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/ldv-regression/rule57_ebda_blast.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:26:19,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:26:19,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:26:19,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:26:19,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:26:19,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:26:19,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:26:19,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:26:19,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:26:19,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:26:19,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:26:19,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:26:19,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:26:19,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:26:19,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:26:19,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:26:19,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:26:19,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:26:19,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:26:19,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:26:19,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:26:19,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:26:19,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:26:19,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:26:19,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 03:26:19,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 03:26:19,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 03:26:19,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 03:26:19,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 03:26:19,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 03:26:19,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 03:26:19,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 03:26:19,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 03:26:19,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:26:19,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:26:19,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:26:19,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-31 03:26:19,519 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:26:19,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:26:19,520 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:26:19,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:26:19,521 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:26:19,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:26:19,522 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:26:19,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:26:19,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:26:19,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:26:19,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:26:19,524 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:26:19,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:26:19,525 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:26:19,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:26:19,525 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:26:19,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:26:19,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:26:19,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:26:19,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:26:19,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:26:19,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:26:19,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:26:19,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:26:19,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:26:19,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:26:19,528 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:26:19,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:26:19,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:26:19,586 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:26:19,607 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:26:19,610 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:26:19,612 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:26:19,612 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:26:19,613 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2019-08-31 03:26:19,690 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6f6cb2a4/888e6f048cac4c58964669bb392ec876/FLAG8ac4a1e9e [2019-08-31 03:26:20,166 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:26:20,169 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2019-08-31 03:26:20,182 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6f6cb2a4/888e6f048cac4c58964669bb392ec876/FLAG8ac4a1e9e [2019-08-31 03:26:20,515 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6f6cb2a4/888e6f048cac4c58964669bb392ec876 [2019-08-31 03:26:20,524 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:26:20,525 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:26:20,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:26:20,527 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:26:20,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:26:20,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:26:20" (1/1) ... [2019-08-31 03:26:20,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac629ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:26:20, skipping insertion in model container [2019-08-31 03:26:20,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:26:20" (1/1) ... [2019-08-31 03:26:20,542 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:26:20,560 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:26:20,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:26:20,777 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:26:20,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:26:20,914 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:26:20,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:26:20 WrapperNode [2019-08-31 03:26:20,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:26:20,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:26:20,916 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:26:20,916 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:26:20,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:26:20" (1/1) ... [2019-08-31 03:26:20,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:26:20" (1/1) ... [2019-08-31 03:26:20,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:26:20" (1/1) ... [2019-08-31 03:26:20,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:26:20" (1/1) ... [2019-08-31 03:26:20,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:26:20" (1/1) ... [2019-08-31 03:26:20,952 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:26:20" (1/1) ... [2019-08-31 03:26:20,957 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:26:20" (1/1) ... [2019-08-31 03:26:20,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:26:20,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:26:20,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:26:20,961 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:26:20,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:26:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:26:21,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:26:21,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:26:21,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-08-31 03:26:21,027 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-08-31 03:26:21,027 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-08-31 03:26:21,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2019-08-31 03:26:21,028 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2019-08-31 03:26:21,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2019-08-31 03:26:21,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2019-08-31 03:26:21,028 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:26:21,029 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-08-31 03:26:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:26:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-08-31 03:26:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 03:26:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-08-31 03:26:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 03:26:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-08-31 03:26:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-08-31 03:26:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-31 03:26:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2019-08-31 03:26:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 