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_1011b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:32:53,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:32:53,905 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:32:53,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:32:53,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:32:53,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:32:53,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:32:53,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:32:53,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:32:53,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:32:53,926 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:32:53,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:32:53,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:32:53,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:32:53,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:32:53,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:32:53,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:32:53,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:32:53,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:32:53,935 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:32:53,937 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:32:53,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:32:53,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:32:53,940 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:32:53,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:32:53,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:32:53,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:32:53,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:32:53,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-22 21:32:53,972 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:32:53,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:32:53,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:32:53,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:32:53,974 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:32:53,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:32:53,974 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:32:53,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:32:53,974 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:32:53,975 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:32:53,975 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:32:53,975 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:32:53,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:32:53,975 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:32:53,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:32:53,976 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:32:53,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:32:53,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:32:53,976 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:32:53,977 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:32:53,977 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:32:53,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:32:53,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:32:53,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:32:53,978 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:32:53,978 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:32:53,978 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:32:53,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:32:53,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:32:54,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:32:54,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:32:54,028 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:32:54,029 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:32:54,030 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:32:54,030 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1011b.c [2019-08-22 21:32:54,100 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53f4ad52a/c8b3617b630945aa89a6a53a3776668c/FLAGa8bfe6527 [2019-08-22 21:32:54,569 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:32:54,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1011b.c [2019-08-22 21:32:54,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53f4ad52a/c8b3617b630945aa89a6a53a3776668c/FLAGa8bfe6527 [2019-08-22 21:32:54,944 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53f4ad52a/c8b3617b630945aa89a6a53a3776668c [2019-08-22 21:32:54,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:32:54,957 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:32:54,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:32:54,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:32:54,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:32:54,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:32:54" (1/1) ... [2019-08-22 21:32:54,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@125d0a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:54, skipping insertion in model container [2019-08-22 21:32:54,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:32:54" (1/1) ... [2019-08-22 21:32:54,974 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:32:54,994 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:32:55,229 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:32:55,233 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:32:55,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:32:55,364 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:32:55,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:55 WrapperNode [2019-08-22 21:32:55,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:32:55,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:32:55,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:32:55,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:32:55,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:55" (1/1) ... [2019-08-22 21:32:55,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:55" (1/1) ... [2019-08-22 21:32:55,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:55" (1/1) ... [2019-08-22 21:32:55,391 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:55" (1/1) ... [2019-08-22 21:32:55,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:55" (1/1) ... [2019-08-22 21:32:55,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:55" (1/1) ... [2019-08-22 21:32:55,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:55" (1/1) ... [2019-08-22 21:32:55,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:32:55,424 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:32:55,424 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:32:55,425 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:32:55,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:32:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:32:55,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:32:55,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:32:55,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_double [2019-08-22 21:32:55,477 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_double [2019-08-22 21:32:55,477 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:32:55,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:32:55,477 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_double [2019-08-22 21:32:55,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:32:55,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-22 21:32:55,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:32:55,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:32:55,479 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_double [2019-08-22 21:32:55,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:32:55,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-22 21:32:55,480 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:32:55,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:32:55,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:32:55,776 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:32:55,777 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-22 21:32:55,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:32:55 BoogieIcfgContainer [2019-08-22 21:32:55,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:32:55,779 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:32:55,779 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:32:55,779 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:32:55,780 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:32:55" (1/1) ... [2019-08-22 21:32:55,816 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:32:55,819 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:32:55,826 