/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/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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-invgen/apache-escape-absolute.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:09:46,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:09:46,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:09:46,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:09:46,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:09:46,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:09:46,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:09:46,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:09:46,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:09:46,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:09:46,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:09:46,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:09:46,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:09:46,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:09:46,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:09:46,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:09:46,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:09:46,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:09:46,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:09:46,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:09:46,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:09:46,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:09:46,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:09:46,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:09:46,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:09:46,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:09:46,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:09:46,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:09:46,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:09:46,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:09:46,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:09:46,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:09:46,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:09:46,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:09:46,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:09:46,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:09:46,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:09:46,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:09:46,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:09:46,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:09:46,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:09:46,430 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 [2019-11-07 10:09:46,444 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:09:46,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:09:46,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:09:46,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:09:46,446 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:09:46,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:09:46,446 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:09:46,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:09:46,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:09:46,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:09:46,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:09:46,447 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:09:46,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:09:46,448 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:09:46,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:09:46,448 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:09:46,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:09:46,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:09:46,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:09:46,449 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:09:46,449 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:09:46,449 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:09:46,450 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:09:46,450 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:09:46,450 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:09:46,450 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:09:46,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:09:46,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:09:46,451 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: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:09:46,724 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:09:46,738 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:09:46,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:09:46,743 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:09:46,744 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:09:46,745 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-escape-absolute.i [2019-11-07 10:09:46,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a48dd7067/a80b3bdb28b841d0aab50fcda4e8592f/FLAG950c4bc14 [2019-11-07 10:09:47,308 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:09:47,309 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-escape-absolute.i [2019-11-07 10:09:47,317 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a48dd7067/a80b3bdb28b841d0aab50fcda4e8592f/FLAG950c4bc14 [2019-11-07 10:09:47,694 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a48dd7067/a80b3bdb28b841d0aab50fcda4e8592f [2019-11-07 10:09:47,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:09:47,704 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:09:47,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:09:47,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:09:47,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:09:47,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:09:47" (1/1) ... [2019-11-07 10:09:47,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6526d0dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:47, skipping insertion in model container [2019-11-07 10:09:47,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:09:47" (1/1) ... [2019-11-07 10:09:47,720 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:09:47,743 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:09:47,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:09:47,916 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:09:47,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:09:48,055 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:09:48,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:48 WrapperNode [2019-11-07 10:09:48,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:09:48,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:09:48,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:09:48,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:09:48,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:48" (1/1) ... [2019-11-07 10:09:48,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:48" (1/1) ... [2019-11-07 10:09:48,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:48" (1/1) ... [2019-11-07 10:09:48,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:48" (1/1) ... [2019-11-07 10:09:48,095 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:48" (1/1) ... [2019-11-07 10:09:48,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:48" (1/1) ... [2019-11-07 10:09:48,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:48" (1/1) ... [2019-11-07 10:09:48,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:09:48,113 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:09:48,113 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:09:48,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:09:48,114 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:09:48" (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 [2019-11-07 10:09:48,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:09:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:09:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 10:09:48,172 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:09:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:09:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 10:09:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 10:09:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:09:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:09:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:09:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:09:48,543 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:09:48,544 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-11-07 10:09:48,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:09:48 BoogieIcfgContainer [2019-11-07 10:09:48,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:09:48,546 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:09:48,546 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:09:48,546 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:09:48,547 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:09:48" (1/1) ... [2019-11-07 10:09:48,548 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 [2019-11-07 10:09:48,571 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:09:48,571 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:09:48,579 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:09:48,587 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:09:48,589 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:09:48,626 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-11-07 10:09:50,510 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 9 for LOIs [2019-11-07 10:09:50,511 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:09:50,524 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:09:50,525 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:09:50,527 INFO L168 Benchmark]: Toolchain (without parser) took 2822.49 ms. Allocated memory was 143.1 MB in the beginning and 252.2 MB in the end (delta: 109.1 MB). Free memory was 99.8 MB in the beginning and 180.5 MB in the end (delta: -80.7 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-11-07 10:09:50,528 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 143.1 MB. Free memory was 118.2 MB in the beginning and 118.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 10:09:50,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.95 ms. Allocated memory was 143.1 MB in the beginning and 200.8 MB in the end (delta: 57.7 MB). Free memory was 99.6 MB in the beginning and 179.6 MB in the end (delta: -80.1 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:09:50,530 INFO L168 Benchmark]: Boogie Preprocessor took 49.70 ms. Allocated memory is still 200.8 MB. Free memory was 179.6 MB in the beginning and 178.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:09:50,531 INFO L168 Benchmark]: RCFGBuilder took 432.73 ms. Allocated memory is still 200.8 MB. Free memory was 178.2 MB in the beginning and 159.2 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2019-11-07 10:09:50,532 INFO L168 Benchmark]: Sifa took 1979.06 ms. Allocated memory was 200.8 MB in the beginning and 252.2 MB in the end (delta: 51.4 MB). Free memory was 159.2 MB in the beginning and 180.5 MB in the end (delta: -21.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 7.1 GB. [2019-11-07 10:09:50,536 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 143.1 MB. Free memory was 118.2 MB in the beginning and 118.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 350.95 ms. Allocated memory was 143.1 MB in the beginning and 200.8 MB in the end (delta: 57.7 MB). Free memory was 99.6 MB in the beginning and 179.6 MB in the end (delta: -80.1 MB). Peak memory consumption was 19.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.70 ms. Allocated memory is still 200.8 MB. Free memory was 179.6 MB in the beginning and 178.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 432.73 ms. Allocated memory is still 200.8 MB. Free memory was 178.2 MB in the beginning and 159.2 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. * Sifa took 1979.06 ms. Allocated memory was 200.8 MB in the beginning and 252.2 MB in the end (delta: 51.4 MB). Free memory was 159.2 MB in the beginning and 180.5 MB in the end (delta: -21.2 MB). Peak memory consumption was 30.2 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]: 1941, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 30, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 87, TOOLS_POST_TIME[ms]: 71, TOOLS_POST_CALL_APPLICATIONS: 81, TOOLS_POST_CALL_TIME[ms]: 793, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME[ms]: 90, TOOLS_QUANTIFIERELIM_APPLICATIONS: 230, TOOLS_QUANTIFIERELIM_TIME[ms]: 856, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 69, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 204, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 30, DOMAIN_JOIN_TIME[ms]: 419, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 335, DOMAIN_ISSUBSETEQ_APPLICATIONS: 13, DOMAIN_ISSUBSETEQ_TIME[ms]: 27, DOMAIN_ISBOTTOM_APPLICATIONS: 30, DOMAIN_ISBOTTOM_TIME[ms]: 85, LOOP_SUMMARIZER_APPLICATIONS: 7, LOOP_SUMMARIZER_CACHE_MISSES: 7, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 766, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 765, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 13, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 59, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 59, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 467, DAG_COMPRESSION_RETAINED_NODES: 134 - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 420#(and (<= 0 |__VERIFIER_assert_#in~cond|) (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (<= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...