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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/nec40.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:22:10,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:22:10,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:22:10,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:22:10,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:22:10,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:22:10,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:22:10,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:22:10,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:22:10,614 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:22:10,615 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:22:10,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:22:10,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:22:10,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:22:10,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:22:10,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:22:10,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:22:10,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:22:10,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:22:10,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:22:10,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:22:10,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:22:10,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:22:10,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:22:10,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 19:22:10,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:22:10,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:22:10,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:22:10,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:22:10,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:22:10,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:22:10,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:22:10,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:22:10,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:22:10,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:22:10,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:22:10,641 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 19:22:10,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:22:10,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:22:10,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:22:10,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:22:10,670 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:22:10,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:22:10,671 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:22:10,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:22:10,672 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:22:10,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:22:10,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:22:10,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:22:10,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:22:10,674 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:22:10,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:22:10,674 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:22:10,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:22:10,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:22:10,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:22:10,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:22:10,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:22:10,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:22:10,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:22:10,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:22:10,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:22:10,677 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:22:10,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:22:10,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:22:10,677 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 -> SingleStatement 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 [2019-09-20 19:22:10,726 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:22:10,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:22:10,752 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:22:10,757 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:22:10,757 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:22:10,758 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/nec40.c [2019-09-20 19:22:10,827 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f73e7c7c5/fe53e1565cf440299c92004ff751e456/FLAGb45256508 [2019-09-20 19:22:11,267 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:22:11,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/nec40.c [2019-09-20 19:22:11,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f73e7c7c5/fe53e1565cf440299c92004ff751e456/FLAGb45256508 [2019-09-20 19:22:11,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f73e7c7c5/fe53e1565cf440299c92004ff751e456 [2019-09-20 19:22:11,672 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:22:11,673 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:22:11,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:22:11,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:22:11,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:22:11,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:22:11" (1/1) ... [2019-09-20 19:22:11,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@265b1bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:11, skipping insertion in model container [2019-09-20 19:22:11,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:22:11" (1/1) ... [2019-09-20 19:22:11,690 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:22:11,707 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:22:11,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:22:11,887 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:22:11,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:22:12,019 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:22:12,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:12 WrapperNode [2019-09-20 19:22:12,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:22:12,021 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:22:12,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:22:12,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:22:12,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:12" (1/1) ... [2019-09-20 19:22:12,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:12" (1/1) ... [2019-09-20 19:22:12,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:12" (1/1) ... [2019-09-20 19:22:12,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:12" (1/1) ... [2019-09-20 19:22:12,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:12" (1/1) ... [2019-09-20 19:22:12,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:12" (1/1) ... [2019-09-20 19:22:12,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:12" (1/1) ... [2019-09-20 19:22:12,053 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:22:12,053 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:22:12,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:22:12,053 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:22:12,054 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:12" (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 19:22:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:22:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:22:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 19:22:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:22:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:22:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 19:22:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:22:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:22:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:22:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:22:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:22:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:22:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:22:12,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:22:12,365 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:22:12,365 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 19:22:12,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:22:12 BoogieIcfgContainer [2019-09-20 19:22:12,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:22:12,368 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:22:12,368 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:22:12,368 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:22:12,379 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:22:12" (1/1) ... [2019-09-20 19:22:12,380 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:22:12,404 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:22:12,404 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:22:12,412 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:22:12,421 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:22:12,423 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:22:12,952 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2019-09-20 19:22:13,147 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 49 for LOIs [2019-09-20 19:22:13,404 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 56 [2019-09-20 19:22:13,486 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 19:22:13,488 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 1 for LOIs [2019-09-20 19:22:13,499 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 19:22:13,500 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 19:22:13,502 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 58#false [2019-09-20 19:22:13,508 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 19:22:13,509 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 19:22:13,511 INFO L168 Benchmark]: Toolchain (without parser) took 1837.30 ms. Allocated memory was 133.7 MB in the beginning and 226.0 MB in the end (delta: 92.3 MB). Free memory was 88.1 MB in the beginning and 177.6 MB in the end (delta: -89.6 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:13,512 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 19:22:13,513 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.92 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 87.9 MB in the beginning and 177.7 MB in the end (delta: -89.8 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:13,514 INFO L168 Benchmark]: Boogie Preprocessor took 31.93 ms. Allocated memory is still 200.3 MB. Free memory was 177.7 MB in the beginning and 175.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:13,515 INFO L168 Benchmark]: RCFGBuilder took 314.08 ms. Allocated memory is still 200.3 MB. Free memory was 175.5 MB in the beginning and 159.3 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:13,516 INFO L168 Benchmark]: Sifa took 1141.72 ms. Allocated memory was 200.3 MB in the beginning and 226.0 MB in the end (delta: 25.7 MB). Free memory was 159.3 MB in the beginning and 177.6 MB in the end (delta: -18.3 MB). Peak memory consumption was 7.4 MB. Max. memory is 7.1 GB. [2019-09-20 19:22:13,520 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 133.7 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 345.92 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 87.9 MB in the beginning and 177.7 MB in the end (delta: -89.8 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.93 ms. Allocated memory is still 200.3 MB. Free memory was 177.7 MB in the beginning and 175.5 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 314.08 ms. Allocated memory is still 200.3 MB. Free memory was 175.5 MB in the beginning and 159.3 MB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * Sifa took 1141.72 ms. Allocated memory was 200.3 MB in the beginning and 226.0 MB in the end (delta: 25.7 MB). Free memory was 159.3 MB in the beginning and 177.6 MB in the end (delta: -18.3 MB). Peak memory consumption was 7.4 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]: 1098, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 48, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 44, TOOLS_POST_TIME[ms]: 582, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 50, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 4, TOOLS_QUANTIFIERELIM_APPLICATIONS: 44, TOOLS_QUANTIFIERELIM_TIME[ms]: 601, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 236, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 49, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4, DOMAIN_JOIN_TIME[ms]: 342, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 3, DOMAIN_ISBOTTOM_TIME[ms]: 15, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 38, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 37, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 663, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 662, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 193, DAG_COMPRESSION_RETAINED_NODES: 83 - PositiveResult [Line: 5]: 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...