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/loop-invgen/id_trans.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:49:24,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:49:24,179 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:49:24,191 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:49:24,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:49:24,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:49:24,194 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:49:24,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:49:24,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:49:24,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:49:24,199 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:49:24,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:49:24,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:49:24,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:49:24,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:49:24,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:49:24,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:49:24,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:49:24,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:49:24,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:49:24,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:49:24,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:49:24,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:49:24,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:49:24,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:49:24,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:49:24,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:49:24,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:49:24,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:49:24,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:49:24,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:49:24,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:49:24,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:49:24,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:49:24,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:49:24,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:49:24,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:49:24,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:49:24,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:49:24,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:49:24,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:49:24,241 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 09:49:24,269 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:49:24,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:49:24,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:49:24,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:49:24,272 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:49:24,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:49:24,273 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:49:24,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:49:24,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:49:24,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:49:24,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:49:24,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:49:24,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:49:24,275 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:49:24,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:49:24,276 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:49:24,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:49:24,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:49:24,276 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:49:24,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:49:24,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:49:24,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:49:24,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:49:24,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:49:24,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:49:24,278 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:49:24,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:49:24,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:49:24,279 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 09:49:24,331 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:49:24,341 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:49:24,344 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:49:24,345 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:49:24,346 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:49:24,346 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_trans.i [2019-09-21 09:49:24,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42666fce/406189ad8c44471587f5bcec528922f9/FLAG15c227388 [2019-09-21 09:49:24,846 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:49:24,847 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_trans.i [2019-09-21 09:49:24,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42666fce/406189ad8c44471587f5bcec528922f9/FLAG15c227388 [2019-09-21 09:49:25,217 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d42666fce/406189ad8c44471587f5bcec528922f9 [2019-09-21 09:49:25,227 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:49:25,229 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:49:25,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:49:25,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:49:25,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:49:25,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:49:25" (1/1) ... [2019-09-21 09:49:25,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c5fe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:49:25, skipping insertion in model container [2019-09-21 09:49:25,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:49:25" (1/1) ... [2019-09-21 09:49:25,246 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:49:25,264 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:49:25,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:49:25,470 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:49:25,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:49:25,496 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:49:25,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:49:25 WrapperNode [2019-09-21 09:49:25,496 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:49:25,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:49:25,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:49:25,497 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:49:25,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:49:25" (1/1) ... [2019-09-21 09:49:25,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:49:25" (1/1) ... [2019-09-21 09:49:25,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:49:25" (1/1) ... [2019-09-21 09:49:25,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:49:25" (1/1) ... [2019-09-21 09:49:25,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:49:25" (1/1) ... [2019-09-21 09:49:25,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:49:25" (1/1) ... [2019-09-21 09:49:25,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:49:25" (1/1) ... [2019-09-21 09:49:25,616 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:49:25,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:49:25,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:49:25,617 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:49:25,618 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:49:25" (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 09:49:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:49:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:49:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-21 09:49:25,678 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:49:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:49:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-21 09:49:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 09:49:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:49:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:49:25,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:49:25,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:49:25,916 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:49:25,916 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 09:49:25,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:49:25 BoogieIcfgContainer [2019-09-21 09:49:25,919 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:49:25,930 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:49:25,931 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:49:25,931 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:49:25,933 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:49:25" (1/1) ... [2019-09-21 09:49:25,933 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 09:49:25,992 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:49:25,992 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:49:26,014 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:49:26,022 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:49:26,023 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:49:26,111 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-21 09:49:26,542 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 74 [2019-09-21 09:49:27,537 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 26 [2019-09-21 09:49:28,773 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 9 for LOIs [2019-09-21 09:49:28,779 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:49:28,779 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:49:28,782 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 164#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (<= |__VERIFIER_assert_#in~cond| 1) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-21 09:49:28,799 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:49:28,799 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:49:28,804 INFO L168 Benchmark]: Toolchain (without parser) took 3572.54 ms. Allocated memory was 136.3 MB in the beginning and 270.0 MB in the end (delta: 133.7 MB). Free memory was 86.8 MB in the beginning and 167.6 MB in the end (delta: -80.8 MB). Peak memory consumption was 52.8 MB. Max. memory is 7.1 GB. [2019-09-21 09:49:28,806 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 136.3 MB. Free memory was 104.6 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:49:28,807 INFO L168 Benchmark]: CACSL2BoogieTranslator took 266.65 ms. Allocated memory is still 136.3 MB. Free memory was 86.4 MB in the beginning and 77.1 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:49:28,809 INFO L168 Benchmark]: Boogie Preprocessor took 118.87 ms. Allocated memory was 136.3 MB in the beginning and 198.2 MB in the end (delta: 61.9 MB). Free memory was 77.1 MB in the beginning and 175.7 MB in the end (delta: -98.6 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-09-21 09:49:28,810 INFO L168 Benchmark]: RCFGBuilder took 302.61 ms. Allocated memory is still 198.2 MB. Free memory was 175.7 MB in the beginning and 162.2 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. [2019-09-21 09:49:28,816 INFO L168 Benchmark]: Sifa took 2869.37 ms. Allocated memory was 198.2 MB in the beginning and 270.0 MB in the end (delta: 71.8 MB). Free memory was 162.2 MB in the beginning and 167.6 MB in the end (delta: -5.4 MB). Peak memory consumption was 66.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:49:28,829 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 136.3 MB. Free memory was 104.6 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 266.65 ms. Allocated memory is still 136.3 MB. Free memory was 86.4 MB in the beginning and 77.1 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.87 ms. Allocated memory was 136.3 MB in the beginning and 198.2 MB in the end (delta: 61.9 MB). Free memory was 77.1 MB in the beginning and 175.7 MB in the end (delta: -98.6 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 302.61 ms. Allocated memory is still 198.2 MB. Free memory was 175.7 MB in the beginning and 162.2 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 7.1 GB. * Sifa took 2869.37 ms. Allocated memory was 198.2 MB in the beginning and 270.0 MB in the end (delta: 71.8 MB). Free memory was 162.2 MB in the beginning and 167.6 MB in the end (delta: -5.4 MB). Peak memory consumption was 66.4 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]: 2790, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 45, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 20, TOOLS_POST_TIME[ms]: 26, TOOLS_POST_CALL_APPLICATIONS: 24, TOOLS_POST_CALL_TIME[ms]: 1611, TOOLS_POST_RETURN_APPLICATIONS: 19, TOOLS_POST_RETURN_TIME[ms]: 68, TOOLS_QUANTIFIERELIM_APPLICATIONS: 63, TOOLS_QUANTIFIERELIM_TIME[ms]: 1654, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 535, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 47, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 742, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 164, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 62, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 11, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1270, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1269, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 19, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 80, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 79, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 19, DAG_COMPRESSION_PROCESSED_NODES: 109, DAG_COMPRESSION_RETAINED_NODES: 52 - 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 164#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (<= |__VERIFIER_assert_#in~cond| 1) (<= 0 __VERIFIER_assert_~cond) (= 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...