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 IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:58:57,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:58:57,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:58:57,128 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:58:57,129 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:58:57,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:58:57,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:58:57,133 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:58:57,134 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:58:57,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:58:57,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:58:57,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:58:57,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:58:57,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:58:57,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:58:57,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:58:57,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:58:57,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:58:57,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:58:57,146 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:58:57,148 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:58:57,149 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:58:57,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:58:57,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:58:57,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:58:57,154 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:58:57,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:58:57,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:58:57,155 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:58:57,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:58:57,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:58:57,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:58:57,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:58:57,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:58:57,160 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:58:57,160 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:58:57,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:58:57,161 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:58:57,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:58:57,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:58:57,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:58:57,163 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 [2019-09-06 13:58:57,178 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:58:57,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:58:57,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:58:57,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:58:57,180 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:58:57,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:58:57,180 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:58:57,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:58:57,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:58:57,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:58:57,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:58:57,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:58:57,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:58:57,181 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:58:57,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:58:57,182 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:58:57,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:58:57,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:58:57,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:58:57,183 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:58:57,183 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:58:57,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:58:57,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:58:57,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:58:57,184 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:58:57,184 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:58:57,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:58:57,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:58:57,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 13:58:57,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:58:57,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:58:57,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:58:57,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:58:57,238 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:58:57,239 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-06 13:58:57,301 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6877bb664/2f73a8184294435b846dd3548daa076f/FLAGafced4473 [2019-09-06 13:58:57,810 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:58:57,812 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-06 13:58:57,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6877bb664/2f73a8184294435b846dd3548daa076f/FLAGafced4473 [2019-09-06 13:58:58,149 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6877bb664/2f73a8184294435b846dd3548daa076f [2019-09-06 13:58:58,161 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:58:58,163 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:58:58,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:58:58,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:58:58,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:58:58,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:58:58" (1/1) ... [2019-09-06 13:58:58,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c484b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:58, skipping insertion in model container [2019-09-06 13:58:58,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:58:58" (1/1) ... [2019-09-06 13:58:58,176 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:58:58,216 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:58:58,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:58:58,475 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:58:58,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:58:58,652 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:58:58,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:58 WrapperNode [2019-09-06 13:58:58,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:58:58,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:58:58,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:58:58,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:58:58,666 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:58" (1/1) ... [2019-09-06 13:58:58,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:58" (1/1) ... [2019-09-06 13:58:58,675 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:58" (1/1) ... [2019-09-06 13:58:58,675 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:58" (1/1) ... [2019-09-06 13:58:58,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:58" (1/1) ... [2019-09-06 13:58:58,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:58" (1/1) ... [2019-09-06 13:58:58,694 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:58" (1/1) ... [2019-09-06 13:58:58,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:58:58,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:58:58,698 