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/float-benchs/rlim_invariant.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:36:18,673 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:36:18,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:36:18,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:36:18,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:36:18,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:36:18,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:36:18,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:36:18,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:36:18,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:36:18,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:36:18,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:36:18,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:36:18,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:36:18,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:36:18,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:36:18,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:36:18,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:36:18,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:36:18,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:36:18,709 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:36:18,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:36:18,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:36:18,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:36:18,715 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 08:36:18,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 08:36:18,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 08:36:18,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 08:36:18,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 08:36:18,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 08:36:18,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:36:18,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:36:18,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:36:18,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:36:18,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:36:18,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:36:18,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:36:18,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:36:18,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:36:18,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:36:18,724 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:36:18,725 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 08:36:18,750 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:36:18,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:36:18,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:36:18,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:36:18,754 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:36:18,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:36:18,754 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:36:18,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:36:18,754 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:36:18,755 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:36:18,755 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:36:18,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:36:18,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:36:18,756 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:36:18,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:36:18,757 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:36:18,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:36:18,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:36:18,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:36:18,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:36:18,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:36:18,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:36:18,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:36:18,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:36:18,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:36:18,759 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:36:18,759 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:36:18,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:36:18,760 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 08:36:18,812 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:36:18,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:36:18,838 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:36:18,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:36:18,840 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:36:18,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2019-09-06 