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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:01:44,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:01:44,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:01:45,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:01:45,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:01:45,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:01:45,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:01:45,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:01:45,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:01:45,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:01:45,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:01:45,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:01:45,045 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:01:45,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:01:45,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:01:45,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:01:45,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:01:45,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:01:45,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:01:45,063 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:01:45,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:01:45,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:01:45,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:01:45,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:01:45,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:01:45,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:01:45,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:01:45,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:01:45,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:01:45,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:01:45,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:01:45,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:01:45,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:01:45,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:01:45,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:01:45,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:01:45,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:01:45,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:01:45,086 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:01:45,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:01:45,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:01:45,092 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 [2019-09-25 17:01:45,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:01:45,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:01:45,116 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:01:45,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:01:45,117 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:01:45,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:01:45,117 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:01:45,117 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:01:45,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:01:45,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:01:45,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:01:45,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:01:45,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:01:45,120 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:01:45,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:01:45,120 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:01:45,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:01:45,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:01:45,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:01:45,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:01:45,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:01:45,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:01:45,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:01:45,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:01:45,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:01:45,122 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:01:45,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:01:45,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:01:45,123 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:01:45,172 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:01:45,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:01:45,189 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:01:45,190 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:01:45,190 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:01:45,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i [2019-09-25 17:01:45,265 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52e91d1e1/7d8c2c9a2ae24d8bbd84cdfdf2d90a7a/FLAG493e8b4ca [2019-09-25 17:01:45,765 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:01:45,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i [2019-09-25 17:01:45,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52e91d1e1/7d8c2c9a2ae24d8bbd84cdfdf2d90a7a/FLAG493e8b4ca [2019-09-25 17:01:46,114 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52e91d1e1/7d8c2c9a2ae24d8bbd84cdfdf2d90a7a [2019-09-25 17:01:46,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:01:46,125 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:01:46,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:01:46,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:01:46,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:01:46,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:01:46" (1/1) ... [2019-09-25 17:01:46,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b23440e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:01:46, skipping insertion in model container [2019-09-25 17:01:46,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:01:46" (1/1) ... [2019-09-25 17:01:46,141 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:01:46,158 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:01:46,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:01:46,353 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:01:46,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:01:46,465 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:01:46,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:01:46 WrapperNode [2019-09-25 17:01:46,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:01:46,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:01:46,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:01:46,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:01:46,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:01:46" (1/1) ... [2019-09-25 17:01:46,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:01:46" (1/1) ... [2019-09-25 17:01:46,485 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:01:46" (1/1) ... [2019-09-25 17:01:46,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:01:46" (1/1) ... [2019-09-25 17:01:46,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:01:46" (1/1) ... [2019-09-25 17:01:46,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:01:46" (1/1) ... [2019-09-25 17:01:46,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:01:46" (1/1) ... [2019-09-25 17:01:46,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:01:46,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:01:46,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:01:46,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:01:46,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:01:46" (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 [2019-09-25 17:01:46,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:01:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:01:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-25 17:01:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure glob2 [2019-09-25 17:01:46,575 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:01:46,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:01:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 17:01:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure glob2 [2019-09-25 17:01:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:01:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:01:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:01:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:01:46,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:01:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:01:46,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:01:46,876 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:01:46,877 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-25 17:01:46,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:01:46 BoogieIcfgContainer [2019-09-25 17:01:46,878 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:01:46,878 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:01:46,879 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:01:46,879 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:01:46,880 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:01:46" (1/1) ... [2019-09-25 17:01:46,881 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ 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=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:01:46,906 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:01:46,906 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:01:46,914 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:01:46,924 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:01:46,926 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:01:47,095 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-09-25 17:01:47,176 INFO L199 IcfgInterpreter]: Interpreting procedure glob2 with input of size 35 for LOIs [2019-09-25 17:01:47,411 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 17:01:47,423 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-25 17:01:47,587 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 14 for LOIs [2019-09-25 17:01:47,592 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:01:47,592 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:01:47,594 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 53#(or (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 1) (= ~tmp~0.offset 4) (= |#NULL.offset| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (= ~tmp~0.offset 4) (= |#NULL.offset| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond))) [2019-09-25 17:01:47,608 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:01:47,608 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:01:47,610 INFO L168 Benchmark]: Toolchain (without parser) took 1485.33 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 87.8 MB in the beginning and 113.9 MB in the end (delta: -26.1 MB). Peak memory consumption was 40.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:01:47,612 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:01:47,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 340.22 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 175.6 MB in the end (delta: -88.0 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:01:47,614 INFO L168 Benchmark]: Boogie Preprocessor took 53.59 ms. Allocated memory is still 198.7 MB. Free memory was 175.6 MB in the beginning and 173.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:01:47,614 INFO L168 Benchmark]: RCFGBuilder took 358.37 ms. Allocated memory is still 198.7 MB. Free memory was 173.3 MB in the beginning and 156.2 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:01:47,615 INFO L168 Benchmark]: Sifa took 729.97 ms. Allocated memory is still 198.7 MB. Free memory was 156.2 MB in the beginning and 113.9 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:01:47,619 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 340.22 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 175.6 MB in the end (delta: -88.0 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.59 ms. Allocated memory is still 198.7 MB. Free memory was 175.6 MB in the beginning and 173.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 358.37 ms. Allocated memory is still 198.7 MB. Free memory was 173.3 MB in the beginning and 156.2 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. * Sifa took 729.97 ms. Allocated memory is still 198.7 MB. Free memory was 156.2 MB in the beginning and 113.9 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 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]: 688, ICFG_INTERPRETER_ENTERED_PROCEDURES: 4, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 26, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 18, TOOLS_POST_TIME[ms]: 129, TOOLS_POST_CALL_APPLICATIONS: 7, TOOLS_POST_CALL_TIME[ms]: 207, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 18, TOOLS_QUANTIFIERELIM_APPLICATIONS: 29, TOOLS_QUANTIFIERELIM_TIME[ms]: 323, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 88, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 29, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 7, DOMAIN_JOIN_TIME[ms]: 147, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 92, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 403, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 403, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 118, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 117, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 15, 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 53#(or (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 1) (= ~tmp~0.offset 4) (= |#NULL.offset| 0) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (and (= |#NULL.base| 0) (= |__VERIFIER_assert_#in~cond| 0) (= ~tmp~0.offset 4) (= |#NULL.offset| 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...