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/float_req_bl_1072c.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:40:34,493 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:40:34,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:40:34,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:40:34,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:40:34,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:40:34,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:40:34,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:40:34,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:40:34,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:40:34,516 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:40:34,518 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:40:34,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:40:34,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:40:34,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:40:34,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:40:34,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:40:34,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:40:34,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:40:34,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:40:34,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:40:34,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:40:34,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:40:34,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:40:34,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:40:34,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:40:34,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:40:34,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:40:34,551 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 21:40:34,575 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:40:34,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:40:34,578 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:40:34,579 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:40:34,579 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:40:34,579 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:40:34,580 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:40:34,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:40:34,580 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:40:34,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:40:34,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:40:34,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:40:34,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:40:34,581 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:40:34,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:40:34,581 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:40:34,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:40:34,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:40:34,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:40:34,582 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:40:34,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:40:34,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:40:34,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:40:34,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:40:34,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:40:34,585 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:40:34,585 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:40:34,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:40:34,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:40:34,636 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:40:34,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:40:34,653 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:40:34,655 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:40:34,655 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:40:34,656 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1072c.c [2019-08-22 21:40:34,718 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221c9728e/096a828aa37f4277a3a68a09b332c2e0/FLAGb5d1f5c95 [2019-08-22 21:40:35,170 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:40:35,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1072c.c [2019-08-22 21:40:35,177 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221c9728e/096a828aa37f4277a3a68a09b332c2e0/FLAGb5d1f5c95 [2019-08-22 21:40:35,576 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221c9728e/096a828aa37f4277a3a68a09b332c2e0 [2019-08-22 21:40:35,585 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:40:35,586 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:40:35,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:40:35,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:40:35,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:40:35,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b12ec42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35, skipping insertion in model container [2019-08-22 21:40:35,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,601 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:40:35,621 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:40:35,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:40:35,834 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:40:35,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:40:35,978 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:40:35,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35 WrapperNode [2019-08-22 21:40:35,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:40:35,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:40:35,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:40:35,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:40:35,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,991 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:35,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:36,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:36,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:36,019 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (1/1) ... [2019-08-22 21:40:36,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:40:36,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:40:36,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:40:36,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:40:36,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:35" (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 21:40:36,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:40:36,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:40:36,088 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_float [2019-08-22 21:40:36,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-08-22 21:40:36,088 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:40:36,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:40:36,088 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_float [2019-08-22 21:40:36,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:40:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-22 21:40:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:40:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:40:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:40:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-22 21:40:36,089 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-08-22 21:40:36,090 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:40:36,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:40:36,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:40:36,432 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:40:36,433 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-22 21:40:36,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:40:36 BoogieIcfgContainer [2019-08-22 21:40:36,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:40:36,434 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:40:36,435 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:40:36,435 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:40:36,436 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:40:36" (1/1) ... [2019-08-22 21:40:36,456 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:40:36,459 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:40:36,468 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:40:36,477 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:40:36,478 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:40:36,559 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 21:40:36,560 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:36,590 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:36,591 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:40:36,591 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:40:36,610 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 24 [2019-08-22 21:40:36,635 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:40:36,651 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_24|]} [2019-08-22 21:40:36,672 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 90 treesize of output 89 [2019-08-22 21:40:36,674 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:36,699 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 87 treesize of output 86 [2019-08-22 