08:36:18,902 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d7bceaa/e5a338d8781a4a16bd71f0fbeb2b548a/FLAGe6bbd3eac [2019-09-06 08:36:19,302 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:36:19,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2019-09-06 08:36:19,310 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d7bceaa/e5a338d8781a4a16bd71f0fbeb2b548a/FLAGe6bbd3eac [2019-09-06 08:36:19,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35d7bceaa/e5a338d8781a4a16bd71f0fbeb2b548a [2019-09-06 08:36:19,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:36:19,692 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:36:19,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:36:19,695 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:36:19,698 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:36:19,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:36:19" (1/1) ... [2019-09-06 08:36:19,702 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28fd976a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:19, skipping insertion in model container [2019-09-06 08:36:19,702 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:36:19" (1/1) ... [2019-09-06 08:36:19,710 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:36:19,759 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:36:20,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:36:20,008 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:36:20,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:36:20,146 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:36:20,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:20 WrapperNode [2019-09-06 08:36:20,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:36:20,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:36:20,149 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:36:20,149 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:36:20,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:20" (1/1) ... [2019-09-06 08:36:20,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:20" (1/1) ... [2019-09-06 08:36:20,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:20" (1/1) ... [2019-09-06 08:36:20,166 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:20" (1/1) ... [2019-09-06 08:36:20,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:20" (1/1) ... [2019-09-06 08:36:20,185 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:20" (1/1) ... [2019-09-06 08:36:20,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:20" (1/1) ... [2019-09-06 08:36:20,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:36:20,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:36:20,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:36:20,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:36:20,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:36:20" (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 08:36:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:36:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:36:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:36:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:36:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-09-06 08:36:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 08:36:20,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-06 08:36:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:36:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:36:20,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:36:20,627 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:36:20,628 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 08:36:20,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:36:20 BoogieIcfgContainer [2019-09-06 08:36:20,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:36:20,631 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:36:20,631 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:36:20,631 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:36:20,633 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:36:20" (1/1) ... [2019-09-06 08:36:20,633 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 08:36:20,656 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-06 08:36:20,656 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:36:20,664 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:36:20,672 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:36:20,673 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:36:20,752 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 40 for LOIs [2019-09-06 08:36:26,171 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 08:36:26,171 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 08:36:26,178 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 5085#(and (<= ~__tmp_136_0~0 