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/test27-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:28:39,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:28:39,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:28:39,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:28:39,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:28:39,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:28:39,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:28:39,330 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:28:39,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:28:39,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:28:39,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:28:39,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:28:39,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:28:39,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:28:39,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:28:39,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:28:39,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:28:39,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:28:39,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:28:39,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:28:39,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:28:39,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:28:39,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:28:39,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:28:39,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 03:28:39,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:28:39,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:28:39,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:28:39,360 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 03:28:39,374 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:28:39,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:28:39,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:28:39,376 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:28:39,376 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:28:39,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:28:39,377 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:28:39,377 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:28:39,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:28:39,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:28:39,378 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:28:39,378 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:28:39,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:28:39,378 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:28:39,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:28:39,379 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:28:39,379 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:28:39,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:28:39,379 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:28:39,379 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:28:39,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:28:39,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:28:39,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:28:39,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:28:39,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:28:39,381 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:28:39,381 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:28:39,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:28:39,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:28:39,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:28:39,422 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:28:39,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:28:39,427 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:28:39,428 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:28:39,428 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test27-2.c [2019-08-31 03:28:39,488 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3729830b/c5c2268edb034fff948a2f8e87210b99/FLAGcc6bae555 [2019-08-31 03:28:39,948 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:28:39,951 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test27-2.c [2019-08-31 03:28:39,959 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3729830b/c5c2268edb034fff948a2f8e87210b99/FLAGcc6bae555 [2019-08-31 03:28:40,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3729830b/c5c2268edb034fff948a2f8e87210b99 [2019-08-31 03:28:40,329 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:28:40,333 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:28:40,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:28:40,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:28:40,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:28:40,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:28:40" (1/1) ... [2019-08-31 03:28:40,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45276d68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:28:40, skipping insertion in model container [2019-08-31 03:28:40,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:28:40" (1/1) ... [2019-08-31 03:28:40,350 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:28:40,373 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:28:40,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:28:40,619 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:28:40,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:28:40,745 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:28:40,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:28:40 WrapperNode [2019-08-31 03:28:40,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:28:40,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:28:40,746 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:28:40,746 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:28:40,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:28:40" (1/1) ... [2019-08-31 03:28:40,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:28:40" (1/1) ... [2019-08-31 03:28:40,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:28:40" (1/1) ... [2019-08-31 03:28:40,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:28:40" (1/1) ... [2019-08-31 03:28:40,777 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:28:40" (1/1) ... [2019-08-31 03:28:40,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:28:40" (1/1) ... [2019-08-31 03:28:40,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:28:40" (1/1) ... [2019-08-31 03:28:40,787 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:28:40,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:28:40,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:28:40,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:28:40,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:28:40" (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 03:28:40,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:28:40,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:28:40,839 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-31 03:28:40,840 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:28:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:28:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 03:28:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-31 03:28:40,840 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-31 03:28:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 03:28:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:28:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:28:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 03:28:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:28:40,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 03:28:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:28:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:28:40,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:28:41,229 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:28:41,230 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-31 03:28:41,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:28:41 BoogieIcfgContainer [2019-08-31 03:28:41,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:28:41,232 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:28:41,232 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:28:41,232 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:28:41,233 