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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:41:42,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:41:42,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:41:42,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:41:42,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:41:42,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:41:42,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:41:42,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:41:42,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:41:42,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:41:42,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:41:42,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:41:42,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:41:42,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:41:42,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:41:42,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:41:42,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:41:42,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:41:42,792 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:41:42,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:41:42,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:41:42,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:41:42,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:41:42,800 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:41:42,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:41:42,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:41:42,803 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:41:42,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:41:42,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:41:42,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2019-09-25 17:41:42,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:41:42,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:41:42,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:41:42,813 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 [2019-09-25 17:41:42,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:41:42,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:41:42,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:41:42,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:41:42,830 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:41:42,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:41:42,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:41:42,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:41:42,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:41:42,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:41:42,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:41:42,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:41:42,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:41:42,832 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:41:42,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:41:42,832 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:41:42,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:41:42,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:41:42,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:41:42,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:41:42,833 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:41:42,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:41:42,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:41:42,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:41:42,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:41:42,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:41:42,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:41:42,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:41:42,835 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:41:42,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:41:42,880 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:41:42,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:41:42,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:41:42,885 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:41:42,886 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2019-09-25 17:41:42,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09911bf3c/ff1c36c69c914d81a0db80148ffee2d1/FLAGdd8c2a463 [2019-09-25 17:41:43,424 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:41:43,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+lhb-reducer.c [2019-09-25 17:41:43,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09911bf3c/ff1c36c69c914d81a0db80148ffee2d1/FLAGdd8c2a463 [2019-09-25 17:41:43,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09911bf3c/ff1c36c69c914d81a0db80148ffee2d1 [2019-09-25 17:41:43,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:41:43,811 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:41:43,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:41:43,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:41:43,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:41:43,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:41:43" (1/1) ... [2019-09-25 17:41:43,821 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 25.09 05:41:43, skipping insertion in model container [2019-09-25 17:41:43,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:41:43" (1/1) ... [2019-09-25 17:41:43,830 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:41:43,854 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:41:44,050 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:41:44,055 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:41:44,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:41:44,210 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:41:44,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:44 WrapperNode [2019-09-25 17:41:44,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:41:44,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:41:44,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:41:44,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:41:44,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:44" (1/1) ... [2019-09-25 17:41:44,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:44" (1/1) ... [2019-09-25 17:41:44,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:44" (1/1) ... [2019-09-25 17:41:44,232 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:44" (1/1) ... [2019-09-25 17:41:44,242 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:44" (1/1) ... [2019-09-25 17:41:44,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:44" (1/1) ... [2019-09-25 17:41:44,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:44" (1/1) ... [2019-09-25 17:41:44,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:41:44,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:41:44,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:41:44,252 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:41:44,252 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:41:44" (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 [2019-09-25 17:41:44,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:41:44,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:41:44,310 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:41:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:41:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-25 17:41:44,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-25 17:41:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-25 17:41:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:41:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:41:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:41:44,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:41:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:41:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:41:44,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:41:44,754 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:41:44,754 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-25 17:41:44,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:41:44 BoogieIcfgContainer [2019-09-25 17:41:44,756 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:41:44,756 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:41:44,756 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:41:44,756 