java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/nla-digbench/lcm2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 15:53:13,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 15:53:13,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 15:53:13,755 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 15:53:13,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 15:53:13,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 15:53:13,759 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 15:53:13,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 15:53:13,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 15:53:13,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 15:53:13,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 15:53:13,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 15:53:13,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 15:53:13,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 15:53:13,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 15:53:13,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 15:53:13,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 15:53:13,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 15:53:13,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 15:53:13,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 15:53:13,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 15:53:13,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 15:53:13,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 15:53:13,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 15:53:13,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 15:53:13,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 15:53:13,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 15:53:13,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 15:53:13,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 15:53:13,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 15:53:13,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 15:53:13,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 15:53:13,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 15:53:13,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 15:53:13,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 15:53:13,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 15:53:13,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 15:53:13,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 15:53:13,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 15:53:13,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 15:53:13,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 15:53:13,822 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 [2019-09-17 15:53:13,859 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 15:53:13,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 15:53:13,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 15:53:13,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 15:53:13,864 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 15:53:13,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 15:53:13,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 15:53:13,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 15:53:13,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 15:53:13,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 15:53:13,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 15:53:13,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 15:53:13,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 15:53:13,869 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 15:53:13,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 15:53:13,870 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 15:53:13,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 15:53:13,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 15:53:13,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 15:53:13,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 15:53:13,871 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 15:53:13,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 15:53:13,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 15:53:13,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 15:53:13,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 15:53:13,872 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 15:53:13,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 15:53:13,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 15:53:13,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 15:53:13,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 15:53:13,945 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 15:53:13,950 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 15:53:13,952 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 15:53:13,952 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 15:53:13,953 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/lcm2.c [2019-09-17 15:53:14,009 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/463f434ec/840ff9dcca764e54abb7bfd6298f3508/FLAG22dda3a53 [2019-09-17 15:53:14,377 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 15:53:14,377 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/lcm2.c [2019-09-17 15:53:14,385 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/463f434ec/840ff9dcca764e54abb7bfd6298f3508/FLAG22dda3a53 [2019-09-17 15:53:14,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/463f434ec/840ff9dcca764e54abb7bfd6298f3508 [2019-09-17 15:53:14,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 15:53:14,763 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 15:53:14,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 15:53:14,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 15:53:14,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 15:53:14,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:53:14" (1/1) ... [2019-09-17 15:53:14,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@beca4ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:53:14, skipping insertion in model container [2019-09-17 15:53:14,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:53:14" (1/1) ... [2019-09-17 15:53:14,780 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 15:53:14,797 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 15:53:14,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 15:53:14,971 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 15:53:14,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 15:53:15,007 INFO L192 MainTranslator]: Completed translation [2019-09-17 15:53:15,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:53:15 WrapperNode [2019-09-17 15:53:15,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 15:53:15,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 15:53:15,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 15:53:15,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 15:53:15,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:53:15" (1/1) ... [2019-09-17 15:53:15,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:53:15" (1/1) ... [2019-09-17 15:53:15,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:53:15" (1/1) ... [2019-09-17 15:53:15,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:53:15" (1/1) ... [2019-09-17 15:53:15,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:53:15" (1/1) ... [2019-09-17 15:53:15,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:53:15" (1/1) ... [2019-09-17 