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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 21:45:38,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 21:45:38,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 21:45:38,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 21:45:38,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 21:45:38,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 21:45:38,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 21:45:38,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 21:45:38,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 21:45:38,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 21:45:38,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 21:45:38,801 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 21:45:38,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 21:45:38,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 21:45:38,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 21:45:38,804 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 21:45:38,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 21:45:38,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 21:45:38,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 21:45:38,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 21:45:38,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 21:45:38,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 21:45:38,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 21:45:38,813 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 21:45:38,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 21:45:38,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 21:45:38,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 21:45:38,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 21:45:38,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 21:45:38,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 21:45:38,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 21:45:38,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 21:45:38,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 21:45:38,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 21:45:38,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 21:45:38,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 21:45:38,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 21:45:38,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 21:45:38,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 21:45:38,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 21:45:38,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 21:45:38,832 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 21:45:38,856 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 21:45:38,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 21:45:38,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 21:45:38,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 21:45:38,859 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 21:45:38,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 21:45:38,859 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 21:45:38,859 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 21:45:38,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 21:45:38,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 21:45:38,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 21:45:38,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 21:45:38,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 21:45:38,862 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 21:45:38,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 21:45:38,862 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 21:45:38,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 21:45:38,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 21:45:38,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 21:45:38,863 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 21:45:38,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 21:45:38,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 21:45:38,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 21:45:38,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 21:45:38,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 21:45:38,865 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 21:45:38,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 21:45:38,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 21:45:38,866 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 21:45:38,924 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 21:45:38,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 21:45:38,948 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 21:45:38,951 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 21:45:38,952 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 21:45:38,953 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-09-19 21:45:39,011 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84f2dd778/57c90daf528945909aa78bd99959e3eb/FLAGbdbdfe4b1 [2019-09-19 21:45:39,438 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 21:45:39,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-09-19 21:45:39,449 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84f2dd778/57c90daf528945909aa78bd99959e3eb/FLAGbdbdfe4b1 [2019-09-19 21:45:39,829 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84f2dd778/57c90daf528945909aa78bd99959e3eb [2019-09-19 21:45:39,840 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 21:45:39,841 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 21:45:39,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 21:45:39,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 21:45:39,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 21:45:39,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:45:39" (1/1) ... [2019-09-19 21:45:39,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d428e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:45:39, skipping insertion in model container [2019-09-19 21:45:39,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:45:39" (1/1) ... [2019-09-19 21:45:39,856 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 21:45:39,873 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 21:45:40,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:45:40,029 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 21:45:40,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:45:40,059 INFO L192 MainTranslator]: Completed translation [2019-09-19 21:45:40,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:45:40 WrapperNode [2019-09-19 21:45:40,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 21:45:40,061 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 21:45:40,061 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 21:45:40,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 21:45:40,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:45:40" (1/1) ... [2019-09-19 21:45:40,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:45:40" (1/1) ... [2019-09-19 21:45:40,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:45:40" (1/1) ... [2019-09-19 21:45:40,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:45:40" (1/1) ... [2019-09-19 21:45:40,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:45:40" (1/1) ... [2019-09-19 21:45:40,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:45:40" (1/1) ... [2019-09-19 21:45:40,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:45:40" (1/1) ... [2019-09-19 21:45:40,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 21:45:40,165 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 21:45:40,165 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 21:45:40,166 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 21:45:40,166 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:45:40" (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 21:45:40,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 21:45:40,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 21:45:40,229 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 21:45:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 21:45:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 21:45:40,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 21:45:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 21:45:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 21:45:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 21:45:40,535 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 21:45:40,535 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-19 21:45:40,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:45:40 BoogieIcfgContainer [2019-09-19 21:45:40,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 21:45:40,537 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 21:45:40,537 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 21:45:40,538 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 21:45:40,540 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:45:40" (1/1) ... [2019-09-19 21:45:40,541 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 21:45:40,599 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 21:45:40,599 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 21:45:40,617 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 21:45:40,637 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 21:45:40,645 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 21:45:40,730 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-19 21:45:50,011 WARN L191 SmtUtils]: Spent 9.14 s on a formula simplification. DAG size of input: 142 DAG size of output: 49 [2019-09-19 21:45:50,220 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-19 21:45:50,350 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 30 [2019-09-19 21:46:25,374 WARN L191 SmtUtils]: Spent 34.85 s on a formula simplification. DAG size of input: 176 DAG size of output: 60 [2019-09-19 21:46:35,835 WARN L191 SmtUtils]: Spent 10.46 s on a formula simplification that was a NOOP. DAG size: 60 [2019-09-19 21:46:36,746 WARN L191 SmtUtils]: Spent 906.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 1 [2019-09-19 21:46:36,747 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 21:46:36,748 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 21:46:36,749 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 26#false [2019-09-19 21:46:36,755 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 21:46:36,756 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 21:46:36,757 INFO L168 Benchmark]: Toolchain (without parser) took 56916.22 ms. Allocated memory was 134.2 MB in the beginning and 228.1 MB in the end (delta: 93.8 MB). Free memory was 88.7 MB in the beginning and 142.0 MB in the end (delta: -53.3 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. [2019-09-19 21:46:36,758 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 21:46:36,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 219.21 ms. Allocated memory is still 134.2 MB. Free memory was 88.5 MB in the beginning and 78.6 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-19 21:46:36,760 INFO L168 Benchmark]: Boogie Preprocessor took 103.80 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 78.6 MB in the beginning and 177.3 MB in the end (delta: -98.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-19 21:46:36,761 INFO L168 Benchmark]: RCFGBuilder took 371.53 ms. Allocated memory is still 200.8 MB. Free memory was 177.3 MB in the beginning and 160.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 7.1 GB. [2019-09-19 21:46:36,762 INFO L168 Benchmark]: Sifa took 56218.51 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 159.5 MB in the beginning and 142.0 MB in the end (delta: 17.5 MB). Peak memory consumption was 44.7 MB. Max. memory is 7.1 GB. [2019-09-19 21:46:36,765 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 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 219.21 ms. Allocated memory is still 134.2 MB. Free memory was 88.5 MB in the beginning and 78.6 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 103.80 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 78.6 MB in the beginning and 177.3 MB in the end (delta: -98.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 371.53 ms. Allocated memory is still 200.8 MB. Free memory was 177.3 MB in the beginning and 160.0 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 7.1 GB. * Sifa took 56218.51 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 159.5 MB in the beginning and 142.0 MB in the end (delta: 17.5 MB). Peak memory consumption was 44.7 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]: 56151, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 14, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 11, TOOLS_POST_TIME[ms]: 246, 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: 14, TOOLS_QUANTIFIERELIM_TIME[ms]: 247, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 105, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 16, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 55595, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 172, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 55097, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 55096, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 24, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 23, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 21, DAG_COMPRESSION_PROCESSED_NODES: 41, DAG_COMPRESSION_RETAINED_NODES: 25 - PositiveResult [Line: 61]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...