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-newlib/double_req_bl_0920b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:32:29,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:32:29,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:32:29,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:32:29,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:32:29,891 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:32:29,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:32:29,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:32:29,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:32:29,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:32:29,909 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:32:29,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:32:29,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:32:29,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:32:29,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:32:29,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:32:29,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:32:29,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:32:29,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:32:29,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:32:29,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:32:29,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:32:29,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:32:29,921 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:32:29,923 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:32:29,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:32:29,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:32:29,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:32:29,936 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 21:32:29,966 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:32:29,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:32:29,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:32:29,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:32:29,969 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:32:29,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:32:29,971 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:32:29,972 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:32:29,972 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:32:29,972 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:32:29,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:32:29,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:32:29,973 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:32:29,973 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:32:29,973 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:32:29,973 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:32:29,973 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:32:29,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:32:29,974 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:32:29,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:32:29,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:32:29,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:32:29,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:32:29,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:32:29,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:32:29,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:32:29,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:32:29,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:32:29,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:32:30,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:32:30,048 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:32:30,052 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:32:30,056 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:32:30,056 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:32:30,057 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_0920b.c [2019-08-22 21:32:30,119 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c0b098c2/964ba47e405b4139ba49d7ac75b77511/FLAG0bd9a4e03 [2019-08-22 21:32:30,558 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:32:30,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_0920b.c [2019-08-22 21:32:30,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c0b098c2/964ba47e405b4139ba49d7ac75b77511/FLAG0bd9a4e03 [2019-08-22 21:32:30,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c0b098c2/964ba47e405b4139ba49d7ac75b77511 [2019-08-22 21:32:30,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:32:30,967 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:32:30,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:32:30,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:32:30,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:32:30,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:32:30" (1/1) ... [2019-08-22 21:32:30,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51b8a02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:30, skipping insertion in model container [2019-08-22 21:32:30,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:32:30" (1/1) ... [2019-08-22 21:32:30,981 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:32:31,004 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:32:31,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:32:31,219 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:32:31,370 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:32:31,394 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:32:31,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:31 WrapperNode [2019-08-22 21:32:31,395 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:32:31,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:32:31,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:32:31,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:32:31,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:31" (1/1) ... [2019-08-22 21:32:31,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:31" (1/1) ... [2019-08-22 21:32:31,417 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:31" (1/1) ... [2019-08-22 21:32:31,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:31" (1/1) ... [2019-08-22 21:32:31,434 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:31" (1/1) ... [2019-08-22 21:32:31,442 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:31" (1/1) ... [2019-08-22 21:32:31,444 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:31" (1/1) ... [2019-08-22 21:32:31,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:32:31,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:32:31,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:32:31,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:32:31,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:31" (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 21:32:31,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:32:31,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:32:31,508 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2019-08-22 21:32:31,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log [2019-08-22 21:32:31,508 INFO L138 BoogieDeclarations]: Found implementation of procedure isfinite_double [2019-08-22 21:32:31,508 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2019-08-22 21:32:31,509 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:32:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:32:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_double [2019-08-22 21:32:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2019-08-22 21:32:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:32:31,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-22 21:32:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:32:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:32:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log [2019-08-22 21:32:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:32:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-22 21:32:31,510 INFO L130 BoogieDeclarations]: Found specification of procedure isfinite_double [2019-08-22 21:32:31,511 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2019-08-22 21:32:31,511 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:32:31,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:32:31,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:32:31,994 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:32:31,995 INFO L283 CfgBuilder]: Removed 10 assume(true) statements. [2019-08-22 21:32:31,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:32:31 BoogieIcfgContainer [2019-08-22 21:32:31,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:32:31,997 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:32:31,997 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:32:31,997 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:32:31,998 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:32:31" (1/1) ... [2019-08-22 21:32:32,017 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:32:32,020 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:32:32,037 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:32:32,044 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:32:32,045 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:32:32,136 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 21:32:32,137 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:32,209 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:32,210 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:32:32,210 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:46, output treesize:45 [2019-08-22 21:32:32,272 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 79 [2019-08-22 21:32:32,344 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:32,372 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_25|]} [2019-08-22 21:32:32,389 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 108 [2019-08-22 21:32:32,390 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:32,405 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 111 [2019-08-22 21:32:32,406 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:32,562 WARN L188 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-08-22 21:32:32,563 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:32,595 