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_1012b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 02:03:04,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 02:03:04,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 02:03:04,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 02:03:04,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 02:03:04,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 02:03:04,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 02:03:04,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 02:03:04,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 02:03:04,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 02:03:04,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 02:03:04,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 02:03:04,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 02:03:04,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 02:03:04,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 02:03:04,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 02:03:04,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 02:03:04,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 02:03:04,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 02:03:04,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 02:03:04,063 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 02:03:04,064 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 02:03:04,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 02:03:04,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 02:03:04,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 02:03:04,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 02:03:04,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 02:03:04,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 02:03:04,077 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 [2019-08-31 02:03:04,099 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 02:03:04,099 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 02:03:04,100 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 02:03:04,101 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 02:03:04,101 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 02:03:04,102 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 02:03:04,102 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 02:03:04,102 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 02:03:04,102 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 02:03:04,103 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 02:03:04,104 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 02:03:04,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 02:03:04,104 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 02:03:04,104 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 02:03:04,105 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 02:03:04,105 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 02:03:04,105 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 02:03:04,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 02:03:04,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 02:03:04,106 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 02:03:04,106 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 02:03:04,106 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 02:03:04,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 02:03:04,107 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 02:03:04,107 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 02:03:04,107 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 02:03:04,108 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 02:03:04,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 02:03:04,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 02:03:04,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 02:03:04,171 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 02:03:04,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 02:03:04,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 02:03:04,177 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 02:03:04,177 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1012b.c [2019-08-31 02:03:04,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b9d0c9d5/dc5c2784c36d48018a3fbf1ba04a01cf/FLAGada7a42ab [2019-08-31 02:03:04,706 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 02:03:04,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1012b.c [2019-08-31 02:03:04,714 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b9d0c9d5/dc5c2784c36d48018a3fbf1ba04a01cf/FLAGada7a42ab [2019-08-31 02:03:05,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b9d0c9d5/dc5c2784c36d48018a3fbf1ba04a01cf [2019-08-31 02:03:05,082 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 02:03:05,083 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 02:03:05,084 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 02:03:05,084 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 02:03:05,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 02:03:05,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:03:05" (1/1) ... [2019-08-31 02:03:05,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c99eb87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:03:05, skipping insertion in model container [2019-08-31 02:03:05,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 02:03:05" (1/1) ... [2019-08-31 02:03:05,100 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 02:03:05,119 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 02:03:05,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 02:03:05,341 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 02:03:05,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 02:03:05,490 INFO L192 MainTranslator]: Completed translation [2019-08-31 02:03:05,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:03:05 WrapperNode [2019-08-31 02:03:05,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 02:03:05,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 02:03:05,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 02:03:05,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 02:03:05,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:03:05" (1/1) ... [2019-08-31 02:03:05,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:03:05" (1/1) ... [2019-08-31 02:03:05,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:03:05" (1/1) ... [2019-08-31 02:03:05,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:03:05" (1/1) ... [2019-08-31 02:03:05,525 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:03:05" (1/1) ... [2019-08-31 02:03:05,531 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:03:05" (1/1) ... [2019-08-31 02:03:05,533 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:03:05" (1/1) ... [2019-08-31 