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-var-start-time.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:23:27,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:23:27,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:23:27,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:23:27,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:23:27,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:23:27,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:23:27,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:23:27,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:23:27,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:23:27,147 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:23:27,148 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:23:27,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:23:27,149 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:23:27,150 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:23:27,151 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:23:27,152 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:23:27,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:23:27,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:23:27,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:23:27,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:23:27,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:23:27,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:23:27,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:23:27,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:23:27,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:23:27,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:23:27,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:23:27,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:23:27,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:23:27,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:23:27,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:23:27,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:23:27,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:23:27,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:23:27,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:23:27,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:23:27,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:23:27,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:23:27,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:23:27,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:23:27,173 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 13:23:27,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:23:27,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:23:27,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:23:27,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:23:27,191 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:23:27,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:23:27,191 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:23:27,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:23:27,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:23:27,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:23:27,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:23:27,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:23:27,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:23:27,193 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:23:27,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:23:27,193 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:23:27,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:23:27,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:23:27,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:23:27,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:23:27,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:23:27,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:23:27,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:23:27,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:23:27,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:23:27,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:23:27,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:23:27,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:23:27,196 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 13:23:27,229 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:23:27,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:23:27,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:23:27,248 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:23:27,248 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:23:27,249 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-09-06 13:23:27,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab63301af/2ae1cd97c77e466d93be9fbfd52a19b6/FLAGafafb2d9c [2019-09-06 13:23:27,913 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:23:27,915 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2019-09-06 13:23:27,929 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab63301af/2ae1cd97c77e466d93be9fbfd52a19b6/FLAGafafb2d9c [2019-09-06 13:23:28,195 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab63301af/2ae1cd97c77e466d93be9fbfd52a19b6 [2019-09-06 13:23:28,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:23:28,212 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:23:28,213 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:23:28,213 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:23:28,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:23:28,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:23:28" (1/1) ... [2019-09-06 13:23:28,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e974937 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:23:28, skipping insertion in model container [2019-09-06 13:23:28,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:23:28" (1/1) ... [2019-09-06 13:23:28,231 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:23:28,303 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:23:28,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:23:28,807 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:23:28,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:23:28,952 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:23:28,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:23:28 WrapperNode [2019-09-06 13:23:28,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:23:28,954 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:23:28,954 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:23:28,954 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:23:28,970 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:23:28" (1/1) ... [2019-09-06 13:23:28,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:23:28" (1/1) ... [2019-09-06 13:23:29,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:23:28" (1/1) ... [2019-09-06 13:23:29,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:23:28" (1/1) ... [2019-09-06 13:23:29,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:23:28" (1/1) ... [2019-09-06 13:23:29,044 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:23:28" (1/1) ... [2019-09-06 13:23:29,047 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:23:28" (1/1) ... [2019-09-06 13:23:29,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:23:29,053 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:23:29,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:23:29,053 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:23:29,054 