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 -i ../../../trunk/examples/svcomp/float-benchs/inv_sqrt_Quake.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:40:46,728 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:40:46,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:40:46,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:40:46,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:40:46,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:40:46,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:40:46,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:40:46,749 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:40:46,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:40:46,751 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:40:46,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:40:46,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:40:46,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:40:46,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:40:46,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:40:46,757 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:40:46,758 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:40:46,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:40:46,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:40:46,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:40:46,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:40:46,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:40:46,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:40:46,770 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 11:40:46,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 11:40:46,771 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 11:40:46,772 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 11:40:46,772 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 11:40:46,773 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 11:40:46,774 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:40:46,774 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:40:46,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:40:46,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:40:46,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:40:46,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:40:46,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:40:46,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:40:46,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:40:46,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:40:46,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:40:46,781 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 [2019-08-08 11:40:46,797 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:40:46,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:40:46,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:40:46,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:40:46,799 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:40:46,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:40:46,800 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:40:46,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:40:46,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:40:46,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:40:46,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:40:46,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:40:46,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:40:46,801 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:40:46,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:40:46,801 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:40:46,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:40:46,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:40:46,802 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:40:46,802 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:40:46,803 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:40:46,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:40:46,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:40:46,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:40:46,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:40:46,804 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:40:46,804 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:40:46,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:40:46,804 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:40:46,834 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:40:46,847 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:40:46,851 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:40:46,853 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:40:46,853 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:40:46,854 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/inv_sqrt_Quake.c.v+cfa-reducer.c [2019-08-08 11:40:46,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54600651d/9cefdef0894d4d8ca5109ba1472dd044/FLAG457a55acd [2019-08-08 11:40:47,377 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:40:47,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/inv_sqrt_Quake.c.v+cfa-reducer.c [2019-08-08 11:40:47,391 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54600651d/9cefdef0894d4d8ca5109ba1472dd044/FLAG457a55acd [2019-08-08 11:40:47,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54600651d/9cefdef0894d4d8ca5109ba1472dd044 [2019-08-08 11:40:47,815 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:40:47,817 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:40:47,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:40:47,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:40:47,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:40:47,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:40:47" (1/1) ... [2019-08-08 11:40:47,831 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@530c9333 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:40:47, skipping insertion in model container [2019-08-08 11:40:47,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:40:47" (1/1) ... [2019-08-08 11:40:47,841 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:40:47,872 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:40:48,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:40:48,172 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:40:48,216 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:40:48,256 