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.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:21:27,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:21:27,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:21:27,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:21:27,403 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:21:27,404 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:21:27,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:21:27,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:21:27,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:21:27,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:21:27,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:21:27,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:21:27,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:21:27,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:21:27,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:21:27,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:21:27,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:21:27,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:21:27,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:21:27,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:21:27,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:21:27,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:21:27,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:21:27,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:21:27,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:21:27,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:21:27,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:21:27,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:21:27,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:21:27,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:21:27,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:21:27,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:21:27,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:21:27,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:21:27,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:21:27,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:21:27,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:21:27,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:21:27,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:21:27,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:21:27,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:21:27,437 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 13:21:27,452 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:21:27,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:21:27,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:21:27,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:21:27,454 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:21:27,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:21:27,454 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:21:27,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:21:27,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:21:27,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:21:27,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:21:27,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:21:27,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:21:27,456 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:21:27,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:21:27,456 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:21:27,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:21:27,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:21:27,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:21:27,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:21:27,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:21:27,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:21:27,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:21:27,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:21:27,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:21:27,458 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:21:27,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:21:27,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:21:27,459 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 13:21:27,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:21:27,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:21:27,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:21:27,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:21:27,508 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:21:27,508 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-09-06 13:21:27,573 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f16db29ed/1036d3a1de444270b1ba79921a5739a0/FLAG71f63e714 [2019-09-06 13:21:28,105 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:21:28,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2019-09-06 13:21:28,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f16db29ed/1036d3a1de444270b1ba79921a5739a0/FLAG71f63e714 [2019-09-06 13:21:28,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f16db29ed/1036d3a1de444270b1ba79921a5739a0 [2019-09-06 13:21:28,431 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:21:28,433 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:21:28,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:21:28,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:21:28,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:21:28,438 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:21:28" (1/1) ... [2019-09-06 13:21:28,441 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f488eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:21:28, skipping insertion in model container [2019-09-06 13:21:28,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:21:28" (1/1) ... [2019-09-06 13:21:28,450 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:21:28,499 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:21:28,827 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:21:28,989 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:21:29,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:21:29,098 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:21:29,098 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:21:29 WrapperNode [2019-09-06 13:21:29,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:21:29,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:21:29,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:21:29,100 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:21:29,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:21:29" (1/1) ... [2019-09-06 13:21:29,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:21:29" (1/1) ... [2019-09-06 13:21:29,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:21:29" (1/1) ... [2019-09-06 13:21:29,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:21:29" (1/1) ... [2019-09-06 13:21:29,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:21:29" (1/1) ... [2019-09-06 13:21:29,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:21:29" (1/1) ... [2019-09-06 13:21:29,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:21:29" (1/1) ... [2019-09-06 