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 TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loops/terminator_02-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 21:39:17,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 21:39:17,520 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 21:39:17,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 21:39:17,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 21:39:17,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 21:39:17,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 21:39:17,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 21:39:17,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 21:39:17,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 21:39:17,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 21:39:17,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 21:39:17,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 21:39:17,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 21:39:17,543 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 21:39:17,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 21:39:17,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 21:39:17,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 21:39:17,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 21:39:17,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 21:39:17,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 21:39:17,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 21:39:17,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 21:39:17,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 21:39:17,555 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 21:39:17,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 21:39:17,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 21:39:17,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 21:39:17,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 21:39:17,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 21:39:17,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 21:39:17,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 21:39:17,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 21:39:17,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 21:39:17,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 21:39:17,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 21:39:17,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 21:39:17,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 21:39:17,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 21:39:17,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 21:39:17,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 21:39:17,566 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 21:39:17,592 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 21:39:17,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 21:39:17,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 21:39:17,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 21:39:17,595 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 21:39:17,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 21:39:17,596 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 21:39:17,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 21:39:17,596 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 21:39:17,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 21:39:17,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 21:39:17,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 21:39:17,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 21:39:17,597 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 21:39:17,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 21:39:17,598 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 21:39:17,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 21:39:17,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 21:39:17,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 21:39:17,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 21:39:17,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 21:39:17,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 21:39:17,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 21:39:17,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 21:39:17,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 21:39:17,601 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 21:39:17,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 21:39:17,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 21:39:17,602 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 -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 21:39:17,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 21:39:17,649 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 21:39:17,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 21:39:17,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 21:39:17,654 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 21:39:17,655 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/terminator_02-2.c [2019-09-19 21:39:17,731 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab55ba6d3/da92c879812e4d7ab793840de8c26727/FLAG0c972c42f [2019-09-19 21:39:18,222 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 21:39:18,224 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/terminator_02-2.c [2019-09-19 21:39:18,232 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab55ba6d3/da92c879812e4d7ab793840de8c26727/FLAG0c972c42f [2019-09-19 21:39:18,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab55ba6d3/da92c879812e4d7ab793840de8c26727 [2019-09-19 21:39:18,635 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 21:39:18,636 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 21:39:18,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 21:39:18,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 21:39:18,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 21:39:18,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:39:18" (1/1) ... [2019-09-19 21:39:18,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f201eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:18, skipping insertion in model container [2019-09-19 21:39:18,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:39:18" (1/1) ... [2019-09-19 21:39:18,651 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 21:39:18,667 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 21:39:18,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:39:18,839 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 21:39:18,856 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 21:39:18,868 INFO L192 MainTranslator]: Completed translation [2019-09-19 21:39:18,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:18 WrapperNode [2019-09-19 21:39:18,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 21:39:18,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 21:39:18,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 21:39:18,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 21:39:18,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:18" (1/1) ... [2019-09-19 21:39:18,962 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:18" (1/1) ... [2019-09-19 21:39:18,967 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:18" (1/1) ... [2019-09-19 21:39:18,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:18" (1/1) ... [2019-09-19 21:39:18,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:18" (1/1) ... [2019-09-19 21:39:18,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:18" (1/1) ... [2019-09-19 21:39:18,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:18" (1/1) ... [2019-09-19 21:39:18,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 21:39:18,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 21:39:18,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 21:39:18,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 21:39:18,980 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:39:18" (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 21:39:19,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 21:39:19,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 21:39:19,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-19 21:39:19,034 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 21:39:19,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 21:39:19,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-19 21:39:19,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-19 21:39:19,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 21:39:19,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-19 21:39:19,035 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 21:39:19,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 21:39:19,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 21:39:19,278 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 21:39:19,278 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-19 21:39:19,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:39:19 BoogieIcfgContainer [2019-09-19 21:39:19,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 21:39:19,292 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 21:39:19,292 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 21:39:19,292 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 21:39:19,297 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:39:19" (1/1) ... [2019-09-19 21:39:19,298 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-19 21:39:19,330 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 21:39:19,331 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 21:39:19,341 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 21:39:19,350 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 21:39:19,351 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 21:39:19,414 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-19 21:39:19,580 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2019-09-19 21:39:19,893 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2019-09-19 21:39:19,961 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-19 21:39:19,972 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 21:39:19,973 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 21:39:19,975 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 37#false [2019-09-19 21:39:19,988 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-19 21:39:19,989 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 21:39:19,992 INFO L168 Benchmark]: Toolchain (without parser) took 1354.22 ms. Allocated memory was 135.8 MB in the beginning and 201.3 MB in the end (delta: 65.5 MB). Free memory was 91.8 MB in the beginning and 111.1 MB in the end (delta: -19.3 MB). Peak memory consumption was 46.3 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:19,995 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 135.8 MB. Free memory was 110.2 MB in the beginning and 110.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 21:39:19,996 INFO L168 Benchmark]: CACSL2BoogieTranslator took 232.38 ms. Allocated memory is still 135.8 MB. Free memory was 91.6 MB in the beginning and 82.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:19,998 INFO L168 Benchmark]: Boogie Preprocessor took 108.82 ms. Allocated memory was 135.8 MB in the beginning and 201.3 MB in the end (delta: 65.5 MB). Free memory was 82.1 MB in the beginning and 177.7 MB in the end (delta: -95.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:19,999 INFO L168 Benchmark]: RCFGBuilder took 312.61 ms. Allocated memory is still 201.3 MB. Free memory was 177.2 MB in the beginning and 162.8 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:20,005 INFO L168 Benchmark]: Sifa took 697.11 ms. Allocated memory is still 201.3 MB. Free memory was 162.8 MB in the beginning and 111.1 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.7 MB. Max. memory is 7.1 GB. [2019-09-19 21:39:20,015 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 135.8 MB. Free memory was 110.2 MB in the beginning and 110.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 232.38 ms. Allocated memory is still 135.8 MB. Free memory was 91.6 MB in the beginning and 82.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.82 ms. Allocated memory was 135.8 MB in the beginning and 201.3 MB in the end (delta: 65.5 MB). Free memory was 82.1 MB in the beginning and 177.7 MB in the end (delta: -95.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 312.61 ms. Allocated memory is still 201.3 MB. Free memory was 177.2 MB in the beginning and 162.8 MB in the end (delta: 14.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 7.1 GB. * Sifa took 697.11 ms. Allocated memory is still 201.3 MB. Free memory was 162.8 MB in the beginning and 111.1 MB in the end (delta: 51.7 MB). Peak memory consumption was 51.7 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]: 648, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 17, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 13, TOOLS_POST_TIME[ms]: 75, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_APPLICATIONS: 17, TOOLS_QUANTIFIERELIM_TIME[ms]: 80, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 20, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME[ms]: 357, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 95, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 6, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 511, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 510, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 24, DAG_COMPRESSION_PROCESSED_NODES: 69, DAG_COMPRESSION_RETAINED_NODES: 37 - 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...