/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 18:53:25,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 18:53:25,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 18:53:25,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 18:53:25,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 18:53:25,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 18:53:25,612 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 18:53:25,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 18:53:25,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 18:53:25,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 18:53:25,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 18:53:25,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 18:53:25,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 18:53:25,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 18:53:25,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 18:53:25,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 18:53:25,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 18:53:25,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 18:53:25,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 18:53:25,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 18:53:25,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 18:53:25,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 18:53:25,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 18:53:25,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 18:53:25,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 18:53:25,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 18:53:25,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 18:53:25,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 18:53:25,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 18:53:25,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 18:53:25,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 18:53:25,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 18:53:25,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 18:53:25,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 18:53:25,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 18:53:25,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 18:53:25,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 18:53:25,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 18:53:25,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 18:53:25,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 18:53:25,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 18:53:25,653 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 18:53:25,668 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 18:53:25,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 18:53:25,669 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 18:53:25,669 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 18:53:25,669 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 18:53:25,670 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 18:53:25,670 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 18:53:25,670 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 18:53:25,670 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 18:53:25,670 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 18:53:25,671 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 18:53:25,671 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 18:53:25,671 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 18:53:25,671 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 18:53:25,671 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 18:53:25,672 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 18:53:25,672 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 18:53:25,672 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 18:53:25,673 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 18:53:25,673 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 18:53:25,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 18:53:25,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 18:53:25,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 18:53:25,674 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 18:53:25,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 18:53:25,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 18:53:25,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 18:53:25,674 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 18:53:25,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 18:53:25,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 18:53:25,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 18:53:25,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 18:53:25,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 18:53:25,676 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 18:53:25,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 18:53:25,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 18:53:25,676 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 18:53:25,676 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 18:53:25,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 18:53:25,962 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 18:53:25,968 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 18:53:25,970 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 18:53:25,970 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 18:53:25,971 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2019-11-24 18:53:26,044 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d12327b/52eca5b004714f7faf8d4677f8ef82b8/FLAG5a637d68d [2019-11-24 18:53:26,556 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 18:53:26,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ssh-simplified/s3_srvr_1a.cil.c [2019-11-24 18:53:26,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d12327b/52eca5b004714f7faf8d4677f8ef82b8/FLAG5a637d68d [2019-11-24 18:53:26,915 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d12327b/52eca5b004714f7faf8d4677f8ef82b8 [2019-11-24 18:53:26,926 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 18:53:26,927 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 18:53:26,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 18:53:26,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 18:53:26,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 18:53:26,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:53:26" (1/1) ... [2019-11-24 18:53:26,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@191ec6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:53:26, skipping insertion in model container [2019-11-24 18:53:26,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:53:26" (1/1) ... [2019-11-24 18:53:26,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 18:53:26,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 18:53:27,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 18:53:27,211 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 18:53:27,237 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 18:53:27,336 INFO L208 MainTranslator]: Completed translation [2019-11-24 18:53:27,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:53:27 