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/array-examples/standard_partition_ground-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 00:49:29,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 00:49:29,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 00:49:29,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 00:49:29,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 00:49:29,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 00:49:29,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 00:49:29,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 00:49:29,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 00:49:29,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 00:49:29,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 00:49:29,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 00:49:29,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 00:49:29,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 00:49:29,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 00:49:29,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 00:49:29,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 00:49:29,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 00:49:29,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 00:49:29,120 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 00:49:29,125 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 00:49:29,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 00:49:29,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 00:49:29,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 00:49:29,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-14 00:49:29,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 00:49:29,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 00:49:29,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 00:49:29,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 00:49:29,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 00:49:29,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 00:49:29,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 00:49:29,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 00:49:29,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 00:49:29,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 00:49:29,142 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 00:49:29,143 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 [2019-10-14 00:49:29,157 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 00:49:29,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 00:49:29,159 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 00:49:29,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 00:49:29,159 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 00:49:29,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 00:49:29,160 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 00:49:29,160 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 00:49:29,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 00:49:29,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 00:49:29,161 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 00:49:29,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 00:49:29,161 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 00:49:29,161 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 00:49:29,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 00:49:29,162 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 00:49:29,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 00:49:29,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 00:49:29,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 00:49:29,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 00:49:29,163 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 00:49:29,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 00:49:29,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 00:49:29,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 00:49:29,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 00:49:29,164 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 00:49:29,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 00:49:29,164 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 00:49:29,164 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 [2019-10-14 00:49:29,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 00:49:29,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 00:49:29,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 00:49:29,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 00:49:29,508 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 00:49:29,508 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_partition_ground-2.i [2019-10-14 00:49:29,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba7b09d2/84216c89cd0e494da1a2e273fdbbee2b/FLAGc23d2bd77 [2019-10-14 00:49:30,037 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 00:49:30,040 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_partition_ground-2.i [2019-10-14 00:49:30,047 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba7b09d2/84216c89cd0e494da1a2e273fdbbee2b/FLAGc23d2bd77 [2019-10-14 00:49:30,385 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ba7b09d2/84216c89cd0e494da1a2e273fdbbee2b [2019-10-14 00:49:30,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 00:49:30,397 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 00:49:30,399 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 00:49:30,399 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 00:49:30,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 00:49:30,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:49:30" (1/1) ... [2019-10-14 00:49:30,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5611840f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:30, skipping insertion in model container [2019-10-14 00:49:30,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:49:30" (1/1) ... [2019-10-14 00:49:30,415 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 00:49:30,433 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 00:49:30,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:49:30,604 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 00:49:30,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:49:30,650 INFO L192 MainTranslator]: Completed translation [2019-10-14 00:49:30,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:30 WrapperNode [2019-10-14 00:49:30,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 00:49:30,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 00:49:30,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 00:49:30,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 00:49:30,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:30" (1/1) ... [2019-10-14 00:49:30,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:30" (1/1) ... [2019-10-14 00:49:30,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:30" (1/1) ... [2019-10-14 00:49:30,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:30" (1/1) ... [2019-10-14 00:49:30,765 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:30" (1/1) ... [2019-10-14 00:49:30,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:30" (1/1) ... [2019-10-14 00:49:30,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:30" (1/1) ... [2019-10-14 00:49:30,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 00:49:30,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 00:49:30,779 