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/sqrt_Householder_constant.c.p+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:41:00,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:41:00,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:41:00,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:41:00,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:41:00,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:41:00,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:41:00,723 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:41:00,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:41:00,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:41:00,727 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:41:00,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:41:00,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:41:00,729 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:41:00,730 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:41:00,731 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:41:00,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:41:00,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:41:00,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:41:00,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:41:00,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:41:00,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:41:00,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:41:00,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:41:00,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 11:41:00,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 11:41:00,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 11:41:00,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 11:41:00,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 11:41:00,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 11:41:00,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:41:00,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:41:00,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:41:00,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:41:00,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:41:00,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:41:00,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:41:00,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:41:00,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:41:00,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:41:00,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:41:00,755 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 11:41:00,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:41:00,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:41:00,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:41:00,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:41:00,772 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:41:00,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:41:00,772 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:41:00,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:41:00,773 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:41:00,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:41:00,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:41:00,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:41:00,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:41:00,774 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:41:00,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:41:00,774 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:41:00,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:41:00,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:41:00,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:41:00,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:41:00,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:41:00,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:41:00,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:41:00,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:41:00,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:41:00,776 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:41:00,776 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:41:00,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:41:00,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:41:00,806 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:41:00,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:41:00,822 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:41:00,823 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:41:00,824 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:41:00,824 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c [2019-08-08 11:41:00,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a25fa9ab/89411f7b945a42de8c9d31ba289ef9e7/FLAG84719fc62 [2019-08-08 11:41:01,320 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:41:01,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/sqrt_Householder_constant.c.p+cfa-reducer.c [2019-08-08 11:41:01,330 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a25fa9ab/89411f7b945a42de8c9d31ba289ef9e7/FLAG84719fc62 [2019-08-08 11:41:01,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a25fa9ab/89411f7b945a42de8c9d31ba289ef9e7 [2019-08-08 11:41:01,736 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:41:01,739 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:41:01,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:41:01,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:41:01,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:41:01,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:41:01" (1/1) ... [2019-08-08 11:41:01,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e937127 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:41:01, skipping insertion in model container [2019-08-08 