WrapperNode [2019-11-24 18:53:27,337 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 18:53:27,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 18:53:27,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 18:53:27,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 18:53:27,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:53:27" (1/1) ... [2019-11-24 18:53:27,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:53:27" (1/1) ... [2019-11-24 18:53:27,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 18:53:27,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 18:53:27,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 18:53:27,376 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 18:53:27,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:53:27" (1/1) ... [2019-11-24 18:53:27,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:53:27" (1/1) ... [2019-11-24 18:53:27,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:53:27" (1/1) ... [2019-11-24 18:53:27,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:53:27" (1/1) ... [2019-11-24 18:53:27,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:53:27" (1/1) ... [2019-11-24 18:53:27,397 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:53:27" (1/1) ... [2019-11-24 18:53:27,398 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:53:27" (1/1) ... [2019-11-24 18:53:27,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 18:53:27,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 18:53:27,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 18:53:27,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 18:53:27,402 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:53:27" (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 [2019-11-24 18:53:27,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 18:53:27,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 18:53:27,880 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 18:53:27,881 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-24 18:53:27,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:53:27 BoogieIcfgContainer [2019-11-24 18:53:27,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 18:53:27,883 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 18:53:27,883 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 18:53:27,883 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 18:53:27,884 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:53:27" (1/1) ... [2019-11-24 18:53:27,885 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 18:53:27,915 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 18:53:27,915 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 18:53:27,924 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 18:53:27,930 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 18:53:27,932 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 18:53:34,152 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-24 18:53:34,161 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-11-24 18:53:34,162 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-24 18:53:34,165 INFO L168 Benchmark]: Toolchain (without parser) took 7236.63 ms. Allocated memory was 138.4 MB in the beginning and 427.3 MB in the end (delta: 288.9 MB). Free memory was 103.3 MB in the beginning and 300.2 MB in the end (delta: -196.9 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. [2019-11-24 18:53:34,165 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 138.4 MB. Free memory is still 121.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 18:53:34,166 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.54 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 103.1 MB in the beginning and 181.2 MB in the end (delta: -78.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-11-24 18:53:34,167 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.68 ms. Allocated memory is still 202.4 MB. Free memory was 181.2 MB in the beginning and 178.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-11-24 18:53:34,168 INFO L168 Benchmark]: Boogie Preprocessor took 25.52 ms. Allocated memory is still 202.4 MB. Free memory was 178.8 MB in the beginning and 177.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-11-24 18:53:34,169 INFO L168 Benchmark]: RCFGBuilder took 481.17 ms. Allocated memory is still 202.4 MB. Free memory was 177.4 MB in the beginning and 152.1 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-11-24 18:53:34,170 INFO L168 Benchmark]: Sifa took 6279.30 ms. Allocated memory was 202.4 MB in the beginning and 427.3 MB in the end (delta: 224.9 MB). Free memory was 152.1 MB in the beginning and 300.2 MB in the end (delta: -148.0 MB). Peak memory consumption was 76.9 MB. Max. memory is 7.1 GB. [2019-11-24 18:53:34,175 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 138.4 MB. Free memory is still 121.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 408.54 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 103.1 MB in the beginning and 181.2 MB in the end (delta: -78.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 37.68 ms. Allocated memory is still 202.4 MB. Free memory was 181.2 MB in the beginning and 178.8 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.52 ms. Allocated memory is still 202.4 MB. Free memory was 178.8 MB in the beginning and 177.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 481.17 ms. Allocated memory is still 202.4 MB. Free memory was 177.4 MB in the beginning and 152.1 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Sifa took 6279.30 ms. Allocated memory was 202.4 MB in the beginning and 427.3 MB in the end (delta: 224.9 MB). Free memory was 152.1 MB in the beginning and 300.2 MB in the end (delta: -148.0 MB). Peak memory consumption was 76.9 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]: 6238, ICFG_INTERPRETER_ENTERED_PROCEDURES: 1, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 169, DAG_INTERPRETER_EARLY_EXITS: 9, TOOLS_POST_APPLICATIONS: 484, TOOLS_POST_TIME[ms]: 355, TOOLS_POST_CALL_APPLICATIONS: 0, TOOLS_POST_CALL_TIME[ms]: 0, TOOLS_POST_RETURN_APPLICATIONS: 0, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 460, TOOLS_QUANTIFIERELIM_TIME[ms]: 246, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 18, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 578, FLUID_YES_ANSWERS: 13, DOMAIN_JOIN_APPLICATIONS: 155, DOMAIN_JOIN_TIME[ms]: 4185, DOMAIN_ALPHA_APPLICATIONS: 13, DOMAIN_ALPHA_TIME[ms]: 175, DOMAIN_WIDEN_APPLICATIONS: 14, DOMAIN_WIDEN_TIME[ms]: 854, DOMAIN_ISSUBSETEQ_APPLICATIONS: 33, DOMAIN_ISSUBSETEQ_TIME[ms]: 83, DOMAIN_ISBOTTOM_APPLICATIONS: 169, DOMAIN_ISBOTTOM_TIME[ms]: 428, LOOP_SUMMARIZER_APPLICATIONS: 19, LOOP_SUMMARIZER_CACHE_MISSES: 19, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5165, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5164, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 33, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 3, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 52, DAG_COMPRESSION_PROCESSED_NODES: 992, DAG_COMPRESSION_RETAINED_NODES: 134 - PositiveResult [Line: 215]: 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...