/usr/bin/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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/array-examples/standard_copy8_ground-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:15:03,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:15:03,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:15:03,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:15:03,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:15:03,170 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:15:03,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:15:03,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:15:03,186 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:15:03,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:15:03,192 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:15:03,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:15:03,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:15:03,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:15:03,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:15:03,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:15:03,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:15:03,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:15:03,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:15:03,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:15:03,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:15:03,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:15:03,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:15:03,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:15:03,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:15:03,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:15:03,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:15:03,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:15:03,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:15:03,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:15:03,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:15:03,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:15:03,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:15:03,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:15:03,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:15:03,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:15:03,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:15:03,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:15:03,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:15:03,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:15:03,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:15:03,238 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 [2019-11-07 07:15:03,260 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:15:03,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:15:03,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:15:03,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:15:03,264 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:15:03,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:15:03,264 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:15:03,264 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:15:03,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:15:03,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:15:03,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:15:03,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:15:03,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:15:03,267 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:15:03,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:15:03,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:15:03,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:15:03,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:15:03,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:15:03,268 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:15:03,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:15:03,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:15:03,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:15:03,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:15:03,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:15:03,269 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:15:03,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:15:03,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:15:03,270 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: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 07:15:03,544 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:15:03,557 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:15:03,560 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:15:03,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:15:03,562 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:15:03,563 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_copy8_ground-2.i [2019-11-07 07:15:03,631 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c69baeab/71abe3e1dfce4825b8b04098d2a6d3d4/FLAG892f395bf [2019-11-07 07:15:04,110 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:15:04,111 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_copy8_ground-2.i [2019-11-07 07:15:04,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c69baeab/71abe3e1dfce4825b8b04098d2a6d3d4/FLAG892f395bf [2019-11-07 07:15:04,471 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c69baeab/71abe3e1dfce4825b8b04098d2a6d3d4 [2019-11-07 07:15:04,479 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:15:04,480 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:15:04,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:15:04,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:15:04,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:15:04,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:15:04" (1/1) ... [2019-11-07 07:15:04,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4170af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:04, skipping insertion in model container [2019-11-07 07:15:04,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:15:04" (1/1) ... [2019-11-07 07:15:04,494 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:15:04,509 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:15:04,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:15:04,696 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:15:04,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:15:04,833 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:15:04,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:04 WrapperNode [2019-11-07 07:15:04,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:15:04,835 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:15:04,835 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:15:04,835 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:15:04,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:04" (1/1) ... [2019-11-07 07:15:04,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:04" (1/1) ... [2019-11-07 07:15:04,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:04" (1/1) ... [2019-11-07 07:15:04,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:04" (1/1) ... [2019-11-07 07:15:04,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:04" (1/1) ... [2019-11-07 07:15:04,891 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:04" (1/1) ... [2019-11-07 07:15:04,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:04" (1/1) ... [2019-11-07 07:15:04,896 