0) (<= 0 main_~main__i~0) (<= |old(~__tmp_142_1~0)| 0) (<= |old(~__tmp_160_2~0)| 0) (<= 0 ~__tmp_160_0~0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= ~__tmp_142_1~0 0) (<= 0 |old(~__tmp_160_2~0)|) (<= ~__tmp_160_0~0 0) (<= 0 ~__tmp_160_2~0) (<= 0 ~__return_main~0) (<= main_~main____CPAchecker_TMP_1~0 1) (<= 0 |old(~__tmp_142_0~0)|) (<= ~__return_main~0 0) (<= |old(~__tmp_160_1~0)| 0) (<= 0 |old(~__return_165~0)|) (<= 0 main_~main____CPAchecker_TMP_2~0) (<= main_~main__i~0 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= 0 |old(~__tmp_136_0~0)|) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0) (<= |old(~__tmp_136_0~0)| 0) (<= 0 ~__tmp_142_1~0) (<= ~__tmp_160_2~0 0) (<= 0 |old(~__tmp_142_1~0)|) (<= 0 ~__return_165~0) (<= |old(~__tmp_142_0~0)| 0) (<= 0 ~__tmp_160_1~0) (<= main_~__VERIFIER_assert__cond~0 0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= 0 |old(~__tmp_160_0~0)|) (<= ~__tmp_142_0~0 0) (<= |old(~__tmp_160_0~0)| 0) (<= |old(~__return_165~0)| 0) (<= 0 |old(~__tmp_160_1~0)|) (<= main_~main____CPAchecker_TMP_2~0 0) (<= ~__return_165~0 0) (<= 1 main_~main____CPAchecker_TMP_1~0) (<= 0 ~__tmp_136_0~0) (<= ~__tmp_160_1~0 0) (<= 0 ~__tmp_142_0~0)) [2019-09-06 08:36:26,179 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 5074#(and (<= main_~main____CPAchecker_TMP_2~1 0) (<= |old(~__tmp_142_1~0)| 0) (<= main_~main____CPAchecker_TMP_2~0 1) (<= |old(~__tmp_160_2~0)| 0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= 1 main_~main__i~0) (<= ~__tmp_142_1~0 0) (<= 0 |old(~__tmp_160_2~0)|) (<= 1 main_~__tmp_1~0) (<= 0 ~__return_main~0) (<= main_~main____CPAchecker_TMP_1~0 1) (<= 1 ~__tmp_160_0~0) (<= ~__return_main~0 0) (<= 0 |old(~__return_165~0)|) (<= 1 main_~main____CPAchecker_TMP_2~0) (<= main_~__VERIFIER_assert__cond~0 1) (<= 1 ~__tmp_160_1~0) (<= ~__tmp_160_2~0 1) (<= 0 |old(~__tmp_142_1~0)|) (<= 0 ~__return_165~0) (<= |old(~__tmp_142_0~0)| 0) (<= main_~main____CPAchecker_TMP_1~1 1) (<= 0 main_~main____CPAchecker_TMP_1~1) (<= 0 |old(~__tmp_160_0~0)|) (<= ~__tmp_142_0~0 0) (<= 1 ~__tmp_160_2~0) (<= main_~main____CPAchecker_TMP_0~1 1) (<= |old(~__return_165~0)| 0) (<= 0 |old(~__tmp_160_1~0)|) (<= 1 main_~main____CPAchecker_TMP_1~0) (<= 0 ~__tmp_136_0~0) (<= 1 main_~__VERIFIER_assert__cond~0) (<= ~__tmp_136_0~0 0) (<= 0 |old(~__tmp_142_0~0)|) (<= ~__tmp_160_0~0 1) (<= 0 main_~main____CPAchecker_TMP_0~1) (<= |old(~__tmp_160_1~0)| 0) (<= 0 main_~__VERIFIER_assert__cond~1) (<= 0 |old(~__tmp_136_0~0)|) (<= 0 main_~main____CPAchecker_TMP_2~1) (<= main_~__tmp_2~0 0) (<= |old(~__tmp_136_0~0)| 0) (<= 0 ~__tmp_142_1~0) (<= 0 main_~__tmp_2~0) (<= main_~__VERIFIER_assert__cond~1 0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= main_~__tmp_1~0 1) (<= |old(~__tmp_160_0~0)| 0) (<= ~__return_165~0 0) (<= ~__tmp_160_1~0 1) (<= 0 ~__tmp_142_0~0)) [2019-09-06 08:36:26,209 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 08:36:26,209 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 08:36:26,214 INFO L168 Benchmark]: Toolchain (without parser) took 6521.30 ms. Allocated memory was 135.8 MB in the beginning and 411.6 MB in the end (delta: 275.8 MB). Free memory was 91.9 MB in the beginning and 273.5 MB in the end (delta: -181.7 MB). Peak memory consumption was 94.1 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:26,217 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 135.8 MB. Free memory was 110.2 MB in the beginning and 110.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 08:36:26,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 453.67 ms. Allocated memory was 135.8 MB in the beginning and 199.8 MB in the end (delta: 64.0 MB). Free memory was 91.6 MB in the beginning and 177.3 MB in the end (delta: -85.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:26,224 INFO L168 Benchmark]: Boogie Preprocessor took 40.40 ms. Allocated memory is still 199.8 MB. Free memory was 177.3 MB in the beginning and 175.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:26,225 INFO L168 Benchmark]: RCFGBuilder took 441.23 ms. Allocated memory is still 199.8 MB. Free memory was 174.6 MB in the beginning and 154.8 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:26,235 INFO L168 Benchmark]: Sifa took 5578.62 ms. Allocated memory was 199.8 MB in the beginning and 411.6 MB in the end (delta: 211.8 MB). Free memory was 154.8 MB in the beginning and 273.5 MB in the end (delta: -118.7 MB). Peak memory consumption was 93.1 MB. Max. memory is 7.1 GB. [2019-09-06 08:36:26,245 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 135.8 MB. Free memory was 110.2 MB in the beginning and 110.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 453.67 ms. Allocated memory was 135.8 MB in the beginning and 199.8 MB in the end (delta: 64.0 MB). Free memory was 91.6 MB in the beginning and 177.3 MB in the end (delta: -85.7 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.40 ms. Allocated memory is still 199.8 MB. Free memory was 177.3 MB in the beginning and 175.