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:28:41" (1/1) ... [2019-08-31 03:28:41,275 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 03:28:41,276 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:28:41,288 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:28:41,299 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:28:41,300 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:28:41,413 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 03:28:41,413 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:28:41,441 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:28:41,441 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:28:41,442 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 03:28:41,465 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-08-31 03:28:41,531 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:28:42,118 WARN L188 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 110 [2019-08-31 03:28:42,119 INFO L567 ElimStorePlain]: treesize reduction 12, result has 95.7 percent of original size [2019-08-31 03:28:42,131 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:28:42,386 WARN L188 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-08-31 03:28:42,387 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:28:42,390 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2019-08-31 03:28:42,391 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:277, output treesize:267 [2019-08-31 03:28:42,454 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_4|, |v_#memory_$Pointer$.offset_4|], 4=[|v_#memory_int_17|]} [2019-08-31 03:28:42,465 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:28:43,858 WARN L188 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 147 DAG size of output: 145 [2019-08-31 03:28:43,858 INFO L567 ElimStorePlain]: treesize reduction 3, result has 99.5 percent of original size [2019-08-31 03:28:43,885 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:28:44,500 WARN L188 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-08-31 03:28:44,501 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:28:44,514 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:28:44,944 WARN L188 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2019-08-31 03:28:44,944 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:28:44,947 INFO L496 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 3 dim-2 vars, End of recursive call: 11 dim-0 vars, and 1 xjuncts. [2019-08-31 03:28:44,950 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 11 variables, input treesize:485, output treesize:745 [2019-08-31 03:28:45,026 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_4|, |v_#memory_$Pointer$.offset_4|], 4=[|v_#memory_int_18|]} [2019-08-31 03:28:45,051 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:28:45,067 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:29:22,161 WARN L188 SmtUtils]: Spent 37.09 s on a formula simplification. DAG size of input: 218 DAG size of output: 216 [2019-08-31 03:29:22,162 INFO L567 ElimStorePlain]: treesize reduction 6, result has 99.7 percent of original size [2019-08-31 03:29:22,193 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:29:22,213 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:29:42,129 WARN L188 SmtUtils]: Spent 19.92 s on a formula simplification that was a NOOP. DAG size: 217 [2019-08-31 03:29:42,130 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:29:42,169 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:29:42,194 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:30:20,866 WARN L188 SmtUtils]: Spent 38.67 s on a formula simplification that was a NOOP. DAG size: 221 [2019-08-31 03:30:20,867 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:20,876 INFO L496 ElimStorePlain]: Start of recursive call 1: 19 dim-0 vars, 3 dim-2 vars, End of recursive call: 28 dim-0 vars, and 2 xjuncts. [2019-08-31 03:30:20,877 INFO L221 ElimStorePlain]: Needed 7 recursive calls to eliminate 22 variables, input treesize:1759, output treesize:3371 [2019-08-31 03:30:21,119 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_int_19|, |v_#memory_$Pointer$.offset_18|, |v_#memory_$Pointer$.base_18|], 2=[|v_#memory_$Pointer$.base_4|, |v_#memory_$Pointer$.offset_4|]} [2019-08-31 03:30:21,161 INFO L341 Elim1Store]: treesize reduction 37, result has 42.2 percent of original size [2019-08-31 03:30:21,162 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 1 case distinctions, treesize of input 47 treesize of output 27 [2019-08-31 03:30:21,163 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2019-08-31 03:30:21,209 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:21,216 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 23 treesize of output 1 [2019-08-31 03:30:21,217 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:21,261 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:21,268 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 23 treesize of output 1 [2019-08-31 03:30:21,269 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:21,297 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:21,303 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 15 treesize of output 11 [2019-08-31 03:30:21,304 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:21,327 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:21,334 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 15 treesize of output 11 [2019-08-31 03:30:21,334 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:21,356 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:21,358 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:30:21,364 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 5 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:30:21,366 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 8 variables, input treesize:135, output treesize:45 [2019-08-31 03:30:21,391 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_19|, |v_#memory_$Pointer$.base_19|, |v_#memory_int_20|], 2=[|v_#memory_int_9|, |v_#memory_int_10|], 6=[|v_#memory_$Pointer$.offset_10|, |v_#memory_$Pointer$.base_10|]} [2019-08-31 03:30:21,419 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2019-08-31 03:30:21,420 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:21,601 WARN L188 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-08-31 03:30:21,601 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:21,618 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 23 treesize of output 1 [2019-08-31 03:30:21,618 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:21,756 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-31 03:30:21,757 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:21,827 INFO L341 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2019-08-31 03:30:21,828 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 1 case distinctions, treesize of input 39 treesize of output 23 [2019-08-31 03:30:21,828 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2019-08-31 03:30:21,970 WARN L188 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-31 03:30:21,971 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:21,977 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:30:22,101 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-08-31 03:30:22,102 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:22,225 INFO L341 Elim1Store]: treesize reduction 98, result has 39.9 percent of original size [2019-08-31 03:30:22,226 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 80 [2019-08-31 03:30:22,227 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-31 03:30:22,228 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:22,395 WARN L188 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-31 03:30:22,396 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:22,555 INFO L341 Elim1Store]: treesize reduction 28, result has 78.0 percent of original size [2019-08-31 03:30:22,555 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 2 case distinctions, treesize of input 85 treesize of output 106 [2019-08-31 03:30:22,556 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:22,969 WARN L188 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 92 [2019-08-31 03:30:22,970 INFO L567 ElimStorePlain]: treesize reduction 42, result has 88.1 percent of original size [2019-08-31 03:30:23,115 INFO L341 Elim1Store]: treesize reduction 28, result has 77.2 percent of