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/filter1.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 08:35:32,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 08:35:32,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 08:35:32,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 08:35:32,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 08:35:32,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 08:35:32,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 08:35:32,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 08:35:32,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 08:35:32,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 08:35:32,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 08:35:32,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 08:35:32,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 08:35:32,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 08:35:32,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 08:35:32,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 08:35:32,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 08:35:32,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 08:35:32,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 08:35:32,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 08:35:32,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 08:35:32,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 08:35:32,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 08:35:32,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 08:35:32,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 08:35:32,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 08:35:32,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 08:35:32,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 08:35:32,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 08:35:32,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 08:35:32,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 08:35:32,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 08:35:32,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 08:35:32,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 08:35:32,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 08:35:32,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 08:35:32,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 08:35:32,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 08:35:32,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 08:35:32,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 08:35:32,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 08:35:32,181 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 08:35:32,195 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 08:35:32,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 08:35:32,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 08:35:32,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 08:35:32,198 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 08:35:32,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 08:35:32,198 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 08:35:32,198 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 08:35:32,198 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 08:35:32,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 08:35:32,199 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 08:35:32,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 08:35:32,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 08:35:32,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 08:35:32,200 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 08:35:32,200 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 08:35:32,200 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 08:35:32,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 08:35:32,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 08:35:32,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 08:35:32,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 08:35:32,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 08:35:32,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 08:35:32,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 08:35:32,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 08:35:32,202 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 08:35:32,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 08:35:32,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 08:35:32,202 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 08:35:32,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 08:35:32,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 08:35:32,254 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 08:35:32,256 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 08:35:32,256 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 08:35:32,257 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/filter1.c.v+nlh-reducer.c [2019-09-06 08:35:32,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/398c5ad89/a5643a9628c947929926b2dbcd7680a5/FLAGabc8f6325 [2019-09-06 08:35:32,788 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 08:35:32,790 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/filter1.c.v+nlh-reducer.c [2019-09-06 08:35:32,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/398c5ad89/a5643a9628c947929926b2dbcd7680a5/FLAGabc8f6325 [2019-09-06 08:35:33,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/398c5ad89/a5643a9628c947929926b2dbcd7680a5 [2019-09-06 08:35:33,185 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 08:35:33,186 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 08:35:33,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 08:35:33,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 08:35:33,190 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 08:35:33,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:35:33" (1/1) ... [2019-09-06 08:35:33,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72edbb1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:33, skipping