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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-crafted/zero_sum5.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 16:00:38,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 16:00:38,604 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 16:00:38,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 16:00:38,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 16:00:38,619 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 16:00:38,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 16:00:38,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 16:00:38,624 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 16:00:38,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 16:00:38,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 16:00:38,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 16:00:38,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 16:00:38,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 16:00:38,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 16:00:38,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 16:00:38,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 16:00:38,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 16:00:38,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 16:00:38,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 16:00:38,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 16:00:38,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 16:00:38,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 16:00:38,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 16:00:38,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 16:00:38,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 16:00:38,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 16:00:38,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 16:00:38,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 16:00:38,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 16:00:38,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 16:00:38,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 16:00:38,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 16:00:38,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 16:00:38,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 16:00:38,650 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 16:00:38,651 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 16:00:38,651 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 16:00:38,651 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 16:00:38,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 16:00:38,653 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 16:00:38,654 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 [2019-09-17 16:00:38,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 16:00:38,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 16:00:38,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 16:00:38,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 16:00:38,671 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 16:00:38,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 16:00:38,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 16:00:38,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 16:00:38,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 16:00:38,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 16:00:38,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 16:00:38,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 16:00:38,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 16:00:38,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 16:00:38,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 16:00:38,673 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 16:00:38,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 16:00:38,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 16:00:38,674 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 16:00:38,674 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 16:00:38,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 16:00:38,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 16:00:38,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 16:00:38,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 16:00:38,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 16:00:38,676 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 16:00:38,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 16:00:38,676 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 16:00:38,676 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 16:00:38,708 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 16:00:38,721 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 16:00:38,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 16:00:38,727 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 16:00:38,727 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 16:00:38,728 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/zero_sum5.c [2019-09-17 16:00:38,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1eb78143/4e73668377cc4defb1028883b3451ea7/FLAG5e20e246c [2019-09-17 16:00:39,243 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 16:00:39,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/zero_sum5.c [2019-09-17 16:00:39,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1eb78143/4e73668377cc4defb1028883b3451ea7/FLAG5e20e246c [2019-09-17 16:00:39,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1eb78143/4e73668377cc4defb1028883b3451ea7 [2019-09-17 16:00:39,685 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 16:00:39,686 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 16:00:39,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 16:00:39,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 16:00:39,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 16:00:39,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:00:39" (1/1) ... [2019-09-17 16:00:39,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283534bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:39, skipping insertion in model container [2019-09-17 16:00:39,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 04:00:39" (1/1) ... [2019-09-17 16:00:39,703 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 16:00:39,728 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 16:00:40,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:00:40,019 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 16:00:40,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 16:00:40,189 INFO L192 MainTranslator]: Completed translation [2019-09-17 16:00:40,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:40 WrapperNode [2019-09-17 16:00:40,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 16:00:40,190 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 16:00:40,191 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 16:00:40,191 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 16:00:40,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:40" (1/1) ... [2019-09-17 16:00:40,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:40" (1/1) ... [2019-09-17 16:00:40,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:40" (1/1) ... [2019-09-17 