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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/nested9.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:23:33,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:23:33,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:23:33,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:23:33,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:23:33,675 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:23:33,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:23:33,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:23:33,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:23:33,692 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:23:33,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:23:33,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:23:33,695 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:23:33,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:23:33,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:23:33,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:23:33,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:23:33,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:23:33,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:23:33,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:23:33,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:23:33,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:23:33,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:23:33,718 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:23:33,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:23:33,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:23:33,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:23:33,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:23:33,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:23:33,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:23:33,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:23:33,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:23:33,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:23:33,731 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:23:33,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:23:33,733 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:23:33,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:23:33,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:23:33,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:23:33,736 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:23:33,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:23:33,740 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 19:23:33,762 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:23:33,762 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:23:33,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:23:33,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:23:33,765 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:23:33,765 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:23:33,766 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:23:33,766 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:23:33,766 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:23:33,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:23:33,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:23:33,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:23:33,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:23:33,768 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:23:33,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:23:33,769 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:23:33,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:23:33,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:23:33,769 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:23:33,770 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:23:33,770 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:23:33,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:23:33,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:23:33,771 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:23:33,771 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:23:33,771 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:23:33,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:23:33,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:23:33,772 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 -> SingleStatement 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 19:23:33,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:23:33,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:23:33,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:23:33,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:23:33,862 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:23:33,862 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/nested9.i [2019-09-20 19:23:33,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51ae52a0e/c61e189d145c4f68846696b3b11432ae/FLAG9a746245b [2019-09-20 19:23:34,387 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:23:34,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/nested9.i [2019-09-20 19:23:34,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51ae52a0e/c61e189d145c4f68846696b3b11432ae/FLAG9a746245b [2019-09-20 19:23:34,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51ae52a0e/c61e189d145c4f68846696b3b11432ae [2019-09-20 19:23:34,788 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:23:34,790 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:23:34,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:23:34,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:23:34,793 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:23:34,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:23:34" (1/1) ... [2019-09-20 19:23:34,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@184d652c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:34, skipping insertion in model container [2019-09-20 19:23:34,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:23:34" (1/1) ... [2019-09-20 19:23:34,805 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:23:34,823 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:23:34,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:23:34,978 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:23:34,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:23:35,009 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:23:35,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:35 WrapperNode [2019-09-20 19:23:35,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:23:35,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:23:35,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:23:35,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:23:35,109 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:35" (1/1) ... [2019-09-20 19:23:35,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:35" (1/1) ... [2019-09-20 19:23:35,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:35" (1/1) ... [2019-09-20 19:23:35,115 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:35" (1/1) ... [2019-09-20 19:23:35,127 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:35" (1/1) ... [2019-09-20 19:23:35,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:35" (1/1) ... [2019-09-20 19:23:35,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:35" (1/1) ... [2019-09-20 19:23:35,146 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:23:35,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:23:35,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:23:35,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:23:35,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:23:35" (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 19:23:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:23:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:23:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 19:23:35,205 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:23:35,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:23:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 19:23:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 19:23:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:23:35,206 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:23:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:23:35,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:23:35,517 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:23:35,518 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 19:23:35,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:23:35 BoogieIcfgContainer [2019-09-20 19:23:35,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:23:35,522 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:23:35,522 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:23:35,523 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:23:35,524 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:23:35" (1/1) ... [2019-09-20 19:23:35,525 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 19:23:35,563 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:23:35,564 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:23:35,577 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:23:35,587 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:23:35,588 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:23:35,681 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 3 for LOIs [2019-09-20 19:23:35,867 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 21 [2019-09-20 19:23:36,103 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2019-09-20 19:23:36,421 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 19:23:36,641 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 36 [2019-09-20 19:23:36,821 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 26 [2019-09-20 19:23:37,216 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 31 [2019-09-20 19:23:37,529 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2019-09-20 19:23:38,689 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-20 19:23:40,104 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-20 19:23:40,136 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 19:23:40,146 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:23:40,146 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:23:40,149 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 424#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 19:23:40,163 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 19:23:40,163 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:23:40,165 INFO L168 Benchmark]: Toolchain (without parser) took 5375.01 ms. Allocated memory was 133.7 MB in the beginning and 303.6 MB in the end (delta: 169.9 MB). Free memory was 89.7 MB in the beginning and 226.2 MB in the end (delta: -136.5 MB). Peak memory consumption was 33.4 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:40,166 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:23:40,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 219.40 ms. Allocated memory is still 133.7 MB. Free memory was 89.5 MB in the beginning and 79.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:40,168 INFO L168 Benchmark]: Boogie Preprocessor took 135.99 ms. Allocated memory was 133.7 MB in the beginning and 198.7 MB in the end (delta: 65.0 MB). Free memory was 79.9 MB in the beginning and 175.2 MB in the end (delta: -95.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:40,169 INFO L168 Benchmark]: RCFGBuilder took 373.26 ms. Allocated memory is still 198.7 MB. Free memory was 174.6 MB in the beginning and 159.2 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:40,170 INFO L168 Benchmark]: Sifa took 4641.07 ms. Allocated memory was 198.7 MB in the beginning and 303.6 MB in the end (delta: 104.9 MB). Free memory was 159.2 MB in the beginning and 226.2 MB in the end (delta: -67.0 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. [2019-09-20 19:23:40,174 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 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 219.40 ms. Allocated memory is still 133.7 MB. Free memory was 89.5 MB in the beginning and 79.9 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 135.99 ms. Allocated memory was 133.7 MB in the beginning and 198.7 MB in the end (delta: 65.0 MB). Free memory was 79.9 MB in the beginning and 175.2 MB in the end (delta: -95.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 373.26 ms. Allocated memory is still 198.7 MB. Free memory was 174.6 MB in the beginning and 159.2 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. * Sifa took 4641.07 ms. Allocated memory was 198.7 MB in the beginning and 303.6 MB in the end (delta: 104.9 MB). Free memory was 159.2 MB in the beginning and 226.2 MB in the end (delta: -67.0 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 4586, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 245, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 204, TOOLS_POST_TIME[ms]: 128, TOOLS_POST_CALL_APPLICATIONS: 29, TOOLS_POST_CALL_TIME[ms]: 213, TOOLS_POST_RETURN_APPLICATIONS: 27, TOOLS_POST_RETURN_TIME[ms]: 46, TOOLS_QUANTIFIERELIM_APPLICATIONS: 260, TOOLS_QUANTIFIERELIM_TIME[ms]: 303, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 271, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 56, DOMAIN_JOIN_TIME[ms]: 2422, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 16, DOMAIN_WIDEN_TIME[ms]: 1565, DOMAIN_ISSUBSETEQ_APPLICATIONS: 26, DOMAIN_ISSUBSETEQ_TIME[ms]: 37, DOMAIN_ISBOTTOM_APPLICATIONS: 20, DOMAIN_ISBOTTOM_TIME[ms]: 35, LOOP_SUMMARIZER_APPLICATIONS: 10, LOOP_SUMMARIZER_CACHE_MISSES: 10, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4341, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4341, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 26, CALL_SUMMARIZER_APPLICATIONS: 27, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 66, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 66, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 354, DAG_COMPRESSION_RETAINED_NODES: 132 - UnprovableResult [Line: 5]: 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 424#(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...