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/ldv-regression/test12.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:45:10,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:45:10,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:45:10,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:45:10,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:45:10,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:45:10,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:45:10,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:45:10,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:45:10,676 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:45:10,677 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:45:10,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:45:10,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:45:10,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:45:10,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:45:10,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:45:10,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:45:10,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:45:10,685 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:45:10,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:45:10,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:45:10,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:45:10,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:45:10,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:45:10,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:45:10,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:45:10,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:45:10,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:45:10,711 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 [2019-08-22 21:45:10,730 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:45:10,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:45:10,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:45:10,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:45:10,732 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:45:10,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:45:10,732 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:45:10,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:45:10,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:45:10,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:45:10,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:45:10,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:45:10,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:45:10,734 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:45:10,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:45:10,734 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:45:10,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:45:10,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:45:10,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:45:10,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:45:10,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:45:10,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:45:10,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:45:10,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:45:10,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:45:10,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:45:10,736 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:45:10,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:45:10,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:45:10,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:45:10,781 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:45:10,784 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:45:10,786 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:45:10,786 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:45:10,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test12.c [2019-08-22 21:45:10,854 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce45c743/e4c99f3861c34c23aea70cdbcb16498d/FLAG4dfe56994 [2019-08-22 21:45:11,340 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:45:11,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test12.c [2019-08-22 21:45:11,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce45c743/e4c99f3861c34c23aea70cdbcb16498d/FLAG4dfe56994 [2019-08-22 21:45:11,722 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ce45c743/e4c99f3861c34c23aea70cdbcb16498d [2019-08-22 21:45:11,738 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:45:11,740 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:45:11,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:45:11,741 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:45:11,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:45:11,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:45:11" (1/1) ... [2019-08-22 21:45:11,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12f610c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:11, skipping insertion in model container [2019-08-22 21:45:11,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:45:11" (1/1) ... [2019-08-22 21:45:11,756 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:45:11,776 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:45:11,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:45:11,947 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:45:11,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:45:11,988 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:45:11,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:11 WrapperNode [2019-08-22 21:45:11,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:45:11,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:45:11,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:45:11,990 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:45:12,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:11" (1/1) ... [2019-08-22 21:45:12,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:11" (1/1) ... [2019-08-22 21:45:12,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:11" (1/1) ... [2019-08-22 21:45:12,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:11" (1/1) ... [2019-08-22 21:45:12,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:11" (1/1) ... [2019-08-22 21:45:12,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:11" (1/1) ... [2019-08-22 21:45:12,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:11" (1/1) ... [2019-08-22 21:45:12,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:45:12,112 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:45:12,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:45:12,113 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:45:12,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:11" (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 [2019-08-22 21:45:12,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:45:12,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:45:12,172 INFO L138 BoogieDeclarations]: Found implementation of procedure equal [2019-08-22 21:45:12,172 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:45:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:45:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure equal [2019-08-22 21:45:12,172 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:45:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:45:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:45:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-22 21:45:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:45:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:45:12,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:45:12,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:45:12,384 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:45:12,385 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 