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:23:28" (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 13:23:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:23:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:23:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:23:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:23:29,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:23:29,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:23:29,108 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:23:29,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:23:29,108 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:23:29,108 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:23:29,108 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:23:29,109 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:23:29,109 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:23:29,109 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:23:29,109 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:23:29,109 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:23:29,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:23:29,110 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:23:30,037 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:23:30,038 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:23:30,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:23:30 BoogieIcfgContainer [2019-09-06 13:23:30,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:23:30,040 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:23:30,041 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:23:30,041 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:23:30,042 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:23:30" (1/1) ... [2019-09-06 13:23:30,043 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 13:23:30,068 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 13:23:30,069 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:23:30,080 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:23:30,091 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:23:30,093 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:23:30,222 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 169 for LOIs [2019-09-06 13:33:43,590 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 13:33:43,590 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 13:33:43,593 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 774707#(or (and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~__return_6718~0 0) (<= main_~check__tmp~1 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~2 1) (<= 0 ~__return_6718~0) (<= 0 main_~check__tmp~1) (<= main_~__tmp_3~0 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~2) (<= 0 main_~__tmp_3~0)) (and (<= ~mode3~0 1) (<= 0 ~mode3~0) (<= main_~check__tmp~2 1) (<= 0 ~mode2~0) (<= main_~assert__arg~2 1) (<= 0 ~__return_6532~0) (<= ~__return_6532~0 1) (<= ~mode2~0 1) (<= 0 main_~check__tmp~2) (<= main_~main__c1~0 1) (<= main_~__tmp_3~0 1) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~2) (<= 0 main_~__tmp_3~0))) [2019-09-06 13:33:43,608 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 13:33:43,608 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 13:33:43,611 INFO L168 Benchmark]: Toolchain (without parser) took 615398.41 ms. Allocated memory was 133.2 MB in the beginning and 4.8 GB in the end (delta: 4.6 GB). Free memory was 88.1 MB in the beginning and 1.1 GB in the end (delta: -967.3 MB). Peak memory consumption was 3.7 GB. Max. memory is 7.1 GB. [2019-09-06 13:33:43,612 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory is still 107.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 13:33:43,613 INFO L168 Benchmark]: CACSL2BoogieTranslator took 740.17 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 88.1 MB in the beginning and 168.6 MB in the end (delta: -80.4 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2019-09-06 13:33:43,614 INFO L168 Benchmark]: Boogie Preprocessor took 98.67 ms. Allocated memory is still 200.3 MB. Free memory was 168.6 MB in the beginning and 165.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-09-06 13:33:43,614 INFO L168 Benchmark]: RCFGBuilder took 987.32 ms. Allocated memory is still 200.3 MB. Free memory was 165.9 MB in the beginning and 105.7 MB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 7.1 GB. [2019-09-06 13:33:43,616 INFO L168 Benchmark]: Sifa took 613568.09 ms. Allocated memory was 200.3 MB in the beginning and 4.8 GB in the end (delta: 4.6 GB). Free memory was 105.7 MB in the beginning and 1.1 GB in the end (delta: -949.7 MB). Peak memory consumption was 3.6 GB. Max. memory is 7.1 GB. [2019-09-06 13:33:43,619 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory is still 107.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 740.17 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 88.1 MB in the beginning and 168.6 MB in the end (delta: -80.4 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.67 ms. Allocated memory is still 200.3 MB. Free memory was 168.6 MB in the beginning and 165.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 987.32 ms. Allocated memory is still 200.3 MB. Free memory was 165.9 MB in the beginning and 105.7 MB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 7.1 GB. * Sifa took 613568.09 ms. Allocated memory was 200.3 MB in the beginning and 4.8 GB in the end (delta: 4.6 GB). Free memory was 105.7 MB in the beginning and 1.1 GB in the end (delta: -949.7 MB). Peak memory consumption was 3.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 613525, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 553678, DAG_INTERPRETER_EARLY_EXITS: 2086, TOOLS_POST_APPLICATIONS: 548901, TOOLS_POST_TIME[ms]: 77315, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 52, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 8, TOOLS_QUANTIFIERELIM_TIME[ms]: 46186, FLUID_QUERY_TIME[ms]: 3055, FLUID_QUERIES: 556165, FLUID_YES_ANSWERS: 4, DOMAIN_JOIN_APPLICATIONS: 224740, DOMAIN_JOIN_TIME[ms]: 55754, DOMAIN_ALPHA_APPLICATIONS: 4, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1057, DOMAIN_WIDEN_TIME[ms]: 8571, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2487, DOMAIN_ISSUBSETEQ_TIME[ms]: 2124, DOMAIN_ISBOTTOM_APPLICATIONS: 193844, DOMAIN_ISBOTTOM_TIME[ms]: 215413, LOOP_SUMMARIZER_APPLICATIONS: 1430, LOOP_SUMMARIZER_CACHE_MISSES: 1430, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 325702, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 325668, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2487, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 35, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 27, REGEX_TO_DAG_TIME[ms]: 23791, DAG_COMPRESSION_TIME[ms]: 176232, DAG_COMPRESSION_PROCESSED_NODES: 10186160, DAG_COMPRESSION_RETAINED_NODES: 3733209 - UnprovableResult [Line: 383]: 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 774707#(or (and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~__return_6718~0 0) (<= main_~check__tmp~1 0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= main_~assert__arg~2 1) (<= 0 ~__return_6718~0) (<= 0 main_~check__tmp~1) (<= main_~__tmp_3~0 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~2) (<= 0 main_~__tmp_3~0)) (and (<= ~mode3~0 1) (<= 0 ~mode3~0) (<= main_~check__tmp~2 1) (<= 0 ~mode2~0) (<= main_~assert__arg~2 1) (<= 0 ~__return_6532~0) (<= ~__return_6532~0 1) (<= ~mode2~0 1) (<= 0 main_~check__tmp~2) (<= main_~main__c1~0 1) (<= main_~__tmp_3~0 1) (<= 0 main_~main__c1~0) (<= 0 main_~assert__arg~2) (<= 0 main_~__tmp_3~0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...