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/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 19:49:42,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 19:49:42,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 19:49:42,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 19:49:42,321 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 19:49:42,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 19:49:42,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 19:49:42,325 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 19:49:42,327 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 19:49:42,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 19:49:42,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 19:49:42,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 19:49:42,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 19:49:42,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 19:49:42,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 19:49:42,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 19:49:42,335 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 19:49:42,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 19:49:42,338 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 19:49:42,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 19:49:42,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 19:49:42,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 19:49:42,344 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 19:49:42,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 19:49:42,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 19:49:42,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 19:49:42,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 19:49:42,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 19:49:42,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 19:49:42,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 19:49:42,353 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 19:49:42,354 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 19:49:42,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 19:49:42,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 19:49:42,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 19:49:42,356 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 19:49:42,357 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 19:49:42,375 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 19:49:42,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 19:49:42,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 19:49:42,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 19:49:42,378 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 19:49:42,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 19:49:42,379 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 19:49:42,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 19:49:42,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 19:49:42,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 19:49:42,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 19:49:42,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 19:49:42,382 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 19:49:42,382 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 19:49:42,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 19:49:42,382 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 19:49:42,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 19:49:42,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 19:49:42,383 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 19:49:42,383 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 19:49:42,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 19:49:42,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 19:49:42,384 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 19:49:42,384 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 19:49:42,385 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 19:49:42,385 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 19:49:42,385 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 19:49:42,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 19:49:42,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 19:49:42,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 19:49:42,466 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 19:49:42,469 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 19:49:42,470 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 19:49:42,470 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 19:49:42,471 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c [2019-08-31 19:49:42,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25279a68e/871981f522bc4a748e56376062d94007/FLAG523841f8e [2019-08-31 19:49:43,069 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 19:49:43,070 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c [2019-08-31 19:49:43,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25279a68e/871981f522bc4a748e56376062d94007/FLAG523841f8e [2019-08-31 19:49:43,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25279a68e/871981f522bc4a748e56376062d94007 [2019-08-31 19:49:43,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 19:49:43,365 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 19:49:43,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 19:49:43,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 19:49:43,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 19:49:43,372 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:49:43" (1/1) ... [2019-08-31 19:49:43,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d43d7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:49:43, skipping insertion in model container [2019-08-31 19:49:43,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:49:43" (1/1) ... [2019-08-31 19:49:43,383 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 19:49:43,447 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 19:49:43,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:49:43,856 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 19:49:43,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:49:43,960 INFO L192 MainTranslator]: Completed translation [2019-08-31 19:49:43,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:49:43 WrapperNode [2019-08-31 19:49:43,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 19:49:43,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 19:49:43,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 19:49:43,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 19:49:43,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:49:43" (1/1) ... [2019-08-31 19:49:43,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:49:43" (1/1) ... [2019-08-31 19:49:43,994 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:49:43" (1/1) ... [2019-08-31 19:49:43,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:49:43" (1/1) ... [2019-08-31 19:49:44,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:49:43" (1/1) ... [2019-08-31 19:49:44,034 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:49:43" (1/1) ... [2019-08-31 19:49:44,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:49:43" (1/1) ... [2019-08-31 19:49:44,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 19:49:44,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 19:49:44,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 19:49:44,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 19:49:44,046 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:49:43" (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 19:49:44,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 19:49:44,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 19:49:44,099 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-31 19:49:44,099 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-31 19:49:44,099 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-31 19:49:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-31 19:49:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-31 19:49:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-31 19:49:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure node7 [2019-08-31 19:49:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-31 19:49:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-31 19:49:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 19:49:44,101 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-31 19:49:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 19:49:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-31 19:49:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-31 19:49:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-31 19:49:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 19:49:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-31 19:49:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-31 19:49:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-31 19:49:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-31 19:49:44,102 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-31 19:49:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-31 19:49:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-31 19:49:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-31 19:49:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-08-31 19:49:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-31 19:49:44,103 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-31 19:49:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 19:49:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 19:49:44,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 19:49:45,007 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 19:49:45,007 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-31 19:49:45,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:49:45 BoogieIcfgContainer [2019-08-31 19:49:45,009 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 19:49:45,009 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 19:49:45,009 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 19:49:45,010 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 19:49:45,011 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:49:45" (1/1) ... [2019-08-31 19:49:45,050 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 19:49:45,050 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 19:49:45,061 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 19:49:45,070 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 19:49:45,072 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 19:49:45,220 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,222 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,232 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,235 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,237 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,239 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,242 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,244 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,246 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,248 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,250 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,257 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,259 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,261 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,262 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,264 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,266 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,269 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,272 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,274 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,275 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:49:45,307 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 42 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2019-08-31 19:49:45,308 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 19:49:45,684 WARN L188 