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/cast_float_ptr.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:23:34,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:23:34,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:23:34,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:23:34,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:23:34,347 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:23:34,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:23:34,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:23:34,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:23:34,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:23:34,354 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:23:34,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:23:34,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:23:34,356 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:23:34,357 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:23:34,358 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:23:34,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:23:34,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:23:34,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:23:34,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:23:34,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:23:34,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:23:34,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:23:34,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:23:34,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 21:23:34,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 21:23:34,372 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 21:23:34,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 21:23:34,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 21:23:34,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 21:23:34,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:23:34,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:23:34,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:23:34,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:23:34,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:23:34,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:23:34,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:23:34,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:23:34,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:23:34,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:23:34,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:23:34,387 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 21:23:34,401 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:23:34,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:23:34,402 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:23:34,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:23:34,403 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:23:34,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:23:34,403 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:23:34,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:23:34,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:23:34,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:23:34,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:23:34,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:23:34,404 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:23:34,404 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:23:34,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:23:34,405 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:23:34,405 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:23:34,405 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:23:34,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:23:34,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:23:34,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:23:34,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:23:34,406 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:23:34,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:23:34,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:23:34,407 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:23:34,407 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:23:34,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:23:34,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:23:34,434 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:23:34,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:23:34,450 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:23:34,451 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:23:34,452 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:23:34,452 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/cast_float_ptr.c [2019-08-22 21:23:34,512 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6451546d8/6124e9d271b14cbfb1d469cbe439d1e8/FLAG36f89a621 [2019-08-22 21:23:34,960 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:23:34,963 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-benchs/cast_float_ptr.c [2019-08-22 21:23:34,970 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6451546d8/6124e9d271b14cbfb1d469cbe439d1e8/FLAG36f89a621 [2019-08-22 21:23:35,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6451546d8/6124e9d271b14cbfb1d469cbe439d1e8 [2019-08-22 21:23:35,342 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:23:35,343 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:23:35,344 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:23:35,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:23:35,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:23:35,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:23:35" (1/1) ... [2019-08-22 21:23:35,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@291e79d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:35, skipping insertion in model container [2019-08-22 21:23:35,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:23:35" (1/1) ... [2019-08-22 