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/prod4br.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 15:54:00,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 15:54:00,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 15:54:00,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 15:54:00,112 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 15:54:00,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 15:54:00,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 15:54:00,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 15:54:00,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 15:54:00,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 15:54:00,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 15:54:00,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 15:54:00,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 15:54:00,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 15:54:00,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 15:54:00,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 15:54:00,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 15:54:00,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 15:54:00,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 15:54:00,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 15:54:00,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 15:54:00,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 15:54:00,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 15:54:00,137 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 15:54:00,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 15:54:00,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 15:54:00,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 15:54:00,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 15:54:00,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 15:54:00,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 15:54:00,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 15:54:00,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 15:54:00,145 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 15:54:00,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 15:54:00,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 15:54:00,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 15:54:00,148 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 15:54:00,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 15:54:00,149 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 15:54:00,150 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 15:54:00,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 15:54:00,152 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 15:54:00,168 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 15:54:00,169 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 15:54:00,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 15:54:00,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 15:54:00,170 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 15:54:00,171 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 15:54:00,171 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 15:54:00,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 15:54:00,171 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 15:54:00,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 15:54:00,172 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 15:54:00,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 15:54:00,172 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 15:54:00,172 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 15:54:00,172 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 15:54:00,173 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 15:54:00,173 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 15:54:00,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 15:54:00,173 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 15:54:00,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 15:54:00,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 15:54:00,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 15:54:00,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 15:54:00,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 15:54:00,174 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 15:54:00,175 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 15:54:00,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 15:54:00,175 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 15:54:00,175 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 15:54:00,211 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 15:54:00,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 15:54:00,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 15:54:00,229 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 15:54:00,229 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 15:54:00,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/prod4br.c [2019-09-17 15:54:00,292 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/578efb82a/d44496252810407c99edf438e1966aaf/FLAG6701e6562 [2019-09-17 15:54:00,728 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 15:54:00,729 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/prod4br.c [2019-09-17 15:54:00,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/578efb82a/d44496252810407c99edf438e1966aaf/FLAG6701e6562 [2019-09-17 15:54:01,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/578efb82a/d44496252810407c99edf438e1966aaf [2019-09-17 15:54:01,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 15:54:01,089 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 15:54:01,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 15:54:01,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 15:54:01,093 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 15:54:01,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:54:01" (1/1) ... [2019-09-17 15:54:01,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc35351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:54:01, skipping insertion in model container [2019-09-17 15:54:01,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 03:54:01" (1/1) ... [2019-09-17 15:54:01,104 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 15:54:01,122 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 15:54:01,304 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 15:54:01,309 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 15:54:01,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 15:54:01,345 INFO L192 MainTranslator]: Completed translation [2019-09-17 15:54:01,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:54:01 WrapperNode [2019-09-17 15:54:01,346 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 15:54:01,347 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 15:54:01,347 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 15:54:01,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 15:54:01,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:54:01" (1/1) ... [2019-09-17 15:54:01,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:54:01" (1/1) ... [2019-09-17 