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/count_up_down-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 21:21:04,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 21:21:04,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 21:21:04,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 21:21:04,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 21:21:04,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 21:21:04,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 21:21:04,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 21:21:04,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 21:21:04,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 21:21:04,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 21:21:04,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 21:21:04,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 21:21:04,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 21:21:04,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 21:21:04,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 21:21:04,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 21:21:04,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 21:21:04,567 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 21:21:04,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 21:21:04,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 21:21:04,573 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 21:21:04,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 21:21:04,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 21:21:04,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 21:21:04,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 21:21:04,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 21:21:04,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 21:21:04,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 21:21:04,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 21:21:04,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 21:21:04,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 21:21:04,582 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 21:21:04,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 21:21:04,584 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 21:21:04,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 21:21:04,585 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 21:21:04,585 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 21:21:04,586 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 21:21:04,587 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 21:21:04,587 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 21:21:04,588 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 [2019-09-20 21:21:04,603 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 21:21:04,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 21:21:04,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 21:21:04,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 21:21:04,605 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 21:21:04,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 21:21:04,605 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 21:21:04,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 21:21:04,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 21:21:04,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 21:21:04,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 21:21:04,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 21:21:04,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 21:21:04,607 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 21:21:04,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 21:21:04,607 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 21:21:04,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 21:21:04,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 21:21:04,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 21:21:04,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 21:21:04,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 21:21:04,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 21:21:04,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 21:21:04,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 21:21:04,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 21:21:04,609 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 21:21:04,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 21:21:04,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 21:21:04,610 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 [2019-09-20 21:21:04,644 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 21:21:04,663 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 21:21:04,673 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 21:21:04,674 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 21:21:04,675 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 21:21:04,676 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/count_up_down-2.c [2019-09-20 21:21:04,751 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c915b4f49/608fc1e440054d4f983ff6ead660d2f5/FLAG70e64ecd4 [2019-09-20 21:21:05,237 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 21:21:05,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/count_up_down-2.c [2019-09-20 21:21:05,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c915b4f49/608fc1e440054d4f983ff6ead660d2f5/FLAG70e64ecd4 [2019-09-20 21:21:05,616 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c915b4f49/608fc1e440054d4f983ff6ead660d2f5 [2019-09-20 21:21:05,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 21:21:05,626 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 21:21:05,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 21:21:05,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 21:21:05,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 21:21:05,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:21:05" (1/1) ... [2019-09-20 21:21:05,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49bebf08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:05, skipping insertion in model container [2019-09-20 21:21:05,634 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 09:21:05" (1/1) ... [2019-09-20 21:21:05,641 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 21:21:05,657 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 21:21:05,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:21:05,858 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 21:21:05,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 21:21:05,882 INFO L192 MainTranslator]: Completed translation [2019-09-20 21:21:05,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:05 WrapperNode [2019-09-20 21:21:05,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 21:21:05,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 21:21:05,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 21:21:05,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 21:21:05,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:05" (1/1) ... [2019-09-20 21:21:05,982 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:05" (1/1) ... [2019-09-20 21:21:05,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:05" (1/1) ... [2019-09-20 21:21:05,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:05" (1/1) ... [2019-09-20 21:21:05,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:05" (1/1) ... [2019-09-20 21:21:05,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:05" (1/1) ... [2019-09-20 21:21:05,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:05" (1/1) ... [2019-09-20 21:21:05,996 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 21:21:05,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 21:21:05,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 21:21:05,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 21:21:05,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 09:21:05" (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 [2019-09-20 21:21:06,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 21:21:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 21:21:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 21:21:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 21:21:06,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 21:21:06,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 21:21:06,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 21:21:06,055 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 21:21:06,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 21:21:06,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 21:21:06,228 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 21:21:06,229 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 21:21:06,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:21:06 BoogieIcfgContainer [2019-09-20 21:21:06,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 21:21:06,231 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 21:21:06,231 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 21:21:06,231 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 21:21:06,232 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 09:21:06" (1/1) ... [2019-09-20 21:21:06,233 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 [2019-09-20 21:21:06,251 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 21:21:06,251 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 21:21:06,258 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 21:21:06,267 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 21:21:06,268 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 21:21:06,339 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 21:21:06,668 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 26 [2019-09-20 21:21:06,698 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 21:21:06,741 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 21:21:06,741 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 21:21:06,743 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 32#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 21:21:06,761 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 21:21:06,761 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 21:21:06,763 INFO L168 Benchmark]: Toolchain (without parser) took 1136.67 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 86.9 MB in the beginning and 137.8 MB in the end (delta: -50.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:06,764 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.1 MB. Free memory is still 104.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 21:21:06,764 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.28 ms. Allocated memory is still 132.1 MB. Free memory was 86.9 MB in the beginning and 77.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:06,766 INFO L168 Benchmark]: Boogie Preprocessor took 114.24 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 77.6 MB in the beginning and 176.1 MB in the end (delta: -98.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:06,766 INFO L168 Benchmark]: RCFGBuilder took 232.77 ms. Allocated memory is still 199.8 MB. Free memory was 176.1 MB in the beginning and 164.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:06,767 INFO L168 Benchmark]: Sifa took 530.18 ms. Allocated memory is still 199.8 MB. Free memory was 164.6 MB in the beginning and 137.8 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2019-09-20 21:21:06,771 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 132.1 MB. Free memory is still 104.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 256.28 ms. Allocated memory is still 132.1 MB. Free memory was 86.9 MB in the beginning and 77.6 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.24 ms. Allocated memory was 132.1 MB in the beginning and 199.8 MB in the end (delta: 67.6 MB). Free memory was 77.6 MB in the beginning and 176.1 MB in the end (delta: -98.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 232.77 ms. Allocated memory is still 199.8 MB. Free memory was 176.1 MB in the beginning and 164.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 7.1 GB. * Sifa took 530.18 ms. Allocated memory is still 199.8 MB. Free memory was 164.6 MB in the beginning and 137.8 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 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]: 493, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 13, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 9, TOOLS_POST_TIME[ms]: 22, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 20, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 13, TOOLS_QUANTIFIERELIM_TIME[ms]: 32, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 16, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME[ms]: 180, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 189, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 330, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 329, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 16, DAG_COMPRESSION_PROCESSED_NODES: 44, DAG_COMPRESSION_RETAINED_NODES: 28 - 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 32#(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...