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/nla-digbench/fermat2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 11:28:32,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 11:28:32,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 11:28:32,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 11:28:32,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 11:28:32,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 11:28:32,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 11:28:32,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 11:28:32,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 11:28:32,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 11:28:32,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 11:28:32,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 11:28:32,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 11:28:32,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 11:28:32,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 11:28:32,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 11:28:32,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 11:28:32,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 11:28:32,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 11:28:32,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 11:28:32,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 11:28:32,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 11:28:32,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 11:28:32,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 11:28:32,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 11:28:32,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 11:28:32,153 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 11:28:32,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 11:28:32,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 11:28:32,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 11:28:32,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 11:28:32,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 11:28:32,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 11:28:32,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 11:28:32,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 11:28:32,161 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 11:28:32,162 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 11:28:32,162 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 11:28:32,162 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 11:28:32,163 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 11:28:32,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 11:28:32,165 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 [2019-09-18 11:28:32,179 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 11:28:32,179 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 11:28:32,180 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 11:28:32,180 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 11:28:32,181 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 11:28:32,181 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 11:28:32,181 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 11:28:32,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 11:28:32,181 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 11:28:32,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 11:28:32,182 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 11:28:32,182 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 11:28:32,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 11:28:32,182 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 11:28:32,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 11:28:32,183 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 11:28:32,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 11:28:32,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 11:28:32,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 11:28:32,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 11:28:32,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 11:28:32,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 11:28:32,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 11:28:32,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 11:28:32,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 11:28:32,185 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 11:28:32,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 11:28:32,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 11:28:32,185 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 [2019-09-18 11:28:32,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 11:28:32,244 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 11:28:32,250 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 11:28:32,251 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 11:28:32,252 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 11:28:32,252 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/fermat2.c [2019-09-18 11:28:32,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4707a703e/f2e8244fabba4df0862ee2b2f38fbe35/FLAG98df4945b [2019-09-18 11:28:32,750 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 11:28:32,752 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/fermat2.c [2019-09-18 11:28:32,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4707a703e/f2e8244fabba4df0862ee2b2f38fbe35/FLAG98df4945b [2019-09-18 11:28:33,139 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4707a703e/f2e8244fabba4df0862ee2b2f38fbe35 [2019-09-18 11:28:33,152 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 11:28:33,153 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 11:28:33,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 11:28:33,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 11:28:33,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 11:28:33,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:28:33" (1/1) ... [2019-09-18 11:28:33,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38cfb177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:28:33, skipping insertion in model container [2019-09-18 11:28:33,160 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:28:33" (1/1) ... [2019-09-18 11:28:33,167 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 11:28:33,184 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 11:28:33,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:28:33,353 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 11:28:33,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 11:28:33,391 INFO L192 MainTranslator]: Completed translation [2019-09-18 11:28:33,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:28:33 WrapperNode [2019-09-18 11:28:33,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 11:28:33,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 11:28:33,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 11:28:33,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 11:28:33,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:28:33" (1/1) ... [2019-09-18 11:28:33,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:28:33" (1/1) ... [2019-09-18 11:28:33,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:28:33" (1/1) ... [2019-09-18 11:28:33,502 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:28:33" (1/1) ... [2019-09-18 11:28:33,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:28:33" (1/1) ... [2019-09-18 11:28:33,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:28:33" (1/1) ... [2019-09-18 