11:41:01,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:41:01" (1/1) ... [2019-08-08 11:41:01,766 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:41:01,799 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:41:02,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:41:02,089 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:41:02,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:41:02,225 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:41:02,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:41:02 WrapperNode [2019-08-08 11:41:02,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:41:02,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:41:02,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:41:02,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:41:02,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:41:02" (1/1) ... [2019-08-08 11:41:02,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:41:02" (1/1) ... [2019-08-08 11:41:02,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:41:02" (1/1) ... [2019-08-08 11:41:02,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:41:02" (1/1) ... [2019-08-08 11:41:02,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:41:02" (1/1) ... [2019-08-08 11:41:02,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:41:02" (1/1) ... [2019-08-08 11:41:02,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:41:02" (1/1) ... [2019-08-08 11:41:02,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:41:02,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:41:02,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:41:02,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:41:02,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:41:02" (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 11:41:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:41:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:41:02,323 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:41:02,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:41:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-08-08 11:41:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 11:41:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-08 11:41:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure SqrtR [2019-08-08 11:41:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:41:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:41:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:41:02,718 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:41:02,718 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-08 11:41:02,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:41:02 BoogieIcfgContainer [2019-08-08 11:41:02,720 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:41:02,720 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:41:02,721 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:41:02,721 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:41:02,722 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:41:02" (1/1) ... [2019-08-08 11:41:02,734 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:41:02,736 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:41:02,743 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:41:02,750 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:41:02,752 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:41:02,801 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 12 [2019-08-08 11:41:03,256 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:41:03,256 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:41:03,259 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 471#(and (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~0) (= main_~__VERIFIER_assert__cond~0 0) (or (and (= 1 main_~main____CPAchecker_TMP_0~0) (exists ((v_~someBinaryDOUBLEComparisonOperation_24 Bool)) v_~someBinaryDOUBLEComparisonOperation_24) (exists ((v_~someBinaryDOUBLEComparisonOperation_26 Bool)) v_~someBinaryDOUBLEComparisonOperation_26) (or (and (= main_~SqrtR__cond~0 0) (= (+ main_~SqrtR____CPAchecker_TMP_2~0 1) main_~SqrtR__i~0) (or (and (or (and (= main_~SqrtR__xnp1~0 main_~SqrtR__xn~0) (exists ((v_~someBinaryDOUBLEComparisonOperation_18 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_18)) (exists ((v_main_~SqrtR__cond~0_21 Int)) (not (= 0 v_main_~SqrtR__cond~0_21))) (exists ((v_~someBinaryDOUBLEComparisonOperation_20 Bool)) v_~someBinaryDOUBLEComparisonOperation_20)) (and (= main_~SqrtR__xnp1~0 main_~SqrtR__xn~0) (exists ((v_main_~SqrtR__cond~0_21 Int)) (not (= 0 v_main_~SqrtR__cond~0_21))) (exists ((v_~someBinaryDOUBLEComparisonOperation_16 Bool)) v_~someBinaryDOUBLEComparisonOperation_16))) (= main_~SqrtR____CPAchecker_TMP_1~0 1)) (and (= main_~SqrtR____CPAchecker_TMP_1~0 0) (= main_~SqrtR__xnp1~0 main_~SqrtR__xn~0) (exists ((v_~someBinaryDOUBLEComparisonOperation_22 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_22)) (exists ((v_~someBinaryDOUBLEComparisonOperation_18 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_18)) (exists ((v_main_~SqrtR__cond~0_21 Int)) (not (= 0 v_main_~SqrtR__cond~0_21))))) (= main_~SqrtR____CPAchecker_TMP_1~0 main_~SqrtR__cond~0) (= ~__return_125~0 main_~main__r~0)) (and (= main_~SqrtR____CPAchecker_TMP_0~0 main_~SqrtR__cond~0) (= main_~SqrtR__cond~0 0) (= main_~SqrtR__i~0 0) (or (and (exists ((v_~someBinaryDOUBLEComparisonOperation_4 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_4)) (= main_~SqrtR____CPAchecker_TMP_0~0 0)) (and (or (exists ((v_~someBinaryDOUBLEComparisonOperation_14 Bool)) v_~someBinaryDOUBLEComparisonOperation_14) (exists ((v_~someBinaryDOUBLEComparisonOperation_2 Bool)) v_~someBinaryDOUBLEComparisonOperation_2)) (= main_~SqrtR____CPAchecker_TMP_0~0 1))) (= ~__return_125~0 main_~main__r~0)))) (and (or (and (exists ((v_~someBinaryDOUBLEComparisonOperation_24 Bool)) v_~someBinaryDOUBLEComparisonOperation_24) (or (and (= main_~SqrtR__cond~0 