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:41:44,758 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:41:44" (1/1) ... [2019-09-25 17:41:44,759 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ 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=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:41:44,788 INFO L162 IcfgInterpreter]: Started Sifa with 4 locations of interest [2019-09-25 17:41:44,788 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:41:44,805 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:41:44,815 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:41:44,819 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:41:44,984 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 22 for LOIs [2019-09-25 17:41:45,275 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-25 17:41:46,371 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:41:46,371 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:41:46,374 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 425#(and (= |#NULL.base| 0) (= |main_~#main__array~0.offset| 0) (= main_~main__loop_entered~0 1) (= |old(~__tmp_155_0~0)| 0) (= main_~__tmp_1~0 1) (= main_~__VERIFIER_assert__cond~1 0) (= main_~__tmp_2~0 main_~main____CPAchecker_TMP_0~1) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (= |#NULL.offset| 0) (= ~__return_main~0 0) (= ~__return_136~0 0)) [2019-09-25 17:41:46,374 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 31#(and (= 0 |old(~__tmp_155_0~0)|) (= ~__tmp_155_0~0 |old(~__tmp_155_0~0)|) (not (= 0 |main_~#main__array~0.base|)) (= 0 |#NULL.base|) (= (store |old(#length)| |main_~#main__array~0.base| 400000) |#length|) (= main_~__VERIFIER_assert__cond~0 0) (= |#valid| (store |old(#valid)| |main_~#main__array~0.base| 1)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~main__loop_entered~0 0) (< (mod main_~main__index2~0 4294967296) 100000) (= 0 (select |old(#valid)| 0)) (= (select |old(#valid)| |main_~#main__array~0.base|) 0) (= 1 main_~main____CPAchecker_TMP_0~0) (= |main_~#main__array~0.offset| 0) (= main_~__tmp_1~0 main_~main____CPAchecker_TMP_0~0) (< (mod main_~main__index1~0 4294967296) 100000) (< (mod main_~main__index1~0 4294967296) (mod main_~main__index2~0 4294967296)) (= |#NULL.offset| 0) (= ~__return_main~0 0) (< |main_~#main__array~0.base| |#StackHeapBarrier|) (= ~__return_136~0 0)) [2019-09-25 17:41:46,375 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 2#false [2019-09-25 17:41:46,375 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 256#(and (= |#NULL.base| 0) (= |main_~#main__array~0.offset| 0) (= main_~__VERIFIER_assert__cond~2 0) (< (mod main_~main__index2~0 4294967296) (mod main_~main__index1~0 4294967296)) (= main_~main__loop_entered~0 1) (= |old(~__tmp_155_0~0)| 0) (= |#NULL.offset| 0) (= ~__return_main~0 0) (= (ite (= (mod (select (select |#memory_int| |main_~#main__array~0.base|) (+ (* 4 (ite (<= (mod main_~main__index2~0 4294967296) 2147483647) (mod main_~main__index2~0 4294967296) (+ (mod main_~main__index2~0 4294967296) (- 4294967296)))) |main_~#main__array~0.offset|)) 4294967296) (mod (select (select |#memory_int| |main_~#main__array~0.base|) (+ (* 4 (ite (<= (mod main_~main__index1~0 4294967296) 2147483647) (mod main_~main__index1~0 4294967296) (+ (mod main_~main__index1~0 4294967296) (- 4294967296)))) |main_~#main__array~0.offset|)) 4294967296)) 1 0) main_~__tmp_3~0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (= ~__return_136~0 0)) [2019-09-25 17:41:46,401 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:41:46,401 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:41:46,403 INFO L168 Benchmark]: Toolchain (without parser) took 2591.26 ms. Allocated memory was 142.1 MB in the beginning and 255.3 MB in the end (delta: 113.2 MB). Free memory was 89.3 MB in the beginning and 230.3 MB in the end (delta: -141.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 17:41:46,404 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:41:46,405 INFO L168 Benchmark]: CACSL2BoogieTranslator took 398.78 ms. Allocated memory was 142.1 MB in the beginning and 200.3 MB in the end (delta: 58.2 MB). Free memory was 89.1 MB in the beginning and 177.3 MB in the end (delta: -88.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:46,406 INFO L168 Benchmark]: Boogie Preprocessor took 39.22 ms. Allocated memory is still 200.3 MB. Free memory was 177.3 MB in the beginning and 175.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:46,407 INFO L168 Benchmark]: RCFGBuilder took 504.29 ms. Allocated memory is still 200.3 MB. Free memory was 174.9 MB in the beginning and 154.4 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:41:46,409 INFO L168 Benchmark]: Sifa took 1645.19 ms. Allocated memory was 200.3 MB in the beginning and 255.3 MB in the end (delta: 55.1 MB). Free memory was 154.4 MB in the beginning and 230.3 MB in the end (delta: -75.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 17:41:46,412 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 142.1 MB. Free memory was 108.1 MB in the beginning and 107.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 398.78 ms. Allocated memory was 142.1 MB in the beginning and 200.3 MB in the end (delta: 58.2 MB). Free memory was 89.1 MB in the beginning and 177.3 MB in the end (delta: -88.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.22 ms. Allocated memory is still 200.3 MB. Free memory was 177.3 MB in the beginning and 175.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 504.29 ms. Allocated memory is still 200.3 MB. Free memory was 174.9 MB in the beginning and 154.4 MB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 7.1 GB. * Sifa took 1645.19 ms. Allocated memory was 200.3 MB in the beginning and 255.3 MB in the end (delta: 55.1 MB). Free memory was 154.4 MB in the beginning and 230.3 MB in the end (delta: -75.9 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1587, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 111, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 106, TOOLS_POST_TIME[ms]: 292, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 106, TOOLS_QUANTIFIERELIM_TIME[ms]: 245, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 88, FLUID_QUERY_TIME[ms]: 8, FLUID_QUERIES: 119, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 26, DOMAIN_JOIN_TIME[ms]: 883, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 84, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 19, DOMAIN_ISBOTTOM_APPLICATIONS: 21, DOMAIN_ISBOTTOM_TIME[ms]: 151, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1139, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1138, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 106, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 105, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 306, DAG_COMPRESSION_RETAINED_NODES: 126 - 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 425#(and (= |#NULL.base| 0) (= |main_~#main__array~0.offset| 0) (= main_~main__loop_entered~0 1) (= |old(~__tmp_155_0~0)| 0) (= main_~__tmp_1~0 1) (= main_~__VERIFIER_assert__cond~1 0) (= main_~__tmp_2~0 main_~main____CPAchecker_TMP_0~1) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (= |#NULL.offset| 0) (= ~__return_main~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 - PositiveResult [Line: 162]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 104]: 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 256#(and (= |#NULL.base| 0) (= |main_~#main__array~0.offset| 0) (= main_~__VERIFIER_assert__cond~2 0) (< (mod main_~main__index2~0 4294967296) (mod main_~main__index1~0 4294967296)) (= main_~main__loop_entered~0 1) (= |old(~__tmp_155_0~0)| 0) (= |#NULL.offset| 0) (= ~__return_main~0 0) (= (ite (= (mod (select (select |#memory_int| |main_~#main__array~0.base|) (+ (* 4 (ite (<= (mod main_~main__index2~0 4294967296) 2147483647) (mod main_~main__index2~0 4294967296) (+ (mod main_~main__index2~0 4294967296) (- 4294967296)))) |main_~#main__array~0.offset|)) 4294967296) (mod (select (select |#memory_int| |main_~#main__array~0.base|) (+ (* 4 (ite (<= (mod main_~main__index1~0 4294967296) 2147483647) (mod main_~main__index1~0 4294967296) (+ (mod main_~main__index1~0 4294967296) (- 4294967296)))) |main_~#main__array~0.offset|)) 4294967296)) 1 0) main_~__tmp_3~0) (= main_~__tmp_3~0 main_~__VERIFIER_assert__cond~2) (= ~__return_136~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...