15:54:01,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:54:01" (1/1) ... [2019-09-17 15:54:01,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:54:01" (1/1) ... [2019-09-17 15:54:01,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:54:01" (1/1) ... [2019-09-17 15:54:01,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:54:01" (1/1) ... [2019-09-17 15:54:01,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:54:01" (1/1) ... [2019-09-17 15:54:01,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 15:54:01,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 15:54:01,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 15:54:01,472 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 15:54:01,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 03:54:01" (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 15:54:01,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 15:54:01,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 15:54:01,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 15:54:01,537 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 15:54:01,537 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 15:54:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 15:54:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-17 15:54:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 15:54:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 15:54:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 15:54:01,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 15:54:01,935 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 15:54:01,936 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-17 15:54:01,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:54:01 BoogieIcfgContainer [2019-09-17 15:54:01,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 15:54:01,938 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 15:54:01,938 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 15:54:01,938 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 15:54:01,939 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 03:54:01" (1/1) ... [2019-09-17 15:54:01,940 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 15:54:01,983 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 15:54:01,983 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 15:54:01,989 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 15:54:01,997 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 15:54:01,999 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 15:54:02,068 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-17 15:54:02,751 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 57 [2019-09-17 15:54:02,866 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-17 15:54:03,318 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 57 [2019-09-17 15:54:03,740 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2019-09-17 15:54:03,857 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-17 15:54:04,132 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 59 [2019-09-17 15:54:06,100 WARN L191 SmtUtils]: Spent 815.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 64 [2019-09-17 15:54:06,327 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-17 15:54:06,557 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-17 15:54:07,195 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-17 15:54:07,233 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 15:54:07,234 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 15:54:07,236 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1047#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-17 15:54:07,256 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 15:54:07,257 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 15:54:07,261 INFO L168 Benchmark]: Toolchain (without parser) took 6170.30 ms. Allocated memory was 132.6 MB in the beginning and 321.4 MB in the end (delta: 188.7 MB). Free memory was 88.6 MB in the beginning and 112.9 MB in the end (delta: -24.3 MB). Peak memory consumption was 164.5 MB. Max. memory is 7.1 GB. [2019-09-17 15:54:07,265 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 15:54:07,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.84 ms. Allocated memory is still 132.6 MB. Free memory was 88.4 MB in the beginning and 78.5 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-09-17 15:54:07,267 INFO L168 Benchmark]: Boogie Preprocessor took 124.37 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 78.5 MB in the beginning and 176.2 MB in the end (delta: -97.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-17 15:54:07,268 INFO L168 Benchmark]: RCFGBuilder took 465.76 ms. Allocated memory is still 199.8 MB. Free memory was 176.2 MB in the beginning and 156.7 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2019-09-17 15:54:07,274 INFO L168 Benchmark]: Sifa took 5319.38 ms. Allocated memory was 199.8 MB in the beginning and 321.4 MB in the end (delta: 121.6 MB). Free memory was 156.0 MB in the beginning and 112.9 MB in the end (delta: 43.1 MB). Peak memory consumption was 164.8 MB. Max. memory is 7.1 GB. [2019-09-17 15:54:07,286 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 256.84 ms. Allocated memory is still 132.6 MB. Free memory was 88.4 MB in the beginning and 78.5 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 124.37 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 78.5 MB in the beginning and 176.2 MB in the end (delta: -97.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 465.76 ms. Allocated memory is still 199.8 MB. Free memory was 176.2 MB in the beginning and 156.7 MB in the end (delta: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. * Sifa took 5319.38 ms. Allocated memory was 199.8 MB in the beginning and 321.4 MB in the end (delta: 121.6 MB). Free memory was 156.0 MB in the beginning and 112.9 MB in the end (delta: 43.1 MB). Peak memory consumption was 164.8 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]: 5254, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 36, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 23, TOOLS_POST_TIME[ms]: 694, TOOLS_POST_CALL_APPLICATIONS: 11, TOOLS_POST_CALL_TIME[ms]: 88, TOOLS_POST_RETURN_APPLICATIONS: 7, TOOLS_POST_RETURN_TIME[ms]: 14, TOOLS_QUANTIFIERELIM_APPLICATIONS: 41, TOOLS_QUANTIFIERELIM_TIME[ms]: 767, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 256, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 40, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 12, DOMAIN_JOIN_TIME[ms]: 1582, DOMAIN_ALPHA_APPLICATIONS: 4, DOMAIN_ALPHA_TIME[ms]: 1913, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 868, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 5, DOMAIN_ISBOTTOM_TIME[ms]: 12, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4828, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4828, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 7, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 110, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 109, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 17, DAG_COMPRESSION_PROCESSED_NODES: 72, DAG_COMPRESSION_RETAINED_NODES: 40 - 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 1047#(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...