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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 09:20:25,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 09:20:25,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 09:20:25,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 09:20:25,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 09:20:25,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 09:20:25,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 09:20:25,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 09:20:25,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 09:20:25,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 09:20:25,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 09:20:25,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 09:20:25,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 09:20:25,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 09:20:25,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 09:20:25,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 09:20:25,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 09:20:25,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 09:20:25,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 09:20:25,315 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 09:20:25,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 09:20:25,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 09:20:25,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 09:20:25,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 09:20:25,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 09:20:25,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 09:20:25,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 09:20:25,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 09:20:25,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 09:20:25,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 09:20:25,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 09:20:25,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 09:20:25,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 09:20:25,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 09:20:25,328 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 09:20:25,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 09:20:25,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 09:20:25,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 09:20:25,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 09:20:25,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 09:20:25,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 09:20:25,332 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 [2019-10-04 09:20:25,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 09:20:25,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 09:20:25,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 09:20:25,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 09:20:25,348 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 09:20:25,349 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 09:20:25,349 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 09:20:25,349 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 09:20:25,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 09:20:25,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 09:20:25,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 09:20:25,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 09:20:25,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 09:20:25,350 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 09:20:25,351 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 09:20:25,351 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 09:20:25,351 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 09:20:25,351 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 09:20:25,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 09:20:25,352 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 09:20:25,352 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 09:20:25,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 09:20:25,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 09:20:25,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 09:20:25,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 09:20:25,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 09:20:25,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 09:20:25,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 09:20:25,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 09:20:25,383 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 09:20:25,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 09:20:25,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 09:20:25,401 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 09:20:25,401 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 09:20:25,402 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c [2019-10-04 09:20:25,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6032d4aca/e80acc2e8f674b1db55eba7b8d714ac7/FLAG406ae3996 [2019-10-04 09:20:25,898 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 09:20:25,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c [2019-10-04 09:20:25,905 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6032d4aca/e80acc2e8f674b1db55eba7b8d714ac7/FLAG406ae3996 [2019-10-04 09:20:26,283 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6032d4aca/e80acc2e8f674b1db55eba7b8d714ac7 [2019-10-04 09:20:26,293 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 09:20:26,295 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 09:20:26,296 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 09:20:26,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 09:20:26,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 09:20:26,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:20:26" (1/1) ... [2019-10-04 09:20:26,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ce2b1cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:20:26, skipping