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/array-examples/standard_copyInitSum_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-17 21:12:51,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-17 21:12:51,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-17 21:12:51,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-17 21:12:51,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-17 21:12:51,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-17 21:12:51,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-17 21:12:51,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-17 21:12:51,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-17 21:12:51,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-17 21:12:51,944 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-17 21:12:51,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-17 21:12:51,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-17 21:12:51,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-17 21:12:51,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-17 21:12:51,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-17 21:12:51,950 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-17 21:12:51,951 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-17 21:12:51,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-17 21:12:51,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-17 21:12:51,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-17 21:12:51,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-17 21:12:51,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-17 21:12:51,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-17 21:12:51,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-17 21:12:51,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-17 21:12:51,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-17 21:12:51,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-17 21:12:51,971 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 [2019-08-17 21:12:51,986 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-17 21:12:51,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-17 21:12:51,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-17 21:12:51,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-17 21:12:51,988 INFO L138 SettingsManager]: * Use SBE=true [2019-08-17 21:12:51,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-17 21:12:51,988 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-17 21:12:51,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-17 21:12:51,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-17 21:12:51,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-17 21:12:51,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-17 21:12:51,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-17 21:12:51,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-17 21:12:51,990 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-17 21:12:51,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-17 21:12:51,990 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-17 21:12:51,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-17 21:12:51,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-17 21:12:51,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-17 21:12:51,991 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-17 21:12:51,991 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-17 21:12:51,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-17 21:12:51,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-17 21:12:51,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-17 21:12:51,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-17 21:12:51,992 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-17 21:12:51,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-17 21:12:51,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-17 21:12:51,993 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-17 21:12:52,021 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-17 21:12:52,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-17 21:12:52,037 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-17 21:12:52,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-17 21:12:52,039 INFO L275 PluginConnector]: CDTParser initialized [2019-08-17 21:12:52,039 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_copyInitSum_ground.i [2019-08-17 21:12:52,099 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1b4ea499/e4dbd86dbbd84d4f9c6c735432f251ce/FLAG84f868ebe [2019-08-17 21:12:52,509 INFO L306 CDTParser]: Found 1 translation units. [2019-08-17 21:12:52,509 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_copyInitSum_ground.i [2019-08-17 21:12:52,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1b4ea499/e4dbd86dbbd84d4f9c6c735432f251ce/FLAG84f868ebe [2019-08-17 21:12:52,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1b4ea499/e4dbd86dbbd84d4f9c6c735432f251ce [2019-08-17 21:12:52,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-17 21:12:52,890 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-17 21:12:52,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-17 21:12:52,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-17 21:12:52,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-17 21:12:52,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:12:52" (1/1) ... [2019-08-17 21:12:52,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40bb2a23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:52, skipping insertion in model container [2019-08-17 21:12:52,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.08 09:12:52" (1/1) ... [2019-08-17 21:12:52,904 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-17 21:12:52,920 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-17 21:12:53,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:12:53,129 INFO L188 MainTranslator]: Completed pre-run [2019-08-17 21:12:53,155 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-17 21:12:53,177 INFO L192 MainTranslator]: Completed translation [2019-08-17 21:12:53,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:53 WrapperNode [2019-08-17 21:12:53,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-17 21:12:53,179 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-17 21:12:53,179 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-17 21:12:53,179 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-17 21:12:53,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:53" (1/1) ... [2019-08-17 21:12:53,288 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:53" (1/1) ... [2019-08-17 21:12:53,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:53" (1/1) ... [2019-08-17 21:12:53,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:53" (1/1) ... [2019-08-17 21:12:53,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:53" (1/1) ... [2019-08-17 21:12:53,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:53" (1/1) ... [2019-08-17 21:12:53,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:53" (1/1) ... [2019-08-17 21:12:53,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-17 21:12:53,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-17 21:12:53,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-17 21:12:53,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-17 21:12:53,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.08 09:12:53" (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 [2019-08-17 21:12:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-17 21:12:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-17 21:12:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-17 21:12:53,381 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-17 21:12:53,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-17 21:12:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-17 21:12:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-17 21:12:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-17 21:12:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-17 21:12:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-17 21:12:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-17 21:12:53,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-17 21:12:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-17 21:12:53,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-17 21:12:53,655 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-17 21:12:53,655 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-17 