0) (= (+ main_~SqrtR____CPAchecker_TMP_2~0 1) main_~SqrtR__i~0) (or (and (or (and (= main_~SqrtR__xnp1~0 main_~SqrtR__xn~0) (exists ((v_~someBinaryDOUBLEComparisonOperation_18 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_18)) (exists ((v_main_~SqrtR__cond~0_21 Int)) (not (= 0 v_main_~SqrtR__cond~0_21))) (exists ((v_~someBinaryDOUBLEComparisonOperation_20 Bool)) v_~someBinaryDOUBLEComparisonOperation_20)) (and (= main_~SqrtR__xnp1~0 main_~SqrtR__xn~0) (exists ((v_main_~SqrtR__cond~0_21 Int)) (not (= 0 v_main_~SqrtR__cond~0_21))) (exists ((v_~someBinaryDOUBLEComparisonOperation_16 Bool)) v_~someBinaryDOUBLEComparisonOperation_16))) (= main_~SqrtR____CPAchecker_TMP_1~0 1)) (and (= main_~SqrtR____CPAchecker_TMP_1~0 0) (= main_~SqrtR__xnp1~0 main_~SqrtR__xn~0) (exists ((v_~someBinaryDOUBLEComparisonOperation_22 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_22)) (exists ((v_~someBinaryDOUBLEComparisonOperation_18 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_18)) (exists ((v_main_~SqrtR__cond~0_21 Int)) (not (= 0 v_main_~SqrtR__cond~0_21))))) (= main_~SqrtR____CPAchecker_TMP_1~0 main_~SqrtR__cond~0) (= ~__return_125~0 main_~main__r~0)) (and (= main_~SqrtR____CPAchecker_TMP_0~0 main_~SqrtR__cond~0) (= main_~SqrtR__cond~0 0) (= main_~SqrtR__i~0 0) (or (and (exists ((v_~someBinaryDOUBLEComparisonOperation_4 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_4)) (= main_~SqrtR____CPAchecker_TMP_0~0 0)) (and (or (exists ((v_~someBinaryDOUBLEComparisonOperation_14 Bool)) v_~someBinaryDOUBLEComparisonOperation_14) (exists ((v_~someBinaryDOUBLEComparisonOperation_2 Bool)) v_~someBinaryDOUBLEComparisonOperation_2)) (= main_~SqrtR____CPAchecker_TMP_0~0 1))) (= ~__return_125~0 main_~main__r~0))) (exists ((v_~someBinaryDOUBLEComparisonOperation_28 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_28))) (and (exists ((v_~someBinaryDOUBLEComparisonOperation_30 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_30)) (or (and (= main_~SqrtR____CPAchecker_TMP_0~0 main_~SqrtR__cond~0) (= main_~SqrtR__cond~0 0) (= main_~SqrtR__i~0 0) (or (and (exists ((v_~someBinaryDOUBLEComparisonOperation_4 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_4)) (= main_~SqrtR____CPAchecker_TMP_0~0 0)) (and (or (exists ((v_~someBinaryDOUBLEComparisonOperation_14 Bool)) v_~someBinaryDOUBLEComparisonOperation_14) (exists ((v_~someBinaryDOUBLEComparisonOperation_2 Bool)) v_~someBinaryDOUBLEComparisonOperation_2)) (= main_~SqrtR____CPAchecker_TMP_0~0 1))) (= ~__return_125~0 main_~main__r~0)) (and (or (and (exists ((v_main_~SqrtR__cond~0_23 Int)) (not (= 0 v_main_~SqrtR__cond~0_23))) (= main_~SqrtR____CPAchecker_TMP_1~0 0) (= main_~SqrtR__xnp1~0 main_~SqrtR__xn~0) (exists ((v_~someBinaryDOUBLEComparisonOperation_22 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_22)) (exists ((v_~someBinaryDOUBLEComparisonOperation_18 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_18))) (and (or (and (exists ((v_main_~SqrtR__cond~0_23 Int)) (not (= 0 v_main_~SqrtR__cond~0_23))) (= main_~SqrtR__xnp1~0 main_~SqrtR__xn~0) (exists ((v_~someBinaryDOUBLEComparisonOperation_16 Bool)) v_~someBinaryDOUBLEComparisonOperation_16)) (and (exists ((v_main_~SqrtR__cond~0_23 Int)) (not (= 0 v_main_~SqrtR__cond~0_23))) (= main_~SqrtR__xnp1~0 main_~SqrtR__xn~0) (exists ((v_~someBinaryDOUBLEComparisonOperation_18 Bool)) (not v_~someBinaryDOUBLEComparisonOperation_18)) (exists ((v_~someBinaryDOUBLEComparisonOperation_20 Bool)) v_~someBinaryDOUBLEComparisonOperation_20))) (= main_~SqrtR____CPAchecker_TMP_1~0 1))) (= main_~SqrtR__cond~0 0) (= (+ main_~SqrtR____CPAchecker_TMP_2~0 1) main_~SqrtR__i~0) (= main_~SqrtR____CPAchecker_TMP_1~0 main_~SqrtR__cond~0) (= ~__return_125~0 main_~main__r~0))))) (= 0 main_~main____CPAchecker_TMP_0~0))) (= main_~__tmp_2~0 main_~main____CPAchecker_TMP_0~0)) [2019-08-08 11:41:03,261 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 11:41:03,269 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:41:03,272 INFO L168 Benchmark]: Toolchain (without parser) took 1533.62 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 89.0 MB in the beginning and 128.0 MB in the end (delta: -39.0 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2019-08-08 11:41:03,273 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 11:41:03,274 INFO L168 Benchmark]: CACSL2BoogieTranslator took 479.71 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 88.7 MB in the beginning and 176.2 MB in the end (delta: -87.5 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-08-08 11:41:03,275 INFO L168 Benchmark]: Boogie Preprocessor took 39.41 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 174.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-08 11:41:03,276 INFO L168 Benchmark]: RCFGBuilder took 453.71 ms. Allocated memory is still 199.2 MB. Free memory was 174.3 MB in the beginning and 159.9 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-08-08 11:41:03,277 INFO L168 Benchmark]: Symbolic Interpretation took 549.08 ms. Allocated memory is still 199.2 MB. Free memory was 159.9 MB in the beginning and 128.0 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. [2019-08-08 11:41:03,281 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 96]: 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 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 479.71 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 88.7 MB in the beginning and 176.2 MB in the end (delta: -87.5 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 39.41 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 174.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 453.71 ms. Allocated memory is still 199.2 MB. Free memory was 174.3 MB in the beginning and 159.9 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 549.08 ms. Allocated memory is still 199.2 MB. Free memory was 159.9 MB in the beginning and 128.0 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...