02:03:05,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 02:03:05,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 02:03:05,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 02:03:05,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 02:03:05,537 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 02:03:05" (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 [2019-08-31 02:03:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 02:03:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 02:03:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2019-08-31 02:03:05,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2019-08-31 02:03:05,596 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2019-08-31 02:03:05,596 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2019-08-31 02:03:05,596 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 02:03:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 02:03:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2019-08-31 02:03:05,596 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2019-08-31 02:03:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 02:03:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-31 02:03:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 02:03:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 02:03:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2019-08-31 02:03:05,597 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2019-08-31 02:03:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 02:03:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-31 02:03:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 02:03:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 02:03:05,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 02:03:05,953 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 02:03:05,953 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-31 02:03:05,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:03:05 BoogieIcfgContainer [2019-08-31 02:03:05,955 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 02:03:05,955 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 02:03:05,955 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 02:03:05,956 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 02:03:05,957 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 02:03:05" (1/1) ... [2019-08-31 02:03:06,033 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 02:03:06,033 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 02:03:06,040 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 02:03:06,048 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 02:03:06,049 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 02:03:06,163 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 [2019-08-31 02:03:06,164 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,202 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:06,202 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,203 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 02:03:06,231 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 24 for LOIs [2019-08-31 02:03:06,273 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_15|], 1=[|v_#valid_24|]} [2019-08-31 02:03:06,289 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 [2019-08-31 02:03:06,289 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,327 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:06,337 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 [2019-08-31 02:03:06,338 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,373 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:06,376 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_24|, |v_#memory_int_27|], 1=[|v_#memory_int_18|]} [2019-08-31 02:03:06,390 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 [2019-08-31 02:03:06,391 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,424 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:06,446 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 [2019-08-31 02:03:06,446 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,472 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:06,480 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 23 treesize of output 11 [2019-08-31 02:03:06,482 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,504 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:06,506 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. [2019-08-31 02:03:06,507 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:28 [2019-08-31 02:03:06,519 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_16|], 1=[|v_#valid_25|]} [2019-08-31 02:03:06,529 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 [2019-08-31 02:03:06,530 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,570 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:06,580 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 [2019-08-31 02:03:06,582 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,617 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:06,620 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_28|, |v_#memory_real_25|], 1=[|v_#memory_int_18|]} [2019-08-31 02:03:06,631 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 [2019-08-31 02:03:06,632 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,659 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:06,671 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 [2019-08-31 02:03:06,672 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,698 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:06,719 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 23 treesize of output 11 [2019-08-31 02:03:06,720 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,746 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:06,748 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. [2019-08-31 02:03:06,751 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:28 [2019-08-31 02:03:06,778 INFO L392 ElimStorePlain]: Different costs {1=[|v_#length_17|], 3=[|v_#valid_26|]} [2019-08-31 02:03:06,809 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:06,810 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 12 treesize of output 28 [2019-08-31 02:03:06,812 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:06,982 WARN L188 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-08-31 02:03:06,983 INFO L567 ElimStorePlain]: treesize reduction 14, result has 90.6 percent of original size [2019-08-31 02:03:07,028 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:07,029 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 17 treesize of output 39 [2019-08-31 02:03:07,030 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:07,154 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2019-08-31 02:03:07,154 INFO L567 ElimStorePlain]: treesize reduction 14, result has 90.2 percent of