21:23:35,358 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:23:35,374 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:23:35,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:23:35,577 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:23:35,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:23:35,616 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:23:35,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:35 WrapperNode [2019-08-22 21:23:35,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:23:35,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:23:35,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:23:35,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:23:35,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:35" (1/1) ... [2019-08-22 21:23:35,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:35" (1/1) ... [2019-08-22 21:23:35,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:35" (1/1) ... [2019-08-22 21:23:35,729 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:35" (1/1) ... [2019-08-22 21:23:35,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:35" (1/1) ... [2019-08-22 21:23:35,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:35" (1/1) ... [2019-08-22 21:23:35,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:35" (1/1) ... [2019-08-22 21:23:35,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:23:35,745 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:23:35,746 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:23:35,746 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:23:35,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:23:35" (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 21:23:35,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:23:35,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:23:35,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-22 21:23:35,796 INFO L138 BoogieDeclarations]: Found implementation of procedure cast [2019-08-22 21:23:35,796 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:23:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:23:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-08-22 21:23:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-22 21:23:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure cast [2019-08-22 21:23:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:23:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-22 21:23:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:23:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:23:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:23:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-22 21:23:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:23:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:23:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:23:36,106 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:23:36,107 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 21:23:36,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:23:36 BoogieIcfgContainer [2019-08-22 21:23:36,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:23:36,109 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:23:36,109 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:23:36,109 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:23:36,110 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:23:36" (1/1) ... [2019-08-22 21:23:36,129 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:23:36,131 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:23:36,137 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:23:36,151 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:23:36,152 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:23:36,240 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 [2019-08-22 21:23:36,241 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:36,262 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:36,262 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:23:36,263 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:23:36,283 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 24 [2019-08-22 21:23:36,298 INFO L185 IcfgInterpreter]: Interpreting procedure cast with input of size 24 [2019-08-22 21:23:36,340 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_real_8|], 4=[|v_#memory_int_17|]} [2019-08-22 21:23:36,351 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:23:36,625 WARN L188 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2019-08-22 21:23:36,626 INFO L567 ElimStorePlain]: treesize reduction 9, result has 95.1 percent of original size [2019-08-22 21:23:36,634 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:23:36,750 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-08-22 21:23:36,751 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:36,753 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-22 21:23:36,753 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:197, output treesize:177 [2019-08-22 21:23:36,776 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:23:36,845 INFO L392 ElimStorePlain]: Different costs {0=[v_prenex_4, |v_old(#length)_BEFORE_CALL_2|], 21=[v_prenex_9, |v_old(#valid)_BEFORE_CALL_2|]} [2019-08-22 21:23:36,885 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:36,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:36,895 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:36,928 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 154 [2019-08-22 21:23:36,929 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:37,508 WARN L188 SmtUtils]: Spent 578.