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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/nla-digbench/lcm1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:06:07,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:06:07,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:06:07,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:06:07,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:06:07,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:06:07,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:06:07,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:06:07,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:06:07,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:06:07,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:06:07,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:06:07,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:06:07,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:06:07,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:06:07,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:06:07,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:06:07,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:06:07,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:06:07,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:06:07,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:06:07,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:06:07,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:06:07,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:06:07,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:06:07,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:06:07,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:06:07,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:06:07,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:06:07,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:06:07,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:06:07,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:06:07,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:06:07,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:06:07,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:06:07,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:06:07,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:06:07,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:06:07,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:06:07,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:06:07,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:06:07,839 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 14:06:07,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:06:07,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:06:07,862 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:06:07,862 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:06:07,863 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:06:07,863 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:06:07,863 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:06:07,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:06:07,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:06:07,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:06:07,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:06:07,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:06:07,865 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:06:07,865 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:06:07,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:06:07,866 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:06:07,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:06:07,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:06:07,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:06:07,867 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:06:07,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:06:07,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:06:07,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:06:07,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:06:07,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:06:07,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:06:07,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:06:07,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:06:07,869 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 -> 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 [2019-09-20 14:06:07,912 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:06:07,923 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:06:07,927 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:06:07,928 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:06:07,928 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:06:07,929 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/lcm1.c [2019-09-20 14:06:07,982 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/456d98aff/b115a5e2cbbc44888a5e3844ef432dc1/FLAG25ed7e89d [2019-09-20 14:06:08,342 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:06:08,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/lcm1.c [2019-09-20 14:06:08,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/456d98aff/b115a5e2cbbc44888a5e3844ef432dc1/FLAG25ed7e89d [2019-09-20 14:06:08,733 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/456d98aff/b115a5e2cbbc44888a5e3844ef432dc1 [2019-09-20 14:06:08,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:06:08,743 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:06:08,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:06:08,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:06:08,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:06:08,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:06:08" (1/1) ... [2019-09-20 14:06:08,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d103464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:08, skipping insertion in model container [2019-09-20 14:06:08,751 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:06:08" (1/1) ... [2019-09-20 14:06:08,758 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:06:08,780 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:06:09,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:06:09,015 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:06:09,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:06:09,047 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:06:09,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:09 WrapperNode [2019-09-20 14:06:09,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:06:09,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:06:09,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:06:09,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:06:09,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:09" (1/1) ... [2019-09-20 14:06:09,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:09" (1/1) ... [2019-09-20 14:06:09,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:09" (1/1) ... [2019-09-20 14:06:09,150 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:09" (1/1) ... [2019-09-20 14:06:09,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:09" (1/1) ... [2019-09-20 14:06:09,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:09" (1/1) ... [2019-09-20 14:06:09,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:09" (1/1) ... [2019-09-20 14:06:09,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:06:09,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:06:09,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:06:09,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:06:09,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:09" (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 14:06:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:06:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:06:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 14:06:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:06:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:06:09,228 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:06:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 14:06:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 14:06:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:06:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:06:09,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:06:09,489 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:06:09,489 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 14:06:09,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:06:09 BoogieIcfgContainer [2019-09-20 14:06:09,491 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:06:09,491 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:06:09,492 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:06:09,492 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:06:09,498 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:06:09" (1/1) ... [2019-09-20 14:06:09,502 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 14:06:09,534 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:06:09,534 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:06:09,545 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:06:09,555 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:06:09,557 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:06:09,627 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 14:06:18,843 WARN L191 SmtUtils]: Spent 9.06 s on a formula simplification. DAG size of input: 31 DAG size of output: 21 [2019-09-20 14:06:19,025 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 30 [2019-09-20 14:06:21,349 WARN L191 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 41 DAG size of output: 32 [2019-09-20 14:06:25,563 WARN L191 SmtUtils]: Spent 4.17 s on a formula simplification. DAG size of input: 44 DAG size of output: 40 [2019-09-20 14:06:29,684 WARN L191 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 14:06:31,410 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 14:06:34,141 WARN L191 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 14:06:34,280 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-20 14:06:34,283 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 14:06:34,283 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 14:06:34,286 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 214#false [2019-09-20 14:06:34,293 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 14:06:34,293 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 14:06:34,295 INFO L168 Benchmark]: Toolchain (without parser) took 25552.09 ms. Allocated memory was 140.0 MB in the beginning and 261.6 MB in the end (delta: 121.6 MB). Free memory was 88.1 MB in the beginning and 187.0 MB in the end (delta: -99.0 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-20 14:06:34,296 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 14:06:34,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 304.72 ms. Allocated memory is still 140.0 MB. Free memory was 87.9 MB in the beginning and 78.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-20 14:06:34,298 INFO L168 Benchmark]: Boogie Preprocessor took 114.72 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 78.1 MB in the beginning and 177.3 MB in the end (delta: -99.2 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-09-20 14:06:34,298 INFO L168 Benchmark]: RCFGBuilder took 327.87 ms. Allocated memory is still 199.8 MB. Free memory was 177.3 MB in the beginning and 163.2 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2019-09-20 14:06:34,299 INFO L168 Benchmark]: Sifa took 24801.81 ms. Allocated memory was 199.8 MB in the beginning and 261.6 MB in the end (delta: 61.9 MB). Free memory was 163.2 MB in the beginning and 187.0 MB in the end (delta: -23.8 MB). Peak memory consumption was 38.1 MB. Max. memory is 7.1 GB. [2019-09-20 14:06:34,303 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 140.0 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 304.72 ms. Allocated memory is still 140.0 MB. Free memory was 87.9 MB in the beginning and 78.1 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.72 ms. Allocated memory was 140.0 MB in the beginning and 199.8 MB in the end (delta: 59.8 MB). Free memory was 78.1 MB in the beginning and 177.3 MB in the end (delta: -99.2 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 327.87 ms. Allocated memory is still 199.8 MB. Free memory was 177.3 MB in the beginning and 163.2 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * Sifa took 24801.81 ms. Allocated memory was 199.8 MB in the beginning and 261.6 MB in the end (delta: 61.9 MB). Free memory was 163.2 MB in the beginning and 187.0 MB in the end (delta: -23.8 MB). Peak memory consumption was 38.1 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]: 24753, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 116, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 73, TOOLS_POST_TIME[ms]: 61, TOOLS_POST_CALL_APPLICATIONS: 30, TOOLS_POST_CALL_TIME[ms]: 294, TOOLS_POST_RETURN_APPLICATIONS: 24, TOOLS_POST_RETURN_TIME[ms]: 42, TOOLS_QUANTIFIERELIM_APPLICATIONS: 127, TOOLS_QUANTIFIERELIM_TIME[ms]: 346, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 33, FLUID_QUERY_TIME[ms]: 7, FLUID_QUERIES: 125, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 36, DOMAIN_JOIN_TIME[ms]: 19680, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 4492, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 20, DOMAIN_ISBOTTOM_APPLICATIONS: 21, DOMAIN_ISBOTTOM_TIME[ms]: 35, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16455, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16454, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 24, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 64, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 64, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 263, DAG_COMPRESSION_RETAINED_NODES: 110 - PositiveResult [Line: 12]: 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...