15:53:15,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:53:15" (1/1) ... [2019-09-17 15:53:15,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 15:53:15,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 15:53:15,155 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 15:53:15,155 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 15:53:15,156 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:53:15" (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 [2019-09-17 15:53:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 15:53:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 15:53:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 15:53:15,212 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 15:53:15,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 15:53:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 15:53:15,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-17 15:53:15,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 15:53:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 15:53:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 15:53:15,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 15:53:15,452 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 15:53:15,453 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-17 15:53:15,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:53:15 BoogieIcfgContainer [2019-09-17 15:53:15,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 15:53:15,455 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 15:53:15,455 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 15:53:15,456 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 15:53:15,457 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:53:15" (1/1) ... [2019-09-17 15:53:15,457 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 15:53:15,484 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 15:53:15,484 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 15:53:15,495 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 15:53:15,513 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 15:53:15,514 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 15:53:15,587 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-17 15:53:20,229 WARN L191 SmtUtils]: Spent 4.48 s on a formula simplification. DAG size of input: 51 DAG size of output: 37 [2019-09-17 15:53:22,163 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 37 [2019-09-17 15:55:09,246 WARN L191 SmtUtils]: Spent 1.78 m on a formula simplification. DAG size of input: 61 DAG size of output: 43 [2019-09-17 15:56:00,256 WARN L191 SmtUtils]: Spent 51.01 s on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2019-09-17 15:56:25,463 WARN L191 SmtUtils]: Spent 25.21 s on a formula simplification that was a NOOP. DAG size: 46 [2019-09-17 15:57:18,761 WARN L191 SmtUtils]: Spent 53.28 s on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-09-17 16:00:48,543 WARN L191 SmtUtils]: Spent 3.49 m on a formula simplification. DAG size of input: 127 DAG size of output: 101 [2019-09-17 16:01:53,128 WARN L191 SmtUtils]: Spent 1.08 m on a formula simplification that was a NOOP. DAG size: 101 [2019-09-17 16:03:16,333 WARN L191 SmtUtils]: Spent 1.39 m on a formula simplification that was a NOOP. DAG size: 104 [2019-09-17 16:03:20,573 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 51 [2019-09-17 16:03:20,775 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-17 16:03:20,875 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-17 16:03:20,908 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 16:03:20,908 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 16:03:20,911 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 90#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-17 16:03:20,927 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 16:03:20,928 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 16:03:20,929 INFO L168 Benchmark]: Toolchain (without parser) took 606165.92 ms. Allocated memory was 130.5 MB in the beginning and 272.1 MB in the end (delta: 141.6 MB). Free memory was 86.6 MB in the beginning and 129.4 MB in the end (delta: -42.7 MB). Peak memory consumption was 98.8 MB. Max. memory is 7.1 GB. [2019-09-17 16:03:20,930 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 16:03:20,931 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.50 ms. Allocated memory is still 130.5 MB. Free memory was 86.4 MB in the beginning and 76.8 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-09-17 16:03:20,932 INFO L168 Benchmark]: Boogie Preprocessor took 142.71 ms. Allocated memory was 130.5 MB in the beginning and 196.1 MB in the end (delta: 65.5 MB). Free memory was 76.8 MB in the beginning and 172.5 MB in the end (delta: -95.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-09-17 16:03:20,933 INFO L168 Benchmark]: RCFGBuilder took 300.42 ms. Allocated memory is still 196.1 MB. Free memory was 172.5 MB in the beginning and 158.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. [2019-09-17 16:03:20,935 INFO L168 Benchmark]: Sifa took 605472.45 ms. Allocated memory was 196.1 MB in the beginning and 272.1 MB in the end (delta: 76.0 MB). Free memory was 158.3 MB in the beginning and 129.4 MB in the end (delta: 28.9 MB). Peak memory consumption was 105.0 MB. Max. memory is 7.1 GB. [2019-09-17 16:03:20,938 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 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 244.50 ms. Allocated memory is still 130.5 MB. Free memory was 86.4 MB in the beginning and 76.8 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 142.71 ms. Allocated memory was 130.5 MB in the beginning and 196.1 MB in the end (delta: 65.5 MB). Free memory was 76.8 MB in the beginning and 172.5 MB in the end (delta: -95.7 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 300.42 ms. Allocated memory is still 196.1 MB. Free memory was 172.5 MB in the beginning and 158.3 MB in the end (delta: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 7.1 GB. * Sifa took 605472.45 ms. Allocated memory was 196.1 MB in the beginning and 272.1 MB in the end (delta: 76.0 MB). Free memory was 158.3 MB in the beginning and 129.4 MB in the end (delta: 28.9 MB). Peak memory consumption was 105.0 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]: 605427, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 28, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 19, TOOLS_POST_TIME[ms]: 89, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 322, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 12, TOOLS_QUANTIFIERELIM_APPLICATIONS: 30, TOOLS_QUANTIFIERELIM_TIME[ms]: 401, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 252, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 30, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 9, DOMAIN_JOIN_TIME[ms]: 470929, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 129511, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 4457, DOMAIN_ISBOTTOM_APPLICATIONS: 4, DOMAIN_ISBOTTOM_TIME[ms]: 5, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 605075, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 605074, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 92, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 92, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 18, DAG_COMPRESSION_PROCESSED_NODES: 69, DAG_COMPRESSION_RETAINED_NODES: 38 - UnprovableResult [Line: 8]: 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 90#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...