21:40:36,700 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:36,856 WARN L188 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-22 21:40:36,856 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:36,881 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 86 treesize of output 83 [2019-08-22 21:40:36,882 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:36,914 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 89 treesize of output 86 [2019-08-22 21:40:36,916 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,031 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-22 21:40:37,032 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,037 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_21|, |v_#memory_int_21|], 1=[|v_#memory_int_13|]} [2019-08-22 21:40:37,058 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 80 treesize of output 76 [2019-08-22 21:40:37,060 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,075 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 83 treesize of output 79 [2019-08-22 21:40:37,077 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,170 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,181 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 79 treesize of output 64 [2019-08-22 21:40:37,182 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,193 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 76 treesize of output 61 [2019-08-22 21:40:37,194 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,270 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,281 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 64 treesize of output 41 [2019-08-22 21:40:37,283 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 21:40:37,296 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 61 treesize of output 38 [2019-08-22 21:40:37,298 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 21:40:37,359 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,365 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-22 21:40:37,365 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 7 variables, input treesize:178, output treesize:66 [2019-08-22 21:40:37,435 INFO L392 ElimStorePlain]: Different costs {10=[|v_#length_16|], 15=[|v_#valid_25|]} [2019-08-22 21:40:37,476 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,477 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 123 treesize of output 139 [2019-08-22 21:40:37,478 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,512 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,513 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 124 treesize of output 140 [2019-08-22 21:40:37,514 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,552 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,552 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 121 treesize of output 137 [2019-08-22 21:40:37,553 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:37,594 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:37,594 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 126 treesize of output 142 [2019-08-22 21:40:37,596 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:38,320 WARN L188 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 135 [2019-08-22 21:40:38,321 INFO L567 ElimStorePlain]: treesize reduction 80, result has 85.4 percent of original size [2019-08-22 21:40:38,367 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:38,368 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 119 treesize of output 141 [2019-08-22 21:40:38,369 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:38,413 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:38,414 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 21:40:38,415 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:38,457 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:38,458 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 116 treesize of output 138 [2019-08-22 21:40:38,459 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:38,526 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:38,527 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 117 treesize of output 139 [2019-08-22 21:40:38,527 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,068 WARN L188 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 132 [2019-08-22 21:40:39,069 INFO L567 ElimStorePlain]: treesize reduction 56, result has 88.8 percent of original size [2019-08-22 21:40:39,070 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_22|, |v_#memory_int_22|], 1=[|v_#memory_real_10|]} [2019-08-22 21:40:39,083 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 93 [2019-08-22 21:40:39,084 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,097 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 113 treesize of output 98 [2019-08-22 21:40:39,098 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,112 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 110 treesize of output 95 [2019-08-22 21:40:39,113 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,129 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 96 [2019-08-22 21:40:39,130 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,358 WARN L188 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-22 21:40:39,359 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:39,378 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 95 treesize of output 91 [2019-08-22 21:40:39,379 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,402 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 96 treesize of output 92 [2019-08-22 21:40:39,403 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,419 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 93 treesize of output 89 [2019-08-22 21:40:39,419 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,434 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 94 [2019-08-22 21:40:39,435 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,648 WARN L188 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-08-22 21:40:39,649 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:39,668 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 94 treesize of output 75 [2019-08-22 21:40:39,669 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,688 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 89 treesize of output 70 [2019-08-22 21:40:39,689 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,704 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 91 treesize of output 72 [2019-08-22 21:40:39,705 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,723 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 92 treesize of output 73 [2019-08-22 21:40:39,724 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,897 WARN L188 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-22 21:40:39,898 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:39,904 INFO L496 ElimStorePlain]: Start of recursive call 1: 18 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 20 dim-0 vars, and 4 xjuncts. [2019-08-22 21:40:39,904 INFO L221 ElimStorePlain]: Needed 21 recursive calls to eliminate 23 variables, input treesize:495, output treesize:251 [2019-08-22 21:40:39,927 INFO L392 ElimStorePlain]: Different costs {10=[|v_#length_17|], 15=[|v_#valid_26|]} [2019-08-22 21:40:39,956 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:39,957 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 124 treesize of output 140 [2019-08-22 21:40:39,958 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:39,994 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:39,995 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 122 treesize of output 138 [2019-08-22 21:40:39,996 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:40,049 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:40,050 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 121 treesize of output 137 [2019-08-22 21:40:40,051 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:40,085 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:40,086 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 119 treesize of output 135 [2019-08-22 21:40:40,087 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:40,741 WARN L188 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 138 [2019-08-22 21:40:40,742 INFO L567 ElimStorePlain]: treesize reduction 56, result has 89.6 percent of original size [2019-08-22 21:40:40,800 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:40,801 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 118 treesize of output 140 [2019-08-22 21:40:40,802 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:40,850 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:40,851 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 120 treesize of output 142 [2019-08-22 21:40:40,852 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:40,893 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:40,894 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 121 treesize of output 143 [2019-08-22 21:40:40,895 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:40,942 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:40,943 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 123 treesize of output 145 [2019-08-22 21:40:40,945 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,536 