insertion in model container [2019-10-04 09:20:26,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 09:20:26" (1/1) ... [2019-10-04 09:20:26,311 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 09:20:26,333 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 09:20:26,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:20:26,516 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 09:20:26,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 09:20:26,667 INFO L192 MainTranslator]: Completed translation [2019-10-04 09:20:26,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:20:26 WrapperNode [2019-10-04 09:20:26,667 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 09:20:26,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 09:20:26,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 09:20:26,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 09:20:26,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:20:26" (1/1) ... [2019-10-04 09:20:26,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:20:26" (1/1) ... [2019-10-04 09:20:26,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:20:26" (1/1) ... [2019-10-04 09:20:26,702 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:20:26" (1/1) ... [2019-10-04 09:20:26,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:20:26" (1/1) ... [2019-10-04 09:20:26,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:20:26" (1/1) ... [2019-10-04 09:20:26,718 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:20:26" (1/1) ... [2019-10-04 09:20:26,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 09:20:26,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 09:20:26,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 09:20:26,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 09:20:26,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 09:20:26" (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 [2019-10-04 09:20:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 09:20:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 09:20:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 09:20:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 09:20:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-04 09:20:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-04 09:20:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-04 09:20:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 09:20:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 09:20:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 09:20:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 09:20:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 09:20:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 09:20:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 09:20:27,120 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 09:20:27,120 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-04 09:20:27,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:20:27 BoogieIcfgContainer [2019-10-04 09:20:27,122 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 09:20:27,122 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 09:20:27,123 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 09:20:27,123 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 09:20:27,124 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 09:20:27" (1/1) ... [2019-10-04 09:20:27,124 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-04 09:20:27,151 INFO L162 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-10-04 09:20:27,151 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 09:20:27,159 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 09:20:27,167 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 09:20:27,169 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 09:20:27,365 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 32 for LOIs [2019-10-04 09:20:27,602 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-10-04 09:20:29,913 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 09:20:29,913 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 09:20:29,915 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 653#false [2019-10-04 09:20:29,915 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 648#(and (<= ~__return_136~0 0) (<= main_~__VERIFIER_assert__cond~2 0) (<= 0 |#NULL.base|) (<= 0 ~__return_main~0) (<= ~__return_main~0 0) (<= 0 |#NULL.offset|) (= main_~__VERIFIER_assert__cond~2 0) (<= 0 ~__tmp_155_0~0) (<= 0 |old(~__tmp_155_0~0)|) (= |old(~__tmp_155_0~0)| 0) (<= ~__tmp_155_0~0 1) (<= 0 main_~__VERIFIER_assert__cond~2) (<= 0 main_~__tmp_3~0) (= |#NULL.base| 0) (<= main_~main__loop_entered~0 1) (<= 0 |main_~#main__array~0.offset|) (<= |#NULL.base| 0) (<= 0 main_~main__loop_entered~0) (<= 0 ~__return_136~0) (<= |#NULL.offset| 0) (<= |main_~#main__array~0.offset| 0) (= |main_~#main__array~0.offset| 0) (<= main_~__tmp_3~0 0) (= |#NULL.offset| 0) (= ~__return_main~0 0) (<= |old(~__tmp_155_0~0)| 0) (= ~__return_136~0 0)) [2019-10-04 09:20:29,916 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 291#(and (<= main_~main____CPAchecker_TMP_0~1 0) (<= ~__return_136~0 0) (<= 0 |#NULL.base|) (<= 1 main_~__tmp_1~0) (<= 0 ~__return_main~0) (<= 0 main_~main____CPAchecker_TMP_0~1) (<= ~__return_main~0 0) (<= 0 |#NULL.offset|) (<= main_~__VERIFIER_assert__cond~0 1) (<= 0 ~__tmp_155_0~0) (<= 0 main_~__VERIFIER_assert__cond~1) (<= 0 |old(~__tmp_155_0~0)|) (= |old(~__tmp_155_0~0)| 0) (<= ~__tmp_155_0~0 1) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (<= main_~__tmp_2~0 0) (= |#NULL.base| 0) (<= main_~main__loop_entered~0 1) (<= 0 main_~__tmp_2~0) (<= 0 |main_~#main__array~0.offset|) (<= |#NULL.base| 0) (= main_~main__loop_entered~0 1) (= main_~__VERIFIER_assert__cond~1 0) (= main_~__tmp_2~0 main_~main____CPAchecker_TMP_0~1) (<= main_~__VERIFIER_assert__cond~1 0) (<= 0 ~__return_136~0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= |#NULL.offset| 0) (<= |main_~#main__array~0.offset| 0) (= |main_~#main__array~0.offset| 0) (<= main_~__tmp_1~0 1) (<= main_~main____CPAchecker_TMP_0~1 1) (<= 0 main_~main____CPAchecker_TMP_0~0) (= |#NULL.offset| 0) (= ~__return_main~0 0) (<= 1 main_~__VERIFIER_assert__cond~0) (<= 1 main_~main__loop_entered~0) (<= |old(~__tmp_155_0~0)| 0) (= ~__return_136~0 0)) [2019-10-04 09:20:29,931 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-04 09:20:29,932 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 09:20:29,934 INFO L168 Benchmark]: Toolchain (without parser) took 3638.93 ms. Allocated memory was 138.4 MB in the beginning and 271.6 MB in the end (delta: 133.2 MB). Free memory was 85.8 MB in the beginning and 82.