11:28:33,518 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:28:33" (1/1) ... [2019-09-18 11:28:33,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 11:28:33,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 11:28:33,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 11:28:33,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 11:28:33,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:28:33" (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 [2019-09-18 11:28:33,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 11:28:33,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 11:28:33,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-18 11:28:33,576 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 11:28:33,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 11:28:33,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-18 11:28:33,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 11:28:33,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 11:28:33,577 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 11:28:33,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 11:28:33,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 11:28:33,811 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 11:28:33,812 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-18 11:28:33,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:28:33 BoogieIcfgContainer [2019-09-18 11:28:33,814 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 11:28:33,814 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 11:28:33,814 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 11:28:33,815 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 11:28:33,816 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:28:33" (1/1) ... [2019-09-18 11:28:33,817 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 [2019-09-18 11:28:33,867 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 11:28:33,870 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 11:28:33,885 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 11:28:33,897 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 11:28:33,899 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 11:28:33,948 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-18 11:28:34,687 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 40 [2019-09-18 11:28:37,002 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2019-09-18 11:28:37,124 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-09-18 11:28:39,398 WARN L191 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 70 DAG size of output: 59 [2019-09-18 11:28:39,603 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 11:28:48,762 WARN L191 SmtUtils]: Spent 9.14 s on a formula simplification. DAG size of input: 109 DAG size of output: 94 [2019-09-18 11:28:51,338 WARN L191 SmtUtils]: Spent 2.57 s on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 11:29:19,790 WARN L191 SmtUtils]: Spent 28.43 s on a formula simplification. DAG size of input: 100 DAG size of output: 66 [2019-09-18 11:29:35,785 WARN L191 SmtUtils]: Spent 15.99 s on a formula simplification that was a NOOP. DAG size: 66 [2019-09-18 11:29:48,950 WARN L191 SmtUtils]: Spent 13.16 s on a formula simplification. DAG size of input: 84 DAG size of output: 80 [2019-09-18 11:29:49,452 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-18 11:29:49,471 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 11:29:49,471 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 11:29:49,474 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 113#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-18 11:29:49,484 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 11:29:49,484 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 11:29:49,485 INFO L168 Benchmark]: Toolchain (without parser) took 76332.34 ms. Allocated memory was 141.6 MB in the beginning and 255.3 MB in the end (delta: 113.8 MB). Free memory was 89.1 MB in the beginning and 230.1 MB in the end (delta: -141.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 11:29:49,486 INFO L168 Benchmark]: CDTParser took 1.40 ms. Allocated memory is still 141.6 MB. Free memory was 107.7 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 11:29:49,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 238.04 ms. Allocated memory is still 141.6 MB. Free memory was 88.9 MB in the beginning and 79.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-18 11:29:49,488 INFO L168 Benchmark]: Boogie Preprocessor took 127.67 ms. Allocated memory was 141.6 MB in the beginning and 201.9 MB in the end (delta: 60.3 MB). Free memory was 79.2 MB in the beginning and 178.9 MB in the end (delta: -99.7 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. [2019-09-18 11:29:49,489 INFO L168 Benchmark]: RCFGBuilder took 293.52 ms. Allocated memory is still 201.9 MB. Free memory was 178.9 MB in the beginning and 165.9 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. [2019-09-18 11:29:49,490 INFO L168 Benchmark]: Sifa took 75669.87 ms. Allocated memory was 201.9 MB in the beginning and 255.3 MB in the end (delta: 53.5 MB). Free memory was 165.9 MB in the beginning and 230.1 MB in the end (delta: -64.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 11:29:49,494 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 ms. Allocated memory is still 141.6 MB. Free memory was 107.7 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 238.04 ms. Allocated memory is still 141.6 MB. Free memory was 88.9 MB in the beginning and 79.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.67 ms. Allocated memory was 141.6 MB in the beginning and 201.9 MB in the end (delta: 60.3 MB). Free memory was 79.2 MB in the beginning and 178.9 MB in the end (delta: -99.7 MB). Peak memory consumption was 11.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 293.52 ms. Allocated memory is still 201.9 MB. Free memory was 178.9 MB in the beginning and 165.9 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 7.1 GB. * Sifa took 75669.87 ms. Allocated memory was 201.9 MB in the beginning and 255.3 MB in the end (delta: 53.5 MB). Free memory was 165.9 MB in the beginning and 230.1 MB in the end (delta: -64.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 75607, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 73, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 59, TOOLS_POST_TIME[ms]: 47, TOOLS_POST_CALL_APPLICATIONS: 9, TOOLS_POST_CALL_TIME[ms]: 165, TOOLS_POST_RETURN_APPLICATIONS: 6, TOOLS_POST_RETURN_TIME[ms]: 24, TOOLS_QUANTIFIERELIM_APPLICATIONS: 74, TOOLS_QUANTIFIERELIM_TIME[ms]: 196, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 37, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 76, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 15, DOMAIN_JOIN_TIME[ms]: 59604, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 15638, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 8, DOMAIN_ISBOTTOM_TIME[ms]: 14, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 75041, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 75040, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 6, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 65, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 64, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 22, DAG_COMPRESSION_PROCESSED_NODES: 144, DAG_COMPRESSION_RETAINED_NODES: 72 - UnprovableResult [Line: 9]: 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 113#(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...