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 IntervalDomain --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/ldv-regression/test27-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 09:51:16,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 09:51:16,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 09:51:16,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 09:51:16,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 09:51:16,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 09:51:16,101 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 09:51:16,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 09:51:16,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 09:51:16,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 09:51:16,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 09:51:16,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 09:51:16,108 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 09:51:16,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 09:51:16,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 09:51:16,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 09:51:16,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 09:51:16,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 09:51:16,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 09:51:16,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 09:51:16,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 09:51:16,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 09:51:16,120 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 09:51:16,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 09:51:16,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-17 09:51:16,127 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 09:51:16,127 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 09:51:16,128 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 09:51:16,129 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 09:51:16,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 09:51:16,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 09:51:16,131 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 09:51:16,131 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 09:51:16,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 09:51:16,132 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 09:51:16,133 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 09:51:16,134 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 09:51:16,148 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 09:51:16,148 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 09:51:16,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 09:51:16,150 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 09:51:16,150 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 09:51:16,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 09:51:16,150 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 09:51:16,151 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 09:51:16,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 09:51:16,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 09:51:16,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 09:51:16,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 09:51:16,151 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 09:51:16,152 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 09:51:16,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 09:51:16,152 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 09:51:16,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 09:51:16,152 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 09:51:16,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 09:51:16,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 09:51:16,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 09:51:16,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 09:51:16,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 09:51:16,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 09:51:16,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 09:51:16,154 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 09:51:16,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 09:51:16,154 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 09:51:16,155 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 09:51:16,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 09:51:16,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 09:51:16,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 09:51:16,203 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 09:51:16,204 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 09:51:16,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test27-1.c [2019-09-17 09:51:16,266 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/078db8aad/315fe67c7a3d4f4f8a4a05e2fa632e2e/FLAGae653e6e9 [2019-09-17 09:51:16,657 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 09:51:16,659 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test27-1.c [2019-09-17 09:51:16,667 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/078db8aad/315fe67c7a3d4f4f8a4a05e2fa632e2e/FLAGae653e6e9 [2019-09-17 09:51:17,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/078db8aad/315fe67c7a3d4f4f8a4a05e2fa632e2e [2019-09-17 09:51:17,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 09:51:17,103 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 09:51:17,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 09:51:17,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 09:51:17,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 09:51:17,109 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 09:51:17" (1/1) ... [2019-09-17 09:51:17,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b56ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:51:17, skipping insertion in model container [2019-09-17 09:51:17,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 09:51:17" (1/1) ... [2019-09-17 09:51:17,120 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 09:51:17,142 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 09:51:17,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 09:51:17,382 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 09:51:17,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 09:51:17,508 INFO L192 MainTranslator]: Completed translation [2019-09-17 09:51:17,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:51:17 WrapperNode [2019-09-17 09:51:17,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 09:51:17,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 09:51:17,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 09:51:17,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 09:51:17,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:51:17" (1/1) ... [2019-09-17 09:51:17,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:51:17" (1/1) ... [2019-09-17 09:51:17,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:51:17" (1/1) ... [2019-09-17 09:51:17,532 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:51:17" (1/1) ... [2019-09-17 09:51:17,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:51:17" (1/1) ... [2019-09-17 09:51:17,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:51:17" (1/1) ... [2019-09-17 09:51:17,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:51:17" (1/1) ... [2019-09-17 09:51:17,553 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 09:51:17,554 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 09:51:17,554 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 09:51:17,554 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 09:51:17,555 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:51:17" (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 09:51:17,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 09:51:17,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 09:51:17,614 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-17 09:51:17,615 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 09:51:17,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 09:51:17,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 09:51:17,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-17 09:51:17,615 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-17 09:51:17,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 09:51:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 09:51:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 09:51:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 09:51:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 09:51:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 09:51:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 09:51:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 09:51:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 09:51:18,051 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 09:51:18,051 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-17 09:51:18,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 09:51:18 BoogieIcfgContainer [2019-09-17 09:51:18,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 09:51:18,053 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 09:51:18,053 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 09:51:18,053 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 09:51:18,055 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 09:51:18" (1/1) ... [2019-09-17 09:51:18,055 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 09:51:18,076 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 09:51:18,077 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 09:51:18,084 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 09:51:18,091 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 09:51:18,093 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 09:51:18,254 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-17 09:51:18,564 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 09:51:18,799 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-17 09:51:19,348 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-17 09:51:19,532 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-17 09:51:19,733 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-17 09:51:19,860 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-17 09:51:20,151 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-17 09:51:20,315 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-17 09:51:20,655 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 95 [2019-09-17 09:51:20,834 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 09:51:21,112 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-09-17 09:51:21,251 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 09:51:21,251 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 09:51:21,254 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 45#true [2019-09-17 09:51:21,269 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 09:51:21,270 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 09:51:21,277 INFO L168 Benchmark]: Toolchain (without parser) took 4168.28 ms. Allocated memory was 132.1 MB in the beginning and 265.8 MB in the end (delta: 133.7 MB). Free memory was 87.3 MB in the beginning and 219.0 MB in the end (delta: -131.7 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-09-17 09:51:21,277 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 09:51:21,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 404.58 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.1 MB in the beginning and 175.8 MB in the end (delta: -88.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-09-17 09:51:21,282 INFO L168 Benchmark]: Boogie Preprocessor took 44.03 ms. Allocated memory is still 199.2 MB. Free memory was 175.8 MB in the beginning and 173.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-17 09:51:21,284 INFO L168 Benchmark]: RCFGBuilder took 498.77 ms. Allocated memory is still 199.2 MB. Free memory was 173.5 MB in the beginning and 150.9 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-09-17 09:51:21,285 INFO L168 Benchmark]: Sifa took 3216.85 ms. Allocated memory was 199.2 MB in the beginning and 265.8 MB in the end (delta: 66.6 MB). Free memory was 150.9 MB in the beginning and 219.0 MB in the end (delta: -68.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 09:51:21,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 132.1 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 404.58 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.1 MB in the beginning and 175.8 MB in the end (delta: -88.7 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.03 ms. Allocated memory is still 199.2 MB. Free memory was 175.8 MB in the beginning and 173.5 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 498.77 ms. Allocated memory is still 199.2 MB. Free memory was 173.5 MB in the beginning and 150.9 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Sifa took 3216.85 ms. Allocated memory was 199.2 MB in the beginning and 265.8 MB in the end (delta: 66.6 MB). Free memory was 150.9 MB in the beginning and 219.0 MB in the end (delta: -68.1 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]: 3178, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 29, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 22, TOOLS_POST_TIME[ms]: 2919, TOOLS_POST_CALL_APPLICATIONS: 5, TOOLS_POST_CALL_TIME[ms]: 18, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 2920, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1997, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 33, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 9, DOMAIN_JOIN_TIME[ms]: 63, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 59, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 9, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 2, DOMAIN_ISBOTTOM_TIME[ms]: 13, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 869, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 868, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 125, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 125, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 17, DAG_COMPRESSION_PROCESSED_NODES: 119, DAG_COMPRESSION_RETAINED_NODES: 43 - UnprovableResult [Line: 51]: 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 45#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...