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.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:16:10,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:16:10,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:16:10,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:16:10,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:16:10,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:16:10,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:16:10,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:16:10,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:16:10,326 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:16:10,327 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:16:10,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:16:10,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:16:10,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:16:10,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:16:10,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:16:10,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:16:10,333 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:16:10,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:16:10,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:16:10,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:16:10,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:16:10,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:16:10,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:16:10,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:16:10,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:16:10,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:16:10,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:16:10,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:16:10,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:16:10,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:16:10,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:16:10,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:16:10,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:16:10,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:16:10,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:16:10,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:16:10,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:16:10,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:16:10,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:16:10,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:16:10,353 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 13:16:10,367 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:16:10,368 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:16:10,369 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:16:10,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:16:10,369 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:16:10,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:16:10,370 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:16:10,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:16:10,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:16:10,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:16:10,370 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:16:10,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:16:10,371 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:16:10,371 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:16:10,371 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:16:10,371 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:16:10,371 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:16:10,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:16:10,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:16:10,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:16:10,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:16:10,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:16:10,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:16:10,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:16:10,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:16:10,373 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:16:10,373 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:16:10,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:16:10,374 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 13:16:10,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:16:10,418 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:16:10,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:16:10,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:16:10,423 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:16:10,424 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-09-06 13:16:10,488 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d189d7b4/7b41d534f5c8440cb8985817705d1643/FLAGa84ea8892 [2019-09-06 13:16:11,123 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:16:11,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-09-06 13:16:11,139 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d189d7b4/7b41d534f5c8440cb8985817705d1643/FLAGa84ea8892 [2019-09-06 13:16:11,343 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d189d7b4/7b41d534f5c8440cb8985817705d1643 [2019-09-06 13:16:11,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:16:11,355 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:16:11,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:16:11,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:16:11,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:16:11,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:16:11" (1/1) ... [2019-09-06 13:16:11,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a76b4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:16:11, skipping insertion in model container [2019-09-06 13:16:11,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:16:11" (1/1) ... [2019-09-06 13:16:11,372 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:16:11,470 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:16:12,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:16:12,190 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:16:12,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:16:12,642 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:16:12,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:16:12 WrapperNode [2019-09-06 13:16:12,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:16:12,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:16:12,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:16:12,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:16:12,654 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:16:12" (1/1) ... [2019-09-06 13:16:12,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:16:12" (1/1) ... [2019-09-06 13:16:12,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:16:12" (1/1) ... [2019-09-06 13:16:12,681 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:16:12" (1/1) ... [2019-09-06 13:16:12,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:16:12" (1/1) ... [2019-09-06 13:16:12,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:16:12" (1/1) ... [2019-09-06 13:16:12,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:16:12" (1/1) ... [2019-09-06 13:16:12,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:16:12,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:16:12,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:16:12,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:16:12,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:16:12" (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 13:16:12,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:16:12,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:16:12,879 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:16:12,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:16:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:16:12,880 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:16:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:16:12,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:16:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:16:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:16:12,882 