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_1011a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:40:16,036 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:40:16,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:40:16,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:40:16,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:40:16,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:40:16,052 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:40:16,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:40:16,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:40:16,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:40:16,058 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:40:16,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:40:16,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:40:16,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:40:16,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:40:16,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:40:16,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:40:16,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:40:16,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:40:16,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:40:16,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:40:16,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:40:16,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:40:16,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:40:16,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 21:40:16,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 21:40:16,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 21:40:16,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 21:40:16,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 21:40:16,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 21:40:16,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:40:16,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:40:16,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:40:16,079 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:40:16,080 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:40:16,080 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:40:16,081 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:40:16,081 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:40:16,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:40:16,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:40:16,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:40:16,083 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 21:40:16,102 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:40:16,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:40:16,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:40:16,105 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:40:16,105 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:40:16,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:40:16,105 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:40:16,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:40:16,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:40:16,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:40:16,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:40:16,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:40:16,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:40:16,107 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:40:16,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:40:16,107 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:40:16,107 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:40:16,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:40:16,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:40:16,108 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:40:16,108 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:40:16,108 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:40:16,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:40:16,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:40:16,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:40:16,110 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:40:16,110 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:40:16,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:40:16,111 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:40:16,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:40:16,171 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:40:16,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:40:16,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:40:16,177 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:40:16,178 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1011a.c [2019-08-22 21:40:16,254 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad6fb3ce4/b744d3ca342f4a888c86c0b46625a11f/FLAG9fed97341 [2019-08-22 21:40:16,682 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:40:16,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1011a.c [2019-08-22 21:40:16,693 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad6fb3ce4/b744d3ca342f4a888c86c0b46625a11f/FLAG9fed97341 [2019-08-22 21:40:17,035 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad6fb3ce4/b744d3ca342f4a888c86c0b46625a11f [2019-08-22 21:40:17,046 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:40:17,048 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:40:17,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:40:17,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:40:17,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:40:17,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:40:17" (1/1) ... [2019-08-22 21:40:17,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2704d027 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:17, skipping insertion in model container [2019-08-22 21:40:17,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:40:17" (1/1) ... [2019-08-22 21:40:17,067 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:40:17,091 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:40:17,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:40:17,343 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:40:17,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:40:17,396 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:40:17,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:17 WrapperNode [2019-08-22 21:40:17,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:40:17,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:40:17,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:40:17,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:40:17,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:17" (1/1) ... [2019-08-22 21:40:17,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:17" (1/1) ... [2019-08-22 21:40:17,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:17" (1/1) ... [2019-08-22 21:40:17,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:17" (1/1) ... [2019-08-22 21:40:17,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:17" (1/1) ... [2019-08-22 21:40:17,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:17" (1/1) ... [2019-08-22 21:40:17,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:17" (1/1) ... [2019-08-22 21:40:17,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:40:17,542 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:40:17,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:40:17,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:40:17,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:40:17" (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 21:40:17,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:40:17,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:40:17,605 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2019-08-22 21:40:17,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-08-22 21:40:17,605 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:40:17,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:40:17,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-22 