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 --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 09:34:52,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 09:34:52,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 09:34:52,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 09:34:52,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 09:34:52,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 09:34:52,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 09:34:52,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 09:34:52,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 09:34:52,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 09:34:52,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 09:34:52,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 09:34:52,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 09:34:52,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 09:34:52,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 09:34:52,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 09:34:52,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 09:34:52,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 09:34:52,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 09:34:52,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 09:34:52,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 09:34:52,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 09:34:52,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 09:34:52,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 09:34:52,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 09:34:52,820 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 09:34:52,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 09:34:52,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 09:34:52,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 09:34:52,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 09:34:52,824 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 09:34:52,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 09:34:52,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 09:34:52,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 09:34:52,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 09:34:52,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 09:34:52,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 09:34:52,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 09:34:52,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 09:34:52,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 09:34:52,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 09:34:52,838 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 [2019-09-17 09:34:52,864 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 09:34:52,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 09:34:52,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 09:34:52,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 09:34:52,866 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 09:34:52,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 09:34:52,867 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 09:34:52,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 09:34:52,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 09:34:52,867 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 09:34:52,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 09:34:52,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 09:34:52,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 09:34:52,869 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 09:34:52,870 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 09:34:52,870 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 09:34:52,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 09:34:52,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 09:34:52,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 09:34:52,871 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 09:34:52,871 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 09:34:52,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 09:34:52,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 09:34:52,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 09:34:52,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 09:34:52,872 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 09:34:52,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 09:34:52,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 09:34:52,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 09:34:52,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 09:34:52,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 09:34:52,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 09:34:52,925 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 09:34:52,925 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 09:34:52,926 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-09-17 09:34:52,985 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2bf9ea7b/ef71b7981d374a1fb320f695c562d6bb/FLAGa373c90a3 [2019-09-17 09:34:53,492 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 09:34:53,493 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-09-17 09:34:53,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2bf9ea7b/ef71b7981d374a1fb320f695c562d6bb/FLAGa373c90a3 [2019-09-17 09:34:54,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2bf9ea7b/ef71b7981d374a1fb320f695c562d6bb [2019-09-17 09:34:54,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 09:34:54,012 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 09:34:54,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 09:34:54,013 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 09:34:54,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 09:34:54,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 09:34:54" (1/1) ... [2019-09-17 09:34:54,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e11f23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:54, skipping insertion in model container [2019-09-17 09:34:54,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 09:34:54" (1/1) ... [2019-09-17 09:34:54,026 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 09:34:54,062 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 09:34:54,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 09:34:54,464 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 09:34:54,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 09:34:54,578 INFO L192 MainTranslator]: Completed translation [2019-09-17 09:34:54,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:54 WrapperNode [2019-09-17 09:34:54,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 09:34:54,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 09:34:54,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 09:34:54,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 09:34:54,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:54" (1/1) ... [2019-09-17 09:34:54,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:54" (1/1) ... [2019-09-17 09:34:54,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:54" (1/1) ... [2019-09-17 09:34:54,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:54" (1/1) ... [2019-09-17 09:34:54,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:54" (1/1) ... [2019-09-17 09:34:54,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:54" (1/1) ... [2019-09-17 09:34:54,646 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:54" (1/1) ... [2019-09-17 09:34:54,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 09:34:54,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 09:34:54,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 09:34:54,652 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 09:34:54,653 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 09:34:54" (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 [2019-09-17 09:34:54,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 09:34:54,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 09:34:54,738 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 09:34:54,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 09:34:54,739 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-17 09:34:54,740 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-17 09:34:54,741 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 09:34:54,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-17 09:34:54,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 