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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-acceleration/array_1-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:18:06,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:18:06,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:18:06,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:18:06,128 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:18:06,129 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:18:06,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:18:06,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:18:06,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:18:06,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:18:06,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:18:06,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:18:06,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:18:06,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:18:06,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:18:06,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:18:06,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:18:06,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:18:06,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:18:06,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:18:06,147 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:18:06,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:18:06,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:18:06,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:18:06,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:18:06,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:18:06,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:18:06,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:18:06,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:18:06,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:18:06,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:18:06,156 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:18:06,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:18:06,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:18:06,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:18:06,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:18:06,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:18:06,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:18:06,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:18:06,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:18:06,161 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:18:06,162 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 [2019-09-25 16:18:06,176 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:18:06,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:18:06,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:18:06,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:18:06,178 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:18:06,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:18:06,179 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:18:06,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:18:06,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:18:06,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:18:06,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:18:06,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:18:06,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:18:06,180 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:18:06,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:18:06,180 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:18:06,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:18:06,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:18:06,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:18:06,181 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:18:06,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:18:06,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:18:06,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:18:06,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:18:06,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:18:06,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:18:06,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:18:06,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:18:06,183 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:18:06,214 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:18:06,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:18:06,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:18:06,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:18:06,232 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:18:06,233 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/array_1-2.c [2019-09-25 16:18:06,312 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d983d86a/ef3be9a971e94f19b291d140bb768b64/FLAG9cefa9fdd [2019-09-25 16:18:06,721 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:18:06,722 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/array_1-2.c [2019-09-25 16:18:06,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d983d86a/ef3be9a971e94f19b291d140bb768b64/FLAG9cefa9fdd [2019-09-25 16:18:07,098 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d983d86a/ef3be9a971e94f19b291d140bb768b64 [2019-09-25 16:18:07,109 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:18:07,112 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:18:07,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:18:07,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:18:07,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:18:07,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:18:07" (1/1) ... [2019-09-25 16:18:07,120 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30e8c876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:07, skipping insertion in model container [2019-09-25 16:18:07,120 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:18:07" (1/1) ... [2019-09-25 16:18:07,127 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:18:07,143 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:18:07,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:18:07,375 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:18:07,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:18:07,427 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:18:07,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:07 WrapperNode [2019-09-25 16:18:07,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:18:07,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:18:07,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:18:07,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:18:07,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:07" (1/1) ... [2019-09-25 16:18:07,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:07" (1/1) ... [2019-09-25 16:18:07,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:07" (1/1) ... [2019-09-25 16:18:07,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:07" (1/1) ... [2019-09-25 16:18:07,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:07" (1/1) ... [2019-09-25 16:18:07,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:07" (1/1) ... [2019-09-25 16:18:07,549 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:07" (1/1) ... [2019-09-25 16:18:07,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:18:07,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:18:07,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:18:07,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:18:07,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:18:07" (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 [2019-09-25 16:18:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:18:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:18:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-25 16:18:07,623 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:18:07,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:18:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 16:18:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:18:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 16:18:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 16:18:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 16:18:07,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 16:18:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:18:07,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:18:07,841 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:18:07,842 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-25 16:18:07,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:18:07 BoogieIcfgContainer [2019-09-25 16:18:07,843 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:18:07,844 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:18:07,844 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:18:07,844 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:18:07,849 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:18:07" (1/1) ... [2019-09-25 16:18:07,849 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 16:18:07,911 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:18:07,912 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:18:07,926 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:18:07,937 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:18:07,942 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:18:08,140 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-09-25 16:18:08,533 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 29 for LOIs [2019-09-25 16:18:08,549 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:18:08,550 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:18:08,553 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 49#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (exists ((|v_main_~#A~0.base_BEFORE_CALL_1| Int) (v_prenex_1 Int)) (or (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (not (= 1023 (select (select |#memory_int| v_prenex_1) 4092))) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) (and (= |#NULL.base| 0) (= 1023 (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_1|) 4092)) (= |__VERIFIER_assert_#in~cond| 1) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-25 16:18:08,574 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 16:18:08,575 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:18:08,577 INFO L168 Benchmark]: Toolchain (without parser) took 1464.61 ms. Allocated memory was 140.5 MB in the beginning and 199.2 MB in the end (delta: 58.7 MB). Free memory was 88.5 MB in the beginning and 125.2 MB in the end (delta: -36.7 MB). Peak memory consumption was 22.0 MB. Max. memory is 7.1 GB. [2019-09-25 16:18:08,579 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 16:18:08,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.30 ms. Allocated memory is still 140.5 MB. Free memory was 88.0 MB in the beginning and 78.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-09-25 16:18:08,582 INFO L168 Benchmark]: Boogie Preprocessor took 129.14 ms. Allocated memory was 140.5 MB in the beginning and 199.2 MB in the end (delta: 58.7 MB). Free memory was 78.5 MB in the beginning and 176.1 MB in the end (delta: -97.5 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-09-25 16:18:08,588 INFO L168 Benchmark]: RCFGBuilder took 285.79 ms. Allocated memory is still 199.2 MB. Free memory was 176.1 MB in the beginning and 161.5 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. [2019-09-25 16:18:08,590 INFO L168 Benchmark]: Sifa took 731.01 ms. Allocated memory is still 199.2 MB. Free memory was 161.5 MB in the beginning and 125.2 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. [2019-09-25 16:18:08,601 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 140.5 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 315.30 ms. Allocated memory is still 140.5 MB. Free memory was 88.0 MB in the beginning and 78.5 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 129.14 ms. Allocated memory was 140.5 MB in the beginning and 199.2 MB in the end (delta: 58.7 MB). Free memory was 78.5 MB in the beginning and 176.1 MB in the end (delta: -97.5 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 285.79 ms. Allocated memory is still 199.2 MB. Free memory was 176.1 MB in the beginning and 161.5 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 7.1 GB. * Sifa took 731.01 ms. Allocated memory is still 199.2 MB. Free memory was 161.5 MB in the beginning and 125.2 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 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]: 643, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 13, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 9, TOOLS_POST_TIME[ms]: 121, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 38, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 13, TOOLS_QUANTIFIERELIM_TIME[ms]: 147, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 77, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 16, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME[ms]: 188, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 163, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 22, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 378, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 377, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 114, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 114, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 13, DAG_COMPRESSION_PROCESSED_NODES: 44, DAG_COMPRESSION_RETAINED_NODES: 28 - UnprovableResult [Line: 5]: 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 49#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (exists ((|v_main_~#A~0.base_BEFORE_CALL_1| Int) (v_prenex_1 Int)) (or (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (not (= 1023 (select (select |#memory_int| v_prenex_1) 4092))) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) (and (= |#NULL.base| 0) (= 1023 (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_1|) 4092)) (= |__VERIFIER_assert_#in~cond| 1) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...