WARN L188 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 135 [2019-08-22 21:40:41,537 INFO L567 ElimStorePlain]: treesize reduction 56, result has 89.1 percent of original size [2019-08-22 21:40:41,539 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_23|, |v_#memory_int_23|], 1=[|v_#memory_real_17|]} [2019-08-22 21:40:41,563 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 114 treesize of output 99 [2019-08-22 21:40:41,564 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,579 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 117 treesize of output 102 [2019-08-22 21:40:41,580 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,592 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 112 treesize of output 97 [2019-08-22 21:40:41,593 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,611 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 115 treesize of output 100 [2019-08-22 21:40:41,612 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,930 WARN L188 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-08-22 21:40:41,930 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:41,953 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 99 treesize of output 95 [2019-08-22 21:40:41,954 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:41,977 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 100 treesize of output 96 [2019-08-22 21:40:41,978 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,000 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 21:40:42,001 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,022 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 97 treesize of output 93 [2019-08-22 21:40:42,023 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,404 WARN L188 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-08-22 21:40:42,405 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:42,429 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 95 treesize of output 76 [2019-08-22 21:40:42,431 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,451 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 96 treesize of output 77 [2019-08-22 21:40:42,453 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,473 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 93 treesize of output 74 [2019-08-22 21:40:42,473 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,487 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 98 treesize of output 79 [2019-08-22 21:40:42,488 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,700 WARN L188 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-08-22 21:40:42,700 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:42,705 INFO L496 ElimStorePlain]: Start of recursive call 1: 18 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 20 dim-0 vars, and 4 xjuncts. [2019-08-22 21:40:42,705 INFO L221 ElimStorePlain]: Needed 21 recursive calls to eliminate 23 variables, input treesize:487, output treesize:267 [2019-08-22 21:40:42,738 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_18|], 1=[|v_#valid_27|]} [2019-08-22 21:40:42,744 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 6 treesize of output 5 [2019-08-22 21:40:42,745 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,770 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:42,777 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 12 treesize of output 9 [2019-08-22 21:40:42,778 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,805 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:42,806 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_24|, |v_#memory_int_24|], 1=[|v_#memory_int_20|]} [2019-08-22 21:40:42,811 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 11 treesize of output 7 [2019-08-22 21:40:42,811 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,834 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:42,841 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 15 treesize of output 1 [2019-08-22 21:40:42,841 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,858 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:42,862 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 23 treesize of output 3 [2019-08-22 21:40:42,862 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,875 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:42,876 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:40:42,877 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-22 21:40:42,884 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_19|], 1=[|v_#valid_28|]} [2019-08-22 21:40:42,888 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 6 treesize of output 5 [2019-08-22 21:40:42,889 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,917 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:42,938 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 12 treesize of output 9 [2019-08-22 21:40:42,939 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:42,968 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:42,970 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_25|, |v_#memory_int_25|], 1=[|v_#memory_int_20|]} [2019-08-22 21:40:42,976 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 11 treesize of output 7 [2019-08-22 21:40:42,976 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:43,002 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:43,006 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 15 treesize of output 1 [2019-08-22 21:40:43,007 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:43,023 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:43,026 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 23 treesize of output 3 [2019-08-22 21:40:43,027 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:43,041 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:43,042 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:40:43,043 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-22 21:40:43,059 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:40:43,059 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:40:43,062 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 204#(exists ((v_prenex_26 Int)) (or (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= main_~x~0 0.0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= main_~x~0 0.0) (= 0 (select |#valid| v_prenex_26)) (<= 0 |#NULL.base|) (< v_prenex_26 |#StackHeapBarrier|) (= |#NULL.offset| 0) (not (= v_prenex_26 0)) (= 4 (select |#length| v_prenex_26)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))))) [2019-08-22 21:40:43,072 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:40:43,072 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:40:43,074 INFO L168 Benchmark]: Toolchain (without parser) took 7487.66 ms. Allocated memory was 134.2 MB in the beginning and 303.0 MB in the end (delta: 168.8 MB). Free memory was 89.6 MB in the beginning and 211.7 MB in the end (delta: -122.1 MB). Peak memory consumption was 169.8 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:43,075 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:40:43,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 392.13 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 89.4 MB in the beginning and 176.8 MB in the end (delta: -87.4 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:43,076 INFO L168 Benchmark]: Boogie Preprocessor took 42.73 ms. Allocated memory is still 200.8 MB. Free memory was 176.8 MB in the beginning and 175.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:43,077 INFO L168 Benchmark]: RCFGBuilder took 411.37 ms. Allocated memory is still 200.8 MB. Free memory was 175.0 MB in the beginning and 155.7 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:43,079 INFO L168 Benchmark]: Symbolic Interpretation took 6638.03 ms. Allocated memory was 200.8 MB in the beginning and 303.0 MB in the end (delta: 102.2 MB). Free memory was 155.7 MB in the beginning and 211.7 MB in the end (delta: -56.0 MB). Peak memory consumption was 169.4 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:43,082 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 67]: 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 204#(exists ((v_prenex_26 Int)) (or (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= main_~x~0 0.0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= main_~x~0 0.0) (= 0 (select |#valid| v_prenex_26)) (<= 0 |#NULL.base|) (< v_prenex_26 |#StackHeapBarrier|) (= |#NULL.offset| 0) (not (= v_prenex_26 0)) (= 4 (select |#length| v_prenex_26)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 392.13 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 89.4 MB in the beginning and 176.8 MB in the end (delta: -87.4 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.73 ms. Allocated memory is still 200.8 MB. Free memory was 176.8 MB in the beginning and 175.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 411.37 ms. Allocated memory is still 200.8 MB. Free memory was 175.0 MB in the beginning and 155.7 MB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6638.03 ms. Allocated memory was 200.8 MB in the beginning and 303.0 MB in the end (delta: 102.2 MB). Free memory was 155.7 MB in the beginning and 211.7 MB in the end (delta: -56.0 MB). Peak memory consumption was 169.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...