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:15:04,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:15:04,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:15:04,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:15:04,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:15:04" (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 [2019-11-07 07:15:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:15:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:15:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 07:15:04,957 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:15:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:15:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 07:15:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:15:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:15:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 07:15:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:15:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:15:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:15:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:15:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:15:05,633 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:15:05,634 INFO L284 CfgBuilder]: Removed 10 assume(true) statements. [2019-11-07 07:15:05,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:15:05 BoogieIcfgContainer [2019-11-07 07:15:05,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:15:05,636 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 07:15:05,636 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 07:15:05,636 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 07:15:05,638 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:15:05" (1/1) ... [2019-11-07 07:15:05,638 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 [2019-11-07 07:15:05,665 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 07:15:05,665 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 07:15:05,674 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 07:15:05,681 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 07:15:05,683 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 07:15:05,834 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-11-07 07:15:06,034 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-11-07 07:15:06,473 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 41 [2019-11-07 07:15:08,113 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 28 for LOIs [2019-11-07 07:15:08,114 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 07:15:08,127 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 07:15:08,128 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 07:15:08,129 INFO L168 Benchmark]: Toolchain (without parser) took 3649.29 ms. Allocated memory was 139.5 MB in the beginning and 244.3 MB in the end (delta: 104.9 MB). Free memory was 104.5 MB in the beginning and 118.1 MB in the end (delta: -13.6 MB). Peak memory consumption was 91.3 MB. Max. memory is 7.1 GB. [2019-11-07 07:15:08,130 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 123.3 MB in the beginning and 123.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-07 07:15:08,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 353.66 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 104.3 MB in the beginning and 181.9 MB in the end (delta: -77.6 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2019-11-07 07:15:08,131 INFO L168 Benchmark]: Boogie Preprocessor took 61.30 ms. Allocated memory is still 203.4 MB. Free memory was 181.9 MB in the beginning and 179.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-07 07:15:08,132 INFO L168 Benchmark]: RCFGBuilder took 739.13 ms. Allocated memory is still 203.4 MB. Free memory was 179.9 MB in the beginning and 143.7 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. [2019-11-07 07:15:08,133 INFO L168 Benchmark]: Sifa took 2491.93 ms. Allocated memory was 203.4 MB in the beginning and 244.3 MB in the end (delta: 40.9 MB). Free memory was 143.7 MB in the beginning and 118.1 MB in the end (delta: 25.6 MB). Peak memory consumption was 66.5 MB. Max. memory is 7.1 GB. [2019-11-07 07:15:08,135 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 139.5 MB. Free memory was 123.3 MB in the beginning and 123.1 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 353.66 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 104.3 MB in the beginning and 181.9 MB in the end (delta: -77.6 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.30 ms. Allocated memory is still 203.4 MB. Free memory was 181.9 MB in the beginning and 179.9 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 739.13 ms. Allocated memory is still 203.4 MB. Free memory was 179.9 MB in the beginning and 143.7 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.3 MB. Max. memory is 7.1 GB. * Sifa took 2491.93 ms. Allocated memory was 203.4 MB in the beginning and 244.3 MB in the end (delta: 40.9 MB). Free memory was 143.7 MB in the beginning and 118.1 MB in the end (delta: 25.6 MB). Peak memory consumption was 66.5 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]: 2450, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 1, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 53, TOOLS_POST_TIME[ms]: 1824, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 36, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 5, TOOLS_QUANTIFIERELIM_APPLICATIONS: 63, TOOLS_QUANTIFIERELIM_TIME[ms]: 1834, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 211, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 132, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 1, DOMAIN_JOIN_TIME[ms]: 2, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 20, DOMAIN_WIDEN_TIME[ms]: 411, DOMAIN_ISSUBSETEQ_APPLICATIONS: 30, DOMAIN_ISSUBSETEQ_TIME[ms]: 86, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 1, LOOP_SUMMARIZER_APPLICATIONS: 10, LOOP_SUMMARIZER_CACHE_MISSES: 10, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2254, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2253, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 30, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 105, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 105, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 116, DAG_COMPRESSION_RETAINED_NODES: 66 - UnprovableResult [Line: 2]: 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 236#(and (exists ((|v_main_~#a1~0.base_BEFORE_CALL_4| Int) (v_main_~x~0_BEFORE_CALL_4 Int) (|v_main_~#a9~0.base_BEFORE_CALL_4| Int) (|v_main_~#a9~0.offset_BEFORE_CALL_4| Int) (|v_main_~#a1~0.offset_BEFORE_CALL_4| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (= (select (select |#memory_int| |v_main_~#a1~0.base_BEFORE_CALL_4|) (+ (* v_main_~x~0_BEFORE_CALL_4 4) |v_main_~#a1~0.offset_BEFORE_CALL_4|)) (select (select |#memory_int| |v_main_~#a9~0.base_BEFORE_CALL_4|) (+ (* v_main_~x~0_BEFORE_CALL_4 4) |v_main_~#a9~0.offset_BEFORE_CALL_4|))) (< v_main_~x~0_BEFORE_CALL_4 100000) (<= 0 v_main_~x~0_BEFORE_CALL_4)) (and (= |__VERIFIER_assert_#in~cond| 0) (not (= (select (select |#memory_int| |v_main_~#a1~0.base_BEFORE_CALL_4|) (+ (* v_main_~x~0_BEFORE_CALL_4 4) |v_main_~#a1~0.offset_BEFORE_CALL_4|)) (select (select |#memory_int| |v_main_~#a9~0.base_BEFORE_CALL_4|) (+ (* v_main_~x~0_BEFORE_CALL_4 4) |v_main_~#a9~0.offset_BEFORE_CALL_4|)))) (< v_main_~x~0_BEFORE_CALL_4 100000) (<= 0 v_main_~x~0_BEFORE_CALL_4)))) (= 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...