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 LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:44:14,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:44:14,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:44:14,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:44:14,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:44:14,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:44:14,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:44:14,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:44:14,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:44:14,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:44:14,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:44:14,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:44:14,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:44:14,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:44:14,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:44:14,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:44:14,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:44:14,738 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:44:14,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:44:14,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:44:14,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:44:14,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:44:14,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:44:14,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:44:14,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:44:14,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:44:14,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:44:14,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:44:14,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:44:14,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:44:14,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:44:14,754 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:44:14,755 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:44:14,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:44:14,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:44:14,757 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:44:14,758 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:44:14,758 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:44:14,758 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:44:14,759 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:44:14,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:44:14,761 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 15:44:14,776 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:44:14,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:44:14,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:44:14,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:44:14,778 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:44:14,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:44:14,779 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:44:14,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:44:14,779 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:44:14,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:44:14,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:44:14,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:44:14,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:44:14,780 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:44:14,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:44:14,781 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:44:14,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:44:14,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:44:14,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:44:14,781 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:44:14,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:44:14,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:44:14,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:44:14,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:44:14,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:44:14,783 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:44:14,783 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:44:14,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:44:14,783 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 -> 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_QUICK [2019-09-20 15:44:14,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:44:14,830 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:44:14,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:44:14,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:44:14,838 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:44:14,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2019-09-20 15:44:14,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90024f2ca/f8b5234b1c28431195e923bc3b3b3c61/FLAG4debda962 [2019-09-20 15:44:15,438 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:44:15,441 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2019-09-20 15:44:15,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90024f2ca/f8b5234b1c28431195e923bc3b3b3c61/FLAG4debda962 [2019-09-20 15:44:15,834 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90024f2ca/f8b5234b1c28431195e923bc3b3b3c61 [2019-09-20 15:44:15,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:44:15,847 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:44:15,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:44:15,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:44:15,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:44:15,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:44:15" (1/1) ... [2019-09-20 15:44:15,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eb505d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:15, skipping insertion in model container [2019-09-20 15:44:15,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:44:15" (1/1) ... [2019-09-20 15:44:15,863 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:44:15,891 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:44:16,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:44:16,105 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:44:16,233 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:44:16,245 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:44:16,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:16 WrapperNode [2019-09-20 15:44:16,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:44:16,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:44:16,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:44:16,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:44:16,256 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:16" (1/1) ... [2019-09-20 15:44:16,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:16" (1/1) ... [2019-09-20 15:44:16,262 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:16" (1/1) ... [2019-09-20 15:44:16,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:16" (1/1) ... [2019-09-20 15:44:16,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:16" (1/1) ... [2019-09-20 15:44:16,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:16" (1/1) ... [2019-09-20 15:44:16,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:16" (1/1) ... [2019-09-20 15:44:16,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:44:16,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:44:16,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:44:16,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:44:16,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:44:16" (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 15:44:16,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:44:16,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:44:16,338 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:44:16,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:44:16,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 15:44:16,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:44:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 15:44:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 15:44:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:44:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:44:16,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:44:16,809 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:44:16,810 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 15:44:16,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:44:16 BoogieIcfgContainer [2019-09-20 15:44:16,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:44:16,812 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:44:16,812 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:44:16,812 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:44:16,814 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:44:16" (1/1) ... [2019-09-20 15:44:16,814 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:44:16,838 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:44:16,838 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:44:16,851 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:44:16,863 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:44:16,865 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:44:16,943 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 15:44:18,065 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:44:18,066 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:44:18,079 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 589#(or (and (not (= 8576 main_~s__state~0)) (not (= 4 main_~blastFlag~0)) (= 5 main_~blastFlag~0) (not (= 8640 main_~s__state~0)) (not (= 8656 main_~s__state~0)) (not (= 8496 main_~s__state~0)) (not (= 8592 main_~s__state~0)) (not (= 8544 main_~s__state~0)) (not (= 8528 main_~s__state~0)) (not (= 8466 main_~s__state~0)) (= 8672 main_~s__state~0) (not (= 8560 main_~s__state~0)) (not (= 8608 main_~s__state~0)) (not (= 8512 main_~s__state~0))) (and (< 2 main_~blastFlag~0) (<= main_~s__state~0 8512))) [2019-09-20 15:44:18,103 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:44:18,103 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:44:18,107 INFO L168 Benchmark]: Toolchain (without parser) took 2258.42 ms. Allocated memory was 138.9 MB in the beginning and 224.4 MB in the end (delta: 85.5 MB). Free memory was 87.4 MB in the beginning and 148.2 MB in the end (delta: -60.8 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:44:18,108 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:44:18,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 397.33 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 87.2 MB in the beginning and 176.9 MB in the end (delta: -89.7 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:44:18,110 INFO L168 Benchmark]: Boogie Preprocessor took 30.10 ms. Allocated memory is still 199.8 MB. Free memory was 176.9 MB in the beginning and 175.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:44:18,111 INFO L168 Benchmark]: RCFGBuilder took 534.67 ms. Allocated memory is still 199.8 MB. Free memory was 175.1 MB in the beginning and 148.6 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:44:18,112 INFO L168 Benchmark]: Sifa took 1292.21 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 148.6 MB in the beginning and 148.2 MB in the end (delta: 414.9 kB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:44:18,116 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 138.9 MB. Free memory was 106.1 MB in the beginning and 105.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 397.33 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 87.2 MB in the beginning and 176.9 MB in the end (delta: -89.7 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 30.10 ms. Allocated memory is still 199.8 MB. Free memory was 176.9 MB in the beginning and 175.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 534.67 ms. Allocated memory is still 199.8 MB. Free memory was 175.1 MB in the beginning and 148.6 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Sifa took 1292.21 ms. Allocated memory was 199.8 MB in the beginning and 224.4 MB in the end (delta: 24.6 MB). Free memory was 148.6 MB in the beginning and 148.2 MB in the end (delta: 414.9 kB). Peak memory consumption was 25.1 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]: 1242, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 355, DAG_INTERPRETER_EARLY_EXITS: 9, TOOLS_POST_APPLICATIONS: 313, TOOLS_POST_TIME[ms]: 197, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 7, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 282, TOOLS_QUANTIFIERELIM_TIME[ms]: 136, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 15, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 375, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 119, DOMAIN_JOIN_TIME[ms]: 525, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 123, DOMAIN_ISSUBSETEQ_APPLICATIONS: 20, DOMAIN_ISSUBSETEQ_TIME[ms]: 27, DOMAIN_ISBOTTOM_APPLICATIONS: 101, DOMAIN_ISBOTTOM_TIME[ms]: 143, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 749, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 748, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 20, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 41, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 40, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 90, DAG_COMPRESSION_PROCESSED_NODES: 1752, DAG_COMPRESSION_RETAINED_NODES: 556 - UnprovableResult [Line: 216]: 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 589#(or (and (not (= 8576 main_~s__state~0)) (not (= 4 main_~blastFlag~0)) (= 5 main_~blastFlag~0) (not (= 8640 main_~s__state~0)) (not (= 8656 main_~s__state~0)) (not (= 8496 main_~s__state~0)) (not (= 8592 main_~s__state~0)) (not (= 8544 main_~s__state~0)) (not (= 8528 main_~s__state~0)) (not (= 8466 main_~s__state~0)) (= 8672 main_~s__state~0) (not (= 8560 main_~s__state~0)) (not (= 8608 main_~s__state~0)) (not (= 8512 main_~s__state~0))) (and (< 2 main_~blastFlag~0) (<= main_~s__state~0 8512))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...