original size [2019-08-31 03:30:23,116 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 2 case distinctions, treesize of input 69 treesize of output 102 [2019-08-31 03:30:23,117 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:23,383 WARN L188 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2019-08-31 03:30:23,384 INFO L567 ElimStorePlain]: treesize reduction 42, result has 87.8 percent of original size [2019-08-31 03:30:23,385 INFO L496 ElimStorePlain]: Start of recursive call 1: 7 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:30:23,386 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:383, output treesize:276 [2019-08-31 03:30:23,476 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:30:23,534 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_20|, |v_#memory_$Pointer$.offset_20|, |v_#memory_int_21|], 2=[|v_#memory_int_9|, |v_#memory_int_10|], 6=[|v_#memory_$Pointer$.offset_10|, |v_#memory_$Pointer$.base_10|]} [2019-08-31 03:30:23,566 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 23 treesize of output 1 [2019-08-31 03:30:23,566 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:23,799 WARN L188 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-08-31 03:30:23,800 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:23,825 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 23 treesize of output 1 [2019-08-31 03:30:23,826 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:23,960 WARN L188 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-31 03:30:23,961 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:24,027 INFO L341 Elim1Store]: treesize reduction 29, result has 44.2 percent of original size [2019-08-31 03:30:24,028 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 1 case distinctions, treesize of input 39 treesize of output 23 [2019-08-31 03:30:24,029 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2019-08-31 03:30:24,221 WARN L188 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-31 03:30:24,222 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:24,232 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 03:30:24,401 WARN L188 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-08-31 03:30:24,401 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:24,544 INFO L341 Elim1Store]: treesize reduction 98, result has 39.9 percent of original size [2019-08-31 03:30:24,545 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 80 [2019-08-31 03:30:24,546 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:30:24,548 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:24,721 WARN L188 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-31 03:30:24,721 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:30:24,903 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2019-08-31 03:30:24,904 INFO L341 Elim1Store]: treesize reduction 28, result has 78.0 percent of original size [2019-08-31 03:30:24,904 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 2 case distinctions, treesize of input 85 treesize of output 106 [2019-08-31 03:30:24,906 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:25,262 WARN L188 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 92 [2019-08-31 03:30:25,262 INFO L567 ElimStorePlain]: treesize reduction 42, result has 88.1 percent of original size [2019-08-31 03:30:25,416 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-08-31 03:30:25,416 INFO L341 Elim1Store]: treesize reduction 28, result has 77.2 percent of original size [2019-08-31 03:30:25,417 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 2 case distinctions, treesize of input 69 treesize of output 102 [2019-08-31 03:30:25,417 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 03:30:25,676 WARN L188 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2019-08-31 03:30:25,677 INFO L567 ElimStorePlain]: treesize reduction 42, result has 87.8 percent of original size [2019-08-31 03:30:25,678 INFO L496 ElimStorePlain]: Start of recursive call 1: 7 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:30:25,678 INFO L221 ElimStorePlain]: Needed 8 recursive calls to eliminate 7 variables, input treesize:383, output treesize:276 [2019-08-31 03:30:25,709 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 03:30:25,710 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 03:30:25,712 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 161#(not (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|))))) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))))) main_~i~0)) [2019-08-31 03:30:25,735 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 03:30:25,735 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 03:30:25,737 INFO L168 Benchmark]: Toolchain (without parser) took 105406.60 ms. Allocated memory was 134.2 MB in the beginning and 298.3 MB in the end (delta: 164.1 MB). Free memory was 90.5 MB in the beginning and 191.7 MB in the end (delta: -101.2 MB). Peak memory consumption was 62.9 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:25,738 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 03:30:25,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 411.54 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 90.3 MB in the beginning and 176.7 MB in the end (delta: -86.4 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:25,741 INFO L168 Benchmark]: Boogie Preprocessor took 41.51 ms. Allocated memory is still 200.3 MB. Free memory was 176.7 MB in the beginning and 174.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:25,742 INFO L168 Benchmark]: RCFGBuilder took 443.44 ms. Allocated memory is still 200.3 MB. Free memory was 174.8 MB in the beginning and 155.4 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:25,745 INFO L168 Benchmark]: Sifa took 104503.89 ms. Allocated memory was 200.3 MB in the beginning and 298.3 MB in the end (delta: 98.0 MB). Free memory was 155.4 MB in the beginning and 191.7 MB in the end (delta: -36.3 MB). Peak memory consumption was 61.8 MB. Max. memory is 7.1 GB. [2019-08-31 03:30:25,751 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 134.2 MB. Free memory was 108.6 MB in the beginning and 108.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 411.54 ms. Allocated memory was 134.2 MB in the beginning and 200.3 MB in the end (delta: 66.1 MB). Free memory was 90.3 MB in the beginning and 176.7 MB in the end (delta: -86.4 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.51 ms. Allocated memory is still 200.3 MB. Free memory was 176.7 MB in the beginning and 174.8 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 443.44 ms. Allocated memory is still 200.3 MB. Free memory was 174.8 MB in the beginning and 155.4 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. * Sifa took 104503.89 ms. Allocated memory was 200.3 MB in the beginning and 298.3 MB in the end (delta: 98.0 MB). Free memory was 155.4 MB in the beginning and 191.7 MB in the end (delta: -36.3 MB). Peak memory consumption was 61.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 104.4s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 39 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 3 DAG_INTERPRETER_EARLY_EXITS, 34 TOOLS_POST_APPLICATIONS, 103.9s TOOLS_POST_TIME, 3 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 2 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 103.9s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 45 FLUID_QUERIES, 2 FLUID_YES_ANSWERS, 11 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 2 DOMAIN_ALPHA_APPLICATIONS, 0.1s DOMAIN_ALPHA_TIME, 4 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 6 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.3s DOMAIN_ISSUBSETEQ_TIME, 7 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 2 LOOP_SUMMARIZER_APPLICATIONS, 2 LOOP_SUMMARIZER_CACHE_MISSES, 99.0s LOOP_SUMMARIZER_OVERALL_TIME, 99.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 6 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 2 CALL_SUMMARIZER_APPLICATIONS, 2 CALL_SUMMARIZER_CACHE_MISSES, 0.1s CALL_SUMMARIZER_OVERALL_TIME, 0.1s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 202 DAG_COMPRESSION_PROCESSED_NODES, 71 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 51]: 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 161#(not (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|))))) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))))) main_~i~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...