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 441.23 ms. Allocated memory is still 199.8 MB. Free memory was 174.6 MB in the beginning and 154.8 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 7.1 GB. * Sifa took 5578.62 ms. Allocated memory was 199.8 MB in the beginning and 411.6 MB in the end (delta: 211.8 MB). Free memory was 154.8 MB in the beginning and 273.5 MB in the end (delta: -118.7 MB). Peak memory consumption was 93.1 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]: 5523, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 4577, DAG_INTERPRETER_EARLY_EXITS: 284, TOOLS_POST_APPLICATIONS: 4222, TOOLS_POST_TIME[ms]: 1944, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 24, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 3, TOOLS_QUANTIFIERELIM_TIME[ms]: 1466, FLUID_QUERY_TIME[ms]: 49, FLUID_QUERIES: 4812, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 850, DOMAIN_JOIN_TIME[ms]: 1241, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 15, DOMAIN_ISSUBSETEQ_APPLICATIONS: 235, DOMAIN_ISSUBSETEQ_TIME[ms]: 45, DOMAIN_ISBOTTOM_APPLICATIONS: 891, DOMAIN_ISBOTTOM_TIME[ms]: 1466, LOOP_SUMMARIZER_APPLICATIONS: 227, LOOP_SUMMARIZER_CACHE_MISSES: 227, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4270, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4269, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 235, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 23, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 17, DAG_COMPRESSION_TIME[ms]: 450, DAG_COMPRESSION_PROCESSED_NODES: 16093, DAG_COMPRESSION_RETAINED_NODES: 6197 - UnprovableResult [Line: 65]: 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 5085#(and (<= ~__tmp_136_0~0 0) (<= 0 main_~main__i~0) (<= |old(~__tmp_142_1~0)| 0) (<= |old(~__tmp_160_2~0)| 0) (<= 0 ~__tmp_160_0~0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= ~__tmp_142_1~0 0) (<= 0 |old(~__tmp_160_2~0)|) (<= ~__tmp_160_0~0 0) (<= 0 ~__tmp_160_2~0) (<= 0 ~__return_main~0) (<= main_~main____CPAchecker_TMP_1~0 1) (<= 0 |old(~__tmp_142_0~0)|) (<= ~__return_main~0 0) (<= |old(~__tmp_160_1~0)| 0) (<= 0 |old(~__return_165~0)|) (<= 0 main_~main____CPAchecker_TMP_2~0) (<= main_~main__i~0 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= 0 |old(~__tmp_136_0~0)|) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0) (<= |old(~__tmp_136_0~0)| 0) (<= 0 ~__tmp_142_1~0) (<= ~__tmp_160_2~0 0) (<= 0 |old(~__tmp_142_1~0)|) (<= 0 ~__return_165~0) (<= |old(~__tmp_142_0~0)| 0) (<= 0 ~__tmp_160_1~0) (<= main_~__VERIFIER_assert__cond~0 0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= 0 |old(~__tmp_160_0~0)|) (<= ~__tmp_142_0~0 0) (<= |old(~__tmp_160_0~0)| 0) (<= |old(~__return_165~0)| 0) (<= 0 |old(~__tmp_160_1~0)|) (<= main_~main____CPAchecker_TMP_2~0 0) (<= ~__return_165~0 0) (<= 1 main_~main____CPAchecker_TMP_1~0) (<= 0 ~__tmp_136_0~0) (<= ~__tmp_160_1~0 0) (<= 0 ~__tmp_142_0~0)). Possible FailurePath: - UnprovableResult [Line: 121]: 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 5074#(and (<= main_~main____CPAchecker_TMP_2~1 0) (<= |old(~__tmp_142_1~0)| 0) (<= main_~main____CPAchecker_TMP_2~0 1) (<= |old(~__tmp_160_2~0)| 0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= 1 main_~main__i~0) (<= ~__tmp_142_1~0 0) (<= 0 |old(~__tmp_160_2~0)|) (<= 1 main_~__tmp_1~0) (<= 0 ~__return_main~0) (<= main_~main____CPAchecker_TMP_1~0 1) (<= 1 ~__tmp_160_0~0) (<= ~__return_main~0 0) (<= 0 |old(~__return_165~0)|) (<= 1 main_~main____CPAchecker_TMP_2~0) (<= main_~__VERIFIER_assert__cond~0 1) (<= 1 ~__tmp_160_1~0) (<= ~__tmp_160_2~0 1) (<= 0 |old(~__tmp_142_1~0)|) (<= 0 ~__return_165~0) (<= |old(~__tmp_142_0~0)| 0) (<= main_~main____CPAchecker_TMP_1~1 1) (<= 0 main_~main____CPAchecker_TMP_1~1) (<= 0 |old(~__tmp_160_0~0)|) (<= ~__tmp_142_0~0 0) (<= 1 ~__tmp_160_2~0) (<= main_~main____CPAchecker_TMP_0~1 1) (<= |old(~__return_165~0)| 0) (<= 0 |old(~__tmp_160_1~0)|) (<= 1 main_~main____CPAchecker_TMP_1~0) (<= 0 ~__tmp_136_0~0) (<= 1 main_~__VERIFIER_assert__cond~0) (<= ~__tmp_136_0~0 0) (<= 0 |old(~__tmp_142_0~0)|) (<= ~__tmp_160_0~0 1) (<= 0 main_~main____CPAchecker_TMP_0~1) (<= |old(~__tmp_160_1~0)| 0) (<= 0 main_~__VERIFIER_assert__cond~1) (<= 0 |old(~__tmp_136_0~0)|) (<= 0 main_~main____CPAchecker_TMP_2~1) (<= main_~__tmp_2~0 0) (<= |old(~__tmp_136_0~0)| 0) (<= 0 ~__tmp_142_1~0) (<= 0 main_~__tmp_2~0) (<= main_~__VERIFIER_assert__cond~1 0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= main_~__tmp_1~0 1) (<= |old(~__tmp_160_0~0)| 0) (<= ~__return_165~0 0) (<= ~__tmp_160_1~0 1) (<= 0 ~__tmp_142_0~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...