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2019-08-31 19:49:45,686 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:49:45,703 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:49:45,704 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:49:45,705 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:49:45,706 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:49:45,707 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:49:45,709 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:49:45,717 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 21 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 36 [2019-08-31 19:49:45,717 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 19:49:46,020 WARN L188 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-08-31 19:49:46,021 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:49:46,022 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 19:49:46,022 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:202, output treesize:224 [2019-08-31 19:49:46,114 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 304 for LOIs [2019-08-31 19:49:49,182 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,185 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,187 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,189 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,192 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,196 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,197 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,199 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,200 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,201 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,204 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,205 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,207 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,208 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,210 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,212 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,214 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,217 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,219 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,221 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,222 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,224 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,226 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,228 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,230 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,232 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,234 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,235 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,237 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,239 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,241 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,242 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,244 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,246 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,248 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,250 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,251 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,253 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,255 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,257 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,259 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,262 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,264 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,265 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,268 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,270 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,273 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,275 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,328 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,332 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,335 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,336 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,338 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,344 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,345 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,346 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,545 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,546 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,549 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,551 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,552 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,555 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,557 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,558 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,558 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,862 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,863 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,864 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,866 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,868 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,869 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,870 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,870 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,889 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,889 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,892 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,893 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,893 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,895 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,898 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,899 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,900 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,925 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,925 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,930 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,931 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,932 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,934 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,934 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,935 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,936 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,957 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,959 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,960 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,961 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,961 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,989 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,989 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,990 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,992 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,993 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,993 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,996 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,997 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:49,998 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:50,077 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:50,083 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:50,179 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:49:50,180 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 6 for LOIs [2019-08-31 19:49:50,184 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 19:49:50,184 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 19:49:50,186 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 740#(and (or (= 0 |assert_#in~arg|) (= 1 |assert_#in~arg|)) (or (and (<= 1 assert_~arg) (<= 1 |assert_#in~arg|) (<= assert_~arg 1) (<= |assert_#in~arg| 1)) (and (<= assert_~arg 0) (<= |assert_#in~arg| 0) (<= 0 |assert_#in~arg|) (<= 0 assert_~arg))) (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) [2019-08-31 19:49:50,203 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 19:49:50,203 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 19:49:50,205 INFO L168 Benchmark]: Toolchain (without parser) took 6839.91 ms. Allocated memory was 141.6 MB in the beginning and 361.2 MB in the end (delta: 219.7 MB). Free memory was 87.9 MB in the beginning and 195.4 MB in the end (delta: -107.5 MB). Peak memory consumption was 112.2 MB. Max. memory is 7.1 GB. [2019-08-31 19:49:50,208 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.6 MB. Free memory was 107.7 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 19:49:50,209 INFO L168 Benchmark]: CACSL2BoogieTranslator took 595.75 ms. Allocated memory was 141.6 MB in the beginning and 201.3 MB in the end (delta: 59.8 MB). Free memory was 87.7 MB in the beginning and 171.0 MB in the end (delta: -83.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-08-31 19:49:50,213 INFO L168 Benchmark]: Boogie Preprocessor took 80.99 ms. Allocated memory is still 201.3 MB. Free memory was 171.0 MB in the beginning and 168.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-08-31 19:49:50,218 INFO L168 Benchmark]: RCFGBuilder took 964.55 ms. Allocated memory is still 201.3 MB. Free memory was 168.1 MB in the beginning and 112.0 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 7.1 GB. [2019-08-31 19:49:50,220 INFO L168 Benchmark]: Sifa took 5193.94 ms. Allocated memory was 201.3 MB in the beginning and 361.2 MB in the end (delta: 159.9 MB). Free memory was 112.0 MB in the beginning and 195.4 MB in the end (delta: -83.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 7.1 GB. [2019-08-31 19:49:50,231 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.6 MB. Free memory was 107.7 MB in the beginning and 107.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 595.75 ms. Allocated memory was 141.6 MB in the beginning and 201.3 MB in the end (delta: 59.8 MB). Free memory was 87.7 MB in the beginning and 171.0 MB in the end (delta: -83.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.99 ms. Allocated memory is still 201.3 MB. Free memory was 171.0 MB in the beginning and 168.1 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 964.55 ms. Allocated memory is still 201.3 MB. Free memory was 168.1 MB in the beginning and 112.0 MB in the end (delta: 56.1 MB). Peak memory consumption was 56.1 MB. Max. memory is 7.1 GB. * Sifa took 5193.94 ms. Allocated memory was 201.3 MB in the beginning and 361.2 MB in the end (delta: 159.9 MB). Free memory was 112.0 MB in the beginning and 195.4 MB in the end (delta: -83.4 MB). Peak memory consumption was 76.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 5.1s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 255 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 233 TOOLS_POST_APPLICATIONS, 1.2s TOOLS_POST_TIME, 21 TOOLS_POST_CALL_APPLICATIONS, 0.2s TOOLS_POST_CALL_TIME, 19 TOOLS_POST_RETURN_APPLICATIONS, 0.5s TOOLS_POST_RETURN_TIME, 1.8s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 256 FLUID_QUERIES, 8 FLUID_YES_ANSWERS, 105 DOMAIN_JOIN_APPLICATIONS, 2.8s DOMAIN_JOIN_TIME, 8 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 1 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 92 DOMAIN_ISBOTTOM_APPLICATIONS, 0.2s DOMAIN_ISBOTTOM_TIME, 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 0.2s LOOP_SUMMARIZER_OVERALL_TIME, 0.2s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 1 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 19 CALL_SUMMARIZER_APPLICATIONS, 11 CALL_SUMMARIZER_CACHE_MISSES, 4.1s CALL_SUMMARIZER_OVERALL_TIME, 4.1s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.1s DAG_COMPRESSION_TIME, 749 DAG_COMPRESSION_PROCESSED_NODES, 280 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 629]: 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 740#(and (or (= 0 |assert_#in~arg|) (= 1 |assert_#in~arg|)) (or (and (<= 1 assert_~arg) (<= 1 |assert_#in~arg|) (<= assert_~arg 1) (<= |assert_#in~arg| 1)) (and (<= assert_~arg 0) (<= |assert_#in~arg| 0) (<= 0 |assert_#in~arg|) (<= 0 assert_~arg))) (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...