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:32:55,835 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:32:55,837 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:32:55,918 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:32:55,919 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:55,946 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:55,947 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:32:55,947 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:32:55,968 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 24 [2019-08-22 21:32:55,990 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_13|], 1=[|v_#valid_21|]} [2019-08-22 21:32:56,000 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 21:32:56,001 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,056 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,068 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 21:32:56,069 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,113 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,116 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_20|, |v_#memory_int_21|], 1=[|v_#memory_int_4|]} [2019-08-22 21:32:56,127 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 21:32:56,128 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,163 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,174 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 21:32:56,175 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,206 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,216 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 [2019-08-22 21:32:56,217 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,237 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,239 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 21:32:56,240 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:28 [2019-08-22 21:32:56,289 INFO L392 ElimStorePlain]: Different costs {1=[|v_#length_14|], 3=[|v_#valid_22|]} [2019-08-22 21:32:56,330 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,331 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 21:32:56,332 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,509 WARN L188 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-08-22 21:32:56,510 INFO L567 ElimStorePlain]: treesize reduction 14, result has 90.6 percent of original size [2019-08-22 21:32:56,557 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,558 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 21:32:56,559 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,710 WARN L188 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2019-08-22 21:32:56,711 INFO L567 ElimStorePlain]: treesize reduction 14, result has 90.2 percent of original size [2019-08-22 21:32:56,719 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_9|, |v_#memory_real_21|, |v_#memory_int_22|], 1=[|v_#memory_real_10|, |v_#memory_int_10|]} [2019-08-22 21:32:56,736 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:32:56,796 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,817 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 [2019-08-22 21:32:56,818 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,883 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,900 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 [2019-08-22 21:32:56,901 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,940 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:56,954 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 [2019-08-22 21:32:56,955 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:56,986 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,012 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,014 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 [2019-08-22 21:32:57,015 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,102 INFO L567 ElimStorePlain]: treesize reduction 12, result has 85.4 percent of original size [2019-08-22 21:32:57,105 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:57,110 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. [2019-08-22 21:32:57,111 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 12 variables, input treesize:136, output treesize:49 [2019-08-22 21:32:57,121 INFO L392 ElimStorePlain]: Different costs {1=[|v_#length_15|], 3=[|v_#valid_23|]} [2019-08-22 21:32:57,147 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,148 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 21:32:57,149 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,293 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 72 [2019-08-22 21:32:57,294 INFO L567 ElimStorePlain]: treesize reduction 14, result has 90.6 percent of original size [2019-08-22 21:32:57,321 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,322 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 21:32:57,323 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,451 WARN L188 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2019-08-22 21:32:57,451 INFO L567 ElimStorePlain]: treesize reduction 14, result has 90.2 percent of original size [2019-08-22 21:32:57,454 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_9|, |v_#memory_real_22|, |v_#memory_int_23|], 1=[|v_#memory_real_10|, |v_#memory_int_10|]} [2019-08-22 21:32:57,459 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:32:57,512 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,523 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 [2019-08-22 21:32:57,523 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,569 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,580 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 [2019-08-22 21:32:57,581 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,623 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,631 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 [2019-08-22 21:32:57,632 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,663 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,682 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,683 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 [2019-08-22 21:32:57,684 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,765 INFO L567 ElimStorePlain]: treesize reduction 12, result has 85.4 percent of original size [2019-08-22 21:32:57,767 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:57,770 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. [2019-08-22 21:32:57,771 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 12 variables, input treesize:136, output treesize:49 [2019-08-22 21:32:57,776 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:32:57,818 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_16|], 1=[|v_#valid_24|]} [2019-08-22 21:32:57,824 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 21:32:57,824 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,853 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,860 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 21:32:57,861 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,886 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,888 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_23|, |v_#memory_int_24|], 1=[|v_#memory_int_14|]} [2019-08-22 21:32:57,895 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 21:32:57,896 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,922 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,926 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 21:32:57,927 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,948 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,953 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 [2019-08-22 21:32:57,954 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:57,968 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:57,970 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 21:32:57,970 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:28 [2019-08-22 21:32:57,974 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_17|], 1=[|v_#valid_25|]} [2019-08-22 21:32:57,985 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 21:32:57,985 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:58,012 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:58,020 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 21:32:58,023 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:58,047 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:58,049 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_real_24|, |v_#memory_int_25|], 1=[|v_#memory_int_14|]} [2019-08-22 21:32:58,055 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 21:32:58,055 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:58,076 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:58,081 