21:40:17,605 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2019-08-22 21:40:17,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:40:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-22 21:40:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:40:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:40:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:40:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-22 21:40:17,606 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-08-22 21:40:17,607 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:40:17,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:40:17,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:40:17,929 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:40:17,930 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-22 21:40:17,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:40:17 BoogieIcfgContainer [2019-08-22 21:40:17,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:40:17,932 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:40:17,932 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:40:17,932 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:40:17,935 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:40:17" (1/1) ... [2019-08-22 21:40:17,948 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:40:17,949 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:40:17,955 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:40:17,963 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:40:17,964 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:40:18,047 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 21:40:18,048 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,070 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,070 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,070 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:40:18,101 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 24 [2019-08-22 21:40:18,128 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_13|], 1=[|v_#valid_21|]} [2019-08-22 21:40:18,139 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 21:40:18,140 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,196 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,206 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 21:40:18,207 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,244 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,247 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_18|, |v_#memory_real_17|], 1=[|v_#memory_int_11|]} [2019-08-22 21:40:18,257 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 21:40:18,258 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,282 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,291 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 21:40:18,292 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,327 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,341 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 21:40:18,342 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,362 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,368 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 21:40:18,369 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-22 21:40:18,385 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_14|], 1=[|v_#valid_22|]} [2019-08-22 21:40:18,395 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 21:40:18,396 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,442 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,462 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 21:40:18,463 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,499 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,501 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_19|, |v_#memory_real_18|], 1=[|v_#memory_int_11|]} [2019-08-22 21:40:18,510 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 15 treesize of output 1 [2019-08-22 21:40:18,511 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,538 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,546 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 21:40:18,547 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,570 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,578 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 21:40:18,578 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,594 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,596 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 21:40:18,596 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-22 21:40:18,605 INFO L392 ElimStorePlain]: Different costs {1=[|v_#length_15|], 3=[|v_#valid_23|]} [2019-08-22 21:40:18,630 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,631 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 [2019-08-22 21:40:18,632 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,741 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 48 [2019-08-22 21:40:18,741 INFO L567 ElimStorePlain]: treesize reduction 14, result has 86.4 percent of original size [2019-08-22 21:40:18,772 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,772 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 [2019-08-22 21:40:18,774 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,862 INFO L567 ElimStorePlain]: treesize reduction 14, result has 85.6 percent of original size [2019-08-22 21:40:18,864 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_20|, |v_#memory_real_19|], 1=[|v_#memory_real_8|]} [2019-08-22 21:40:18,871 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 21:40:18,872 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,926 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,936 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 21:40:18,937 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,965 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,976 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 21:40:18,976 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:18,995 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:18,998 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-22 21:40:18,998 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:90, output treesize:35 [2019-08-22 21:40:19,006 INFO L392 ElimStorePlain]: Different costs {1=[|v_#length_16|], 3=[|v_#valid_24|]} [2019-08-22 21:40:19,028 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,028 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 [2019-08-22 21:40:19,029 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,118 INFO L567 ElimStorePlain]: treesize reduction 14, result has 86.4 percent of original size [2019-08-22 21:40:19,147 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,148 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 [2019-08-22 21:40:19,149 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,239 INFO L567 ElimStorePlain]: treesize reduction 14, result has 85.6 percent of original size [2019-08-22 21:40:19,241 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_20|, |v_#memory_int_21|], 1=[|v_#memory_real_8|]} [2019-08-22 21:40:19,248 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 21:40:19,248 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,276 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,281 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 21:40:19,281 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,307 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,312 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 21:40:19,313 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,334 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,336 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, 3 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-22 21:40:19,336 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:90, output treesize:35 [2019-08-22 21:40:19,355 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_17|], 1=[|v_#valid_25|]} [2019-08-22 21:40:19,367 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 21:40:19,368 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,396 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,404 