03:26:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2019-08-31 03:26:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2019-08-31 03:26:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2019-08-31 03:26:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:26:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 03:26:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 03:26:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:26:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:26:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:26:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:26:21,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:26:21,427 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:26:21,427 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-31 03:26:21,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:26:21 BoogieIcfgContainer [2019-08-31 03:26:21,429 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:26:21,429 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:26:21,429 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:26:21,430 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:26:21,431 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:26:21" (1/1) ... [2019-08-31 03:26:21,464 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 03:26:21,465 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:26:21,474 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:26:21,482 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:26:21,484 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:26:21,589 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 03:26:21,589 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:26:21,630 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:26:21,631 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:26:21,632 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:25, output treesize:24 [2019-08-31 03:26:21,663 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 46 for LOIs [2019-08-31 03:26:21,707 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_11|], 1=[|v_#valid_16|]} [2019-08-31 03:26:21,714 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-31 03:26:21,715 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:26:21,773 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:26:21,783 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-31 03:26:21,784 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:26:21,815 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:26:21,815 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:26:21,816 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:34, output treesize:27 [2019-08-31 03:26:21,835 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 7 treesize of output 6 [2019-08-31 03:26:21,835 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:26:21,839 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:26:21,839 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:26:21,840 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:7, output treesize:6 [2019-08-31 03:26:21,865 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_16|, |v_#memory_$Pointer$.offset_16|], 1=[|v_#memory_int_25|]} [2019-08-31 03:26:21,879 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 19 treesize of output 1 [2019-08-31 03:26:21,880 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:26:21,956 INFO L567 ElimStorePlain]: treesize reduction 3, result has 95.4 percent of original size [2019-08-31 03:26:21,965 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 19 treesize of output 1 [2019-08-31 03:26:21,965 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:26:21,996 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:26:22,009 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 20 treesize of output 15 [2019-08-31 03:26:22,009 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:26:22,027 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:26:22,028 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:26:22,029 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:84, output treesize:35 [2019-08-31 03:26:22,052 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 5 treesize of output 3 [2019-08-31 03:26:22,053 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:26:22,146 INFO L567 ElimStorePlain]: treesize reduction 6, result has 90.3 percent of original size [2019-08-31 03:26:22,155 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 5 treesize of output 3 [2019-08-31 03:26:22,156 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:26:22,194 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:26:22,204 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 9 [2019-08-31 03:26:22,205 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:26:22,237 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:26:22,238 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:26:22,239 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:67, output treesize:40 [2019-08-31 03:26:22,251 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:277) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive$TermWalker.walk(NonRecursive.java:146) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:195) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder.(ArrayOccurrenceAnalysis.java:181) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.(ArrayOccurrenceAnalysis.java:83) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis.downgradeDimensionsIfNecessary(ArrayOccurrenceAnalysis.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayIndexBasedCostEstimation.computeCostEstimation(ArrayIndexBasedCostEstimation.java:132) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayIndexBasedCostEstimation.(ArrayIndexBasedCostEstimation.java:64) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.computeCostEstimation(ElimStorePlain.java:519) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:390) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.constructQuantifiedFormula(SymbolicTools.java:273) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:262) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:114) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:238) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.computeTopSummary(TopInputCallSummarizer.java:78) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.summarize(TopInputCallSummarizer.java:67) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:80) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-31 03:26:22,256 INFO L168 Benchmark]: Toolchain (without parser) took 1730.43 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 86.6 MB in the beginning and 91.9 MB in the end (delta: -5.3 MB). Peak memory consumption was 55.0 MB. Max. memory is 7.1 GB. [2019-08-31 03:26:22,257 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 03:26:22,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 388.76 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 86.2 MB in the beginning and 176.8 MB in the end (delta: -90.7 MB). Peak memory consumption was 19.6 MB. Max. memory is 7.1 GB. [2019-08-31 03:26:22,259 INFO L168 Benchmark]: Boogie Preprocessor took 44.82 ms. Allocated memory is still 200.3 MB. Free memory was 176.8 MB in the beginning and 175.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-31 03:26:22,260 INFO L168 Benchmark]: RCFGBuilder took 468.22 ms. Allocated memory is still 200.3 MB. Free memory was 175.0 MB in the beginning and 152.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-08-31 03:26:22,261 INFO L168 Benchmark]: Sifa took 825.17 ms. Allocated memory is still 200.3 MB. Free memory was 152.1 MB in the beginning and 91.9 MB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 7.1 GB. [2019-08-31 03:26:22,265 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 140.0 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 388.76 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 86.2 MB in the beginning and 176.8 MB in the end (delta: -90.7 MB). Peak memory consumption was 19.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.82 ms. Allocated memory is still 200.3 MB. Free memory was 176.8 MB in the beginning and 175.0 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 468.22 ms. Allocated memory is still 200.3 MB. Free memory was 175.0 MB in the beginning and 152.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Sifa took 825.17 ms. Allocated memory is still 200.3 MB. Free memory was 152.1 MB in the beginning and 91.9 MB in the end (delta: 60.2 MB). Peak memory consumption was 60.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.sifa: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.arrays.ArrayOccurrenceAnalysis$ArrOccFinder$MyWalker.walk(ArrayOccurrenceAnalysis.java:277) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...