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 SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:25:58,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:25:58,986 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:25:59,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:25:59,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:25:59,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:25:59,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:25:59,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:25:59,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:25:59,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:25:59,028 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:25:59,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:25:59,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:25:59,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:25:59,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:25:59,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:25:59,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:25:59,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:25:59,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:25:59,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:25:59,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:25:59,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:25:59,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:25:59,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:25:59,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:25:59,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:25:59,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:25:59,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:25:59,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:25:59,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:25:59,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:25:59,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:25:59,051 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:25:59,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:25:59,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:25:59,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:25:59,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:25:59,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:25:59,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:25:59,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:25:59,056 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:25:59,056 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 [2019-09-21 08:25:59,079 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:25:59,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:25:59,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:25:59,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:25:59,084 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:25:59,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:25:59,085 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:25:59,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:25:59,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:25:59,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:25:59,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:25:59,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:25:59,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:25:59,087 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:25:59,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:25:59,088 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:25:59,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:25:59,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:25:59,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:25:59,089 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:25:59,090 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:25:59,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:25:59,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:25:59,091 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:25:59,091 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:25:59,091 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:25:59,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:25:59,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:25:59,092 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 -> SIMPLIFY_QUICK [2019-09-21 08:25:59,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:25:59,138 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:25:59,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:25:59,143 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:25:59,144 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:25:59,144 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i [2019-09-21 08:25:59,205 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b52850bf4/cc24f02c5e5b4d44a53d6759e1deed4c/FLAG9b60ffb2f [2019-09-21 08:25:59,652 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:25:59,652 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i [2019-09-21 08:25:59,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b52850bf4/cc24f02c5e5b4d44a53d6759e1deed4c/FLAG9b60ffb2f [2019-09-21 08:26:00,034 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b52850bf4/cc24f02c5e5b4d44a53d6759e1deed4c [2019-09-21 08:26:00,044 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:26:00,045 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:26:00,047 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:26:00,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:26:00,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:26:00,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:26:00" (1/1) ... [2019-09-21 08:26:00,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bfade5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:00, skipping insertion in model container [2019-09-21 08:26:00,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:26:00" (1/1) ... [2019-09-21 08:26:00,062 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:26:00,080 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:26:00,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:26:00,272 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:26:00,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:26:00,400 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:26:00,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:00 WrapperNode [2019-09-21 08:26:00,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:26:00,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:26:00,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:26:00,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:26:00,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:00" (1/1) ... [2019-09-21 08:26:00,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:00" (1/1) ... [2019-09-21 08:26:00,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:00" (1/1) ... [2019-09-21 08:26:00,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:00" (1/1) ... [2019-09-21 08:26:00,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:00" (1/1) ... [2019-09-21 08:26:00,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:00" (1/1) ... [2019-09-21 08:26:00,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:00" (1/1) ... [2019-09-21 08:26:00,439 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:26:00,440 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:26:00,440 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:26:00,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:26:00,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:00" (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 [2019-09-21 08:26:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:26:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:26:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-21 08:26:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure glob2 [2019-09-21 08:26:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:26:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:26:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 08:26:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure glob2 [2019-09-21 08:26:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:26:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:26:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:26:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:26:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:26:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:26:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:26:00,801 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:26:00,801 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 08:26:00,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:26:00 BoogieIcfgContainer [2019-09-21 08:26:00,803 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:26:00,803 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:26:00,803 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:26:00,803 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:26:00,805 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:26:00" (1/1) ... [2019-09-21 08:26:00,805 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=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:26:00,827 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:26:00,828 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:26:00,835 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:26:00,843 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:26:00,845 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:26:01,017 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-09-21 08:26:01,128 INFO L199 IcfgInterpreter]: Interpreting procedure glob2 with input of size 35 for LOIs [2019-09-21 08:26:01,343 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-21 08:26:01,355 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-21 08:26:01,469 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-21 08:26:01,475 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:26:01,476 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:26:01,478 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 52#(and (or (= |__VERIFIER_assert_#in~cond| 0) (= |__VERIFIER_assert_#in~cond| 1)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-21 08:26:01,497 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:26:01,497 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:26:01,501 INFO L168 Benchmark]: Toolchain (without parser) took 1453.56 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 86.2 MB in the beginning and 116.1 MB in the end (delta: -29.9 MB). Peak memory consumption was 30.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:01,503 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:26:01,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 353.99 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 86.0 MB in the beginning and 176.5 MB in the end (delta: -90.5 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:01,507 INFO L168 Benchmark]: Boogie Preprocessor took 38.27 ms. Allocated memory is still 198.7 MB. Free memory was 176.5 MB in the beginning and 174.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:01,508 INFO L168 Benchmark]: RCFGBuilder took 362.96 ms. Allocated memory is still 198.7 MB. Free memory was 174.2 MB in the beginning and 157.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:01,509 INFO L168 Benchmark]: Sifa took 694.44 ms. Allocated memory is still 198.7 MB. Free memory was 157.2 MB in the beginning and 116.1 MB in the end (delta: 41.1 MB). Peak memory consumption was 41.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:26:01,512 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 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 353.99 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 86.0 MB in the beginning and 176.5 MB in the end (delta: -90.5 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.27 ms. Allocated memory is still 198.7 MB. Free memory was 176.5 MB in the beginning and 174.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 362.96 ms. Allocated memory is still 198.7 MB. Free memory was 174.2 MB in the beginning and 157.2 MB in the end (delta: 17.0 MB). Peak memory consumption was 17.0 MB. Max. memory is 7.1 GB. * Sifa took 694.44 ms. Allocated memory is still 198.7 MB. Free memory was 157.2 MB in the beginning and 116.1 MB in the end (delta: 41.1 MB). Peak memory consumption was 41.1 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]: 651, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 26, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 18, TOOLS_POST_TIME[ms]: 138, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 207, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 12, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 334, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 106, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 29, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 7, DOMAIN_JOIN_TIME[ms]: 106, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 107, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 335, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 334, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 136, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 135, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 13, DAG_COMPRESSION_PROCESSED_NODES: 53, DAG_COMPRESSION_RETAINED_NODES: 36 - 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 52#(and (or (= |__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...