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 136.8 MB. Max. memory is 7.1 GB. [2019-10-04 09:20:29,935 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 09:20:29,936 INFO L168 Benchmark]: CACSL2BoogieTranslator took 372.06 ms. Allocated memory was 138.4 MB in the beginning and 197.1 MB in the end (delta: 58.7 MB). Free memory was 85.6 MB in the beginning and 174.8 MB in the end (delta: -89.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2019-10-04 09:20:29,937 INFO L168 Benchmark]: Boogie Preprocessor took 52.72 ms. Allocated memory is still 197.1 MB. Free memory was 174.8 MB in the beginning and 172.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-10-04 09:20:29,938 INFO L168 Benchmark]: RCFGBuilder took 401.17 ms. Allocated memory is still 197.1 MB. Free memory was 172.4 MB in the beginning and 153.0 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-10-04 09:20:29,939 INFO L168 Benchmark]: Sifa took 2809.52 ms. Allocated memory was 197.1 MB in the beginning and 271.6 MB in the end (delta: 74.4 MB). Free memory was 153.0 MB in the beginning and 82.2 MB in the end (delta: 70.8 MB). Peak memory consumption was 145.3 MB. Max. memory is 7.1 GB. [2019-10-04 09:20:29,943 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 372.06 ms. Allocated memory was 138.4 MB in the beginning and 197.1 MB in the end (delta: 58.7 MB). Free memory was 85.6 MB in the beginning and 174.8 MB in the end (delta: -89.3 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.72 ms. Allocated memory is still 197.1 MB. Free memory was 174.8 MB in the beginning and 172.4 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 401.17 ms. Allocated memory is still 197.1 MB. Free memory was 172.4 MB in the beginning and 153.0 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. * Sifa took 2809.52 ms. Allocated memory was 197.1 MB in the beginning and 271.6 MB in the end (delta: 74.4 MB). Free memory was 153.0 MB in the beginning and 82.2 MB in the end (delta: 70.8 MB). Peak memory consumption was 145.3 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]: 2765, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 115, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 109, TOOLS_POST_TIME[ms]: 345, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 20, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 109, TOOLS_QUANTIFIERELIM_TIME[ms]: 288, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 92, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 125, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 29, DOMAIN_JOIN_TIME[ms]: 1798, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 299, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 44, DOMAIN_ISBOTTOM_APPLICATIONS: 20, DOMAIN_ISBOTTOM_TIME[ms]: 134, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2195, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2195, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 145, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 145, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 44, DAG_COMPRESSION_PROCESSED_NODES: 312, DAG_COMPRESSION_RETAINED_NODES: 125 - PositiveResult [Line: 37]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 105]: 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 648#(and (<= ~__return_136~0 0) (<= main_~__VERIFIER_assert__cond~2 0) (<= 0 |#NULL.base|) (<= 0 ~__return_main~0) (<= ~__return_main~0 0) (<= 0 |#NULL.offset|) (= main_~__VERIFIER_assert__cond~2 0) (<= 0 ~__tmp_155_0~0) (<= 0 |old(~__tmp_155_0~0)|) (= |old(~__tmp_155_0~0)| 0) (<= ~__tmp_155_0~0 1) (<= 0 main_~__VERIFIER_assert__cond~2) (<= 0 main_~__tmp_3~0) (= |#NULL.base| 0) (<= main_~main__loop_entered~0 1) (<= 0 |main_~#main__array~0.offset|) (<= |#NULL.base| 0) (<= 0 main_~main__loop_entered~0) (<= 0 ~__return_136~0) (<= |#NULL.offset| 0) (<= |main_~#main__array~0.offset| 0) (= |main_~#main__array~0.offset| 0) (<= main_~__tmp_3~0 0) (= |#NULL.offset| 0) (= ~__return_main~0 0) (<= |old(~__tmp_155_0~0)| 0) (= ~__return_136~0 0)). Possible FailurePath: - UnprovableResult [Line: 68]: 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 291#(and (<= main_~main____CPAchecker_TMP_0~1 0) (<= ~__return_136~0 0) (<= 0 |#NULL.base|) (<= 1 main_~__tmp_1~0) (<= 0 ~__return_main~0) (<= 0 main_~main____CPAchecker_TMP_0~1) (<= ~__return_main~0 0) (<= 0 |#NULL.offset|) (<= main_~__VERIFIER_assert__cond~0 1) (<= 0 ~__tmp_155_0~0) (<= 0 main_~__VERIFIER_assert__cond~1) (<= 0 |old(~__tmp_155_0~0)|) (= |old(~__tmp_155_0~0)| 0) (<= ~__tmp_155_0~0 1) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (<= main_~__tmp_2~0 0) (= |#NULL.base| 0) (<= main_~main__loop_entered~0 1) (<= 0 main_~__tmp_2~0) (<= 0 |main_~#main__array~0.offset|) (<= |#NULL.base| 0) (= main_~main__loop_entered~0 1) (= main_~__VERIFIER_assert__cond~1 0) (= main_~__tmp_2~0 main_~main____CPAchecker_TMP_0~1) (<= main_~__VERIFIER_assert__cond~1 0) (<= 0 ~__return_136~0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= |#NULL.offset| 0) (<= |main_~#main__array~0.offset| 0) (= |main_~#main__array~0.offset| 0) (<= main_~__tmp_1~0 1) (<= main_~main____CPAchecker_TMP_0~1 1) (<= 0 main_~main____CPAchecker_TMP_0~0) (= |#NULL.offset| 0) (= ~__return_main~0 0) (<= 1 main_~__VERIFIER_assert__cond~0) (<= 1 main_~main__loop_entered~0) (<= |old(~__tmp_155_0~0)| 0) (= ~__return_136~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...