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/ldv-regression/test26-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:54:11,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:54:11,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:54:11,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:54:11,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:54:11,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:54:11,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:54:11,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:54:11,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:54:11,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:54:11,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:54:11,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:54:11,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:54:11,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:54:11,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:54:11,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:54:11,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:54:11,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:54:11,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:54:11,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:54:11,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:54:11,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:54:11,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:54:11,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:54:11,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-21 09:54:11,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:54:11,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:54:11,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:54:11,667 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 09:54:11,695 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:54:11,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:54:11,697 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:54:11,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:54:11,698 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:54:11,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:54:11,699 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:54:11,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:54:11,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:54:11,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:54:11,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:54:11,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:54:11,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:54:11,700 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:54:11,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:54:11,700 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:54:11,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:54:11,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:54:11,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:54:11,701 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:54:11,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:54:11,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:54:11,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:54:11,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:54:11,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:54:11,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:54:11,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:54:11,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:54:11,704 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 09:54:11,755 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:54:11,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:54:11,778 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:54:11,779 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:54:11,780 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:54:11,780 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test26-1.c [2019-09-21 09:54:11,839 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8e3668ff/6d9642002c9f48049d495388f742ab31/FLAGe2009de94 [2019-09-21 09:54:12,265 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:54:12,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test26-1.c [2019-09-21 09:54:12,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8e3668ff/6d9642002c9f48049d495388f742ab31/FLAGe2009de94 [2019-09-21 09:54:12,668 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8e3668ff/6d9642002c9f48049d495388f742ab31 [2019-09-21 09:54:12,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:54:12,682 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:54:12,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:54:12,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:54:12,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:54:12,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:54:12" (1/1) ... [2019-09-21 09:54:12,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e3fb9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:12, skipping insertion in model container [2019-09-21 09:54:12,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:54:12" (1/1) ... [2019-09-21 09:54:12,702 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:54:12,720 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:54:12,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:54:12,927 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:54:12,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:54:13,042 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:54:13,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:13 WrapperNode [2019-09-21 09:54:13,044 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:54:13,044 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:54:13,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:54:13,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:54:13,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:13" (1/1) ... [2019-09-21 09:54:13,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:13" (1/1) ... [2019-09-21 09:54:13,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:13" (1/1) ... [2019-09-21 09:54:13,069 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:13" (1/1) ... [2019-09-21 09:54:13,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:13" (1/1) ... [2019-09-21 09:54:13,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:13" (1/1) ... [2019-09-21 09:54:13,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:13" (1/1) ... [2019-09-21 09:54:13,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:54:13,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:54:13,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:54:13,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:54:13,082 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:13" (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 09:54:13,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:54:13,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:54:13,138 INFO L138 BoogieDeclarations]: Found implementation of procedure assign [2019-09-21 09:54:13,138 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:54:13,138 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:54:13,138 INFO L130 BoogieDeclarations]: Found specification of procedure assign [2019-09-21 09:54:13,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:54:13,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:54:13,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:54:13,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:54:13,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:54:13,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:54:13,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:54:13,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:54:13,382 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:54:13,383 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-21 09:54:13,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:54:13 BoogieIcfgContainer [2019-09-21 09:54:13,385 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:54:13,392 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:54:13,392 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:54:13,393 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:54:13,394 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:54:13" (1/1) ... [2019-09-21 09:54:13,398 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 09:54:13,446 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:54:13,447 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:54:13,454 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:54:13,462 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:54:13,465 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:54:13,736 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 39 for LOIs [2019-09-21 09:54:13,895 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:54:13,898 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:54:13,900 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 25#(and (not (= |~#global~0.base| 0)) (< |~#global~0.base| |#StackHeapBarrier|) (= |~#global~0.offset| 0) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 1 (select |#valid| |~#global~0.base|)) (= (select (select |old(#memory_int)| |~#global~0.base|) |~#global~0.offset|) 0) (<= 0 |#NULL.base|) (= (select (select |#memory_int| main_~pd~0.base) (+ main_~pd~0.offset 4)) (select (select |#memory_int| main_~pd~0.base) main_~pd~0.offset)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (not (= (select (select |#memory_int| |~#global~0.base|) (+ |~#global~0.offset| 4)) (select (select |#memory_int| main_~pd~0.base) main_~pd~0.offset))) (= 1 (select (select |old(#memory_int)| |~#global~0.base|) (+ |~#global~0.offset| 4))) (= (select |#length| |~#global~0.base|) 8) (<= 0 main_~pd~0.offset) (= |~#global~0.base| main_~pd~0.base) (<= main_~pd~0.offset 0) (= 0 (select |#valid| 0)) (= |#NULL.offset| 0) (<= 0 |~#global~0.offset|) (= |~#global~0.offset| main_~pd~0.offset) (<= |~#global~0.offset| 0)) [2019-09-21 09:54:13,921 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-21 09:54:13,922 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:54:13,924 INFO L168 Benchmark]: Toolchain (without parser) took 1241.26 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.7 MB in the beginning and 138.4 MB in the end (delta: -50.7 MB). Peak memory consumption was 16.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:13,925 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory is still 105.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-21 09:54:13,926 INFO L168 Benchmark]: CACSL2BoogieTranslator took 357.85 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.3 MB in the beginning and 176.3 MB in the end (delta: -89.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:13,926 INFO L168 Benchmark]: Boogie Preprocessor took 36.51 ms. Allocated memory is still 199.2 MB. Free memory was 176.3 MB in the beginning and 174.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:13,927 INFO L168 Benchmark]: RCFGBuilder took 303.44 ms. Allocated memory is still 199.2 MB. Free memory was 174.1 MB in the beginning and 160.2 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:13,928 INFO L168 Benchmark]: Sifa took 529.51 ms. Allocated memory is still 199.2 MB. Free memory was 160.2 MB in the beginning and 138.4 MB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:13,932 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 132.1 MB. Free memory is still 105.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 357.85 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 87.3 MB in the beginning and 176.3 MB in the end (delta: -89.1 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.51 ms. Allocated memory is still 199.2 MB. Free memory was 176.3 MB in the beginning and 174.1 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 303.44 ms. Allocated memory is still 199.2 MB. Free memory was 174.1 MB in the beginning and 160.2 MB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 7.1 GB. * Sifa took 529.51 ms. Allocated memory is still 199.2 MB. Free memory was 160.2 MB in the beginning and 138.4 MB in the end (delta: 21.8 MB). Peak memory consumption was 21.8 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]: 454, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 9, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 6, TOOLS_POST_TIME[ms]: 232, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 32, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 7, TOOLS_QUANTIFIERELIM_APPLICATIONS: 11, TOOLS_QUANTIFIERELIM_TIME[ms]: 249, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 154, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 9, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 3, DOMAIN_JOIN_TIME[ms]: 116, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 294, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 294, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 10, DAG_COMPRESSION_PROCESSED_NODES: 35, DAG_COMPRESSION_RETAINED_NODES: 22 - PositiveResult [Line: 24]: 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...