original size [2019-08-31 02:03:07,159 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_20|, |v_#memory_int_29|, |v_#memory_real_26|], 1=[|v_#memory_real_21|, |v_#memory_int_24|]} [2019-08-31 02:03:07,169 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:03:07,230 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:07,244 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 23 treesize of output 11 [2019-08-31 02:03:07,246 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:07,292 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:07,305 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2019-08-31 02:03:07,306 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:07,345 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:07,358 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 33 treesize of output 14 [2019-08-31 02:03:07,359 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:07,393 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:07,415 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:07,416 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 1 case distinctions, treesize of input 25 treesize of output 41 [2019-08-31 02:03:07,417 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:07,502 INFO L567 ElimStorePlain]: treesize reduction 12, result has 85.4 percent of original size [2019-08-31 02:03:07,504 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:03:07,509 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 2 dim-1 vars, 5 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-31 02:03:07,509 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 12 variables, input treesize:136, output treesize:49 [2019-08-31 02:03:07,518 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:03:07,546 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:03:07,549 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:03:07,554 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 02:03:07,572 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_18|], 1=[|v_#valid_27|]} [2019-08-31 02:03:07,585 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 123 treesize of output 122 [2019-08-31 02:03:07,586 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:07,600 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 123 treesize of output 122 [2019-08-31 02:03:07,601 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:07,616 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 126 treesize of output 125 [2019-08-31 02:03:07,617 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:07,633 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 120 treesize of output 119 [2019-08-31 02:03:07,634 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:07,887 WARN L188 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-31 02:03:07,888 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:07,903 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 125 treesize of output 122 [2019-08-31 02:03:07,904 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:07,923 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 122 treesize of output 119 [2019-08-31 02:03:07,925 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:07,940 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 119 treesize of output 116 [2019-08-31 02:03:07,941 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:07,954 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 122 treesize of output 119 [2019-08-31 02:03:07,955 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,202 WARN L188 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-31 02:03:08,203 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:08,205 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_27|, |v_#memory_int_30|], 1=[|v_#memory_int_5|, |v_#memory_int_6|]} [2019-08-31 02:03:08,215 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 116 treesize of output 112 [2019-08-31 02:03:08,216 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,227 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 109 [2019-08-31 02:03:08,228 INFO L496 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,239 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 119 treesize of output 115 [2019-08-31 02:03:08,240 INFO L496 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,250 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 116 treesize of output 112 [2019-08-31 02:03:08,251 INFO L496 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,457 WARN L188 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-31 02:03:08,458 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:08,471 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 109 treesize of output 94 [2019-08-31 02:03:08,472 INFO L496 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,481 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 [2019-08-31 02:03:08,482 INFO L496 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,493 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 [2019-08-31 02:03:08,494 INFO L496 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,510 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 [2019-08-31 02:03:08,511 INFO L496 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,683 WARN L188 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-31 02:03:08,684 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:08,698 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 97 treesize of output 81 [2019-08-31 02:03:08,700 INFO L496 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,724 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 94 treesize of output 78 [2019-08-31 02:03:08,725 INFO L496 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,737 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 97 treesize of output 81 [2019-08-31 02:03:08,738 INFO L496 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,747 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 100 treesize of output 84 [2019-08-31 02:03:08,748 INFO L496 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:08,876 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-08-31 02:03:08,876 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:08,890 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 0 case distinctions, treesize of input 82 treesize of output 58 [2019-08-31 02:03:08,892 INFO L496 ElimStorePlain]: Start of recursive call 22: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:03:08,909 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 0 case distinctions, treesize of input 81 treesize of output 57 [2019-08-31 02:03:08,911 INFO L496 ElimStorePlain]: Start of recursive call 23: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:03:08,929 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 0 case distinctions, treesize of input 84 treesize of output 60 [2019-08-31 02:03:08,931 