21:12:53,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:12:53 BoogieIcfgContainer [2019-08-17 21:12:53,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-17 21:12:53,658 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-17 21:12:53,658 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-17 21:12:53,658 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-17 21:12:53,660 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.08 09:12:53" (1/1) ... [2019-08-17 21:12:53,676 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-17 21:12:53,693 INFO L155 IcfgInterpreter]: Building call graph [2019-08-17 21:12:53,706 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-17 21:12:53,719 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-17 21:12:53,721 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-17 21:12:53,824 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-17 21:12:53,824 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:53,842 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:53,843 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:53,843 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-17 21:12:53,855 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-17 21:12:53,910 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:53,963 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2019-08-17 21:12:53,964 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:53,973 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:53,973 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:53,974 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:16 [2019-08-17 21:12:54,017 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:54,018 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:54,019 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,039 INFO L567 ElimStorePlain]: treesize reduction 3, result has 88.5 percent of original size [2019-08-17 21:12:54,040 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,041 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:23 [2019-08-17 21:12:54,053 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:54,099 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:54,099 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 29 [2019-08-17 21:12:54,100 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,110 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:54,112 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-17 21:12:54,259 WARN L188 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 37 [2019-08-17 21:12:54,259 INFO L341 Elim1Store]: treesize reduction 44, result has 64.2 percent of original size [2019-08-17 21:12:54,261 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 41 treesize of output 106 [2019-08-17 21:12:54,265 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,342 INFO L567 ElimStorePlain]: treesize reduction 62, result has 53.0 percent of original size [2019-08-17 21:12:54,343 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:12:54,344 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:72, output treesize:70 [2019-08-17 21:12:54,383 INFO L341 Elim1Store]: treesize reduction 45, result has 19.6 percent of original size [2019-08-17 21:12:54,384 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 23 [2019-08-17 21:12:54,385 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,392 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:54,392 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,393 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:27, output treesize:23 [2019-08-17 21:12:54,403 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2019-08-17 21:12:54,404 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,409 INFO L567 ElimStorePlain]: treesize reduction 4, result has 42.9 percent of original size [2019-08-17 21:12:54,409 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,409 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:3 [2019-08-17 21:12:54,417 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2019-08-17 21:12:54,417 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,422 INFO L567 ElimStorePlain]: treesize reduction 4, result has 42.9 percent of original size [2019-08-17 21:12:54,422 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,422 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:3 [2019-08-17 21:12:54,445 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 22 [2019-08-17 21:12:54,446 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,458 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 22 [2019-08-17 21:12:54,458 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,474 INFO L567 ElimStorePlain]: treesize reduction 8, result has 57.9 percent of original size [2019-08-17 21:12:54,475 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-17 21:12:54,475 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:69, output treesize:11 [2019-08-17 21:12:54,485 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2019-08-17 21:12:54,486 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,488 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-17 21:12:54,488 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-17 21:12:54,489 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:29, output treesize:3 [2019-08-17 21:12:54,496 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:54,502 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:54,517 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-17 21:12:54,527 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 [2019-08-17 21:12:54,527 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-17 21:12:54,527 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-17 21:12:54,530 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 127#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-17 21:12:54,542 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-17 21:12:54,542 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-17 21:12:54,545 INFO L168 Benchmark]: Toolchain (without parser) took 1653.40 ms. Allocated memory was 141.6 MB in the beginning and 199.8 MB in the end (delta: 58.2 MB). Free memory was 89.2 MB in the beginning and 101.4 MB in the end (delta: -12.2 MB). Peak memory consumption was 46.0 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:54,546 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.6 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-17 21:12:54,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 287.42 ms. Allocated memory is still 141.6 MB. Free memory was 89.0 MB in the beginning and 79.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:54,549 INFO L168 Benchmark]: Boogie Preprocessor took 141.88 ms. Allocated memory was 141.6 MB in the beginning and 199.8 MB in the end (delta: 58.2 MB). Free memory was 79.2 MB in the beginning and 176.7 MB in the end (delta: -97.5 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:54,550 INFO L168 Benchmark]: RCFGBuilder took 336.27 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 161.3 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:54,554 INFO L168 Benchmark]: Symbolic Interpretation took 884.42 ms. Allocated memory is still 199.8 MB. Free memory was 161.3 MB in the beginning and 101.4 MB in the end (delta: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 7.1 GB. [2019-08-17 21:12:54,559 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 3]: 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 127#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). 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 141.6 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 287.42 ms. Allocated memory is still 141.6 MB. Free memory was 89.0 MB in the beginning and 79.2 MB in the end (delta: 9.8 MB). Peak memory consumption was 9.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 141.88 ms. Allocated memory was 141.6 MB in the beginning and 199.8 MB in the end (delta: 58.2 MB). Free memory was 79.2 MB in the beginning and 176.7 MB in the end (delta: -97.5 MB). Peak memory consumption was 11.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 336.27 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 161.3 MB in the end (delta: 15.4 MB). Peak memory consumption was 15.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 884.42 ms. Allocated memory is still 199.8 MB. Free memory was 161.3 MB in the beginning and 101.4 MB in the end (delta: 59.9 MB). Peak memory consumption was 59.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...