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:40:48,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:40:48 WrapperNode [2019-08-08 11:40:48,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:40:48,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:40:48,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:40:48,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:40:48,386 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:40:48" (1/1) ... [2019-08-08 11:40:48,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:40:48" (1/1) ... [2019-08-08 11:40:48,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:40:48" (1/1) ... [2019-08-08 11:40:48,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:40:48" (1/1) ... [2019-08-08 11:40:48,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:40:48" (1/1) ... [2019-08-08 11:40:48,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:40:48" (1/1) ... [2019-08-08 11:40:48,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:40:48" (1/1) ... [2019-08-08 11:40:48,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:40:48,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:40:48,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:40:48,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:40:48,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:40:48" (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 [2019-08-08 11:40:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:40:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:40:48,500 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:40:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:40:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-08 11:40:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 11:40:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-08 11:40:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure InvSqrt [2019-08-08 11:40:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:40:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 11:40:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-08 11:40:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 11:40:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 11:40:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-08 11:40:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 11:40:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:40:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:40:48,882 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:40:48,883 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-08 11:40:48,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:40:48 BoogieIcfgContainer [2019-08-08 11:40:48,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:40:48,885 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:40:48,885 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:40:48,885 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:40:48,886 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:40:48" (1/1) ... [2019-08-08 11:40:48,897 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:40:48,899 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:40:48,906 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:40:48,914 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:40:48,915 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:40:48,966 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 33 [2019-08-08 11:40:49,009 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:40:49,010 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:40:49,014 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 27#(and (or (and (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~0) (= main_~__tmp_2~0 main_~main____CPAchecker_TMP_1~0) (= 0 main_~main____CPAchecker_TMP_1~0) (or (and (exists ((|v_main_#t~union3_3| Int) (|v_#memory_int_5| (Array Int (Array Int Int)))) (and (= (store |old(#memory_int)| |main_~#InvSqrt__i~0.base| (store (select |old(#memory_int)| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset| (select (select |v_#memory_int_5| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset|))) |v_#memory_int_5|) (= |#memory_int| (store |v_#memory_int_5| |main_~#InvSqrt__i~0.base| (store (select |v_#memory_int_5| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset| |v_main_#t~union3_3|))))) (not (= 0 |main_~#InvSqrt__i~0.base|)) (= 0 |#NULL.base|) (exists ((v_~someBinaryDOUBLEComparisonOperation_14 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_14)) (= ~__return_72~0 main_~main__r~0) (= (store |old(#length)| |main_~#InvSqrt__i~0.base| 4) |#length|) (exists ((|v_#memory_real_5| (Array Int (Array Int Real)))) (and (= (store |old(#memory_real)| |main_~#InvSqrt__i~0.base| (store (select |old(#memory_real)| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset| (select (select |v_#memory_real_5| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset|))) |v_#memory_real_5|) (= |#memory_real| (store |v_#memory_real_5| |main_~#InvSqrt__i~0.base| (store (select |v_#memory_real_5| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset| (select (select |#memory_real| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset|)))))) (= |old(~__return_87~0)| 0) (= |main_~#InvSqrt__i~0.offset| 0) (exists ((v_~someBinaryDOUBLEComparisonOperation_6 Bool)) v_~someBinaryDOUBLEComparisonOperation_6) (= 1 main_~main____CPAchecker_TMP_0~0) (= |old(~__return_72~0)| 0.0) (exists ((v_~someBinaryDOUBLEComparisonOperation_4 Bool)) v_~someBinaryDOUBLEComparisonOperation_4) (= |#valid| (store |old(#valid)| |main_~#InvSqrt__i~0.base| 1)) (exists ((|v_#valid_13| (Array Int Int))) (= (store |v_#valid_13| 0 0) |old(#valid)|)) (= |old(~__return_87~0)| ~__return_87~0) (= 0 (select |old(#valid)| |main_~#InvSqrt__i~0.base|)) (= main_~__tmp_1~0 main_~main__a~0) (= main_~InvSqrt__x~0 ~__return_72~0) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= ~__return_main~0 0) (= |#NULL.offset| 0) (< |main_~#InvSqrt__i~0.base| |#StackHeapBarrier|)) (and (exists ((|v_main_#t~union3_3| Int) (|v_#memory_int_5| (Array Int (Array Int Int)))) (and (= (store |old(#memory_int)| |main_~#InvSqrt__i~0.base| (store (select |old(#memory_int)| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset| (select (select |v_#memory_int_5| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset|))) |v_#memory_int_5|) (= |#memory_int| (store |v_#memory_int_5| |main_~#InvSqrt__i~0.base| (store (select |v_#memory_int_5| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset| |v_main_#t~union3_3|))))) (not (= 0 |main_~#InvSqrt__i~0.base|)) (= 0 |#NULL.base|) (= ~__return_72~0 main_~main__r~0) (= (store |old(#length)| |main_~#InvSqrt__i~0.base| 4) |#length|) (exists ((|v_#memory_real_5| (Array Int (Array Int Real)))) (and (= (store |old(#memory_real)| |main_~#InvSqrt__i~0.base| (store (select |old(#memory_real)| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset| (select (select |v_#memory_real_5| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset|))) |v_#memory_real_5|) (= |#memory_real| (store |v_#memory_real_5| |main_~#InvSqrt__i~0.base| (store (select |v_#memory_real_5| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset| (select (select |#memory_real| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset|)))))) (= |old(~__return_87~0)| 0) (exists ((v_~someBinaryDOUBLEComparisonOperation_8 Bool)) v_~someBinaryDOUBLEComparisonOperation_8) (= |main_~#InvSqrt__i~0.offset| 0) (exists ((v_~someBinaryDOUBLEComparisonOperation_6 Bool)) v_~someBinaryDOUBLEComparisonOperation_6) (= 1 main_~main____CPAchecker_TMP_0~0) (= |old(~__return_72~0)| 0.0) (exists ((v_~someBinaryDOUBLEComparisonOperation_4 Bool)) v_~someBinaryDOUBLEComparisonOperation_4) (= |#valid| (store |old(#valid)| |main_~#InvSqrt__i~0.base| 1)) (exists ((|v_#valid_13| (Array Int Int))) (= (store |v_#valid_13| 0 0) |old(#valid)|)) (= |old(~__return_87~0)| ~__return_87~0) (= 0 (select |old(#valid)| |main_~#InvSqrt__i~0.base|)) (= main_~__tmp_1~0 main_~main__a~0) (= main_~InvSqrt__x~0 ~__return_72~0) (exists ((v_~someBinaryDOUBLEComparisonOperation_12 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_12)) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (= ~__return_main~0 0) (= |#NULL.offset| 0) (< |main_~#InvSqrt__i~0.base| |#StackHeapBarrier|)))) (and (= main_~__tmp_2~0 main_~main____CPAchecker_TMP_1~0) (not (= 0 |main_~#InvSqrt__i~0.base|)) (= 0 |#NULL.base|) (= 1 main_~main____CPAchecker_TMP_1~0) (= |main_~#InvSqrt__i~0.offset| 0) (exists ((v_~someBinaryDOUBLEComparisonOperation_6 Bool)) v_~someBinaryDOUBLEComparisonOperation_6) (= 1 main_~main____CPAchecker_TMP_0~0) (= |old(~__return_72~0)| 0.0) (= |old(~__return_87~0)| ~__return_87~0) (= 0 (select |old(#valid)| |main_~#InvSqrt__i~0.base|)) (not (= 0 main_~main____CPAchecker_TMP_0~0)) (< |main_~#InvSqrt__i~0.base| |#StackHeapBarrier|) (exists ((|v_main_#t~union3_3| Int) (|v_#memory_int_5| (Array Int (Array Int Int)))) (and (= (store |old(#memory_int)| |main_~#InvSqrt__i~0.base| (store (select |old(#memory_int)| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset| (select (select |v_#memory_int_5| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset|))) |v_#memory_int_5|) (= |#memory_int| (store |v_#memory_int_5| |main_~#InvSqrt__i~0.base| (store (select |v_#memory_int_5| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset| |v_main_#t~union3_3|))))) (= ~__return_72~0 main_~main__r~0) (= (store |old(#length)| |main_~#InvSqrt__i~0.base| 4) |#length|) (exists ((|v_#memory_real_5| (Array Int (Array Int Real)))) (and (= (store |old(#memory_real)| |main_~#InvSqrt__i~0.base| (store (select |old(#memory_real)| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset| (select (select |v_#memory_real_5| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset|))) |v_#memory_real_5|) (= |#memory_real| (store |v_#memory_real_5| |main_~#InvSqrt__i~0.base| (store (select |v_#memory_real_5| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset| (select (select |#memory_real| |main_~#InvSqrt__i~0.base|) |main_~#InvSqrt__i~0.offset|)))))) (= |old(~__return_87~0)| 0) (exists ((v_~someBinaryDOUBLEComparisonOperation_8 Bool)) v_~someBinaryDOUBLEComparisonOperation_8) (exists ((v_~someBinaryDOUBLEComparisonOperation_10 Bool)) v_~someBinaryDOUBLEComparisonOperation_10) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~0) (exists ((v_~someBinaryDOUBLEComparisonOperation_4 Bool)) v_~someBinaryDOUBLEComparisonOperation_4) (= |#valid| (store |old(#valid)| |main_~#InvSqrt__i~0.base| 1)) (exists ((|v_#valid_13| (Array Int Int))) (= (store |v_#valid_13| 0 0) |old(#valid)|)) (= main_~__tmp_1~0 main_~main__a~0) (= main_~InvSqrt__x~0 ~__return_72~0) (= ~__return_main~0 0) (= |#NULL.offset| 0))) (= main_~__VERIFIER_assert__cond~0 0)) [2019-08-08 11:40:49,016 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 11:40:49,025 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:40:49,029 INFO L168 Benchmark]: Toolchain (without parser) took 1210.17 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 85.7 MB in the beginning and 153.6 MB in the end (delta: -67.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 11:40:49,031 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 11:40:49,032 INFO L168 Benchmark]: CACSL2BoogieTranslator took 435.85 ms. Allocated memory is still 138.4 MB. Free memory was 85.5 MB in the beginning and 74.9 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-08-08 11:40:49,033 INFO L168 Benchmark]: Boogie Preprocessor took 176.67 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 74.9 MB in the beginning and 175.9 MB in the end (delta: -101.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-08-08 11:40:49,034 INFO L168 Benchmark]: RCFGBuilder took 446.33 ms. Allocated memory is still 199.2 MB. Free memory was 175.9 MB in the beginning and 161.1 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. [2019-08-08 11:40:49,035 INFO L168 Benchmark]: Symbolic Interpretation took 139.81 ms. Allocated memory is still 199.2 MB. Free memory was 161.1 MB in the beginning and 153.6 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. [2019-08-08 11:40:49,039 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 54]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 435.85 ms. Allocated memory is still 138.4 MB. Free memory was 85.5 MB in the beginning and 74.9 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 176.67 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 74.9 MB in the beginning and 175.9 MB in the end (delta: -101.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 446.33 ms. Allocated memory is still 199.2 MB. Free memory was 175.9 MB in the beginning and 161.1 MB in the end (delta: 14.9 MB). Peak memory consumption was 14.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 139.81 ms. Allocated memory is still 199.2 MB. Free memory was 161.1 MB in the beginning and 153.6 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...