INFO L496 ElimStorePlain]: Start of recursive call 24: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:03:08,942 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 0 case distinctions, treesize of input 79 treesize of output 55 [2019-08-31 02:03:08,944 INFO L496 ElimStorePlain]: Start of recursive call 25: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 02:03:09,078 WARN L188 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-31 02:03:09,079 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:09,084 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-1 vars, 4 dim-2 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2019-08-31 02:03:09,085 INFO L221 ElimStorePlain]: Needed 25 recursive calls to eliminate 8 variables, input treesize:493, output treesize:207 [2019-08-31 02:03:09,138 INFO L392 ElimStorePlain]: Different costs {0=[v_prenex_5, v_prenex_6], 1=[|v_old(#valid)_AFTER_CALL_3|, |v_old(#length)_AFTER_CALL_2|]} [2019-08-31 02:03:09,143 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 44 treesize of output 42 [2019-08-31 02:03:09,144 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:09,288 WARN L188 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 44 [2019-08-31 02:03:09,289 INFO L567 ElimStorePlain]: treesize reduction 15, result has 85.1 percent of original size [2019-08-31 02:03:09,296 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 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 33 treesize of output 31 [2019-08-31 02:03:09,297 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:09,350 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:09,361 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:09,361 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 56 [2019-08-31 02:03:09,362 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:09,409 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:09,443 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:09,443 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 46 [2019-08-31 02:03:09,444 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 02:03:09,486 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 02:03:09,488 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 4 dim-1 vars, End of recursive call: and 2 xjuncts. [2019-08-31 02:03:09,489 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:106, output treesize:40 [2019-08-31 02:03:09,492 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 02:03:09,492 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 02:03:09,494 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 86#(and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (or (and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= main_~res~0 main_~x~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (= main_~res~0 main_~x~0) (= 0 (select |old(#valid)| 0))))) [2019-08-31 02:03:09,508 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 02:03:09,509 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 02:03:09,511 INFO L168 Benchmark]: Toolchain (without parser) took 4427.17 ms. Allocated memory was 133.7 MB in the beginning and 261.1 MB in the end (delta: 127.4 MB). Free memory was 89.0 MB in the beginning and 208.9 MB in the end (delta: -119.9 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. [2019-08-31 02:03:09,511 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory is still 107.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-31 02:03:09,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 406.83 ms. Allocated memory was 133.7 MB in the beginning and 201.3 MB in the end (delta: 67.6 MB). Free memory was 88.5 MB in the beginning and 177.3 MB in the end (delta: -88.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-08-31 02:03:09,512 INFO L168 Benchmark]: Boogie Preprocessor took 44.33 ms. Allocated memory is still 201.3 MB. Free memory was 177.3 MB in the beginning and 174.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-31 02:03:09,513 INFO L168 Benchmark]: RCFGBuilder took 418.64 ms. Allocated memory is still 201.3 MB. Free memory was 174.7 MB in the beginning and 154.2 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2019-08-31 02:03:09,514 INFO L168 Benchmark]: Sifa took 3553.78 ms. Allocated memory was 201.3 MB in the beginning and 261.1 MB in the end (delta: 59.8 MB). Free memory was 154.2 MB in the beginning and 208.9 MB in the end (delta: -54.7 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-31 02:03:09,517 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory is still 107.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 406.83 ms. Allocated memory was 133.7 MB in the beginning and 201.3 MB in the end (delta: 67.6 MB). Free memory was 88.5 MB in the beginning and 177.3 MB in the end (delta: -88.8 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.33 ms. Allocated memory is still 201.3 MB. Free memory was 177.3 MB in the beginning and 174.7 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 418.64 ms. Allocated memory is still 201.3 MB. Free memory was 174.7 MB in the beginning and 154.2 MB in the end (delta: 20.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Sifa took 3553.78 ms. Allocated memory was 201.3 MB in the beginning and 261.1 MB in the end (delta: 59.8 MB). Free memory was 154.2 MB in the beginning and 208.9 MB in the end (delta: -54.7 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 3.5s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 37 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 1 DAG_INTERPRETER_EARLY_EXITS, 30 TOOLS_POST_APPLICATIONS, 2.9s TOOLS_POST_TIME, 4 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 3 TOOLS_POST_RETURN_APPLICATIONS, 0.4s TOOLS_POST_RETURN_TIME, 3.3s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 40 FLUID_QUERIES, 1 FLUID_YES_ANSWERS, 11 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 1 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 3 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 6 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 3 LOOP_SUMMARIZER_APPLICATIONS, 3 LOOP_SUMMARIZER_CACHE_MISSES, 0.3s LOOP_SUMMARIZER_OVERALL_TIME, 0.3s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 3 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 3 CALL_SUMMARIZER_APPLICATIONS, 3 CALL_SUMMARIZER_CACHE_MISSES, 3.0s CALL_SUMMARIZER_OVERALL_TIME, 3.0s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 100 DAG_COMPRESSION_PROCESSED_NODES, 51 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 73]: 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 86#(and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (or (and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= main_~res~0 main_~x~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (= main_~res~0 main_~x~0) (= 0 (select |old(#valid)| 0))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...