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 -i ../../../trunk/examples/svcomp/ldv-regression/test01.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a2187f8 [2019-09-02 14:16:44,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-02 14:16:44,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-02 14:16:44,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-02 14:16:44,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-02 14:16:44,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-02 14:16:44,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-02 14:16:44,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-02 14:16:44,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-02 14:16:44,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-02 14:16:44,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-02 14:16:44,743 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-02 14:16:44,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-02 14:16:44,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-02 14:16:44,745 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-02 14:16:44,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-02 14:16:44,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-02 14:16:44,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-02 14:16:44,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-02 14:16:44,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-02 14:16:44,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-02 14:16:44,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-02 14:16:44,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-02 14:16:44,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-02 14:16:44,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-02 14:16:44,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-02 14:16:44,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-02 14:16:44,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-02 14:16:44,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-02 14:16:44,767 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-02 14:16:44,767 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-02 14:16:44,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-02 14:16:44,768 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-02 14:16:44,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-02 14:16:44,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-02 14:16:44,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-02 14:16:44,770 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 [2019-09-02 14:16:44,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-02 14:16:44,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-02 14:16:44,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-02 14:16:44,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-02 14:16:44,787 INFO L138 SettingsManager]: * Use SBE=true [2019-09-02 14:16:44,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-02 14:16:44,788 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-02 14:16:44,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-02 14:16:44,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-02 14:16:44,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-02 14:16:44,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-02 14:16:44,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-02 14:16:44,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-02 14:16:44,789 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-02 14:16:44,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-02 14:16:44,790 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-02 14:16:44,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-02 14:16:44,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-02 14:16:44,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-02 14:16:44,790 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-02 14:16:44,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-02 14:16:44,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-02 14:16:44,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-02 14:16:44,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-02 14:16:44,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-02 14:16:44,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-02 14:16:44,792 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-02 14:16:44,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-02 14:16:44,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-02 14:16:44,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-02 14:16:44,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-02 14:16:44,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-02 14:16:44,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-02 14:16:44,840 INFO L275 PluginConnector]: CDTParser initialized [2019-09-02 14:16:44,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test01.c [2019-09-02 14:16:44,928 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/291460382/8ad43f25404d40a7a053c17cee282caa/FLAGb62e139e0 [2019-09-02 14:16:45,403 INFO L306 CDTParser]: Found 1 translation units. [2019-09-02 14:16:45,405 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test01.c [2019-09-02 14:16:45,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/291460382/8ad43f25404d40a7a053c17cee282caa/FLAGb62e139e0 [2019-09-02 14:16:45,805 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/291460382/8ad43f25404d40a7a053c17cee282caa [2019-09-02 14:16:45,815 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-02 14:16:45,817 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-02 14:16:45,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-02 14:16:45,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-02 14:16:45,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-02 14:16:45,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 02:16:45" (1/1) ... [2019-09-02 14:16:45,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a2cc761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:45, skipping insertion in model container [2019-09-02 14:16:45,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 02:16:45" (1/1) ... [2019-09-02 14:16:45,834 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-02 14:16:45,851 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-02 14:16:46,014 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 14:16:46,026 INFO L188 MainTranslator]: Completed pre-run [2019-09-02 14:16:46,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 14:16:46,070 INFO L192 MainTranslator]: Completed translation [2019-09-02 14:16:46,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46 WrapperNode [2019-09-02 14:16:46,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-02 