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.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 14:03:23,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 14:03:23,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 14:03:23,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 14:03:23,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 14:03:23,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 14:03:23,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 14:03:23,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 14:03:23,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 14:03:23,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 14:03:23,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 14:03:23,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 14:03:23,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 14:03:23,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 14:03:23,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 14:03:23,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 14:03:23,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 14:03:23,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 14:03:23,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 14:03:23,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 14:03:23,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 14:03:23,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 14:03:23,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 14:03:23,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 14:03:23,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 14:03:23,334 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 14:03:23,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 14:03:23,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 14:03:23,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 14:03:23,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 14:03:23,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 14:03:23,339 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 14:03:23,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 14:03:23,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 14:03:23,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 14:03:23,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 14:03:23,341 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 14:03:23,356 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 14:03:23,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 14:03:23,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 14:03:23,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 14:03:23,358 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 14:03:23,358 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 14:03:23,358 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 14:03:23,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 14:03:23,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 14:03:23,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 14:03:23,359 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 14:03:23,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 14:03:23,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 14:03:23,359 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 14:03:23,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 14:03:23,360 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 14:03:23,360 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 14:03:23,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 14:03:23,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 14:03:23,361 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 14:03:23,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 14:03:23,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 14:03:23,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 14:03:23,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 14:03:23,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 14:03:23,362 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 14:03:23,362 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 14:03:23,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 14:03:23,362 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 14:03:23,391 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 14:03:23,404 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 14:03:23,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 14:03:23,409 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 14:03:23,409 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 14:03:23,410 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-09-06 14:03:23,469 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79914f358/f0168fd96ec5410a9685755071f0eff3/FLAGa6ec02db1 [2019-09-06 14:03:23,928 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 14:03:23,929 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-09-06 14:03:23,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79914f358/f0168fd96ec5410a9685755071f0eff3/FLAGa6ec02db1 [2019-09-06 14:03:24,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79914f358/f0168fd96ec5410a9685755071f0eff3 [2019-09-06 14:03:24,310 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 14:03:24,315 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 14:03:24,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 14:03:24,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 14:03:24,319 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 14:03:24,320 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:03:24" (1/1) ... [2019-09-06 14:03:24,323 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f3c99dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:24, skipping insertion in model container [2019-09-06 14:03:24,323 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:03:24" (1/1) ... [2019-09-06 14:03:24,331 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 14:03:24,409 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 14:03:24,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:03:24,849 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 14:03:24,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:03:25,006 INFO L192 MainTranslator]: Completed translation [2019-09-06 14:03:25,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:25 WrapperNode [2019-09-06 14:03:25,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 14:03:25,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 14:03:25,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 14:03:25,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 14:03:25,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:25" (1/1) ... [2019-09-06 14:03:25,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:25" (1/1) ... [2019-09-06 14:03:25,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:25" (1/1) ... [2019-09-06 14:03:25,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:25" (1/1) ... [2019-09-06 14:03:25,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:25" (1/1) ... [2019-09-06 14:03:25,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:25" (1/1) ... [2019-09-06 14:03:25,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:25" (1/1) ... [2019-09-06 14:03:25,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 