insertion in model container [2019-09-06 08:35:33,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 08:35:33" (1/1) ... [2019-09-06 08:35:33,201 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 08:35:33,230 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 08:35:33,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:35:33,465 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 08:35:33,490 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 08:35:33,595 INFO L192 MainTranslator]: Completed translation [2019-09-06 08:35:33,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:33 WrapperNode [2019-09-06 08:35:33,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 08:35:33,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 08:35:33,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 08:35:33,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 08:35:33,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:33" (1/1) ... [2019-09-06 08:35:33,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:33" (1/1) ... [2019-09-06 08:35:33,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:33" (1/1) ... [2019-09-06 08:35:33,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:33" (1/1) ... [2019-09-06 08:35:33,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:33" (1/1) ... [2019-09-06 08:35:33,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:33" (1/1) ... [2019-09-06 08:35:33,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:33" (1/1) ... [2019-09-06 08:35:33,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 08:35:33,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 08:35:33,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 08:35:33,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 08:35:33,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 08:35:33" (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 08:35:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 08:35:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 08:35:33,692 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 08:35:33,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 08:35:33,692 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 08:35:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-09-06 08:35:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 08:35:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-06 08:35:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 08:35:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 08:35:33,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 08:35:33,999 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 08:35:34,000 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 08:35:34,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:35:34 BoogieIcfgContainer [2019-09-06 08:35:34,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 08:35:34,002 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 08:35:34,002 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 08:35:34,002 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 08:35:34,003 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 08:35:34" (1/1) ... [2019-09-06 08:35:34,004 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 08:35:34,026 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-06 08:35:34,026 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 08:35:34,037 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 08:35:34,053 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 08:35:34,055 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 08:35:34,151 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 30 for LOIs [2019-09-06 08:35:34,598 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 08:35:34,598 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 08:35:34,601 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 103#(and (<= main_~main____CPAchecker_TMP_2~1 0) (<= 0 ~__return_134~0) (<= main_~main____CPAchecker_TMP_2~0 1) (<= 1 main_~main__i~0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= 0 |old(~__return_134~0)|) (<= 0 ~__return_main~0) (<= 0 |old(~__tmp_112_0~0)|) (<= ~__return_main~0 0) (<= ~__return_134~0 0) (<= 0 ~__tmp_129_2~0) (<= 0 |old(~__tmp_129_2~0)|) (<= main_~__VERIFIER_assert__cond~0 1) (<= 0 main_~__VERIFIER_assert__cond~1) (<= 0 main_~main____CPAchecker_TMP_2~0) (<= 0 (+ main_~main____CPAchecker_TMP_1~0 2147483648)) (<= 0 main_~__VERIFIER_assert__cond~0) (<= 0 main_~main____CPAchecker_TMP_2~1) (<= 0 ~__tmp_112_0~0) (<= main_~__tmp_2~0 0) (<= 0 main_~__tmp_1~0) (<= 1 ~__tmp_129_0~0) (<= 0 (+ ~__tmp_129_1~0 2147483648)) (<= 0 |old(~__tmp_129_0~0)|) (<= 0 main_~__tmp_2~0) (<= |old(~__tmp_129_0~0)| 0) (<= |old(~__return_134~0)| 0) (<= |old(~__tmp_129_2~0)| 0) (<= |old(~__tmp_112_0~0)| 0) (<= main_~__VERIFIER_assert__cond~1 0) (<= 0 |old(~__tmp_129_1~0)|) (<= main_~main____CPAchecker_TMP_0~0 1) (<= 1 main_~main____CPAchecker_TMP_0~1) (<= ~__tmp_129_2~0 1) (<= main_~__tmp_1~0 1) (<= main_~main____CPAchecker_TMP_0~1 1) (<= 0 (+ main_~main____CPAchecker_TMP_1~1 2147483648)) (<= |old(~__tmp_129_1~0)| 0) (<= ~__tmp_129_0~0 1) (<= ~__tmp_112_0~0 0) (<= ~__tmp_129_1~0 2147483647) (<= main_~main____CPAchecker_TMP_1~0 2147483647) (<= main_~main____CPAchecker_TMP_1~1 2147483647)) [2019-09-06 08:35:34,601 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 115#(and (<= 0 main_~main__i~0) (<= 0 ~__return_134~0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= 0 |old(~__return_134~0)|) (<= 0 ~__return_main~0) (<= ~__tmp_129_2~0 0) (<= 0 |old(~__tmp_112_0~0)|) (<= ~__return_main~0 0) (<= ~__return_134~0 0) (<= 0 ~__tmp_129_0~0) (<= 0 ~__tmp_129_2~0) (<= 0 |old(~__tmp_129_2~0)|) (<= 0 main_~main____CPAchecker_TMP_2~0) (<= 0 (+ main_~main____CPAchecker_TMP_1~0 2147483648)) (<= main_~main__i~0 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= 0 ~__tmp_112_0~0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0) (<= 0 |old(~__tmp_129_0~0)|) (<= |old(~__tmp_129_0~0)| 0) (<= |old(~__return_134~0)| 0) (<= ~__tmp_129_0~0 0) (<= |old(~__tmp_129_2~0)| 0) (<= |old(~__tmp_112_0~0)| 0) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 |old(~__tmp_129_1~0)|) (<= main_~main____CPAchecker_TMP_0~0 1) (<= 0 ~__tmp_129_1~0) (<= ~__tmp_129_1~0 0) (<= |old(~__tmp_129_1~0)| 0) (<= main_~main____CPAchecker_TMP_2~0 0) (<= ~__tmp_112_0~0 0) (<= main_~main____CPAchecker_TMP_1~0 2147483647)) [2019-09-06 08:35:34,618 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 08:35:34,618 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 08:35:34,621 INFO L168 Benchmark]: Toolchain (without parser) took 1433.15 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 89.3 MB in the beginning and 114.4 MB in the end (delta: -25.1 MB). Peak memory consumption was 41.5 MB. Max. memory is 7.1 GB. [2019-09-06 08:35:34,621 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 08:35:34,622 INFO L168 Benchmark]: CACSL2BoogieTranslator took 408.15 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 89.1 MB in the beginning and 177.2 MB in the end (delta: -88.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-09-06 08:35:34,623 INFO L168 Benchmark]: Boogie Preprocessor took 32.09 ms. Allocated memory is still 200.3 MB. Free memory was 177.2 MB in the beginning and 175.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-06 08:35:34,624 INFO L168 Benchmark]: RCFGBuilder took 373.16 ms. Allocated memory is still 200.3 MB. Free memory was 175.6 MB in the beginning and 158.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2019-09-06 08:35:34,625 INFO L168 Benchmark]: Sifa took 616.17 ms. Allocated memory is still 200.3 MB. Free memory was 158.3 MB in the beginning and 114.4 MB in the end (delta: 43.9 MB). Peak memory consumption was 43.9 MB. Max. memory is 7.1 GB. [2019-09-06 08:35:34,629 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 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 408.15 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 89.1 MB in the beginning and 177.2 MB in the end (delta: -88.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.09 ms. Allocated memory is still 200.3 MB. Free memory was 177.2 MB in the beginning and 175.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 373.16 ms. Allocated memory is still 200.3 MB. Free memory was 175.6 MB in the beginning and 158.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. * Sifa took 616.17 ms. Allocated memory is still 200.3 MB. Free memory was 158.3 MB in the beginning and 114.4 MB in the end (delta: 43.9 MB). Peak memory consumption was 43.9 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]: 575, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 89, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 84, TOOLS_POST_TIME[ms]: 113, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 25, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 9, TOOLS_QUANTIFIERELIM_TIME[ms]: 100, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 91, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 25, DOMAIN_JOIN_TIME[ms]: 160, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 10, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 9, DOMAIN_ISBOTTOM_APPLICATIONS: 25, DOMAIN_ISBOTTOM_TIME[ms]: 103, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 198, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 198, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 24, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 50, DAG_COMPRESSION_PROCESSED_NODES: 355, DAG_COMPRESSION_RETAINED_NODES: 176 - UnprovableResult [Line: 100]: 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 103#(and (<= main_~main____CPAchecker_TMP_2~1 0) (<= 0 ~__return_134~0) (<= main_~main____CPAchecker_TMP_2~0 1) (<= 1 main_~main__i~0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= 0 |old(~__return_134~0)|) (<= 0 ~__return_main~0) (<= 0 |old(~__tmp_112_0~0)|) (<= ~__return_main~0 0) (<= ~__return_134~0 0) (<= 0 ~__tmp_129_2~0) (<= 0 |old(~__tmp_129_2~0)|) (<= main_~__VERIFIER_assert__cond~0 1) (<= 0 main_~__VERIFIER_assert__cond~1) (<= 0 main_~main____CPAchecker_TMP_2~0) (<= 0 (+ main_~main____CPAchecker_TMP_1~0 2147483648)) (<= 0 main_~__VERIFIER_assert__cond~0) (<= 0 main_~main____CPAchecker_TMP_2~1) (<= 0 ~__tmp_112_0~0) (<= main_~__tmp_2~0 0) (<= 0 main_~__tmp_1~0) (<= 1 ~__tmp_129_0~0) (<= 0 (+ ~__tmp_129_1~0 2147483648)) (<= 0 |old(~__tmp_129_0~0)|) (<= 0 main_~__tmp_2~0) (<= |old(~__tmp_129_0~0)| 0) (<= |old(~__return_134~0)| 0) (<= |old(~__tmp_129_2~0)| 0) (<= |old(~__tmp_112_0~0)| 0) (<= main_~__VERIFIER_assert__cond~1 0) (<= 0 |old(~__tmp_129_1~0)|) (<= main_~main____CPAchecker_TMP_0~0 1) (<= 1 main_~main____CPAchecker_TMP_0~1) (<= ~__tmp_129_2~0 1) (<= main_~__tmp_1~0 1) (<= main_~main____CPAchecker_TMP_0~1 1) (<= 0 (+ main_~main____CPAchecker_TMP_1~1 2147483648)) (<= |old(~__tmp_129_1~0)| 0) (<= ~__tmp_129_0~0 1) (<= ~__tmp_112_0~0 0) (<= ~__tmp_129_1~0 2147483647) (<= main_~main____CPAchecker_TMP_1~0 2147483647) (<= main_~main____CPAchecker_TMP_1~1 2147483647)). Possible FailurePath: - UnprovableResult [Line: 54]: 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 115#(and (<= 0 main_~main__i~0) (<= 0 ~__return_134~0) (<= 1 main_~main____CPAchecker_TMP_0~0) (<= 0 |old(~__return_134~0)|) (<= 0 ~__return_main~0) (<= ~__tmp_129_2~0 0) (<= 0 |old(~__tmp_112_0~0)|) (<= ~__return_main~0 0) (<= ~__return_134~0 0) (<= 0 ~__tmp_129_0~0) (<= 0 ~__tmp_129_2~0) (<= 0 |old(~__tmp_129_2~0)|) (<= 0 main_~main____CPAchecker_TMP_2~0) (<= 0 (+ main_~main____CPAchecker_TMP_1~0 2147483648)) (<= main_~main__i~0 0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= 0 ~__tmp_112_0~0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0) (<= 0 |old(~__tmp_129_0~0)|) (<= |old(~__tmp_129_0~0)| 0) (<= |old(~__return_134~0)| 0) (<= ~__tmp_129_0~0 0) (<= |old(~__tmp_129_2~0)| 0) (<= |old(~__tmp_112_0~0)| 0) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 |old(~__tmp_129_1~0)|) (<= main_~main____CPAchecker_TMP_0~0 1) (<= 0 ~__tmp_129_1~0) (<= ~__tmp_129_1~0 0) (<= |old(~__tmp_129_1~0)| 0) (<= main_~main____CPAchecker_TMP_2~0 0) (<= ~__tmp_112_0~0 0) (<= main_~main____CPAchecker_TMP_1~0 2147483647)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...