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 SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique NONE -i ../../../trunk/examples/svcomp/nla-digbench/lcm1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:05:16,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:05:16,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:05:16,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:05:16,598 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:05:16,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:05:16,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:05:16,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:05:16,616 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:05:16,618 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:05:16,620 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:05:16,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:05:16,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:05:16,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:05:16,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:05:16,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:05:16,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:05:16,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:05:16,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:05:16,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:05:16,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:05:16,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:05:16,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:05:16,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:05:16,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:05:16,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:05:16,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:05:16,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:05:16,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:05:16,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:05:16,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:05:16,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:05:16,656 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:05:16,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:05:16,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:05:16,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:05:16,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:05:16,660 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:05:16,660 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:05:16,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:05:16,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:05:16,665 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 15:05:16,684 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:05:16,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:05:16,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:05:16,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:05:16,687 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:05:16,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:05:16,687 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:05:16,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:05:16,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:05:16,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:05:16,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:05:16,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:05:16,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:05:16,689 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:05:16,689 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:05:16,690 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:05:16,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:05:16,690 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:05:16,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:05:16,690 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:05:16,691 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:05:16,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:05:16,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:05:16,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:05:16,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:05:16,692 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:05:16,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:05:16,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:05:16,692 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 -> 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 -> NONE [2019-09-20 15:05:16,746 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:05:16,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:05:16,768 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:05:16,769 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:05:16,770 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:05:16,770 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/nla-digbench/lcm1.c [2019-09-20 15:05:16,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da4dd8a67/7c2e1a62912d476793b9c62c0c0489c2/FLAGb661bdc50 [2019-09-20 15:05:17,272 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:05:17,272 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/nla-digbench/lcm1.c [2019-09-20 15:05:17,281 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da4dd8a67/7c2e1a62912d476793b9c62c0c0489c2/FLAGb661bdc50 [2019-09-20 15:05:17,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da4dd8a67/7c2e1a62912d476793b9c62c0c0489c2 [2019-09-20 15:05:17,636 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:05:17,637 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:05:17,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:05:17,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:05:17,642 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:05:17,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:05:17" (1/1) ... [2019-09-20 15:05:17,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2be43138 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:17, skipping insertion in model container [2019-09-20 15:05:17,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:05:17" (1/1) ... [2019-09-20 15:05:17,652 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:05:17,670 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:05:17,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:05:17,873 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:05:17,891 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:05:17,905 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:05:17,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:17 WrapperNode [2019-09-20 15:05:17,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:05:17,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:05:17,906 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:05:17,906 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:05:18,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:17" (1/1) ... [2019-09-20 15:05:18,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:17" (1/1) ... [2019-09-20 15:05:18,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:17" (1/1) ... [2019-09-20 15:05:18,008 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:17" (1/1) ... [2019-09-20 15:05:18,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:17" (1/1) ... [2019-09-20 15:05:18,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:17" (1/1) ... [2019-09-20 15:05:18,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:17" (1/1) ... [2019-09-20 15:05:18,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:05:18,021 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:05:18,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:05:18,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:05:18,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:05:17" (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 15:05:18,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:05:18,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:05:18,079 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 15:05:18,079 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:05:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:05:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:05:18,079 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 15:05:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 15:05:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:05:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:05:18,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:05:18,320 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:05:18,321 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-09-20 15:05:18,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:05:18 BoogieIcfgContainer [2019-09-20 15:05:18,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:05:18,329 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:05:18,330 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:05:18,330 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:05:18,334 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:05:18" (1/1) ... [2019-09-20 15:05:18,335 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:05:18,381 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:05:18,381 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:05:18,395 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:05:18,407 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:05:18,409 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:05:18,447 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 15:05:19,050 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 3 for LOIs [2019-09-20 15:05:19,052 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:05:19,052 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:05:19,054 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 214#(and (= |__VERIFIER_assert_#in~cond| 1) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 15:05:19,062 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-20 15:05:19,062 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:05:19,065 INFO L168 Benchmark]: Toolchain (without parser) took 1426.84 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 88.9 MB in the beginning and 106.5 MB in the end (delta: -17.6 MB). Peak memory consumption was 49.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:05:19,066 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:05:19,067 INFO L168 Benchmark]: CACSL2BoogieTranslator took 267.70 ms. Allocated memory is still 132.6 MB. Free memory was 88.7 MB in the beginning and 78.9 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:05:19,068 INFO L168 Benchmark]: Boogie Preprocessor took 114.43 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 78.9 MB in the beginning and 176.2 MB in the end (delta: -97.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:05:19,069 INFO L168 Benchmark]: RCFGBuilder took 301.97 ms. Allocated memory is still 199.8 MB. Free memory was 176.2 MB in the beginning and 161.7 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:05:19,070 INFO L168 Benchmark]: Sifa took 733.07 ms. Allocated memory is still 199.8 MB. Free memory was 161.7 MB in the beginning and 106.5 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:05:19,074 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 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 267.70 ms. Allocated memory is still 132.6 MB. Free memory was 88.7 MB in the beginning and 78.9 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.43 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 78.9 MB in the beginning and 176.2 MB in the end (delta: -97.3 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 301.97 ms. Allocated memory is still 199.8 MB. Free memory was 176.2 MB in the beginning and 161.7 MB in the end (delta: 14.5 MB). Peak memory consumption was 14.5 MB. Max. memory is 7.1 GB. * Sifa took 733.07 ms. Allocated memory is still 199.8 MB. Free memory was 161.7 MB in the beginning and 106.5 MB in the end (delta: 55.2 MB). Peak memory consumption was 55.2 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]: 674, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 116, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 73, TOOLS_POST_TIME[ms]: 56, TOOLS_POST_CALL_APPLICATIONS: 30, TOOLS_POST_CALL_TIME[ms]: 356, TOOLS_POST_RETURN_APPLICATIONS: 24, TOOLS_POST_RETURN_TIME[ms]: 48, TOOLS_QUANTIFIERELIM_APPLICATIONS: 127, TOOLS_QUANTIFIERELIM_TIME[ms]: 407, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29, FLUID_QUERY_TIME[ms]: 6, FLUID_QUERIES: 125, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 36, DOMAIN_JOIN_TIME[ms]: 9, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 48, DOMAIN_ISBOTTOM_APPLICATIONS: 21, DOMAIN_ISBOTTOM_TIME[ms]: 40, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 318, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 318, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 24, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 263, DAG_COMPRESSION_RETAINED_NODES: 110 - PositiveResult [Line: 12]: 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...