21:45:12,386 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:45:12 BoogieIcfgContainer [2019-08-22 21:45:12,387 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:45:12,387 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:45:12,387 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:45:12,387 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:45:12,398 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:45:12" (1/1) ... [2019-08-22 21:45:12,416 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:45:12,419 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:45:12,426 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:45:12,446 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:45:12,447 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:45:12,520 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_6|], 10=[|v_#valid_7|]} [2019-08-22 21:45:12,544 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:45:12,555 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2019-08-22 21:45:12,556 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:45:12,661 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-08-22 21:45:12,663 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:45:12,670 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:45:12,675 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:45:12,716 INFO L341 Elim1Store]: treesize reduction 14, result has 50.0 percent of original size [2019-08-22 21:45:12,717 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 34 [2019-08-22 21:45:12,719 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:45:12,821 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-08-22 21:45:12,822 INFO L567 ElimStorePlain]: treesize reduction 8, result has 88.6 percent of original size [2019-08-22 21:45:12,823 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:45:12,824 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:81, output treesize:62 [2019-08-22 21:45:12,865 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 46 [2019-08-22 21:45:12,872 INFO L185 IcfgInterpreter]: Interpreting procedure equal with input of size 54 [2019-08-22 21:45:12,902 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:45:12,902 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:45:12,906 INFO L179 IcfgInterpreter]: Reachable states at location equalErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 18#(and (= equal_~b.offset |equal_#in~b.offset|) (= |~#b~0.base| |equal_#in~b.base|) (= |~#a~0.base| |equal_#in~a.base|) (= 0 |#NULL.base|) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= (select |#valid| |~#b~0.base|) 1) (<= 0 |#NULL.offset|) (= |equal_#in~a.offset| |~#a~0.offset|) (<= 0 |~#b~0.offset|) (= 0 |~#b~0.offset|) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (or (and (<= |equal_#in~b.offset| 0) (<= equal_~b.offset 0) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0 |~#a~0.offset|) (<= 0 |~#b~0.offset|) (<= 0 equal_~a.offset) (<= 0 equal_~b.offset) (<= equal_~a.offset 0) (<= 0 |equal_#in~b.offset|) (<= |equal_#in~a.offset| 0) (<= |~#a~0.offset| 0) (<= 0 |equal_#in~a.offset|) (<= |~#b~0.offset| 0)) (and (<= |equal_#in~b.offset| 0) (<= equal_~b.offset 0) (<= 1 |~#b~0.offset|) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0 |~#a~0.offset|) (<= 0 equal_~a.offset) (<= equal_~a.offset 0) (<= |equal_#in~a.offset| 0) (<= |~#a~0.offset| 0) (<= 0 |equal_#in~a.offset|) (<= 1 |equal_#in~b.offset|) (<= 1 equal_~b.offset) (<= |~#b~0.offset| 0))) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= |~#a~0.offset| 0) (= |equal_#in~a.offset| equal_~a.offset) (< |~#a~0.base| |#StackHeapBarrier|) (<= |~#b~0.offset| 0) (= equal_~b.base |equal_#in~b.base|) (= 4 (select |#length| |~#b~0.base|)) (or (not (= equal_~a.base equal_~b.base)) (not (= equal_~b.offset equal_~a.offset))) (not (= |~#b~0.base| |~#a~0.base|)) (= 1 (select |#valid| |~#a~0.base|)) (<= |#NULL.base| 0) (<= |#NULL.offset| 0) (<= 0 |~#a~0.offset|) (= 0 |~#a~0.offset|) (= |equal_#in~b.offset| |~#b~0.offset|) (= 0 (select |#valid| 0)) (= equal_~a.base |equal_#in~a.base|) (= |#NULL.offset| 0)) [2019-08-22 21:45:12,918 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:45:12,918 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:45:12,921 INFO L168 Benchmark]: Toolchain (without parser) took 1180.03 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 88.7 MB in the beginning and 132.2 MB in the end (delta: -43.5 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:12,922 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:45:12,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.79 ms. Allocated memory is still 134.2 MB. Free memory was 88.5 MB in the beginning and 79.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:12,925 INFO L168 Benchmark]: Boogie Preprocessor took 122.25 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 79.2 MB in the beginning and 177.4 MB in the end (delta: -98.2 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:12,926 INFO L168 Benchmark]: RCFGBuilder took 274.31 ms. Allocated memory is still 200.8 MB. Free memory was 177.4 MB in the beginning and 164.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:12,927 INFO L168 Benchmark]: Symbolic Interpretation took 530.96 ms. Allocated memory is still 200.8 MB. Free memory was 164.7 MB in the beginning and 132.2 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:12,938 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 10]: 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 18#(and (= equal_~b.offset |equal_#in~b.offset|) (= |~#b~0.base| |equal_#in~b.base|) (= |~#a~0.base| |equal_#in~a.base|) (= 0 |#NULL.base|) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= (select |#valid| |~#b~0.base|) 1) (<= 0 |#NULL.offset|) (= |equal_#in~a.offset| |~#a~0.offset|) (<= 0 |~#b~0.offset|) (= 0 |~#b~0.offset|) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (or (and (<= |equal_#in~b.offset| 0) (<= equal_~b.offset 0) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0 |~#a~0.offset|) (<= 0 |~#b~0.offset|) (<= 0 equal_~a.offset) (<= 0 equal_~b.offset) (<= equal_~a.offset 0) (<= 0 |equal_#in~b.offset|) (<= |equal_#in~a.offset| 0) (<= |~#a~0.offset| 0) (<= 0 |equal_#in~a.offset|) (<= |~#b~0.offset| 0)) (and (<= |equal_#in~b.offset| 0) (<= equal_~b.offset 0) (<= 1 |~#b~0.offset|) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0 |~#a~0.offset|) (<= 0 equal_~a.offset) (<= equal_~a.offset 0) (<= |equal_#in~a.offset| 0) (<= |~#a~0.offset| 0) (<= 0 |equal_#in~a.offset|) (<= 1 |equal_#in~b.offset|) (<= 1 equal_~b.offset) (<= |~#b~0.offset| 0))) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= |~#a~0.offset| 0) (= |equal_#in~a.offset| equal_~a.offset) (< |~#a~0.base| |#StackHeapBarrier|) (<= |~#b~0.offset| 0) (= equal_~b.base |equal_#in~b.base|) (= 4 (select |#length| |~#b~0.base|)) (or (not (= equal_~a.base equal_~b.base)) (not (= equal_~b.offset equal_~a.offset))) (not (= |~#b~0.base| |~#a~0.base|)) (= 1 (select |#valid| |~#a~0.base|)) (<= |#NULL.base| 0) (<= |#NULL.offset| 0) (<= 0 |~#a~0.offset|) (= 0 |~#a~0.offset|) (= |equal_#in~b.offset| |~#b~0.offset|) (= 0 (select |#valid| 0)) (= equal_~a.base |equal_#in~a.base|) (= |#NULL.offset| 0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 248.79 ms. Allocated memory is still 134.2 MB. Free memory was 88.5 MB in the beginning and 79.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 122.25 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 79.2 MB in the beginning and 177.4 MB in the end (delta: -98.2 MB). Peak memory consumption was 15.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 274.31 ms. Allocated memory is still 200.8 MB. Free memory was 177.4 MB in the beginning and 164.7 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 530.96 ms. Allocated memory is still 200.8 MB. Free memory was 164.7 MB in the beginning and 132.2 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...