16:00:40,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:40" (1/1) ... [2019-09-17 16:00:40,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:40" (1/1) ... [2019-09-17 16:00:40,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:40" (1/1) ... [2019-09-17 16:00:40,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:40" (1/1) ... [2019-09-17 16:00:40,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 16:00:40,276 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 16:00:40,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 16:00:40,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 16:00:40,279 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 04:00:40" (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 [2019-09-17 16:00:40,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 16:00:40,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 16:00:40,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-17 16:00:40,342 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 16:00:40,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 16:00:40,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-17 16:00:40,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 16:00:40,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2019-09-17 16:00:40,343 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 16:00:40,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 16:00:40,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 16:00:40,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 16:00:40,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 16:00:40,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 16:00:40,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 16:00:40,920 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 16:00:40,921 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-09-17 16:00:40,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:00:40 BoogieIcfgContainer [2019-09-17 16:00:40,922 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 16:00:40,923 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 16:00:40,923 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 16:00:40,923 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 16:00:40,925 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 04:00:40" (1/1) ... [2019-09-17 16:00:40,925 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 16:00:40,954 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 16:00:40,954 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 16:00:40,963 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 16:00:40,972 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 16:00:40,973 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 16:00:41,237 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-09-17 16:00:41,456 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2019-09-17 16:00:43,167 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 87 [2019-09-17 16:00:45,212 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2019-09-17 16:00:45,896 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 45 [2019-09-17 16:00:47,419 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-17 16:00:47,463 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 16:00:47,464 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 16:00:47,465 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 398#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-17 16:00:47,487 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 16:00:47,488 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 16:00:47,489 INFO L168 Benchmark]: Toolchain (without parser) took 7802.97 ms. Allocated memory was 134.2 MB in the beginning and 301.5 MB in the end (delta: 167.2 MB). Free memory was 89.1 MB in the beginning and 111.2 MB in the end (delta: -22.2 MB). Peak memory consumption was 145.1 MB. Max. memory is 7.1 GB. [2019-09-17 16:00:47,490 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.3 MB in the beginning and 108.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 16:00:47,491 INFO L168 Benchmark]: CACSL2BoogieTranslator took 502.39 ms. Allocated memory was 134.2 MB in the beginning and 198.7 MB in the end (delta: 64.5 MB). Free memory was 88.9 MB in the beginning and 173.9 MB in the end (delta: -85.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-09-17 16:00:47,491 INFO L168 Benchmark]: Boogie Preprocessor took 85.67 ms. Allocated memory is still 198.7 MB. Free memory was 173.9 MB in the beginning and 172.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-17 16:00:47,492 INFO L168 Benchmark]: RCFGBuilder took 646.26 ms. Allocated memory is still 198.7 MB. Free memory was 172.1 MB in the beginning and 138.1 MB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 7.1 GB. [2019-09-17 16:00:47,493 INFO L168 Benchmark]: Sifa took 6564.64 ms. Allocated memory was 198.7 MB in the beginning and 301.5 MB in the end (delta: 102.8 MB). Free memory was 138.1 MB in the beginning and 111.2 MB in the end (delta: 26.9 MB). Peak memory consumption was 129.6 MB. Max. memory is 7.1 GB. [2019-09-17 16:00:47,497 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 134.2 MB. Free memory was 108.3 MB in the beginning and 108.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 502.39 ms. Allocated memory was 134.2 MB in the beginning and 198.7 MB in the end (delta: 64.5 MB). Free memory was 88.9 MB in the beginning and 173.9 MB in the end (delta: -85.0 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.67 ms. Allocated memory is still 198.7 MB. Free memory was 173.9 MB in the beginning and 172.1 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 646.26 ms. Allocated memory is still 198.7 MB. Free memory was 172.1 MB in the beginning and 138.1 MB in the end (delta: 34.0 MB). Peak memory consumption was 34.0 MB. Max. memory is 7.1 GB. * Sifa took 6564.64 ms. Allocated memory was 198.7 MB in the beginning and 301.5 MB in the end (delta: 102.8 MB). Free memory was 138.1 MB in the beginning and 111.2 MB in the end (delta: 26.9 MB). Peak memory consumption was 129.6 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]: 6512, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 73, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 59, TOOLS_POST_TIME[ms]: 186, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 63, TOOLS_QUANTIFIERELIM_TIME[ms]: 176, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 72, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 115, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 44, DOMAIN_JOIN_TIME[ms]: 2389, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 31, DOMAIN_WIDEN_TIME[ms]: 3768, DOMAIN_ISSUBSETEQ_APPLICATIONS: 42, DOMAIN_ISSUBSETEQ_TIME[ms]: 41, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6154, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6153, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 42, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 200, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 200, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 24, DAG_COMPRESSION_PROCESSED_NODES: 118, DAG_COMPRESSION_RETAINED_NODES: 61 - UnprovableResult [Line: 3]: 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 398#(and (= 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...