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/loops/while_infinite_loop_3.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 09:28:45,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 09:28:45,446 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 09:28:45,458 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 09:28:45,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 09:28:45,460 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 09:28:45,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 09:28:45,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 09:28:45,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 09:28:45,466 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 09:28:45,467 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 09:28:45,468 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 09:28:45,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 09:28:45,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 09:28:45,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 09:28:45,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 09:28:45,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 09:28:45,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 09:28:45,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 09:28:45,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 09:28:45,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 09:28:45,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 09:28:45,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 09:28:45,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 09:28:45,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 09:28:45,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 09:28:45,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 09:28:45,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 09:28:45,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 09:28:45,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 09:28:45,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 09:28:45,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 09:28:45,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 09:28:45,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 09:28:45,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 09:28:45,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 09:28:45,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 09:28:45,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 09:28:45,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 09:28:45,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 09:28:45,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 09:28:45,497 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 [2019-10-04 09:28:45,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 09:28:45,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 09:28:45,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 09:28:45,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 09:28:45,520 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 09:28:45,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 09:28:45,520 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 09:28:45,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 09:28:45,521 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 09:28:45,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 09:28:45,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 09:28:45,522 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 09:28:45,522 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 09:28:45,523 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 09:28:45,523 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 09:28:45,523 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 09:28:45,523 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 09:28:45,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 09:28:45,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 09:28:45,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 09:28:45,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 09:28:45,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 09:28:45,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 09:28:45,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 09:28:45,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 09:28:45,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 09:28:45,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 09:28:45,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 09:28:45,526 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 [2019-10-04 09:28:45,584 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 09:28:45,601 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 09:28:45,605 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 09:28:45,606 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 09:28:45,607 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 09:28:45,608 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/while_infinite_loop_3.c [2019-10-04 09:28:45,681 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f25b085d/ca7ae1dcd8d04bed99a5f5d72bf7b451/FLAG5e0d5ab5a [2019-10-04 09:28:46,140 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 09:28:46,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/while_infinite_loop_3.c [2019-10-04 09:28:46,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f25b085d/ca7ae1dcd8d04bed99a5f5d72bf7b451/FLAG5e0d5ab5a [2019-10-04 09:28:46,477 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f25b085d/ca7ae1dcd8d04bed99a5f5d72bf7b451 [2019-10-04 09:28:46,490 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 09:28:46,492 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 09:28:46,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 09:28:46,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 09:28:46,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 09:28:46,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:28:46" (1/1) ... [2019-10-04 09:28:46,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f0ede89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:46, skipping insertion in model container [2019-10-04 09:28:46,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:28:46" (1/1) ... [2019-10-04 09:28:46,509 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 09:28:46,524 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 09:28:46,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:28:46,700 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 09:28:46,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:28:46,738 INFO L192 MainTranslator]: Completed translation [2019-10-04 09:28:46,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:46 WrapperNode [2019-10-04 09:28:46,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 09:28:46,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 09:28:46,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 09:28:46,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 09:28:46,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:46" (1/1) ... [2019-10-04 09:28:46,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:46" (1/1) ... [2019-10-04 09:28:46,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:46" (1/1) ... [2019-10-04 09:28:46,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:46" (1/1) ... [2019-10-04 09:28:46,838 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:46" (1/1) ... [2019-10-04 09:28:46,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:46" (1/1) ... [2019-10-04 09:28:46,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:46" (1/1) ... [2019-10-04 09:28:46,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 09:28:46,850 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 09:28:46,850 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 09:28:46,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 09:28:46,851 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:28:46" (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 [2019-10-04 09:28:46,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 09:28:46,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 09:28:46,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-04 09:28:46,903 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-10-04 09:28:46,903 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 09:28:46,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 09:28:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-04 09:28:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-10-04 09:28:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 09:28:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 09:28:46,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 09:28:47,072 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 09:28:47,073 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-10-04 09:28:47,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:28:47 BoogieIcfgContainer [2019-10-04 09:28:47,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 09:28:47,074 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 09:28:47,075 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 09:28:47,075 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 09:28:47,076 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:28:47" (1/1) ... [2019-10-04 09:28:47,076 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 [2019-10-04 09:28:47,100 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 09:28:47,101 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 09:28:47,108 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 09:28:47,117 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 09:28:47,119 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 09:28:47,247 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-10-04 09:28:47,399 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 11 for LOIs [2019-10-04 09:28:47,426 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 09:28:47,427 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 09:28:47,429 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 61#false [2019-10-04 09:28:47,437 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-10-04 09:28:47,438 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 09:28:47,441 INFO L168 Benchmark]: Toolchain (without parser) took 947.80 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 86.3 MB in the beginning and 147.9 MB in the end (delta: -61.6 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-10-04 09:28:47,442 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 130.5 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 09:28:47,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 247.08 ms. Allocated memory is still 130.5 MB. Free memory was 86.1 MB in the beginning and 76.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. [2019-10-04 09:28:47,444 INFO L168 Benchmark]: Boogie Preprocessor took 109.24 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 76.9 MB in the beginning and 174.0 MB in the end (delta: -97.0 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-10-04 09:28:47,445 INFO L168 Benchmark]: RCFGBuilder took 223.96 ms. Allocated memory is still 197.1 MB. Free memory was 174.0 MB in the beginning and 161.2 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. [2019-10-04 09:28:47,446 INFO L168 Benchmark]: Sifa took 363.58 ms. Allocated memory is still 197.1 MB. Free memory was 161.2 MB in the beginning and 147.9 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2019-10-04 09:28:47,451 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 130.5 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 247.08 ms. Allocated memory is still 130.5 MB. Free memory was 86.1 MB in the beginning and 76.9 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.24 ms. Allocated memory was 130.5 MB in the beginning and 197.1 MB in the end (delta: 66.6 MB). Free memory was 76.9 MB in the beginning and 174.0 MB in the end (delta: -97.0 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 223.96 ms. Allocated memory is still 197.1 MB. Free memory was 174.0 MB in the beginning and 161.2 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 7.1 GB. * Sifa took 363.58 ms. Allocated memory is still 197.1 MB. Free memory was 161.2 MB in the beginning and 147.9 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 328, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 24, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 14, TOOLS_POST_TIME[ms]: 3, TOOLS_POST_CALL_APPLICATIONS: 8, TOOLS_POST_CALL_TIME[ms]: 33, TOOLS_POST_RETURN_APPLICATIONS: 5, TOOLS_POST_RETURN_TIME[ms]: 20, TOOLS_QUANTIFIERELIM_APPLICATIONS: 27, TOOLS_QUANTIFIERELIM_TIME[ms]: 38, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 14, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 25, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 8, DOMAIN_JOIN_TIME[ms]: 167, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 3, DOMAIN_ISBOTTOM_APPLICATIONS: 3, DOMAIN_ISBOTTOM_TIME[ms]: 14, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 75, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 74, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 5, CALL_SUMMARIZER_CACHE_MISSES: 3, CALL_SUMMARIZER_OVERALL_TIME[ms]: 105, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 105, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 16, DAG_COMPRESSION_PROCESSED_NODES: 62, DAG_COMPRESSION_RETAINED_NODES: 37 - PositiveResult [Line: 5]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...