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 105 [2019-08-22 21:32:32,596 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:32,620 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 108 [2019-08-22 21:32:32,621 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:32,766 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-22 21:32:32,766 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:32,771 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_26|, |v_#memory_int_31|], 1=[|v_#memory_int_15|, |v_#memory_int_16|]} [2019-08-22 21:32:32,788 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 101 [2019-08-22 21:32:32,789 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:32,805 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 98 [2019-08-22 21:32:32,806 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:32,927 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2019-08-22 21:32:32,927 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:32,939 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 86 [2019-08-22 21:32:32,940 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:32,948 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 83 [2019-08-22 21:32:32,949 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:33,046 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:33,055 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:33,063 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:33,133 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:33,148 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 45 [2019-08-22 21:32:33,149 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:33,162 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 48 [2019-08-22 21:32:33,164 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:33,211 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:33,216 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2019-08-22 21:32:33,217 INFO L221 ElimStorePlain]: Needed 13 recursive calls to eliminate 8 variables, input treesize:222, output treesize:81 [2019-08-22 21:32:33,274 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:33,299 INFO L392 ElimStorePlain]: Different costs {3=[|v_#length_16|], 6=[|v_#valid_26|]} [2019-08-22 21:32:33,308 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:32:33,308 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:33,316 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:32:33,317 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:33,345 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:33,346 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 133 treesize of output 149 [2019-08-22 21:32:33,347 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:33,358 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:32:33,365 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 136 treesize of output 138 [2019-08-22 21:32:33,366 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:33,676 WARN L188 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-08-22 21:32:33,677 INFO L567 ElimStorePlain]: treesize reduction 50, result has 82.3 percent of original size [2019-08-22 21:32:33,712 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:33,713 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 114 treesize of output 136 [2019-08-22 21:32:33,715 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:33,726 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:32:33,733 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 0 case distinctions, treesize of input 117 treesize of output 117 [2019-08-22 21:32:33,734 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:34,010 WARN L188 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 66 [2019-08-22 21:32:34,010 INFO L567 ElimStorePlain]: treesize reduction 14, result has 94.0 percent of original size [2019-08-22 21:32:34,012 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_27|], 1=[|v_#memory_int_20|, |v_#memory_int_32|]} [2019-08-22 21:32:34,022 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 107 [2019-08-22 21:32:34,023 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:34,033 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 104 [2019-08-22 21:32:34,034 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:34,150 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-08-22 21:32:34,150 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:34,156 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:32:34,161 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:32:34,254 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:34,282 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:34,283 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 122 [2019-08-22 21:32:34,284 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:34,285 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:34,285 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:34,288 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:34,291 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:34,292 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:34,297 INFO L392 ElimStorePlain]: Different costs {0=[v_arrayElimCell_12], 1=[v_arrayElimCell_11]} [2019-08-22 21:32:34,301 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation has thrown an exception: java.lang.AssertionError: This case should habe been handled by DER at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:192) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.(DerPreprocessor.java:95) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:291) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:253) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:256) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools$EliminatingTermDomainOperationProvider.constructQuantifiedFormula(SymbolicTools.java:265) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:255) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:130) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.SymbolicTools.post(SymbolicTools.java:106) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretInternal(DagInterpreter.java:201) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:183) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTrans(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretNode(DagInterpreter.java:134) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:115) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:95) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.summarizers.TopInputCallSummarizer.computeTopSummary(TopInputCallSummarizer.java:67) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.summarizers.TopInputCallSummarizer.summarize(TopInputCallSummarizer.java:62) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:194) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:181) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretTrans(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.ipretNode(DagInterpreter.java:134) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.DagInterpreter.interpret(DagInterpreter.java:115) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:125) at de.uni_freiburg.informatik.ultimate.lib.symbolicinterpretation.IcfgInterpreter.interpret(IcfgInterpreter.java:116) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.processIcfg(SymbolicInterpretationObserver.java:77) at de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation.SymbolicInterpretationObserver.process(SymbolicInterpretationObserver.java:69) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-22 21:32:34,306 INFO L168 Benchmark]: Toolchain (without parser) took 3339.01 ms. Allocated memory was 134.7 MB in the beginning and 260.0 MB in the end (delta: 125.3 MB). Free memory was 87.9 MB in the beginning and 182.4 MB in the end (delta: -94.5 MB). Peak memory consumption was 105.0 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:34,307 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 134.7 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:32:34,308 INFO L168 Benchmark]: CACSL2BoogieTranslator took 428.18 ms. Allocated memory was 134.7 MB in the beginning and 200.8 MB in the end (delta: 66.1 MB). Free memory was 87.7 MB in the beginning and 175.8 MB in the end (delta: -88.1 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:34,309 INFO L168 Benchmark]: Boogie Preprocessor took 52.46 ms. Allocated memory is still 200.8 MB. Free memory was 175.8 MB in the beginning and 173.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:34,310 INFO L168 Benchmark]: RCFGBuilder took 547.46 ms. Allocated memory is still 200.8 MB. Free memory was 173.3 MB in the beginning and 147.0 MB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:34,311 INFO L168 Benchmark]: Symbolic Interpretation took 2307.51 ms. Allocated memory was 200.8 MB in the beginning and 260.0 MB in the end (delta: 59.2 MB). Free memory was 147.0 MB in the beginning and 182.4 MB in the end (delta: -35.5 MB). Peak memory consumption was 98.1 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:34,315 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - ExceptionOrErrorResult: AssertionError: This case should habe been handled by DER de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: AssertionError: This case should habe been handled by DER: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.DerPreprocessor.classify(DerPreprocessor.java:212) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 134.7 MB. Free memory was 106.9 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 428.18 ms. Allocated memory was 134.7 MB in the beginning and 200.8 MB in the end (delta: 66.1 MB). Free memory was 87.7 MB in the beginning and 175.8 MB in the end (delta: -88.1 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.46 ms. Allocated memory is still 200.8 MB. Free memory was 175.8 MB in the beginning and 173.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 547.46 ms. Allocated memory is still 200.8 MB. Free memory was 173.3 MB in the beginning and 147.0 MB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2307.51 ms. Allocated memory was 200.8 MB in the beginning and 260.0 MB in the end (delta: 59.2 MB). Free memory was 147.0 MB in the beginning and 182.4 MB in the end (delta: -35.5 MB). Peak memory consumption was 98.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...