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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/string-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 06:57:58,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 06:57:58,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 06:57:58,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 06:57:58,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 06:57:58,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 06:57:58,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 06:57:58,587 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 06:57:58,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 06:57:58,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 06:57:58,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 06:57:58,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 06:57:58,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 06:57:58,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 06:57:58,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 06:57:58,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 06:57:58,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 06:57:58,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 06:57:58,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 06:57:58,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 06:57:58,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 06:57:58,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 06:57:58,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 06:57:58,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 06:57:58,625 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 06:57:58,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 06:57:58,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 06:57:58,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 06:57:58,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 06:57:58,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 06:57:58,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 06:57:58,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 06:57:58,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 06:57:58,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 06:57:58,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 06:57:58,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 06:57:58,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 06:57:58,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 06:57:58,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 06:57:58,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 06:57:58,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 06:57:58,647 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 [2019-09-19 06:57:58,660 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 06:57:58,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 06:57:58,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 06:57:58,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 06:57:58,662 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 06:57:58,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 06:57:58,663 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 06:57:58,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 06:57:58,663 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 06:57:58,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 06:57:58,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 06:57:58,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 06:57:58,664 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 06:57:58,664 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 06:57:58,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 06:57:58,665 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 06:57:58,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 06:57:58,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 06:57:58,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 06:57:58,666 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 06:57:58,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 06:57:58,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 06:57:58,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 06:57:58,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 06:57:58,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 06:57:58,667 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 06:57:58,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 06:57:58,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 06:57:58,668 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 -> InterpretCallSummarizer 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 [2019-09-19 06:57:58,700 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 06:57:58,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 06:57:58,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 06:57:58,723 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 06:57:58,723 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 06:57:58,724 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/string-1.i [2019-09-19 06:57:58,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1d7ad6e/153c8b6e2e37447da1eaac50aff7f6c9/FLAG873b822f6 [2019-09-19 06:57:59,321 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 06:57:59,322 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/string-1.i [2019-09-19 06:57:59,329 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1d7ad6e/153c8b6e2e37447da1eaac50aff7f6c9/FLAG873b822f6 [2019-09-19 06:57:59,743 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af1d7ad6e/153c8b6e2e37447da1eaac50aff7f6c9 [2019-09-19 06:57:59,752 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 06:57:59,753 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 06:57:59,755 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 06:57:59,755 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 06:57:59,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 06:57:59,759 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:57:59" (1/1) ... [2019-09-19 06:57:59,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35066a4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:57:59, skipping insertion in model container [2019-09-19 06:57:59,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 06:57:59" (1/1) ... [2019-09-19 06:57:59,770 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 06:57:59,790 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 06:57:59,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:58:00,002 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 06:58:00,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 06:58:00,140 INFO L192 MainTranslator]: Completed translation [2019-09-19 06:58:00,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:00 WrapperNode [2019-09-19 06:58:00,140 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 06:58:00,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 06:58:00,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 06:58:00,141 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 06:58:00,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:00" (1/1) ... [2019-09-19 06:58:00,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:00" (1/1) ... [2019-09-19 06:58:00,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:00" (1/1) ... [2019-09-19 06:58:00,160 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:00" (1/1) ... [2019-09-19 06:58:00,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:00" (1/1) ... [2019-09-19 06:58:00,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:00" (1/1) ... [2019-09-19 06:58:00,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:00" (1/1) ... [2019-09-19 06:58:00,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 06:58:00,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 06:58:00,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 06:58:00,179 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 06:58:00,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 06:58:00" (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 [2019-09-19 06:58:00,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 06:58:00,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 06:58:00,232 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 06:58:00,232 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 06:58:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 06:58:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 06:58:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 06:58:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-19 06:58:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 06:58:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 06:58:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 06:58:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 06:58:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 06:58:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 06:58:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 06:58:00,664 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 06:58:00,665 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 06:58:00,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:58:00 BoogieIcfgContainer [2019-09-19 06:58:00,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 06:58:00,667 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 06:58:00,667 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 06:58:00,667 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 06:58:00,668 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 06:58:00" (1/1) ... [2019-09-19 06:58:00,669 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 06:58:00,697 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 06:58:00,698 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 06:58:00,712 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 06:58:00,720 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 06:58:00,722 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 06:58:00,874 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 17 for LOIs [2019-09-19 06:58:02,958 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 06:58:03,594 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 42 [2019-09-19 06:58:04,258 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 52 [2019-09-19 06:58:04,648 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-09-19 06:58:04,949 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2019-09-19 06:58:05,169 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-19 06:58:05,175 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 06:58:05,176 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 06:58:05,178 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 135#false [2019-09-19 06:58:05,183 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 06:58:05,183 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 06:58:05,185 INFO L168 Benchmark]: Toolchain (without parser) took 5431.65 ms. Allocated memory was 131.6 MB in the beginning and 267.4 MB in the end (delta: 135.8 MB). Free memory was 86.9 MB in the beginning and 148.0 MB in the end (delta: -61.0 MB). Peak memory consumption was 74.8 MB. Max. memory is 7.1 GB. [2019-09-19 06:58:05,186 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory is still 105.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 06:58:05,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.11 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.5 MB in the beginning and 175.8 MB in the end (delta: -89.3 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2019-09-19 06:58:05,188 INFO L168 Benchmark]: Boogie Preprocessor took 37.30 ms. Allocated memory is still 198.7 MB. Free memory was 175.8 MB in the beginning and 172.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-19 06:58:05,188 INFO L168 Benchmark]: RCFGBuilder took 487.66 ms. Allocated memory is still 198.7 MB. Free memory was 172.7 MB in the beginning and 149.0 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. [2019-09-19 06:58:05,189 INFO L168 Benchmark]: Sifa took 4516.94 ms. Allocated memory was 198.7 MB in the beginning and 267.4 MB in the end (delta: 68.7 MB). Free memory was 149.0 MB in the beginning and 148.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 69.7 MB. Max. memory is 7.1 GB. [2019-09-19 06:58:05,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory is still 105.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 386.11 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.5 MB in the beginning and 175.8 MB in the end (delta: -89.3 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.30 ms. Allocated memory is still 198.7 MB. Free memory was 175.8 MB in the beginning and 172.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 487.66 ms. Allocated memory is still 198.7 MB. Free memory was 172.7 MB in the beginning and 149.0 MB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB. * Sifa took 4516.94 ms. Allocated memory was 198.7 MB in the beginning and 267.4 MB in the end (delta: 68.7 MB). Free memory was 149.0 MB in the beginning and 148.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 69.7 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]: 4481, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 56, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 48, TOOLS_POST_TIME[ms]: 590, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 20, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 55, TOOLS_QUANTIFIERELIM_APPLICATIONS: 50, TOOLS_QUANTIFIERELIM_TIME[ms]: 637, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 367, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 73, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 21, DOMAIN_JOIN_TIME[ms]: 909, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 12, DOMAIN_WIDEN_TIME[ms]: 2779, DOMAIN_ISSUBSETEQ_APPLICATIONS: 17, DOMAIN_ISSUBSETEQ_TIME[ms]: 26, DOMAIN_ISBOTTOM_APPLICATIONS: 6, DOMAIN_ISBOTTOM_TIME[ms]: 5, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4249, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4248, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 17, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 51, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 25, DAG_COMPRESSION_PROCESSED_NODES: 268, DAG_COMPRESSION_RETAINED_NODES: 76 - PositiveResult [Line: 6]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...