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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:04:34,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:04:34,421 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:04:34,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:04:34,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:04:34,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:04:34,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:04:34,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:04:34,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:04:34,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:04:34,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:04:34,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:04:34,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:04:34,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:04:34,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:04:34,447 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:04:34,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:04:34,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:04:34,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:04:34,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:04:34,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:04:34,455 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:04:34,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:04:34,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:04:34,461 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:04:34,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:04:34,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:04:34,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:04:34,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:04:34,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:04:34,469 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:04:34,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:04:34,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:04:34,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:04:34,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:04:34,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:04:34,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:04:34,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:04:34,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:04:34,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:04:34,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:04:34,482 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 [2019-09-20 15:04:34,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:04:34,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:04:34,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:04:34,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:04:34,508 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:04:34,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:04:34,508 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:04:34,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:04:34,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:04:34,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:04:34,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:04:34,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:04:34,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:04:34,511 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:04:34,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:04:34,511 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:04:34,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:04:34,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:04:34,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:04:34,512 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:04:34,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:04:34,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:04:34,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:04:34,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:04:34,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:04:34,513 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:04:34,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:04:34,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:04:34,514 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> NONE [2019-09-20 15:04:34,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:04:34,561 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:04:34,568 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:04:34,570 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:04:34,570 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:04:34,571 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i [2019-09-20 15:04:34,643 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/302ecd0cb/6e3a7a3c292543d48893d9813c47e6fe/FLAGdf7c71c8d [2019-09-20 15:04:35,081 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:04:35,081 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i [2019-09-20 15:04:35,087 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/302ecd0cb/6e3a7a3c292543d48893d9813c47e6fe/FLAGdf7c71c8d [2019-09-20 15:04:35,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/302ecd0cb/6e3a7a3c292543d48893d9813c47e6fe [2019-09-20 15:04:35,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:04:35,473 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:04:35,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:04:35,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:04:35,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:04:35,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:04:35" (1/1) ... [2019-09-20 15:04:35,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f342b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:35, skipping insertion in model container [2019-09-20 15:04:35,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:04:35" (1/1) ... [2019-09-20 15:04:35,487 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:04:35,502 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:04:35,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:04:35,685 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:04:35,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:04:35,716 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:04:35,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:35 WrapperNode [2019-09-20 15:04:35,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:04:35,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:04:35,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:04:35,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:04:35,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:35" (1/1) ... [2019-09-20 15:04:35,822 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:35" (1/1) ... [2019-09-20 15:04:35,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:35" (1/1) ... [2019-09-20 15:04:35,830 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:35" (1/1) ... [2019-09-20 15:04:35,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:35" (1/1) ... [2019-09-20 15:04:35,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:35" (1/1) ... [2019-09-20 15:04:35,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:35" (1/1) ... [2019-09-20 15:04:35,846 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:04:35,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:04:35,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:04:35,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:04:35,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:04:35" (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 [2019-09-20 15:04:35,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:04:35,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:04:35,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 15:04:35,905 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:04:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:04:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 15:04:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 15:04:35,906 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:04:35,907 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:04:35,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:04:35,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:04:36,160 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:04:36,161 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-20 15:04:36,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:04:36 BoogieIcfgContainer [2019-09-20 15:04:36,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:04:36,163 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:04:36,163 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:04:36,163 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:04:36,164 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:04:36" (1/1) ... [2019-09-20 15:04:36,165 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:04:36,192 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:04:36,192 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:04:36,200 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:04:36,219 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:04:36,221 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:04:36,273 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 15:04:37,252 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 15:04:37,253 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:04:37,253 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:04:37,256 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 354#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 15:04:37,268 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:04:37,269 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:04:37,272 INFO L168 Benchmark]: Toolchain (without parser) took 1797.52 ms. Allocated memory was 138.9 MB in the beginning and 222.3 MB in the end (delta: 83.4 MB). Free memory was 85.4 MB in the beginning and 181.1 MB in the end (delta: -95.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 15:04:37,274 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 103.6 MB in the beginning and 103.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:04:37,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.08 ms. Allocated memory is still 138.9 MB. Free memory was 85.2 MB in the beginning and 75.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:04:37,277 INFO L168 Benchmark]: Boogie Preprocessor took 128.95 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 75.3 MB in the beginning and 177.1 MB in the end (delta: -101.8 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:04:37,278 INFO L168 Benchmark]: RCFGBuilder took 315.66 ms. Allocated memory is still 199.8 MB. Free memory was 176.5 MB in the beginning and 160.7 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:04:37,283 INFO L168 Benchmark]: Sifa took 1106.30 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 160.7 MB in the beginning and 181.1 MB in the end (delta: -20.4 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:04:37,294 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 103.6 MB in the beginning and 103.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 243.08 ms. Allocated memory is still 138.9 MB. Free memory was 85.2 MB in the beginning and 75.3 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.95 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 75.3 MB in the beginning and 177.1 MB in the end (delta: -101.8 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 315.66 ms. Allocated memory is still 199.8 MB. Free memory was 176.5 MB in the beginning and 160.7 MB in the end (delta: 15.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * Sifa took 1106.30 ms. Allocated memory was 199.8 MB in the beginning and 222.3 MB in the end (delta: 22.5 MB). Free memory was 160.7 MB in the beginning and 181.1 MB in the end (delta: -20.4 MB). Peak memory consumption was 2.2 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]: 1064, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 184, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 80, TOOLS_POST_TIME[ms]: 179, TOOLS_POST_CALL_APPLICATIONS: 88, TOOLS_POST_CALL_TIME[ms]: 537, TOOLS_POST_RETURN_APPLICATIONS: 71, TOOLS_POST_RETURN_TIME[ms]: 124, TOOLS_QUANTIFIERELIM_APPLICATIONS: 239, TOOLS_QUANTIFIERELIM_TIME[ms]: 710, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 51, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 191, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 49, DOMAIN_JOIN_TIME[ms]: 7, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 4, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 33, DOMAIN_ISBOTTOM_TIME[ms]: 58, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 798, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 797, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 71, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 264, DAG_COMPRESSION_RETAINED_NODES: 118 - 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 354#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 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...