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:58:58,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:58:58,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:58:58" (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 [2019-09-06 13:58:58,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:58:58,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:58:58,764 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:58:58,764 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:58:58,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:58:58,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:58:58,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 13:58:58,765 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:58:58,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:58:58,766 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:58:58,766 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:58:58,766 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:58:58,766 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:58:58,766 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:58:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:58:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:58:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:58:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:58:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:58:59,279 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:58:59,281 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:58:59,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:58:59 BoogieIcfgContainer [2019-09-06 13:58:59,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:58:59,283 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:58:59,284 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:58:59,284 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:58:59,285 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:58:59" (1/1) ... [2019-09-06 13:58:59,286 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 13:58:59,314 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 13:58:59,315 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:58:59,324 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:58:59,335 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:58:59,337 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:58:59,456 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 124 for LOIs [2019-09-06 13:59:10,202 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 13:59:10,202 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 13:59:10,205 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 14829#(or (and (<= 0 main_~check__tmp~0) (<= main_~assert__arg~0 1) (<= ~mode3~0 1) (<= main_~main__c1~0 1) (<= main_~check__tmp~0 1) (<= 0 ~mode3~0) (<= main_~__tmp_1~0 1) (<= 0 ~__return_1465~0) (<= 0 main_~main__c1~0) (<= ~__return_1465~0 1) (<= 0 main_~__tmp_1~0) (<= 0 main_~assert__arg~0)) (and (<= 0 main_~check__tmp~0) (<= main_~assert__arg~0 1) (<= ~mode3~0 1) (<= main_~check__tmp~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_1~0 1) (<= 0 ~__return_1465~0) (<= ~__return_1465~0 0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 main_~__tmp_1~0) (<= 0 main_~assert__arg~0))) [2019-09-06 13:59:10,222 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 13:59:10,222 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 13:59:10,226 INFO L168 Benchmark]: Toolchain (without parser) took 12062.02 ms. Allocated memory was 133.7 MB in the beginning and 437.8 MB in the end (delta: 304.1 MB). Free memory was 88.8 MB in the beginning and 272.7 MB in the end (delta: -183.9 MB). Peak memory consumption was 120.2 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:10,227 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-06 13:59:10,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 489.71 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.6 MB in the beginning and 174.9 MB in the end (delta: -86.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:10,230 INFO L168 Benchmark]: Boogie Preprocessor took 44.19 ms. Allocated memory is still 200.8 MB. Free memory was 174.9 MB in the beginning and 173.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:10,230 INFO L168 Benchmark]: RCFGBuilder took 584.81 ms. Allocated memory is still 200.8 MB. Free memory was 173.0 MB in the beginning and 143.4 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:10,231 INFO L168 Benchmark]: Sifa took 10939.37 ms. Allocated memory was 200.8 MB in the beginning and 437.8 MB in the end (delta: 237.0 MB). Free memory was 143.4 MB in the beginning and 272.7 MB in the end (delta: -129.3 MB). Peak memory consumption was 107.6 MB. Max. memory is 7.1 GB. [2019-09-06 13:59:10,244 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 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 489.71 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 88.6 MB in the beginning and 174.9 MB in the end (delta: -86.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.19 ms. Allocated memory is still 200.8 MB. Free memory was 174.9 MB in the beginning and 173.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 584.81 ms. Allocated memory is still 200.8 MB. Free memory was 173.0 MB in the beginning and 143.4 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.7 MB. Max. memory is 7.1 GB. * Sifa took 10939.37 ms. Allocated memory was 200.8 MB in the beginning and 437.8 MB in the end (delta: 237.0 MB). Free memory was 143.4 MB in the beginning and 272.7 MB in the end (delta: -129.3 MB). Peak memory consumption was 107.6 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]: 10891, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 10810, DAG_INTERPRETER_EARLY_EXITS: 82, TOOLS_POST_APPLICATIONS: 10543, TOOLS_POST_TIME[ms]: 3446, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 45, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 7, TOOLS_QUANTIFIERELIM_TIME[ms]: 2548, FLUID_QUERY_TIME[ms]: 104, FLUID_QUERIES: 10874, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 4249, DOMAIN_JOIN_TIME[ms]: 1380, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 32, DOMAIN_WIDEN_TIME[ms]: 18, DOMAIN_ISSUBSETEQ_APPLICATIONS: 64, DOMAIN_ISSUBSETEQ_TIME[ms]: 73, DOMAIN_ISBOTTOM_APPLICATIONS: 4140, DOMAIN_ISBOTTOM_TIME[ms]: 5124, LOOP_SUMMARIZER_APPLICATIONS: 32, LOOP_SUMMARIZER_CACHE_MISSES: 32, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 9893, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9892, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 64, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 14, DAG_COMPRESSION_TIME[ms]: 194, DAG_COMPRESSION_PROCESSED_NODES: 6029, DAG_COMPRESSION_RETAINED_NODES: 2104 - UnprovableResult [Line: 187]: 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 14829#(or (and (<= 0 main_~check__tmp~0) (<= main_~assert__arg~0 1) (<= ~mode3~0 1) (<= main_~main__c1~0 1) (<= main_~check__tmp~0 1) (<= 0 ~mode3~0) (<= main_~__tmp_1~0 1) (<= 0 ~__return_1465~0) (<= 0 main_~main__c1~0) (<= ~__return_1465~0 1) (<= 0 main_~__tmp_1~0) (<= 0 main_~assert__arg~0)) (and (<= 0 main_~check__tmp~0) (<= main_~assert__arg~0 1) (<= ~mode3~0 1) (<= main_~check__tmp~0 0) (<= 0 ~mode3~0) (<= main_~__tmp_1~0 1) (<= 0 ~__return_1465~0) (<= ~__return_1465~0 0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 main_~__tmp_1~0) (<= 0 main_~assert__arg~0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...