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-f4eb214f-m [2019-10-14 02:28:20,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 02:28:20,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 02:28:20,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 02:28:20,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 02:28:20,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 02:28:20,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 02:28:20,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 02:28:20,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 02:28:20,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 02:28:20,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 02:28:20,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 02:28:20,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 02:28:20,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 02:28:20,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 02:28:20,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 02:28:20,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 02:28:20,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 02:28:20,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 02:28:20,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 02:28:20,426 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 02:28:20,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 02:28:20,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 02:28:20,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 02:28:20,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 02:28:20,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 02:28:20,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 02:28:20,439 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 02:28:20,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 02:28:20,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 02:28:20,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 02:28:20,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 02:28:20,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 02:28:20,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 02:28:20,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 02:28:20,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 02:28:20,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 02:28:20,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 02:28:20,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 02:28:20,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 02:28:20,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 02:28:20,449 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 [2019-10-14 02:28:20,463 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 02:28:20,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 02:28:20,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 02:28:20,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 02:28:20,465 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 02:28:20,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 02:28:20,465 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 02:28:20,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 02:28:20,466 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 02:28:20,466 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 02:28:20,466 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 02:28:20,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 02:28:20,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 02:28:20,467 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 02:28:20,467 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 02:28:20,467 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 02:28:20,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 02:28:20,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 02:28:20,468 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 02:28:20,468 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 02:28:20,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 02:28:20,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 02:28:20,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 02:28:20,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 02:28:20,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 02:28:20,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 02:28:20,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 02:28:20,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 02:28:20,470 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 [2019-10-14 02:28:20,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 02:28:20,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 02:28:20,763 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 02:28:20,764 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 02:28:20,765 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 02:28:20,766 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c [2019-10-14 02:28:20,840 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aa90aebf/0a8cd5fd370a493f90adf76fe0f70236/FLAG55904ae18 [2019-10-14 02:28:21,353 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 02:28:21,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c [2019-10-14 02:28:21,361 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aa90aebf/0a8cd5fd370a493f90adf76fe0f70236/FLAG55904ae18 [2019-10-14 02:28:21,680 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aa90aebf/0a8cd5fd370a493f90adf76fe0f70236 [2019-10-14 02:28:21,688 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 02:28:21,689 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 02:28:21,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 02:28:21,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 02:28:21,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 02:28:21,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:28:21" (1/1) ... [2019-10-14 02:28:21,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2330e191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:21, skipping insertion in model container [2019-10-14 02:28:21,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 02:28:21" (1/1) ... [2019-10-14 02:28:21,705 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 02:28:21,726 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 02:28:21,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:28:21,976 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 02:28:22,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 02:28:22,119 INFO L192 MainTranslator]: Completed translation [2019-10-14 02:28:22,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:22 WrapperNode [2019-10-14 02:28:22,120 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 02:28:22,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 02:28:22,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 02:28:22,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 02:28:22,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:22" (1/1) ... [2019-10-14 02:28:22,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:22" (1/1) ... [2019-10-14 02:28:22,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:22" (1/1) ... [2019-10-14 02:28:22,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:22" (1/1) ... [2019-10-14 02:28:22,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:22" (1/1) ... [2019-10-14 02:28:22,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:22" (1/1) ... [2019-10-14 02:28:22,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:22" (1/1) ... [2019-10-14 02:28:22,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 02:28:22,158 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 02:28:22,158 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 02:28:22,159 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 02:28:22,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 02:28:22" (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 [2019-10-14 02:28:22,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 02:28:22,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 02:28:22,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 02:28:22,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 02:28:22,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 02:28:22,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-14 02:28:22,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-14 02:28:22,220 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 02:28:22,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 02:28:22,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 02:28:22,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 02:28:22,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 02:28:22,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 02:28:22,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 02:28:22,614 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 02:28:22,614 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 02:28:22,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:28:22 BoogieIcfgContainer [2019-10-14 02:28:22,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 02:28:22,616 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-14 02:28:22,616 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-14 02:28:22,616 INFO L275 PluginConnector]: Sifa initialized [2019-10-14 02:28:22,618 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 02:28:22" (1/1) ... [2019-10-14 02:28:22,618 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 [2019-10-14 02:28:22,639 INFO L162 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-10-14 02:28:22,640 INFO L169 IcfgInterpreter]: Building call graph [2019-10-14 02:28:22,647 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-14 02:28:22,656 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-14 02:28:22,657 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-14 02:28:22,873 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 32 for LOIs [2019-10-14 02:28:27,676 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-14 02:28:27,677 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-14 02:28:27,679 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 706#(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)) [2019-10-14 02:28:27,679 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 32#false [2019-10-14 02:28:27,679 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 201#(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)) [2019-10-14 02:28:27,697 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-14 02:28:27,697 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-14 02:28:27,700 INFO L168 Benchmark]: Toolchain (without parser) took 6009.59 ms. Allocated memory was 138.9 MB in the beginning and 275.3 MB in the end (delta: 136.3 MB). Free memory was 103.2 MB in the beginning and 149.4 MB in the end (delta: -46.2 MB). Peak memory consumption was 90.1 MB. Max. memory is 7.1 GB. [2019-10-14 02:28:27,702 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 121.0 MB in the beginning and 120.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-14 02:28:27,703 INFO L168 Benchmark]: CACSL2BoogieTranslator took 430.12 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 103.0 MB in the beginning and 181.7 MB in the end (delta: -78.7 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2019-10-14 02:28:27,704 INFO L168 Benchmark]: Boogie Preprocessor took 37.23 ms. Allocated memory is still 202.9 MB. Free memory was 181.7 MB in the beginning and 179.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-10-14 02:28:27,705 INFO L168 Benchmark]: RCFGBuilder took 457.28 ms. Allocated memory is still 202.9 MB. Free memory was 179.3 MB in the beginning and 160.7 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. [2019-10-14 02:28:27,711 INFO L168 Benchmark]: Sifa took 5081.16 ms. Allocated memory was 202.9 MB in the beginning and 275.3 MB in the end (delta: 72.4 MB). Free memory was 160.7 MB in the beginning and 149.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2019-10-14 02:28:27,723 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 138.9 MB. Free memory was 121.0 MB in the beginning and 120.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 430.12 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 103.0 MB in the beginning and 181.7 MB in the end (delta: -78.7 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 37.23 ms. Allocated memory is still 202.9 MB. Free memory was 181.7 MB in the beginning and 179.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 457.28 ms. Allocated memory is still 202.9 MB. Free memory was 179.3 MB in the beginning and 160.7 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 7.1 GB. * Sifa took 5081.16 ms. Allocated memory was 202.9 MB in the beginning and 275.3 MB in the end (delta: 72.4 MB). Free memory was 160.7 MB in the beginning and 149.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 83.6 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]: 5040, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 115, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 109, TOOLS_POST_TIME[ms]: 306, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 27, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 6, TOOLS_QUANTIFIERELIM_APPLICATIONS: 109, TOOLS_QUANTIFIERELIM_TIME[ms]: 269, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 87, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 125, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 29, DOMAIN_JOIN_TIME[ms]: 1899, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 235, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 33, DOMAIN_ISBOTTOM_APPLICATIONS: 20, DOMAIN_ISBOTTOM_TIME[ms]: 2411, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2158, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2158, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 150, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 149, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 312, DAG_COMPRESSION_RETAINED_NODES: 125 - 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 706#(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: - PositiveResult [Line: 37]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - 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 201#(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...