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.8.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:30,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:30,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:30,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:30,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:30,285 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:30,286 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:30,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:30,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:30,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:30,292 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:30,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:30,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:30,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:30,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:30,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:30,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:30,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:30,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:30,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:30,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:30,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:30,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:30,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:30,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-18 09:33:30,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-18 09:33:30,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-18 09:33:30,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-18 09:33:30,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-18 09:33:30,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-18 09:33:30,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:30,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:30,315 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:30,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:30,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:30,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:30,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:30,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:30,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:30,319 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:30,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:30,321 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 [2019-08-18 09:33:30,347 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:30,347 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:30,350 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:30,350 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:30,350 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:30,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:30,351 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:30,351 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:30,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:30,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:30,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:30,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:30,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:30,353 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:30,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:30,354 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:30,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:30,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:30,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:30,355 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:30,355 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:30,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:30,356 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:30,356 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:30,356 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:30,356 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:30,357 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:30,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:30,357 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:30,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:30,412 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:30,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:30,417 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:30,418 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:30,418 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:30,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a7c471a3/86e976e1de424a19a5bab437a9e66ac7/FLAG3c6079f19 [2019-08-18 09:33:31,049 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:31,050 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:31,066 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a7c471a3/86e976e1de424a19a5bab437a9e66ac7/FLAG3c6079f19 [2019-08-18 09:33:31,365 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a7c471a3/86e976e1de424a19a5bab437a9e66ac7 [2019-08-18 09:33:31,378 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:31,379 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:31,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:31,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:31,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:31,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:31" (1/1) ... [2019-08-18 09:33:31,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c29eaf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:31, skipping insertion in model container [2019-08-18 09:33:31,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:31" (1/1) ... [2019-08-18 09:33:31,396 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:31,456 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:31,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:31,896 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:31,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:31,993 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:31,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:31 WrapperNode [2019-08-18 09:33:31,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:31,995 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:31,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:31,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:32,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:31" (1/1) ... [2019-08-18 09:33:32,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:31" (1/1) ... [2019-08-18 09:33:32,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:31" (1/1) ... [2019-08-18 09:33:32,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:31" (1/1) ... [2019-08-18 09:33:32,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:31" (1/1) ... [2019-08-18 09:33:32,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:31" (1/1) ... [2019-08-18 09:33:32,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:31" (1/1) ... [2019-08-18 09:33:32,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:32,094 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:32,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:32,095 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:32,096 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:31" (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 [2019-08-18 09:33:32,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:32,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:32,165 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:32,165 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:32,167 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:32,167 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:32,167 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:32,167 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-18 09:33:32,168 INFO L138 BoogieDeclarations]: Found implementation of procedure node7 [2019-08-18 09:33:32,169 INFO L138 BoogieDeclarations]: Found implementation of procedure node8 [2019-08-18 09:33:32,169 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:32,170 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:32,170 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:32,171 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:32,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:32,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-18 09:33:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 09:33:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-08-18 09:33:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure node8 [2019-08-18 09:33:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:33,112 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:33,113 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:33,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:33 BoogieIcfgContainer [2019-08-18 09:33:33,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:33,115 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:33,115 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:33,116 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:33,117 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:33" (1/1) ... [2019-08-18 09:33:33,130 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:33,133 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:33,142 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:33,151 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:33,153 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:33,293 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,295 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,297 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,299 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,301 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,303 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,305 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,307 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,309 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,311 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,313 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,315 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,317 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,319 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,322 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,324 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,326 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,328 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,330 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,332 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,336 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,338 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,340 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,342 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,344 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,347 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,350 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,352 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:33,384 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 56 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 41 [2019-08-18 09:33:33,385 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:33,812 WARN L188 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-08-18 09:33:33,813 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:33,833 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:33,834 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:33,835 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:33,835 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:33,837 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:33,838 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:33,839 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:33,846 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 28 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 41 [2019-08-18 09:33:33,846 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:34,238 WARN L188 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-08-18 09:33:34,239 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:34,241 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:34,251 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:229, output treesize:255 [2019-08-18 09:33:34,289 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 274 [2019-08-18 09:33:34,442 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,450 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,455 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,456 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,459 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,461 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,463 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,464 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,468 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,469 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,471 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,511 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,512 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,515 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,516 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,517 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,527 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,528 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,529 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,530 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,684 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,685 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,685 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,688 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,689 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,692 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,693 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,694 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,695 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,705 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,706 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,709 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,710 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,711 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,712 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,715 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,716 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,717 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,737 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,738 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,740 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,741 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,742 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,744 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,745 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,746 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,746 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,756 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,758 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,758 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,759 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,760 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,780 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,781 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,782 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,784 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,785 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,786 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,789 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,790 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,791 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,802 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,803 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,803 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,807 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,808 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,809 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,814 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,815 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,816 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,846 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,939 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:34,941 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 24 [2019-08-18 09:33:34,942 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:34,942 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:34,945 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 758#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p8_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~p5_new~0) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= ~nomsg~0 ~p7_new~0)) [2019-08-18 09:33:34,955 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:34,955 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:34,957 INFO L168 Benchmark]: Toolchain (without parser) took 3577.88 ms. Allocated memory was 136.8 MB in the beginning and 272.6 MB in the end (delta: 135.8 MB). Free memory was 83.3 MB in the beginning and 109.7 MB in the end (delta: -26.5 MB). Peak memory consumption was 110.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:34,959 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 102.9 MB in the beginning and 102.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-18 09:33:34,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 614.03 ms. Allocated memory was 136.8 MB in the beginning and 198.2 MB in the end (delta: 61.3 MB). Free memory was 83.1 MB in the beginning and 167.2 MB in the end (delta: -84.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:34,965 INFO L168 Benchmark]: Boogie Preprocessor took 99.12 ms. Allocated memory is still 198.2 MB. Free memory was 167.2 MB in the beginning and 163.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:34,966 INFO L168 Benchmark]: RCFGBuilder took 1020.29 ms. Allocated memory is still 198.2 MB. Free memory was 163.6 MB in the beginning and 102.1 MB in the end (delta: 61.5 MB). Peak memory consumption was 61.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:34,968 INFO L168 Benchmark]: Symbolic Interpretation took 1840.30 ms. Allocated memory was 198.2 MB in the beginning and 272.6 MB in the end (delta: 74.4 MB). Free memory was 102.1 MB in the beginning and 109.7 MB in the end (delta: -7.6 MB). Peak memory consumption was 68.0 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:34,978 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 715]: 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 758#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p8_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~p5_new~0) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= ~nomsg~0 ~p7_new~0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 102.9 MB in the beginning and 102.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 614.03 ms. Allocated memory was 136.8 MB in the beginning and 198.2 MB in the end (delta: 61.3 MB). Free memory was 83.1 MB in the beginning and 167.2 MB in the end (delta: -84.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.12 ms. Allocated memory is still 198.2 MB. Free memory was 167.2 MB in the beginning and 163.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1020.29 ms. Allocated memory is still 198.2 MB. Free memory was 163.6 MB in the beginning and 102.1 MB in the end (delta: 61.5 MB). Peak memory consumption was 61.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1840.30 ms. Allocated memory was 198.2 MB in the beginning and 272.6 MB in the end (delta: 74.4 MB). Free memory was 102.1 MB in the beginning and 109.7 MB in the end (delta: -7.6 MB). Peak memory consumption was 68.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...