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 21:32:58,082 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:58,105 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:58,109 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 [2019-08-22 21:32:58,110 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:58,127 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:58,129 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 21:32:58,129 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:76, output treesize:28 [2019-08-22 21:32:58,155 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_AFTER_CALL_2|, |v_old(#valid)_AFTER_CALL_3|], 1=[v_prenex_3, v_prenex_4]} [2019-08-22 21:32:58,168 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 65 treesize of output 63 [2019-08-22 21:32:58,169 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:58,181 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 65 treesize of output 63 [2019-08-22 21:32:58,183 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:58,617 WARN L188 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 67 [2019-08-22 21:32:58,618 INFO L567 ElimStorePlain]: treesize reduction 36, result has 87.4 percent of original size [2019-08-22 21:32:58,633 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 51 treesize of output 49 [2019-08-22 21:32:58,633 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:58,647 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 51 treesize of output 49 [2019-08-22 21:32:58,648 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:58,836 WARN L188 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-08-22 21:32:58,837 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:58,864 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:58,865 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 73 treesize of output 77 [2019-08-22 21:32:58,866 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:58,887 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:58,888 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 73 treesize of output 77 [2019-08-22 21:32:58,890 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,083 WARN L188 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-22 21:32:59,084 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,111 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,112 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 21:32:59,113 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,124 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,125 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 21:32:59,126 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:32:59,282 WARN L188 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-08-22 21:32:59,283 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:32:59,285 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 4 dim-1 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2019-08-22 21:32:59,286 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:295, output treesize:157 [2019-08-22 21:32:59,300 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:32:59,300 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:32:59,302 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 85#(exists ((v_prenex_5 Int) (v_prenex_2 Int) (v_prenex_1 Int) (|v_fabs_double_~#sh_u~0.base_3| Int) (|v_fabs_double_~#gh_u~1.base_3| Int)) (or (and (< |v_fabs_double_~#sh_u~0.base_3| |#StackHeapBarrier|) (< |v_fabs_double_~#gh_u~1.base_3| |#StackHeapBarrier|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (not (= 0 |v_fabs_double_~#sh_u~0.base_3|)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= main_~res~0 main_~x~0) (= (select |#length| |v_fabs_double_~#gh_u~1.base_3|) 8) (= 8 (select |#length| |v_fabs_double_~#sh_u~0.base_3|)) (= (select |#valid| |v_fabs_double_~#gh_u~1.base_3|) 0) (= 0 (select |#valid| |v_fabs_double_~#sh_u~0.base_3|)) (not (= 0 |v_fabs_double_~#gh_u~1.base_3|)) (= |#NULL.offset| 0)) (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (not (= 0 v_prenex_1)) (< v_prenex_1 |#StackHeapBarrier|) (= 0 (select |#valid| v_prenex_1)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (= 8 (select |#length| v_prenex_1)) (= main_~res~0 main_~x~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (= (select |#length| v_prenex_5) 8) (<= |#NULL.base| 0) (= (select |#valid| v_prenex_5) 0) (not (= 0 v_prenex_5)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (< v_prenex_5 |#StackHeapBarrier|) (= main_~res~0 main_~x~0) (= 0 (select |old(#valid)| 0))) (and (= (select |#valid| v_prenex_2) 0) (= (select |#length| v_prenex_2) 8) (< v_prenex_2 |#StackHeapBarrier|) (<= |#NULL.base| 0) (not (= 0 v_prenex_2)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= main_~res~0 main_~x~0)))) [2019-08-22 21:32:59,334 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:32:59,334 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:32:59,336 INFO L168 Benchmark]: Toolchain (without parser) took 4379.31 ms. Allocated memory was 133.2 MB in the beginning and 262.1 MB in the end (delta: 129.0 MB). Free memory was 89.3 MB in the beginning and 172.9 MB in the end (delta: -83.5 MB). Peak memory consumption was 131.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:59,337 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:32:59,338 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.12 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 89.1 MB in the beginning and 176.6 MB in the end (delta: -87.5 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:59,338 INFO L168 Benchmark]: Boogie Preprocessor took 58.60 ms. Allocated memory is still 199.8 MB. Free memory was 176.6 MB in the beginning and 174.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:59,339 INFO L168 Benchmark]: RCFGBuilder took 353.96 ms. Allocated memory is still 199.8 MB. Free memory was 174.4 MB in the beginning and 157.3 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:59,340 INFO L168 Benchmark]: Symbolic Interpretation took 3555.60 ms. Allocated memory was 199.8 MB in the beginning and 262.1 MB in the end (delta: 62.4 MB). Free memory was 157.3 MB in the beginning and 172.9 MB in the end (delta: -15.6 MB). Peak memory consumption was 133.0 MB. Max. memory is 7.1 GB. [2019-08-22 21:32:59,343 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 52]: 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 85#(exists ((v_prenex_5 Int) (v_prenex_2 Int) (v_prenex_1 Int) (|v_fabs_double_~#sh_u~0.base_3| Int) (|v_fabs_double_~#gh_u~1.base_3| Int)) (or (and (< |v_fabs_double_~#sh_u~0.base_3| |#StackHeapBarrier|) (< |v_fabs_double_~#gh_u~1.base_3| |#StackHeapBarrier|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (not (= 0 |v_fabs_double_~#sh_u~0.base_3|)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= main_~res~0 main_~x~0) (= (select |#length| |v_fabs_double_~#gh_u~1.base_3|) 8) (= 8 (select |#length| |v_fabs_double_~#sh_u~0.base_3|)) (= (select |#valid| |v_fabs_double_~#gh_u~1.base_3|) 0) (= 0 (select |#valid| |v_fabs_double_~#sh_u~0.base_3|)) (not (= 0 |v_fabs_double_~#gh_u~1.base_3|)) (= |#NULL.offset| 0)) (and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (not (= 0 v_prenex_1)) (< v_prenex_1 |#StackHeapBarrier|) (= 0 (select |#valid| v_prenex_1)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (= 8 (select |#length| v_prenex_1)) (= main_~res~0 main_~x~0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))) (and (= (select |#length| v_prenex_5) 8) (<= |#NULL.base| 0) (= (select |#valid| v_prenex_5) 0) (not (= 0 v_prenex_5)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (< v_prenex_5 |#StackHeapBarrier|) (= main_~res~0 main_~x~0) (= 0 (select |old(#valid)| 0))) (and (= (select |#valid| v_prenex_2) 0) (= (select |#length| v_prenex_2) 8) (< v_prenex_2 |#StackHeapBarrier|) (<= |#NULL.base| 0) (not (= 0 v_prenex_2)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= main_~res~0 main_~x~0)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 407.12 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 89.1 MB in the beginning and 176.6 MB in the end (delta: -87.5 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 58.60 ms. Allocated memory is still 199.8 MB. Free memory was 176.6 MB in the beginning and 174.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 353.96 ms. Allocated memory is still 199.8 MB. Free memory was 174.4 MB in the beginning and 157.3 MB in the end (delta: 17.1 MB). Peak memory consumption was 17.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3555.60 ms. Allocated memory was 199.8 MB in the beginning and 262.1 MB in the end (delta: 62.4 MB). Free memory was 157.3 MB in the beginning and 172.9 MB in the end (delta: -15.6 MB). Peak memory consumption was 133.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...