14:16:46,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-02 14:16:46,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-02 14:16:46,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-02 14:16:46,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,233 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,233 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,238 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-02 14:16:46,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-02 14:16:46,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-02 14:16:46,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-02 14:16:46,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:16:46" (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 [2019-09-02 14:16:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-02 14:16:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-02 14:16:46,299 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-02 14:16:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-02 14:16:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-02 14:16:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-02 14:16:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-02 14:16:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-02 14:16:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-02 14:16:46,471 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-02 14:16:46,472 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-02 14:16:46,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 02:16:46 BoogieIcfgContainer [2019-09-02 14:16:46,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-02 14:16:46,473 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-02 14:16:46,474 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-02 14:16:46,474 INFO L275 PluginConnector]: Sifa initialized [2019-09-02 14:16:46,475 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 02:16:46" (1/1) ... [2019-09-02 14:16:46,476 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-02 14:16:46,511 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-02 14:16:46,511 INFO L169 IcfgInterpreter]: Building call graph [2019-09-02 14:16:46,518 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-02 14:16:46,527 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-02 14:16:46,529 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-02 14:16:46,661 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 18 for LOIs [2019-09-02 14:16:46,674 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-02 14:16:46,674 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-02 14:16:46,676 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 18#(and (< |main_~#a~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (<= |main_~#b~0.offset| 0) (= |#valid| (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1)) (= (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |#length|) (not (= |main_~#b~0.base| 0)) (<= 0 |#NULL.base|) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (not (= 0 |main_~#a~0.base|)) (<= 0 |#NULL.offset|) (= main_~p2~0.offset |main_~#b~0.offset|) (= |main_~#b~0.offset| 0) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (<= main_~p1~0.offset 0) (<= |#NULL.base| 0) (<= 0 main_~p1~0.offset) (= main_~p1~0.base |main_~#a~0.base|) (= |main_~#b~0.base| main_~p2~0.base) (<= 0 |main_~#a~0.offset|) (<= |main_~#a~0.offset| 0) (= main_~p1~0.base main_~p2~0.base) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (<= main_~p2~0.offset 0) (<= 0 |main_~#b~0.offset|) (= main_~p1~0.offset |main_~#a~0.offset|) (= main_~p2~0.offset main_~p1~0.offset) (= |#NULL.offset| 0) (<= 0 main_~p2~0.offset)) [2019-09-02 14:16:46,688 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-02 14:16:46,688 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-02 14:16:46,690 INFO L168 Benchmark]: Toolchain (without parser) took 873.20 ms. Allocated memory was 138.9 MB in the beginning and 201.3 MB in the end (delta: 62.4 MB). Free memory was 86.5 MB in the beginning and 157.6 MB in the end (delta: -71.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-02 14:16:46,691 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-02 14:16:46,692 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.90 ms. Allocated memory is still 138.9 MB. Free memory was 86.3 MB in the beginning and 77.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:46,693 INFO L168 Benchmark]: Boogie Preprocessor took 171.48 ms. Allocated memory was 138.9 MB in the beginning and 201.3 MB in the end (delta: 62.4 MB). Free memory was 77.1 MB in the beginning and 178.9 MB in the end (delta: -101.7 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:46,693 INFO L168 Benchmark]: RCFGBuilder took 229.72 ms. Allocated memory is still 201.3 MB. Free memory was 178.9 MB in the beginning and 167.2 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:46,694 INFO L168 Benchmark]: Sifa took 214.86 ms. Allocated memory is still 201.3 MB. Free memory was 167.2 MB in the beginning and 157.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-09-02 14:16:46,698 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 252.90 ms. Allocated memory is still 138.9 MB. Free memory was 86.3 MB in the beginning and 77.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 171.48 ms. Allocated memory was 138.9 MB in the beginning and 201.3 MB in the end (delta: 62.4 MB). Free memory was 77.1 MB in the beginning and 178.9 MB in the end (delta: -101.7 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 229.72 ms. Allocated memory is still 201.3 MB. Free memory was 178.9 MB in the beginning and 167.2 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * Sifa took 214.86 ms. Allocated memory is still 201.3 MB. Free memory was 167.2 MB in the beginning and 157.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.2s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 7 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 5 TOOLS_POST_APPLICATIONS, 0.0s TOOLS_POST_TIME, 2 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.1s TOOLS_POST_RETURN_TIME, 0.1s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 7 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 2 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 0 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 0 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 0 LOOP_SUMMARIZER_APPLICATIONS, 0 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 0 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 0 CALL_SUMMARIZER_CACHE_MISSES, 0.0s CALL_SUMMARIZER_OVERALL_TIME, 0.0s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 28 DAG_COMPRESSION_PROCESSED_NODES, 19 DAG_COMPRESSION_RETAINED_NODES - PositiveResult [Line: 15]: 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...