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_QUICK -i ../../../trunk/examples/svcomp/loops/while_infinite_loop_3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:48:22,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:48:22,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:48:22,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:48:22,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:48:22,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:48:22,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:48:22,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:48:22,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:48:22,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:48:22,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:48:22,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:48:22,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:48:22,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:48:22,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:48:22,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:48:22,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:48:22,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:48:22,049 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:48:22,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:48:22,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:48:22,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:48:22,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:48:22,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:48:22,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-21 09:48:22,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:48:22,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:48:22,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:48:22,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:48:22,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:48:22,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:48:22,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:48:22,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:48:22,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:48:22,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:48:22,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:48:22,067 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 [2019-09-21 09:48:22,089 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:48:22,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:48:22,092 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:48:22,093 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:48:22,093 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:48:22,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:48:22,093 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:48:22,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:48:22,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:48:22,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:48:22,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:48:22,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:48:22,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:48:22,095 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:48:22,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:48:22,096 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:48:22,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:48:22,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:48:22,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:48:22,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:48:22,097 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:48:22,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:48:22,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:48:22,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:48:22,098 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:48:22,098 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:48:22,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:48:22,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:48:22,099 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_QUICK [2019-09-21 09:48:22,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:48:22,164 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:48:22,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:48:22,173 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:48:22,173 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:48:22,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/while_infinite_loop_3.c [2019-09-21 09:48:22,247 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0ef0e5b/42f4e86add4e4a4492dab37f2ed67a05/FLAGbaaeff259 [2019-09-21 09:48:22,674 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:48:22,675 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/while_infinite_loop_3.c [2019-09-21 09:48:22,681 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0ef0e5b/42f4e86add4e4a4492dab37f2ed67a05/FLAGbaaeff259 [2019-09-21 09:48:22,703 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d0ef0e5b/42f4e86add4e4a4492dab37f2ed67a05 [2019-09-21 09:48:22,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:48:22,719 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:48:22,721 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:48:22,722 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:48:22,725 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:48:22,726 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:48:22" (1/1) ... [2019-09-21 09:48:22,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ba7a62c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:22, skipping insertion in model container [2019-09-21 09:48:22,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:48:22" (1/1) ... [2019-09-21 09:48:22,738 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:48:22,758 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:48:22,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:48:22,932 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:48:22,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:48:22,957 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:48:22,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:22 WrapperNode [2019-09-21 09:48:22,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:48:22,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:48:22,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:48:22,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:48:23,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:22" (1/1) ... [2019-09-21 09:48:23,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:22" (1/1) ... [2019-09-21 09:48:23,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:22" (1/1) ... [2019-09-21 09:48:23,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:22" (1/1) ... [2019-09-21 09:48:23,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:22" (1/1) ... [2019-09-21 09:48:23,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:22" (1/1) ... [2019-09-21 09:48:23,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:22" (1/1) ... [2019-09-21 09:48:23,074 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:48:23,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:48:23,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:48:23,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:48:23,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:48:22" (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 [2019-09-21 09:48:23,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:48:23,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:48:23,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-21 09:48:23,136 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-09-21 09:48:23,136 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:48:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:48:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 09:48:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-09-21 09:48:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:48:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:48:23,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:48:23,330 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:48:23,330 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-21 09:48:23,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:48:23 BoogieIcfgContainer [2019-09-21 09:48:23,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:48:23,333 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:48:23,333 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:48:23,334 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:48:23,335 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:48:23" (1/1) ... [2019-09-21 09:48:23,345 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:48:23,384 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:48:23,384 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:48:23,391 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:48:23,402 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:48:23,405 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:48:23,533 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-21 09:48:23,656 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 11 for LOIs [2019-09-21 09:48:23,673 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:48:23,673 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:48:23,675 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 61#false [2019-09-21 09:48:23,682 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-21 09:48:23,682 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:48:23,685 INFO L168 Benchmark]: Toolchain (without parser) took 966.85 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 87.2 MB in the beginning and 152.0 MB in the end (delta: -64.8 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-21 09:48:23,686 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.6 MB. Free memory was 105.5 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:48:23,687 INFO L168 Benchmark]: CACSL2BoogieTranslator took 236.82 ms. Allocated memory is still 132.6 MB. Free memory was 87.0 MB in the beginning and 77.7 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:48:23,688 INFO L168 Benchmark]: Boogie Preprocessor took 115.52 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 77.7 MB in the beginning and 178.2 MB in the end (delta: -100.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-21 09:48:23,688 INFO L168 Benchmark]: RCFGBuilder took 258.20 ms. Allocated memory is still 201.3 MB. Free memory was 178.2 MB in the beginning and 165.9 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:48:23,689 INFO L168 Benchmark]: Sifa took 349.36 ms. Allocated memory is still 201.3 MB. Free memory was 165.3 MB in the beginning and 152.0 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:48:23,693 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 132.6 MB. Free memory was 105.5 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 236.82 ms. Allocated memory is still 132.6 MB. Free memory was 87.0 MB in the beginning and 77.7 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.52 ms. Allocated memory was 132.6 MB in the beginning and 201.3 MB in the end (delta: 68.7 MB). Free memory was 77.7 MB in the beginning and 178.2 MB in the end (delta: -100.5 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 258.20 ms. Allocated memory is still 201.3 MB. Free memory was 178.2 MB in the beginning and 165.9 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.3 MB. Max. memory is 7.1 GB. * Sifa took 349.36 ms. Allocated memory is still 201.3 MB. Free memory was 165.3 MB in the beginning and 152.0 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 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]: 291, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 24, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 14, TOOLS_POST_TIME[ms]: 3, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 27, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 16, TOOLS_QUANTIFIERELIM_APPLICATIONS: 27, TOOLS_QUANTIFIERELIM_TIME[ms]: 33, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 25, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 8, DOMAIN_JOIN_TIME[ms]: 149, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 3, DOMAIN_ISBOTTOM_TIME[ms]: 13, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 69, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 69, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 101, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 100, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 62, DAG_COMPRESSION_RETAINED_NODES: 37 - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...