14:03:25,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 14:03:25,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 14:03:25,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 14:03:25,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:03:25" (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 14:03:25,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 14:03:25,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 14:03:25,153 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 14:03:25,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 14:03:25,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 14:03:25,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 14:03:25,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 14:03:25,154 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 14:03:25,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 14:03:25,154 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 14:03:25,154 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 14:03:25,155 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 14:03:25,155 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 14:03:25,155 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 14:03:25,155 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 14:03:25,155 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 14:03:25,156 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 14:03:25,156 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 14:03:25,156 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 14:03:25,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 14:03:25,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 14:03:25,965 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 14:03:25,966 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 14:03:25,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:03:25 BoogieIcfgContainer [2019-09-06 14:03:25,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 14:03:25,968 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 14:03:25,968 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 14:03:25,969 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 14:03:25,970 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:03:25" (1/1) ... [2019-09-06 14:03:25,970 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 14:03:26,009 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 14:03:26,009 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 14:03:26,027 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 14:03:26,038 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 14:03:26,040 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 14:03:26,236 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 195 for LOIs [2019-09-06 14:04:24,737 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:04:24,737 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:04:24,740 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 117902#(and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= main_~check__tmp~1 1) (<= 0 ~mode2~0) (<= ~__return_6448~0 1) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= main_~__tmp_2~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 ~__return_6448~0)) [2019-09-06 14:04:24,752 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:04:24,753 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:04:24,755 INFO L168 Benchmark]: Toolchain (without parser) took 60442.63 ms. Allocated memory was 133.7 MB in the beginning and 896.0 MB in the end (delta: 762.3 MB). Free memory was 89.0 MB in the beginning and 461.0 MB in the end (delta: -372.1 MB). Peak memory consumption was 390.2 MB. Max. memory is 7.1 GB. [2019-09-06 14:04:24,756 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: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 14:04:24,757 INFO L168 Benchmark]: CACSL2BoogieTranslator took 691.58 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 88.5 MB in the beginning and 167.9 MB in the end (delta: -79.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-06 14:04:24,758 INFO L168 Benchmark]: Boogie Preprocessor took 75.34 ms. Allocated memory is still 199.8 MB. Free memory was 167.9 MB in the beginning and 164.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2019-09-06 14:04:24,759 INFO L168 Benchmark]: RCFGBuilder took 878.01 ms. Allocated memory is still 199.8 MB. Free memory was 164.8 MB in the beginning and 103.8 MB in the end (delta: 61.0 MB). Peak memory consumption was 61.0 MB. Max. memory is 7.1 GB. [2019-09-06 14:04:24,760 INFO L168 Benchmark]: Sifa took 58784.81 ms. Allocated memory was 199.8 MB in the beginning and 896.0 MB in the end (delta: 696.3 MB). Free memory was 103.8 MB in the beginning and 461.0 MB in the end (delta: -357.2 MB). Peak memory consumption was 339.0 MB. Max. memory is 7.1 GB. [2019-09-06 14:04:24,764 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: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 691.58 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 88.5 MB in the beginning and 167.9 MB in the end (delta: -79.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 75.34 ms. Allocated memory is still 199.8 MB. Free memory was 167.9 MB in the beginning and 164.8 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 878.01 ms. Allocated memory is still 199.8 MB. Free memory was 164.8 MB in the beginning and 103.8 MB in the end (delta: 61.0 MB). Peak memory consumption was 61.0 MB. Max. memory is 7.1 GB. * Sifa took 58784.81 ms. Allocated memory was 199.8 MB in the beginning and 896.0 MB in the end (delta: 696.3 MB). Free memory was 103.8 MB in the beginning and 461.0 MB in the end (delta: -357.2 MB). Peak memory consumption was 339.0 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]: 58731, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 83901, DAG_INTERPRETER_EARLY_EXITS: 2308, TOOLS_POST_APPLICATIONS: 82591, TOOLS_POST_TIME[ms]: 10279, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 74, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 27, TOOLS_QUANTIFIERELIM_TIME[ms]: 5627, FLUID_QUERY_TIME[ms]: 564, FLUID_QUERIES: 84395, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 35064, DOMAIN_JOIN_TIME[ms]: 8004, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 242, DOMAIN_WIDEN_TIME[ms]: 40, DOMAIN_ISSUBSETEQ_APPLICATIONS: 494, DOMAIN_ISSUBSETEQ_TIME[ms]: 364, DOMAIN_ISBOTTOM_APPLICATIONS: 38600, DOMAIN_ISBOTTOM_TIME[ms]: 36029, LOOP_SUMMARIZER_APPLICATIONS: 252, LOOP_SUMMARIZER_CACHE_MISSES: 252, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 50857, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 50853, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 494, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 50, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 21, REGEX_TO_DAG_TIME[ms]: 24, DAG_COMPRESSION_TIME[ms]: 839, DAG_COMPRESSION_PROCESSED_NODES: 46743, DAG_COMPRESSION_RETAINED_NODES: 18222 - UnprovableResult [Line: 405]: 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 117902#(and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= main_~check__tmp~1 1) (<= 0 ~mode2~0) (<= ~__return_6448~0 1) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= main_~__tmp_2~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 ~__return_6448~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...