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 TopInputCallSummarizer --sifa.fluid AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:24:51,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:24:51,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:24:51,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:24:51,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:24:51,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:24:51,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:24:51,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:24:51,390 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:24:51,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:24:51,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:24:51,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:24:51,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:24:51,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:24:51,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:24:51,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:24:51,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:24:51,409 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:24:51,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:24:51,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:24:51,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:24:51,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:24:51,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:24:51,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:24:51,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:24:51,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:24:51,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:24:51,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:24:51,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:24:51,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:24:51,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:24:51,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:24:51,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:24:51,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:24:51,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:24:51,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:24:51,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:24:51,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:24:51,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:24:51,444 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:24:51,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:24:51,448 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 22:24:51,469 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:24:51,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:24:51,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:24:51,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:24:51,473 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:24:51,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:24:51,473 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:24:51,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:24:51,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:24:51,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:24:51,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:24:51,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:24:51,476 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:24:51,476 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:24:51,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:24:51,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:24:51,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:24:51,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:24:51,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:24:51,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:24:51,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:24:51,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:24:51,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:24:51,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:24:51,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:24:51,479 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:24:51,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:24:51,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:24:51,480 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:24:51,541 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:24:51,559 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:24:51,562 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:24:51,564 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:24:51,565 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:24:51,565 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2019-09-20 22:24:51,641 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4555f0cac/fe7e37a21f124a91b223b67ac6ef7c4b/FLAG51fd6a843 [2019-09-20 22:24:52,188 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:24:52,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2019-09-20 22:24:52,217 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4555f0cac/fe7e37a21f124a91b223b67ac6ef7c4b/FLAG51fd6a843 [2019-09-20 22:24:52,465 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4555f0cac/fe7e37a21f124a91b223b67ac6ef7c4b [2019-09-20 22:24:52,477 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:24:52,479 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:24:52,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:24:52,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:24:52,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:24:52,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:24:52" (1/1) ... [2019-09-20 22:24:52,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21ed8428 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:52, skipping insertion in model container [2019-09-20 22:24:52,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:24:52" (1/1) ... [2019-09-20 22:24:52,497 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:24:52,595 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:24:53,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:24:53,213 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:24:53,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:24:53,421 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:24:53,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53 WrapperNode [2019-09-20 22:24:53,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:24:53,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:24:53,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:24:53,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:24:53,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,454 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:24:53,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:24:53,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:24:53,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:24:53,539 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:24:53,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:24:53,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:24:53,629 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:24:53,629 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:24:53,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 22:24:53,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 22:24:53,630 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:24:53,630 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:24:53,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:24:53,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:24:55,223 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:24:55,224 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 22:24:55,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:24:55 BoogieIcfgContainer [2019-09-20 22:24:55,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:24:55,226 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:24:55,226 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:24:55,226 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:24:55,228 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:24:55" (1/1) ... [2019-09-20 22:24:55,229 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=AlwaysFluid [2019-09-20 22:24:55,258 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-20 22:24:55,258 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:24:55,268 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:24:55,276 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:24:55,278 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:24:55,355 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 3 for LOIs [2019-09-20 22:24:58,627 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:24:58,628 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:24:58,630 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 2713#(= main_~__VERIFIER_assert__cond~136 0) [2019-09-20 22:24:58,631 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 3063#(= main_~__VERIFIER_assert__cond~135 0) [2019-09-20 22:24:58,648 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:24:58,649 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:24:58,655 INFO L168 Benchmark]: Toolchain (without parser) took 6171.84 ms. Allocated memory was 134.2 MB in the beginning and 558.9 MB in the end (delta: 424.7 MB). Free memory was 87.4 MB in the beginning and 462.0 MB in the end (delta: -374.6 MB). Peak memory consumption was 50.1 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:58,658 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:24:58,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 941.93 ms. Allocated memory was 134.2 MB in the beginning and 208.1 MB in the end (delta: 73.9 MB). Free memory was 87.2 MB in the beginning and 178.3 MB in the end (delta: -91.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:58,662 INFO L168 Benchmark]: Boogie Preprocessor took 114.56 ms. Allocated memory is still 208.1 MB. Free memory was 178.3 MB in the beginning and 173.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:58,665 INFO L168 Benchmark]: RCFGBuilder took 1688.04 ms. Allocated memory was 208.1 MB in the beginning and 281.5 MB in the end (delta: 73.4 MB). Free memory was 173.2 MB in the beginning and 224.4 MB in the end (delta: -51.2 MB). Peak memory consumption was 113.8 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:58,667 INFO L168 Benchmark]: Sifa took 3422.91 ms. Allocated memory was 281.5 MB in the beginning and 558.9 MB in the end (delta: 277.3 MB). Free memory was 224.4 MB in the beginning and 462.0 MB in the end (delta: -237.6 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. [2019-09-20 22:24:58,673 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 941.93 ms. Allocated memory was 134.2 MB in the beginning and 208.1 MB in the end (delta: 73.9 MB). Free memory was 87.2 MB in the beginning and 178.3 MB in the end (delta: -91.1 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.56 ms. Allocated memory is still 208.1 MB. Free memory was 178.3 MB in the beginning and 173.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1688.04 ms. Allocated memory was 208.1 MB in the beginning and 281.5 MB in the end (delta: 73.4 MB). Free memory was 173.2 MB in the beginning and 224.4 MB in the end (delta: -51.2 MB). Peak memory consumption was 113.8 MB. Max. memory is 7.1 GB. * Sifa took 3422.91 ms. Allocated memory was 281.5 MB in the beginning and 558.9 MB in the end (delta: 277.3 MB). Free memory was 224.4 MB in the beginning and 462.0 MB in the end (delta: -237.6 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 3373, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1320, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 1302, TOOLS_POST_TIME[ms]: 254, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 19, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1305, TOOLS_QUANTIFIERELIM_TIME[ms]: 124, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 1336, FLUID_YES_ANSWERS: 1336, DOMAIN_JOIN_APPLICATIONS: 210, DOMAIN_JOIN_TIME[ms]: 775, DOMAIN_ALPHA_APPLICATIONS: 1336, DOMAIN_ALPHA_TIME[ms]: 841, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 132, DOMAIN_ISBOTTOM_TIME[ms]: 92, LOOP_SUMMARIZER_APPLICATIONS: 16, LOOP_SUMMARIZER_CACHE_MISSES: 16, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 187, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 186, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 17, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 38, REGEX_TO_DAG_TIME[ms]: 17, DAG_COMPRESSION_TIME[ms]: 1132, DAG_COMPRESSION_PROCESSED_NODES: 62628, DAG_COMPRESSION_RETAINED_NODES: 19416 - UnprovableResult [Line: 1775]: 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 2713#(= main_~__VERIFIER_assert__cond~136 0). Possible FailurePath: - UnprovableResult [Line: 1758]: 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 3063#(= main_~__VERIFIER_assert__cond~135 0). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...