09:34:54,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 09:34:54,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 09:34:54,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 09:34:54,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 09:34:54,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 09:34:54,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 09:34:54,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 09:34:54,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 09:34:55,558 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 09:34:55,559 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-17 09:34:55,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 09:34:55 BoogieIcfgContainer [2019-09-17 09:34:55,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 09:34:55,561 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 09:34:55,561 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 09:34:55,561 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 09:34:55,562 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 09:34:55" (1/1) ... [2019-09-17 09:34:55,563 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 09:34:55,587 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 09:34:55,587 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 09:34:55,594 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 09:34:55,603 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 09:34:55,604 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 09:34:55,949 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-17 09:34:56,203 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2019-09-17 09:34:56,263 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 31 for LOIs [2019-09-17 09:35:40,612 WARN L191 SmtUtils]: Spent 25.75 s on a formula simplification that was a NOOP. DAG size: 886 [2019-09-17 09:36:09,745 WARN L191 SmtUtils]: Spent 14.03 s on a formula simplification that was a NOOP. DAG size: 925 [2019-09-17 09:36:09,964 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-17 09:36:10,336 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-17 09:36:10,336 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 09:36:10,336 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 09:36:10,338 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 30#(and (<= main_~main__Id_MCDC_116~0 0) (<= 0 |main_~#Id_MCDC_89__Id_MCDC_95~0.offset|) (<= 0 main_~main__Id_MCDC_116~0) (<= 0 ~__return_main~0) (<= 0 |#NULL.base|) (<= 0 |#t~string0.offset|) (<= |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 0) (<= ~__return_main~0 0) (<= 0 main_~Id_MCDC_89__Id_MCDC_88~0.offset) (<= 0 |#NULL.offset|) (<= main_~__VERIFIER_assert__Id_MCDC_92~0 0) (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~0) (<= 0 |main_~#main__Id_MCDC_119~0.offset|) (<= 0 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~__tmp_1~0.offset 0) (<= 0 main_~__tmp_2~0) (<= |#NULL.base| 0) (<= |old(~Id_MCDC_93~0)| 0) (<= |#t~string1.offset| 0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~0 1) (<= 0 main_~__tmp_1~0.offset) (<= 0 |#t~string1.offset|) (<= 0 |old(~Id_MCDC_93~0)|) (<= |#t~string0.offset| 0) (<= |#NULL.offset| 0) (<= 0 main_~main__Id_MCDC_115~0) (<= main_~main__Id_MCDC_115~0 0) (<= 0 |#t~string44.offset|) (<= 0 ~Id_MCDC_93~0) (<= |#t~string44.offset| 0) (<= main_~__tmp_2~0 1) (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~0) (<= main_~Id_MCDC_89__Id_MCDC_88~0.offset 0) (<= |main_~#main__Id_MCDC_119~0.offset| 0)) [2019-09-17 09:36:10,351 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 09:36:10,352 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 09:36:10,354 INFO L168 Benchmark]: Toolchain (without parser) took 76341.74 ms. Allocated memory was 129.0 MB in the beginning and 563.1 MB in the end (delta: 434.1 MB). Free memory was 83.7 MB in the beginning and 385.3 MB in the end (delta: -301.6 MB). Peak memory consumption was 132.5 MB. Max. memory is 7.1 GB. [2019-09-17 09:36:10,356 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 129.0 MB. Free memory was 103.2 MB in the beginning and 103.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-17 09:36:10,357 INFO L168 Benchmark]: CACSL2BoogieTranslator took 566.20 ms. Allocated memory was 129.0 MB in the beginning and 196.1 MB in the end (delta: 67.1 MB). Free memory was 83.5 MB in the beginning and 164.3 MB in the end (delta: -80.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-09-17 09:36:10,358 INFO L168 Benchmark]: Boogie Preprocessor took 72.34 ms. Allocated memory is still 196.1 MB. Free memory was 164.3 MB in the beginning and 161.1 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-09-17 09:36:10,359 INFO L168 Benchmark]: RCFGBuilder took 908.46 ms. Allocated memory is still 196.1 MB. Free memory was 161.1 MB in the beginning and 86.4 MB in the end (delta: 74.7 MB). Peak memory consumption was 74.7 MB. Max. memory is 7.1 GB. [2019-09-17 09:36:10,360 INFO L168 Benchmark]: Sifa took 74791.36 ms. Allocated memory was 196.1 MB in the beginning and 563.1 MB in the end (delta: 367.0 MB). Free memory was 86.4 MB in the beginning and 385.3 MB in the end (delta: -299.0 MB). Peak memory consumption was 68.0 MB. Max. memory is 7.1 GB. [2019-09-17 09:36:10,364 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 129.0 MB. Free memory was 103.2 MB in the beginning and 103.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 566.20 ms. Allocated memory was 129.0 MB in the beginning and 196.1 MB in the end (delta: 67.1 MB). Free memory was 83.5 MB in the beginning and 164.3 MB in the end (delta: -80.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.34 ms. Allocated memory is still 196.1 MB. Free memory was 164.3 MB in the beginning and 161.1 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 908.46 ms. Allocated memory is still 196.1 MB. Free memory was 161.1 MB in the beginning and 86.4 MB in the end (delta: 74.7 MB). Peak memory consumption was 74.7 MB. Max. memory is 7.1 GB. * Sifa took 74791.36 ms. Allocated memory was 196.1 MB in the beginning and 563.1 MB in the end (delta: 367.0 MB). Free memory was 86.4 MB in the beginning and 385.3 MB in the end (delta: -299.0 MB). Peak memory consumption was 68.0 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]: 74752, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 22, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 19, TOOLS_POST_TIME[ms]: 74094, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 23, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 4, TOOLS_QUANTIFIERELIM_APPLICATIONS: 22, TOOLS_QUANTIFIERELIM_TIME[ms]: 74091, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 73476, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 24, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME[ms]: 503, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 27, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 15, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 341, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 340, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 601, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 600, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 14, DAG_COMPRESSION_PROCESSED_NODES: 80, DAG_COMPRESSION_RETAINED_NODES: 36 - UnprovableResult [Line: 191]: 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 30#(and (<= main_~main__Id_MCDC_116~0 0) (<= 0 |main_~#Id_MCDC_89__Id_MCDC_95~0.offset|) (<= 0 main_~main__Id_MCDC_116~0) (<= 0 ~__return_main~0) (<= 0 |#NULL.base|) (<= 0 |#t~string0.offset|) (<= |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 0) (<= ~__return_main~0 0) (<= 0 main_~Id_MCDC_89__Id_MCDC_88~0.offset) (<= 0 |#NULL.offset|) (<= main_~__VERIFIER_assert__Id_MCDC_92~0 0) (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~0) (<= 0 |main_~#main__Id_MCDC_119~0.offset|) (<= 0 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~__tmp_1~0.offset 0) (<= 0 main_~__tmp_2~0) (<= |#NULL.base| 0) (<= |old(~Id_MCDC_93~0)| 0) (<= |#t~string1.offset| 0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~0 1) (<= 0 main_~__tmp_1~0.offset) (<= 0 |#t~string1.offset|) (<= 0 |old(~Id_MCDC_93~0)|) (<= |#t~string0.offset| 0) (<= |#NULL.offset| 0) (<= 0 main_~main__Id_MCDC_115~0) (<= main_~main__Id_MCDC_115~0 0) (<= 0 |#t~string44.offset|) (<= 0 ~Id_MCDC_93~0) (<= |#t~string44.offset| 0) (<= main_~__tmp_2~0 1) (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~0) (<= main_~Id_MCDC_89__Id_MCDC_88~0.offset 0) (<= |main_~#main__Id_MCDC_119~0.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...