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:16:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:16:12,883 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:16:12,884 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:16:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:16:12,885 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:16:12,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:16:12,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:16:15,058 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:16:15,058 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:16:15,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:16:15 BoogieIcfgContainer [2019-09-06 13:16:15,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:16:15,061 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:16:15,061 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:16:15,062 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:16:15,063 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:16:15" (1/1) ... [2019-09-06 13:16:15,064 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 13:16:15,100 INFO L162 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-09-06 13:16:15,100 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:16:15,130 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:16:15,146 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:16:15,151 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:16:15,333 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 444 for LOIs [2019-09-06 13:21:24,751 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 13:21:24,751 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 13:21:24,754 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 176635#(and (<= main_~__tmp_3~0 1) (<= 0 main_~assert__arg~2) (<= main_~assert__arg~2 1) (<= 0 main_~__tmp_3~0)) [2019-09-06 13:21:24,754 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 176765#(and (<= 0 ~mode3~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~7) (<= 0 ~__return_7038~0) (<= 0 main_~__tmp_8~0) (<= main_~assert__arg~7 1) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= ~__return_7038~0 0) (<= 1 ~st3~0)) [2019-09-06 13:21:24,754 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 176725#(and (<= 0 (+ ~st1~0 1)) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 ~__return_7768~0) (<= main_~check__tmp~5 0) (<= main_~assert__arg~5 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 1 ~st3~0) (<= ~__return_7768~0 0) (<= 0 main_~check__tmp~5)) [2019-09-06 13:21:24,755 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 176679#(and (<= main_~assert__arg~8 1) (<= 0 main_~__tmp_9~0) (<= main_~__tmp_9~0 1) (<= main_~check__tmp~8 0) (<= ~__return_7611~0 0) (<= 0 main_~check__tmp~8) (<= 0 ~__return_7611~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~8)) [2019-09-06 13:21:24,785 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 13:21:24,785 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 13:21:24,788 INFO L168 Benchmark]: Toolchain (without parser) took 313431.83 ms. Allocated memory was 133.2 MB in the beginning and 3.2 GB in the end (delta: 3.0 GB). Free memory was 86.6 MB in the beginning and 2.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2019-09-06 13:21:24,789 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 13:21:24,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1287.18 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 86.4 MB in the beginning and 138.9 MB in the end (delta: -52.5 MB). Peak memory consumption was 38.7 MB. Max. memory is 7.1 GB. [2019-09-06 13:21:24,792 INFO L168 Benchmark]: Boogie Preprocessor took 142.03 ms. Allocated memory is still 201.3 MB. Free memory was 138.9 MB in the beginning and 132.0 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 7.1 GB. [2019-09-06 13:21:24,792 INFO L168 Benchmark]: RCFGBuilder took 2274.77 ms. Allocated memory was 201.3 MB in the beginning and 264.2 MB in the end (delta: 62.9 MB). Free memory was 132.0 MB in the beginning and 206.9 MB in the end (delta: -74.9 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. [2019-09-06 13:21:24,793 INFO L168 Benchmark]: Sifa took 309723.92 ms. Allocated memory was 264.2 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 206.9 MB in the beginning and 2.1 GB in the end (delta: -1.9 GB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2019-09-06 13:21:24,797 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 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1287.18 ms. Allocated memory was 133.2 MB in the beginning and 201.3 MB in the end (delta: 68.2 MB). Free memory was 86.4 MB in the beginning and 138.9 MB in the end (delta: -52.5 MB). Peak memory consumption was 38.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 142.03 ms. Allocated memory is still 201.3 MB. Free memory was 138.9 MB in the beginning and 132.0 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2274.77 ms. Allocated memory was 201.3 MB in the beginning and 264.2 MB in the end (delta: 62.9 MB). Free memory was 132.0 MB in the beginning and 206.9 MB in the end (delta: -74.9 MB). Peak memory consumption was 92.0 MB. Max. memory is 7.1 GB. * Sifa took 309723.92 ms. Allocated memory was 264.2 MB in the beginning and 3.2 GB in the end (delta: 2.9 GB). Free memory was 206.9 MB in the beginning and 2.1 GB in the end (delta: -1.9 GB). Peak memory consumption was 1.0 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]: 309655, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 137250, DAG_INTERPRETER_EARLY_EXITS: 4048, TOOLS_POST_APPLICATIONS: 135864, TOOLS_POST_TIME[ms]: 65196, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 87, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 13, TOOLS_QUANTIFIERELIM_TIME[ms]: 42392, FLUID_QUERY_TIME[ms]: 2248, FLUID_QUERIES: 137502, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 40778, DOMAIN_JOIN_TIME[ms]: 45637, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 118, DOMAIN_WIDEN_TIME[ms]: 166, DOMAIN_ISSUBSETEQ_APPLICATIONS: 252, DOMAIN_ISSUBSETEQ_TIME[ms]: 796, DOMAIN_ISBOTTOM_APPLICATIONS: 37939, DOMAIN_ISBOTTOM_TIME[ms]: 87088, LOOP_SUMMARIZER_APPLICATIONS: 134, LOOP_SUMMARIZER_CACHE_MISSES: 134, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 62234, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 62224, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 252, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 43, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 96, REGEX_TO_DAG_TIME[ms]: 4961, DAG_COMPRESSION_TIME[ms]: 90028, DAG_COMPRESSION_PROCESSED_NODES: 4068269, DAG_COMPRESSION_RETAINED_NODES: 1194018 - UnprovableResult [Line: 439]: 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 176635#(and (<= main_~__tmp_3~0 1) (<= 0 main_~assert__arg~2) (<= main_~assert__arg~2 1) (<= 0 main_~__tmp_3~0)). Possible FailurePath: - UnprovableResult [Line: 1210]: 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 176765#(and (<= 0 ~mode3~0) (<= ~st3~0 1) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~7) (<= 0 ~__return_7038~0) (<= 0 main_~__tmp_8~0) (<= main_~assert__arg~7 1) (<= main_~__tmp_8~0 1) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= ~__return_7038~0 0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 1035]: 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 176725#(and (<= 0 (+ ~st1~0 1)) (<= ~mode2~0 0) (<= 0 ~mode1~0) (<= ~mode1~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= 0 main_~assert__arg~5) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= 0 ~__return_7768~0) (<= main_~check__tmp~5 0) (<= main_~assert__arg~5 1) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 main_~__tmp_6~0) (<= main_~__tmp_6~0 1) (<= 1 ~st3~0) (<= ~__return_7768~0 0) (<= 0 main_~check__tmp~5)). Possible FailurePath: - UnprovableResult [Line: 1293]: 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 176679#(and (<= main_~assert__arg~8 1) (<= 0 main_~__tmp_9~0) (<= main_~__tmp_9~0 1) (<= main_~check__tmp~8 0) (<= ~__return_7611~0 0) (<= 0 main_~check__tmp~8) (<= 0 ~__return_7611~0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 main_~assert__arg~8)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...