 ms. Allocated memory was 137.9 MB in the beginning and 196.6 MB in the end (delta: 58.7 MB). Free memory was 85.5 MB in the beginning and 175.0 MB in the end (delta: -89.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:20,368 INFO L168 Benchmark]: Boogie Preprocessor took 54.61 ms. Allocated memory is still 196.6 MB. Free memory was 174.4 MB in the beginning and 172.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:20,369 INFO L168 Benchmark]: RCFGBuilder took 419.24 ms. Allocated memory is still 196.6 MB. Free memory was 172.1 MB in the beginning and 151.1 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:20,370 INFO L168 Benchmark]: Sifa took 8621.32 ms. Allocated memory was 196.6 MB in the beginning and 327.7 MB in the end (delta: 131.1 MB). Free memory was 151.1 MB in the beginning and 192.5 MB in the end (delta: -41.4 MB). Peak memory consumption was 89.7 MB. Max. memory is 7.1 GB. [2019-09-20 19:25:20,373 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 374.62 ms. Allocated memory was 137.9 MB in the beginning and 196.6 MB in the end (delta: 58.7 MB). Free memory was 85.5 MB in the beginning and 175.0 MB in the end (delta: -89.4 MB). Peak memory consumption was 20.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.61 ms. Allocated memory is still 196.6 MB. Free memory was 174.4 MB in the beginning and 172.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 419.24 ms. Allocated memory is still 196.6 MB. Free memory was 172.1 MB in the beginning and 151.1 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Sifa took 8621.32 ms. Allocated memory was 196.6 MB in the beginning and 327.7 MB in the end (delta: 131.1 MB). Free memory was 151.1 MB in the beginning and 192.5 MB in the end (delta: -41.4 MB). Peak memory consumption was 89.7 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]: 8587, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 195, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 187, TOOLS_POST_TIME[ms]: 2132, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 47, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 14, TOOLS_QUANTIFIERELIM_APPLICATIONS: 196, TOOLS_QUANTIFIERELIM_TIME[ms]: 2120, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 788, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 211, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 28, DOMAIN_JOIN_TIME[ms]: 1089, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 7, DOMAIN_WIDEN_APPLICATIONS: 13, DOMAIN_WIDEN_TIME[ms]: 4911, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 238, DOMAIN_ISBOTTOM_APPLICATIONS: 6, DOMAIN_ISBOTTOM_TIME[ms]: 9, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6801, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6801, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 500, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 500, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 47, DAG_COMPRESSION_PROCESSED_NODES: 352, DAG_COMPRESSION_RETAINED_NODES: 190 - UnprovableResult [Line: 46]: 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 288#(and (exists ((v_bAnd_~res~0_BEFORE_RETURN_3 Int) (v_prenex_36 Int)) (or (and (= main_~ret5~0 (mod v_prenex_36 4294967296)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ (* 4 ~N~0) |main_~#x~0.offset| (- 4)))) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (<= (mod v_prenex_36 4294967296) 2147483647) (not (< (+ main_~i~2 1) ~N~0))) (and (= main_~ret5~0 (+ (mod v_bAnd_~res~0_BEFORE_RETURN_3 4294967296) (- 4294967296))) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) (+ (* 4 ~N~0) |main_~#x~0.offset| (- 4)))) (<= main_~ret5~0 2147483647) (<= 0 (+ main_~ret5~0 2147483648)) (not (<= (mod v_bAnd_~res~0_BEFORE_RETURN_3 4294967296) 2147483647)) (not (< (+ main_~i~2 1) ~N~0))))) (or (not (= main_~ret~0 main_~ret2~0)) (not (= main_~ret~0 main_~ret5~0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...