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 LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 06:59:22,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 06:59:22,189 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 06:59:22,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 06:59:22,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 06:59:22,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 06:59:22,203 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 06:59:22,205 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 06:59:22,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 06:59:22,207 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 06:59:22,208 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 06:59:22,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 06:59:22,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 06:59:22,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 06:59:22,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 06:59:22,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 06:59:22,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 06:59:22,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 06:59:22,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 06:59:22,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 06:59:22,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 06:59:22,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 06:59:22,222 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 06:59:22,223 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 06:59:22,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 06:59:22,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 06:59:22,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 06:59:22,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 06:59:22,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 06:59:22,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 06:59:22,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 06:59:22,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 06:59:22,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 06:59:22,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 06:59:22,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 06:59:22,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 06:59:22,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 06:59:22,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 06:59:22,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 06:59:22,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 06:59:22,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 06:59:22,235 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 [2019-09-19 06:59:22,256 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 06:59:22,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 06:59:22,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 06:59:22,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 06:59:22,259 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 06:59:22,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 06:59:22,260 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 06:59:22,260 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 06:59:22,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 06:59:22,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 06:59:22,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 06:59:22,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 06:59:22,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 06:59:22,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 06:59:22,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 06:59:22,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 06:59:22,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 06:59:22,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 06:59:22,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 06:59:22,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 06:59:22,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 06:59:22,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 06:59:22,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 06:59:22,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 06:59:22,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 06:59:22,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 06:59:22,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 06:59:22,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 06:59:22,266 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 -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer 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 [2019-09-19 06:59:22,320 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 06:59:22,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 06:59:22,341 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 06:59:22,343 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 06:59:22,344 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 06:59:22,344 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c [2019-09-19 06:59:22,410 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d0520093/5cfb69a752ae4e549ddad2bdeea9aec2/FLAGfa2f3392d [2019-09-19 06:59:22,851 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 06:59:22,852 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c [2019-09-19 06:59:22,861 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d0520093/5cfb69a752ae4e549ddad2bdeea9aec2/FLAGfa2f3392d [2019-09-19 06:59:23,205 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d0520093/5cfb69a752ae4e549ddad2bdeea9aec2 [2019-09-19 06:59:23,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 06:59:23,215 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 06:59:23,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 06:59:23,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 06:59:23,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 06:59:23,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:59:23" (1/1) ... [2019-09-19 06:59:23,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14205edf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:23, skipping insertion in model container [2019-09-19 06:59:23,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:59:23" (1/1) ... [2019-09-19 06:59:23,229 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 06:59:23,247 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 06:59:23,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:59:23,409 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 06:59:23,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:59:23,439 INFO L192 MainTranslator]: Completed translation [2019-09-19 06:59:23,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:23 WrapperNode [2019-09-19 06:59:23,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 06:59:23,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 06:59:23,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 06:59:23,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 06:59:23,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:23" (1/1) ... [2019-09-19 06:59:23,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:23" (1/1) ... [2019-09-19 06:59:23,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:23" (1/1) ... [2019-09-19 06:59:23,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:23" (1/1) ... [2019-09-19 06:59:23,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:23" (1/1) ... [2019-09-19 06:59:23,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:23" (1/1) ... [2019-09-19 06:59:23,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:23" (1/1) ... [2019-09-19 06:59:23,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 06:59:23,563 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 06:59:23,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 06:59:23,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 06:59:23,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:59:23" (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 [2019-09-19 06:59:23,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 06:59:23,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 06:59:23,615 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 06:59:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 06:59:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 06:59:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 06:59:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 06:59:23,616 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 06:59:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 06:59:23,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 06:59:23,824 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 06:59:23,824 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-19 06:59:23,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:59:23 BoogieIcfgContainer [2019-09-19 06:59:23,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 06:59:23,826 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 06:59:23,826 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 06:59:23,826 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 06:59:23,827 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:59:23" (1/1) ... [2019-09-19 06:59:23,828 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 06:59:23,857 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 06:59:23,857 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 06:59:23,873 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 06:59:23,889 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 06:59:23,890 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 06:59:23,997 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-19 06:59:24,167 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 28 [2019-09-19 06:59:24,384 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 32 [2019-09-19 06:59:24,848 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-19 06:59:25,334 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 52 [2019-09-19 06:59:25,470 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-19 06:59:25,609 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-19 06:59:25,760 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-19 06:59:26,138 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 62 [2019-09-19 06:59:26,184 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 06:59:26,185 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 06:59:26,187 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 43#(and (= main_~main__j~0 main_~main__i~0) (= main_~__VERIFIER_assert__cond~0 0) (= (ite (= 0 main_~main__y~0) 1 0) main_~__tmp_1~0) (= 0 main_~main__x~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0)) [2019-09-19 06:59:26,204 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 06:59:26,204 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 06:59:26,206 INFO L168 Benchmark]: Toolchain (without parser) took 2990.90 ms. Allocated memory was 136.8 MB in the beginning and 251.7 MB in the end (delta: 114.8 MB). Free memory was 92.9 MB in the beginning and 175.2 MB in the end (delta: -82.3 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:26,207 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 136.8 MB. Free memory was 111.2 MB in the beginning and 111.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 06:59:26,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.16 ms. Allocated memory is still 136.8 MB. Free memory was 92.7 MB in the beginning and 83.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:26,209 INFO L168 Benchmark]: Boogie Preprocessor took 123.06 ms. Allocated memory was 136.8 MB in the beginning and 202.4 MB in the end (delta: 65.5 MB). Free memory was 83.1 MB in the beginning and 179.1 MB in the end (delta: -96.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:26,209 INFO L168 Benchmark]: RCFGBuilder took 262.03 ms. Allocated memory is still 202.4 MB. Free memory was 179.1 MB in the beginning and 166.8 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:26,210 INFO L168 Benchmark]: Sifa took 2378.54 ms. Allocated memory was 202.4 MB in the beginning and 251.7 MB in the end (delta: 49.3 MB). Free memory was 166.8 MB in the beginning and 175.2 MB in the end (delta: -8.4 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. [2019-09-19 06:59:26,214 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 136.8 MB. Free memory was 111.2 MB in the beginning and 111.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 224.16 ms. Allocated memory is still 136.8 MB. Free memory was 92.7 MB in the beginning and 83.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.06 ms. Allocated memory was 136.8 MB in the beginning and 202.4 MB in the end (delta: 65.5 MB). Free memory was 83.1 MB in the beginning and 179.1 MB in the end (delta: -96.0 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 262.03 ms. Allocated memory is still 202.4 MB. Free memory was 179.1 MB in the beginning and 166.8 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. * Sifa took 2378.54 ms. Allocated memory was 202.4 MB in the beginning and 251.7 MB in the end (delta: 49.3 MB). Free memory was 166.8 MB in the beginning and 175.2 MB in the end (delta: -8.4 MB). Peak memory consumption was 40.9 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]: 2331, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 16, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 13, TOOLS_POST_TIME[ms]: 43, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 26, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 16, TOOLS_QUANTIFIERELIM_TIME[ms]: 51, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 15, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 21, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 7, DOMAIN_JOIN_TIME[ms]: 851, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1284, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2149, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2149, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 24, DAG_COMPRESSION_PROCESSED_NODES: 57, DAG_COMPRESSION_RETAINED_NODES: 27 - UnprovableResult [Line: 48]: 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 43#(and (= main_~main__j~0 main_~main__i~0) (= main_~__VERIFIER_assert__cond~0 0) (= (ite (= 0 main_~main__y~0) 1 0) main_~__tmp_1~0) (= 0 main_~main__x~0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...