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-08-22 21:23:37,509 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:37,533 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:37,535 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:37,537 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:37,557 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 154 [2019-08-22 21:23:37,559 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:37,582 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:37,587 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:37,592 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:37,624 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 151 treesize of output 154 [2019-08-22 21:23:37,625 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:38,133 WARN L188 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-08-22 21:23:38,134 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:38,169 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:38,171 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:38,194 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:38,197 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:38,266 INFO L341 Elim1Store]: treesize reduction 14, result has 50.0 percent of original size [2019-08-22 21:23:38,267 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 149 treesize of output 157 [2019-08-22 21:23:38,269 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:39,118 WARN L188 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 122 [2019-08-22 21:23:39,119 INFO L567 ElimStorePlain]: treesize reduction 12, result has 97.3 percent of original size [2019-08-22 21:23:39,151 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:39,154 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:39,168 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:39,172 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:39,224 INFO L341 Elim1Store]: treesize reduction 14, result has 50.0 percent of original size [2019-08-22 21:23:39,225 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 149 treesize of output 157 [2019-08-22 21:23:39,227 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:39,249 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:39,251 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:39,260 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:39,267 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:23:39,326 INFO L341 Elim1Store]: treesize reduction 14, result has 50.0 percent of original size [2019-08-22 21:23:39,327 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 149 treesize of output 157 [2019-08-22 21:23:39,329 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:40,071 WARN L188 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 111 [2019-08-22 21:23:40,072 INFO L567 ElimStorePlain]: treesize reduction 24, result has 94.0 percent of original size [2019-08-22 21:23:40,120 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 125 treesize of output 116 [2019-08-22 21:23:40,121 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:40,390 WARN L188 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-08-22 21:23:40,391 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:40,414 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 96 [2019-08-22 21:23:40,415 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:40,645 WARN L188 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-08-22 21:23:40,646 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:40,676 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 105 [2019-08-22 21:23:40,677 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:40,711 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 105 [2019-08-22 21:23:40,712 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:40,914 WARN L188 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-08-22 21:23:40,915 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:40,940 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 105 treesize of output 96 [2019-08-22 21:23:40,941 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:40,968 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 105 treesize of output 96 [2019-08-22 21:23:40,968 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-22 21:23:41,174 WARN L188 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-22 21:23:41,175 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:23:41,181 INFO L496 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 4 dim-1 vars, 4 dim-2 vars, End of recursive call: 9 dim-0 vars, and 3 xjuncts. [2019-08-22 21:23:41,181 INFO L221 ElimStorePlain]: Needed 13 recursive calls to eliminate 20 variables, input treesize:454, output treesize:226 [2019-08-22 21:23:41,182 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 100 [2019-08-22 21:23:41,185 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:23:41,185 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:23:41,187 INFO L179 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 30#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (exists ((|v_cast_~#d.base_BEFORE_CALL_1| Int) (v_prenex_12 Int) (v_prenex_11 Int) (v_prenex_13 Int) (v_prenex_10 Int) (v_prenex_6 Int) (v_prenex_2 Int) (|v_cast_~#f~0.base_BEFORE_CALL_1| Int) (|v_cast_~#dmax~0.base_BEFORE_CALL_1| Int)) (or (and (< v_prenex_6 |#StackHeapBarrier|) (= |__VERIFIER_assert_#in~cond| 0) (<= |#NULL.base| 0) (= 4 (select |#length| v_prenex_6)) (<= 0 |#NULL.base|) (= 8 (select |#length| v_prenex_10)) (= 8 (select |#length| v_prenex_2)) (= (select (select |#memory_int| v_prenex_10) 4) 3758096384) (< v_prenex_2 |#StackHeapBarrier|) (= (select |#valid| v_prenex_10) 1) (= (select (select |#memory_int| v_prenex_10) 0) 1206910975) (not (= v_prenex_10 v_prenex_2)) (= 1 (select |#valid| v_prenex_2)) (= 0 (select |#valid| 0)) (= 1 (select |#valid| v_prenex_6)) (< v_prenex_10 |#StackHeapBarrier|) (= |#NULL.offset| 0)) (and (= 3758096384 (select (select |#memory_int| v_prenex_13) 4)) (= |__VERIFIER_assert_#in~cond| 1) (= (select |#length| v_prenex_12) 4) (= (select |#valid| v_prenex_12) 1) (<= |#NULL.base| 0) (= (select |#length| v_prenex_13) 8) (<= 0 |#NULL.base|) (< v_prenex_11 |#StackHeapBarrier|) (= 1 (select |#valid| v_prenex_11)) (< v_prenex_12 |#StackHeapBarrier|) (not (= v_prenex_13 v_prenex_11)) (= 0 (select |#valid| 0)) (= 1206910975 (select (select |#memory_int| v_prenex_13) 0)) (= |#NULL.offset| 0) (< v_prenex_13 |#StackHeapBarrier|) (= (select |#length| v_prenex_11) 8) (= 1 (select |#valid| v_prenex_13))) (and (= 3758096384 (select (select |#memory_int| |v_cast_~#dmax~0.base_BEFORE_CALL_1|) 4)) (= |__VERIFIER_assert_#in~cond| 0) (= (select |#length| |v_cast_~#f~0.base_BEFORE_CALL_1|) 4) (= (select |#valid| |v_cast_~#f~0.base_BEFORE_CALL_1|) 1) (<= |#NULL.base| 0) (= (select |#length| |v_cast_~#dmax~0.base_BEFORE_CALL_1|) 8) (<= 0 |#NULL.base|) (< |v_cast_~#d.base_BEFORE_CALL_1| |#StackHeapBarrier|) (= 1 (select |#valid| |v_cast_~#d.base_BEFORE_CALL_1|)) (< |v_cast_~#f~0.base_BEFORE_CALL_1| |#StackHeapBarrier|) (not (= |v_cast_~#dmax~0.base_BEFORE_CALL_1| |v_cast_~#d.base_BEFORE_CALL_1|)) (= 0 (select |#valid| 0)) (= 1206910975 (select (select |#memory_int| |v_cast_~#dmax~0.base_BEFORE_CALL_1|) 0)) (= |#NULL.offset| 0) (< |v_cast_~#dmax~0.base_BEFORE_CALL_1| |#StackHeapBarrier|) (= (select |#length| |v_cast_~#d.base_BEFORE_CALL_1|) 8) (= 1 (select |#valid| |v_cast_~#dmax~0.base_BEFORE_CALL_1|))))) (<= 0 __VERIFIER_assert_~cond) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-22 21:23:41,200 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:23:41,201 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:23:41,203 INFO L168 Benchmark]: Toolchain (without parser) took 5859.17 ms. Allocated memory was 141.0 MB in the beginning and 259.5 MB in the end (delta: 118.5 MB). Free memory was 88.3 MB in the beginning and 162.6 MB in the end (delta: -74.3 MB). Peak memory consumption was 118.6 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:41,204 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:23:41,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 272.54 ms. Allocated memory is still 141.0 MB. Free memory was 88.1 MB in the beginning and 78.2 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:41,205 INFO L168 Benchmark]: Boogie Preprocessor took 128.17 ms. Allocated memory was 141.0 MB in the beginning and 199.2 MB in the end (delta: 58.2 MB). Free memory was 78.2 MB in the beginning and 176.2 MB in the end (delta: -98.0 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:41,206 INFO L168 Benchmark]: RCFGBuilder took 362.99 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 159.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:41,207 INFO L168 Benchmark]: Symbolic Interpretation took 5092.09 ms. Allocated memory was 199.2 MB in the beginning and 259.5 MB in the end (delta: 60.3 MB). Free memory was 159.3 MB in the beginning and 162.6 MB in the end (delta: -3.3 MB). Peak memory consumption was 131.5 MB. Max. memory is 7.1 GB. [2019-08-22 21:23:41,211 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 30#(and (<= __VERIFIER_assert_~cond 0) (<= 0 |__VERIFIER_assert_#in~cond|) (<= |__VERIFIER_assert_#in~cond| 0) (exists ((|v_cast_~#d.base_BEFORE_CALL_1| Int) (v_prenex_12 Int) (v_prenex_11 Int) (v_prenex_13 Int) (v_prenex_10 Int) (v_prenex_6 Int) (v_prenex_2 Int) (|v_cast_~#f~0.base_BEFORE_CALL_1| Int) (|v_cast_~#dmax~0.base_BEFORE_CALL_1| Int)) (or (and (< v_prenex_6 |#StackHeapBarrier|) (= |__VERIFIER_assert_#in~cond| 0) (<= |#NULL.base| 0) (= 4 (select |#length| v_prenex_6)) (<= 0 |#NULL.base|) (= 8 (select |#length| v_prenex_10)) (= 8 (select |#length| v_prenex_2)) (= (select (select |#memory_int| v_prenex_10) 4) 3758096384) (< v_prenex_2 |#StackHeapBarrier|) (= (select |#valid| v_prenex_10) 1) (= (select (select |#memory_int| v_prenex_10) 0) 1206910975) (not (= v_prenex_10 v_prenex_2)) (= 1 (select |#valid| v_prenex_2)) (= 0 (select |#valid| 0)) (= 1 (select |#valid| v_prenex_6)) (< v_prenex_10 |#StackHeapBarrier|) (= |#NULL.offset| 0)) (and (= 3758096384 (select (select |#memory_int| v_prenex_13) 4)) (= |__VERIFIER_assert_#in~cond| 1) (= (select |#length| v_prenex_12) 4) (= (select |#valid| v_prenex_12) 1) (<= |#NULL.base| 0) (= (select |#length| v_prenex_13) 8) (<= 0 |#NULL.base|) (< v_prenex_11 |#StackHeapBarrier|) (= 1 (select |#valid| v_prenex_11)) (< v_prenex_12 |#StackHeapBarrier|) (not (= v_prenex_13 v_prenex_11)) (= 0 (select |#valid| 0)) (= 1206910975 (select (select |#memory_int| v_prenex_13) 0)) (= |#NULL.offset| 0) (< v_prenex_13 |#StackHeapBarrier|) (= (select |#length| v_prenex_11) 8) (= 1 (select |#valid| v_prenex_13))) (and (= 3758096384 (select (select |#memory_int| |v_cast_~#dmax~0.base_BEFORE_CALL_1|) 4)) (= |__VERIFIER_assert_#in~cond| 0) (= (select |#length| |v_cast_~#f~0.base_BEFORE_CALL_1|) 4) (= (select |#valid| |v_cast_~#f~0.base_BEFORE_CALL_1|) 1) (<= |#NULL.base| 0) (= (select |#length| |v_cast_~#dmax~0.base_BEFORE_CALL_1|) 8) (<= 0 |#NULL.base|) (< |v_cast_~#d.base_BEFORE_CALL_1| |#StackHeapBarrier|) (= 1 (select |#valid| |v_cast_~#d.base_BEFORE_CALL_1|)) (< |v_cast_~#f~0.base_BEFORE_CALL_1| |#StackHeapBarrier|) (not (= |v_cast_~#dmax~0.base_BEFORE_CALL_1| |v_cast_~#d.base_BEFORE_CALL_1|)) (= 0 (select |#valid| 0)) (= 1206910975 (select (select |#memory_int| |v_cast_~#dmax~0.base_BEFORE_CALL_1|) 0)) (= |#NULL.offset| 0) (< |v_cast_~#dmax~0.base_BEFORE_CALL_1| |#StackHeapBarrier|) (= (select |#length| |v_cast_~#d.base_BEFORE_CALL_1|) 8) (= 1 (select |#valid| |v_cast_~#dmax~0.base_BEFORE_CALL_1|))))) (<= 0 __VERIFIER_assert_~cond) (= 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 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 272.54 ms. Allocated memory is still 141.0 MB. Free memory was 88.1 MB in the beginning and 78.2 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.17 ms. Allocated memory was 141.0 MB in the beginning and 199.2 MB in the end (delta: 58.2 MB). Free memory was 78.2 MB in the beginning and 176.2 MB in the end (delta: -98.0 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 362.99 ms. Allocated memory is still 199.2 MB. Free memory was 176.2 MB in the beginning and 159.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 5092.09 ms. Allocated memory was 199.2 MB in the beginning and 259.5 MB in the end (delta: 60.3 MB). Free memory was 159.3 MB in the beginning and 162.6 MB in the end (delta: -3.3 MB). Peak memory consumption was 131.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...