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 00:49:30,779 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 00:49:30,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:49:30" (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 [2019-10-14 00:49:30,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 00:49:30,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 00:49:30,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-14 00:49:30,847 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 00:49:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 00:49:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-14 00:49:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 00:49:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 00:49:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 00:49:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 00:49:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 00:49:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 00:49:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 00:49:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 00:49:31,282 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 00:49:31,282 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 00:49:31,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:49:31 BoogieIcfgContainer [2019-10-14 00:49:31,284 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 00:49:31,284 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 00:49:31,284 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 00:49:31,284 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 00:49:31,286 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:49:31" (1/1) ... [2019-10-14 00:49:31,286 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 [2019-10-14 00:49:31,308 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-14 00:49:31,309 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 00:49:31,315 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 00:49:31,323 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 00:49:31,324 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 00:49:31,525 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-10-14 00:49:32,185 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 21 for LOIs [2019-10-14 00:49:32,192 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 00:49:32,193 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 00:49:32,196 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 138#(and (exists ((|v_main_~#bb~0.offset_BEFORE_CALL_4| Int) (v_main_~x~0_BEFORE_CALL_4 Int) (|v_main_~#bb~0.base_BEFORE_CALL_4| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (<= 0 (select (select |#memory_int| |v_main_~#bb~0.base_BEFORE_CALL_4|) (+ |v_main_~#bb~0.offset_BEFORE_CALL_4| (* v_main_~x~0_BEFORE_CALL_4 4)))) (<= 0 v_main_~x~0_BEFORE_CALL_4)) (and (= |__VERIFIER_assert_#in~cond| 0) (not (<= 0 (select (select |#memory_int| |v_main_~#bb~0.base_BEFORE_CALL_4|) (+ |v_main_~#bb~0.offset_BEFORE_CALL_4| (* v_main_~x~0_BEFORE_CALL_4 4))))) (<= 0 v_main_~x~0_BEFORE_CALL_4)))) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-10-14 00:49:32,217 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 00:49:32,217 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 00:49:32,219 INFO L168 Benchmark]: Toolchain (without parser) took 1821.79 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 105.8 MB in the beginning and 105.5 MB in the end (delta: 307.6 kB). Peak memory consumption was 63.7 MB. Max. memory is 7.1 GB. [2019-10-14 00:49:32,220 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 123.8 MB in the beginning and 123.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-14 00:49:32,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.67 ms. Allocated memory is still 140.5 MB. Free memory was 105.5 MB in the beginning and 95.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. [2019-10-14 00:49:32,222 INFO L168 Benchmark]: Boogie Preprocessor took 127.23 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 95.3 MB in the beginning and 181.7 MB in the end (delta: -86.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. [2019-10-14 00:49:32,223 INFO L168 Benchmark]: RCFGBuilder took 504.55 ms. Allocated memory is still 203.9 MB. Free memory was 181.7 MB in the beginning and 156.7 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-10-14 00:49:32,224 INFO L168 Benchmark]: Sifa took 933.45 ms. Allocated memory is still 203.9 MB. Free memory was 156.7 MB in the beginning and 105.5 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 MB. Max. memory is 7.1 GB. [2019-10-14 00:49:32,227 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 140.5 MB. Free memory was 123.8 MB in the beginning and 123.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 252.67 ms. Allocated memory is still 140.5 MB. Free memory was 105.5 MB in the beginning and 95.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 10.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.23 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 95.3 MB in the beginning and 181.7 MB in the end (delta: -86.4 MB). Peak memory consumption was 13.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 504.55 ms. Allocated memory is still 203.9 MB. Free memory was 181.7 MB in the beginning and 156.7 MB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Sifa took 933.45 ms. Allocated memory is still 203.9 MB. Free memory was 156.7 MB in the beginning and 105.5 MB in the end (delta: 51.2 MB). Peak memory consumption was 51.2 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]: 888, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 37, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 27, TOOLS_POST_TIME[ms]: 360, TOOLS_POST_CALL_APPLICATIONS: 6, TOOLS_POST_CALL_TIME[ms]: 47, TOOLS_POST_RETURN_APPLICATIONS: 4, TOOLS_POST_RETURN_TIME[ms]: 8, TOOLS_QUANTIFIERELIM_APPLICATIONS: 37, TOOLS_QUANTIFIERELIM_TIME[ms]: 386, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 105, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 47, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 14, DOMAIN_JOIN_TIME[ms]: 157, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 194, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 41, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 2, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 643, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 642, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 4, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 171, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 170, 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: 64, DAG_COMPRESSION_RETAINED_NODES: 38 - UnprovableResult [Line: 2]: 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 138#(and (exists ((|v_main_~#bb~0.offset_BEFORE_CALL_4| Int) (v_main_~x~0_BEFORE_CALL_4 Int) (|v_main_~#bb~0.base_BEFORE_CALL_4| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 1) (<= 0 (select (select |#memory_int| |v_main_~#bb~0.base_BEFORE_CALL_4|) (+ |v_main_~#bb~0.offset_BEFORE_CALL_4| (* v_main_~x~0_BEFORE_CALL_4 4)))) (<= 0 v_main_~x~0_BEFORE_CALL_4)) (and (= |__VERIFIER_assert_#in~cond| 0) (not (<= 0 (select (select |#memory_int| |v_main_~#bb~0.base_BEFORE_CALL_4|) (+ |v_main_~#bb~0.offset_BEFORE_CALL_4| (* v_main_~x~0_BEFORE_CALL_4 4))))) (<= 0 v_main_~x~0_BEFORE_CALL_4)))) (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (<= 0 __VERIFIER_assert_~cond) (= 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...