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.8.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:27,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:27,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:27,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:27,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:27,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:27,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:27,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:27,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:27,528 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:27,529 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:27,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:27,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:27,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:27,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:27,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:27,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:27,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:27,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:27,539 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:27,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:27,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:27,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:27,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:27,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 09:33:27,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:27,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:27,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:27,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:27,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:27,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:27,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:27,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:27,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:27,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:27,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:27,555 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 09:33:27,579 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:27,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:27,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:27,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:27,581 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:27,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:27,581 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:27,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:27,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:27,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:27,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:27,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:27,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:27,584 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:27,584 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:27,584 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:27,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:27,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:27,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:27,585 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:27,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:27,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:27,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:27,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:27,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:27,587 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:27,587 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:27,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:27,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:27,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:27,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:27,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:27,659 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:27,660 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:27,660 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.8.1.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:27,736 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c5c533cb/7cf662d808e8410c9568326a1c325fbc/FLAGfc1497a84 [2019-08-18 09:33:28,286 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:28,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.8.1.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:28,302 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c5c533cb/7cf662d808e8410c9568326a1c325fbc/FLAGfc1497a84 [2019-08-18 09:33:28,647 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c5c533cb/7cf662d808e8410c9568326a1c325fbc [2019-08-18 09:33:28,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:28,665 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:28,667 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:28,667 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:28,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:28,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:28" (1/1) ... [2019-08-18 09:33:28,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ee1f8df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:28, skipping insertion in model container [2019-08-18 09:33:28,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:28" (1/1) ... [2019-08-18 09:33:28,680 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:28,743 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:29,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:29,159 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:29,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:29,267 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:29,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29 WrapperNode [2019-08-18 09:33:29,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:29,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:29,269 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:29,269 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:29,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,285 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,316 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,332 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,337 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (1/1) ... [2019-08-18 09:33:29,344 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:29,344 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:29,345 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:29,345 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:29,346 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:29" (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 09:33:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:29,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:29,403 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-18 09:33:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure node7 [2019-08-18 09:33:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure node8 [2019-08-18 09:33:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:29,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:29,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:29,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:29,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:29,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-18 09:33:29,405 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:29,406 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 09:33:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-08-18 09:33:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure node8 [2019-08-18 09:33:29,407 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:29,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:30,296 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:30,297 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:30,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:30 BoogieIcfgContainer [2019-08-18 09:33:30,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:30,299 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:30,299 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:30,300 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:30,301 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:30" (1/1) ... [2019-08-18 09:33:30,314 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:30,317 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:30,327 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:30,336 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:30,338 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:30,508 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,511 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,515 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,519 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,523 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,526 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,530 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,533 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,535 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,537 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,539 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,541 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,543 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,545 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,548 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,550 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,552 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,555 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,557 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,559 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,561 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,563 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,565 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,567 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,570 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,572 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,575 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,578 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:30,612 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 09:33:30,613 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:31,042 WARN L188 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-08-18 09:33:31,043 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:31,064 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:31,065 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:31,066 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:31,067 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:31,068 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:31,069 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:31,070 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:31,075 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 09:33:31,076 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:31,462 WARN L188 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-08-18 09:33:31,462 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:31,463 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:31,464 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:229, output treesize:255 [2019-08-18 09:33:31,500 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 274 [2019-08-18 09:33:31,652 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,668 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,674 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,675 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,679 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,682 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,684 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,687 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,693 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,695 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,702 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,752 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,753 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,760 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,762 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,763 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,765 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,766 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,767 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,768 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,913 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,914 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,914 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,918 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,919 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,922 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,923 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,924 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,925 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,935 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,935 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,938 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,939 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,940 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,941 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,945 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,946 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,947 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,965 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,966 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,968 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,969 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,970 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,973 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,974 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,975 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,975 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,986 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,989 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,989 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,991 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:31,991 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,011 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,012 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,012 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,015 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,016 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,017 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,020 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,021 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,022 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,031 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,032 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,032 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,036 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,037 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,037 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,043 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,044 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,045 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,083 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,192 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:32,193 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 24 [2019-08-18 09:33:32,194 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:32,194 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:32,196 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 760#(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 09:33:32,205 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:32,206 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:32,208 INFO L168 Benchmark]: Toolchain (without parser) took 3544.06 ms. Allocated memory was 133.7 MB in the beginning and 259.0 MB in the end (delta: 125.3 MB). Free memory was 88.9 MB in the beginning and 229.0 MB in the end (delta: -140.1 MB). Peak memory consumption was 130.1 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:32,209 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-18 09:33:32,210 INFO L168 Benchmark]: CACSL2BoogieTranslator took 601.47 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 88.7 MB in the beginning and 168.0 MB in the end (delta: -79.3 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:32,211 INFO L168 Benchmark]: Boogie Preprocessor took 74.86 ms. Allocated memory is still 200.3 MB. Free memory was 168.0 MB in the beginning and 165.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:32,212 INFO L168 Benchmark]: RCFGBuilder took 954.48 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 102.0 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:32,213 INFO L168 Benchmark]: Symbolic Interpretation took 1906.71 ms. Allocated memory was 200.3 MB in the beginning and 259.0 MB in the end (delta: 58.7 MB). Free memory was 102.0 MB in the beginning and 229.0 MB in the end (delta: -127.0 MB). Peak memory consumption was 76.6 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:32,217 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 717]: 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 760#(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 133.7 MB. Free memory was 107.9 MB in the beginning and 107.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 601.47 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 88.7 MB in the beginning and 168.0 MB in the end (delta: -79.3 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 74.86 ms. Allocated memory is still 200.3 MB. Free memory was 168.0 MB in the beginning and 165.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 954.48 ms. Allocated memory is still 200.3 MB. Free memory was 165.0 MB in the beginning and 102.0 MB in the end (delta: 63.0 MB). Peak memory consumption was 63.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1906.71 ms. Allocated memory was 200.3 MB in the beginning and 259.0 MB in the end (delta: 58.7 MB). Free memory was 102.0 MB in the beginning and 229.0 MB in the end (delta: -127.0 MB). Peak memory consumption was 76.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...