13:21:29,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:21:29,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:21:29,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:21:29,149 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:21:29,150 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:21:29" (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 13:21:29,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:21:29,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:21:29,209 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:21:29,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:21:29,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:21:29,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:21:29,210 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:21:29,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:21:29,211 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:21:29,211 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:21:29,211 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:21:29,212 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:21:29,212 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:21:29,212 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:21:29,213 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:21:29,213 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:21:29,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:21:29,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:21:29,793 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:21:29,793 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:21:29,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:21:29 BoogieIcfgContainer [2019-09-06 13:21:29,796 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:21:29,796 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:21:29,796 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:21:29,797 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:21:29,798 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:21:29" (1/1) ... [2019-09-06 13:21:29,799 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 13:21:29,838 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 13:21:29,838 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:21:29,847 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:21:29,856 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:21:29,858 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:21:29,992 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 144 for LOIs [2019-09-06 13:29:35,850 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 13:29:35,850 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 13:29:35,853 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 936689#(and (<= 0 main_~check__tmp~0) (<= main_~assert__arg~0 1) (<= ~mode3~0 1) (<= main_~check__tmp~0 1) (<= 0 ~mode1~0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~0) (<= ~mode2~0 1) (<= ~mode1~0 1) (<= main_~main__c1~0 1) (<= 0 ~__return_6163~0) (<= main_~__tmp_1~0 1) (<= 0 main_~main__c1~0) (<= ~__return_6163~0 1) (<= 0 main_~__tmp_1~0)) [2019-09-06 13:29:35,870 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 13:29:35,871 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 13:29:35,874 INFO L168 Benchmark]: Toolchain (without parser) took 487439.74 ms. Allocated memory was 140.5 MB in the beginning and 2.9 GB in the end (delta: 2.8 GB). Free memory was 88.3 MB in the beginning and 146.2 MB in the end (delta: -58.0 MB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2019-09-06 13:29:35,875 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-06 13:29:35,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.74 ms. Allocated memory was 140.5 MB in the beginning and 201.9 MB in the end (delta: 61.3 MB). Free memory was 88.0 MB in the beginning and 176.8 MB in the end (delta: -88.7 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-06 13:29:35,877 INFO L168 Benchmark]: Boogie Preprocessor took 48.86 ms. Allocated memory is still 201.9 MB. Free memory was 176.8 MB in the beginning and 174.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-06 13:29:35,878 INFO L168 Benchmark]: RCFGBuilder took 647.26 ms. Allocated memory is still 201.9 MB. Free memory was 174.4 MB in the beginning and 140.8 MB in the end (delta: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 7.1 GB. [2019-09-06 13:29:35,879 INFO L168 Benchmark]: Sifa took 486074.83 ms. Allocated memory was 201.9 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 140.8 MB in the beginning and 146.2 MB in the end (delta: -5.4 MB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2019-09-06 13:29:35,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.74 ms. Allocated memory was 140.5 MB in the beginning and 201.9 MB in the end (delta: 61.3 MB). Free memory was 88.0 MB in the beginning and 176.8 MB in the end (delta: -88.7 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.86 ms. Allocated memory is still 201.9 MB. Free memory was 176.8 MB in the beginning and 174.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 647.26 ms. Allocated memory is still 201.9 MB. Free memory was 174.4 MB in the beginning and 140.8 MB in the end (delta: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 7.1 GB. * Sifa took 486074.83 ms. Allocated memory was 201.9 MB in the beginning and 2.9 GB in the end (delta: 2.7 GB). Free memory was 140.8 MB in the beginning and 146.2 MB in the end (delta: -5.4 MB). Peak memory consumption was 2.7 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]: 486015, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 669722, DAG_INTERPRETER_EARLY_EXITS: 12953, TOOLS_POST_APPLICATIONS: 666373, TOOLS_POST_TIME[ms]: 143966, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 55, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 12, TOOLS_QUANTIFIERELIM_TIME[ms]: 94048, FLUID_QUERY_TIME[ms]: 5257, FLUID_QUERIES: 672524, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 269829, DOMAIN_JOIN_TIME[ms]: 79746, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 482, DOMAIN_WIDEN_TIME[ms]: 233, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2802, DOMAIN_ISSUBSETEQ_TIME[ms]: 1212, DOMAIN_ISBOTTOM_APPLICATIONS: 209711, DOMAIN_ISBOTTOM_TIME[ms]: 234780, LOOP_SUMMARIZER_APPLICATIONS: 2320, LOOP_SUMMARIZER_CACHE_MISSES: 2320, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 444332, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 444292, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2802, 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]: 5, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 488, DAG_COMPRESSION_TIME[ms]: 3640, DAG_COMPRESSION_PROCESSED_NODES: 404265, DAG_COMPRESSION_RETAINED_NODES: 111937 - UnprovableResult [Line: 198]: 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 936689#(and (<= 0 main_~check__tmp~0) (<= main_~assert__arg~0 1) (<= ~mode3~0 1) (<= main_~check__tmp~0 1) (<= 0 ~mode1~0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~0) (<= ~mode2~0 1) (<= ~mode1~0 1) (<= main_~main__c1~0 1) (<= 0 ~__return_6163~0) (<= main_~__tmp_1~0 1) (<= 0 main_~main__c1~0) (<= ~__return_6163~0 1) (<= 0 main_~__tmp_1~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...