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 21:40:19,404 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,431 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,434 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_21|, |v_#memory_int_22|], 1=[|v_#memory_int_17|]} [2019-08-22 21:40:19,443 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 21:40:19,444 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,469 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,476 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 21:40:19,477 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,497 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,503 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 21:40:19,504 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,515 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,517 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 21:40:19,518 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-22 21:40:19,525 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_18|], 1=[|v_#valid_26|]} [2019-08-22 21:40:19,531 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 21:40:19,531 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,562 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,569 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 21:40:19,570 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,599 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,602 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_22|, |v_#memory_int_23|], 1=[|v_#memory_int_17|]} [2019-08-22 21:40:19,610 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 21:40:19,611 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,635 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,643 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 21:40:19,644 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,664 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,670 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 21:40:19,671 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,687 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,689 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 21:40:19,690 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:21 [2019-08-22 21:40:19,729 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,729 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 82 treesize of output 86 [2019-08-22 21:40:19,731 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,746 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,747 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 82 treesize of output 86 [2019-08-22 21:40:19,748 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:19,979 WARN L188 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 53 [2019-08-22 21:40:19,980 INFO L567 ElimStorePlain]: treesize reduction 18, result has 87.6 percent of original size [2019-08-22 21:40:19,998 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:19,999 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 63 treesize of output 67 [2019-08-22 21:40:20,000 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:20,011 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:20,012 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 63 treesize of output 67 [2019-08-22 21:40:20,013 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:40:20,087 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:40:20,090 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2019-08-22 21:40:20,091 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:165, output treesize:79 [2019-08-22 21:40:20,099 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:40:20,099 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:40:20,101 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 91#(or (exists ((|v_fabs_float_~#sf_u~0.base_3| Int) (|v_fabs_float_~#gf_u~0.base_3| Int)) (and (= 0 |#NULL.base|) (= 0 (select |#valid| |v_fabs_float_~#sf_u~0.base_3|)) (<= |#NULL.base| 0) (= 0 (select |#valid| |v_fabs_float_~#gf_u~0.base_3|)) (not (= 0 |v_fabs_float_~#gf_u~0.base_3|)) (<= 0 |#NULL.base|) (= 4 (select |#length| |v_fabs_float_~#gf_u~0.base_3|)) (= (select |#length| |v_fabs_float_~#sf_u~0.base_3|) 4) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (< |v_fabs_float_~#gf_u~0.base_3| |#StackHeapBarrier|) (< |v_fabs_float_~#sf_u~0.base_3| |#StackHeapBarrier|) (= main_~x~0 0.0) (not (= 0 |v_fabs_float_~#sf_u~0.base_3|)) (= |#NULL.offset| 0))) (exists ((v_prenex_1 Int)) (and (= 4 (select |#length| v_prenex_1)) (<= |#NULL.base| 0) (not (= v_prenex_1 0)) (= main_~x~0 0.0) (< v_prenex_1 |#StackHeapBarrier|) (= 0 (select |#valid| v_prenex_1)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))))) [2019-08-22 21:40:20,115 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:40:20,121 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:40:20,127 INFO L168 Benchmark]: Toolchain (without parser) took 3075.28 ms. Allocated memory was 132.1 MB in the beginning and 263.7 MB in the end (delta: 131.6 MB). Free memory was 87.9 MB in the beginning and 200.6 MB in the end (delta: -112.7 MB). Peak memory consumption was 106.4 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:20,127 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:40:20,131 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.48 ms. Allocated memory is still 132.1 MB. Free memory was 87.7 MB in the beginning and 77.1 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:20,132 INFO L168 Benchmark]: Boogie Preprocessor took 144.21 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 77.1 MB in the beginning and 174.7 MB in the end (delta: -97.6 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:20,133 INFO L168 Benchmark]: RCFGBuilder took 389.27 ms. Allocated memory is still 199.2 MB. Free memory was 174.7 MB in the beginning and 158.0 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:20,133 INFO L168 Benchmark]: Symbolic Interpretation took 2189.63 ms. Allocated memory was 199.2 MB in the beginning and 263.7 MB in the end (delta: 64.5 MB). Free memory was 158.0 MB in the beginning and 200.6 MB in the end (delta: -42.6 MB). Peak memory consumption was 109.3 MB. Max. memory is 7.1 GB. [2019-08-22 21:40:20,137 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 50]: 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 91#(or (exists ((|v_fabs_float_~#sf_u~0.base_3| Int) (|v_fabs_float_~#gf_u~0.base_3| Int)) (and (= 0 |#NULL.base|) (= 0 (select |#valid| |v_fabs_float_~#sf_u~0.base_3|)) (<= |#NULL.base| 0) (= 0 (select |#valid| |v_fabs_float_~#gf_u~0.base_3|)) (not (= 0 |v_fabs_float_~#gf_u~0.base_3|)) (<= 0 |#NULL.base|) (= 4 (select |#length| |v_fabs_float_~#gf_u~0.base_3|)) (= (select |#length| |v_fabs_float_~#sf_u~0.base_3|) 4) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (< |v_fabs_float_~#gf_u~0.base_3| |#StackHeapBarrier|) (< |v_fabs_float_~#sf_u~0.base_3| |#StackHeapBarrier|) (= main_~x~0 0.0) (not (= 0 |v_fabs_float_~#sf_u~0.base_3|)) (= |#NULL.offset| 0))) (exists ((v_prenex_1 Int)) (and (= 4 (select |#length| v_prenex_1)) (<= |#NULL.base| 0) (not (= v_prenex_1 0)) (= main_~x~0 0.0) (< v_prenex_1 |#StackHeapBarrier|) (= 0 (select |#valid| v_prenex_1)) (<= 0 |#NULL.base|) (= |#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 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 346.48 ms. Allocated memory is still 132.1 MB. Free memory was 87.7 MB in the beginning and 77.1 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 144.21 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 77.1 MB in the beginning and 174.7 MB in the end (delta: -97.6 MB). Peak memory consumption was 15.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 389.27 ms. Allocated memory is still 199.2 MB. Free memory was 174.7 MB in the beginning and 158.0 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2189.63 ms. Allocated memory was 199.2 MB in the beginning and 263.7 MB in the end (delta: 64.5 MB). Free memory was 158.0 MB in the beginning and 200.6 MB in the end (delta: -42.6 MB). Peak memory consumption was 109.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...