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.4.ufo.BOUNDED-8.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 23:30:45,238 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 23:30:45,240 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 23:30:45,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 23:30:45,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 23:30:45,253 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 23:30:45,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 23:30:45,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 23:30:45,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 23:30:45,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 23:30:45,267 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 23:30:45,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 23:30:45,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 23:30:45,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 23:30:45,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 23:30:45,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 23:30:45,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 23:30:45,276 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 23:30:45,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 23:30:45,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 23:30:45,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 23:30:45,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 23:30:45,286 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 23:30:45,288 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 23:30:45,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 23:30:45,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 23:30:45,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 23:30:45,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 23:30:45,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 23:30:45,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 23:30:45,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 23:30:45,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 23:30:45,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 23:30:45,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 23:30:45,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 23:30:45,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 23:30:45,307 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 [2019-08-22 23:30:45,325 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 23:30:45,326 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 23:30:45,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 23:30:45,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 23:30:45,328 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 23:30:45,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 23:30:45,329 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 23:30:45,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 23:30:45,329 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 23:30:45,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 23:30:45,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 23:30:45,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 23:30:45,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 23:30:45,331 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 23:30:45,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 23:30:45,332 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 23:30:45,333 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 23:30:45,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 23:30:45,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 23:30:45,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 23:30:45,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 23:30:45,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 23:30:45,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 23:30:45,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 23:30:45,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 23:30:45,335 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 23:30:45,335 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 23:30:45,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 23:30:45,335 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 23:30:45,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 23:30:45,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 23:30:45,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 23:30:45,404 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 23:30:45,405 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 23:30:45,405 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.4.ufo.BOUNDED-8.pals.c [2019-08-22 23:30:45,478 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de3e013a7/f1934eb0bf9f41c5a36584f20d5433ff/FLAG04e543ddf [2019-08-22 23:30:45,990 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 23:30:45,991 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.4.ufo.BOUNDED-8.pals.c [2019-08-22 23:30:46,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de3e013a7/f1934eb0bf9f41c5a36584f20d5433ff/FLAG04e543ddf [2019-08-22 23:30:46,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de3e013a7/f1934eb0bf9f41c5a36584f20d5433ff [2019-08-22 23:30:46,325 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 23:30:46,327 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 23:30:46,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 23:30:46,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 23:30:46,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 23:30:46,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:30:46" (1/1) ... [2019-08-22 23:30:46,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@89d997c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:46, skipping insertion in model container [2019-08-22 23:30:46,336 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:30:46" (1/1) ... [2019-08-22 23:30:46,344 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 23:30:46,376 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 23:30:46,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 23:30:46,681 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 23:30:46,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 23:30:46,754 INFO L192 MainTranslator]: Completed translation [2019-08-22 23:30:46,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:46 WrapperNode [2019-08-22 23:30:46,755 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 23:30:46,756 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 23:30:46,756 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 23:30:46,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 23:30:46,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:46" (1/1) ... [2019-08-22 23:30:46,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:46" (1/1) ... [2019-08-22 23:30:46,781 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:46" (1/1) ... [2019-08-22 23:30:46,781 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:46" (1/1) ... [2019-08-22 23:30:46,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:46" (1/1) ... [2019-08-22 23:30:46,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:46" (1/1) ... [2019-08-22 23:30:46,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:46" (1/1) ... [2019-08-22 23:30:46,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 23:30:46,810 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 23:30:46,810 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 23:30:46,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 23:30:46,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:46" (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 [2019-08-22 23:30:46,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 23:30:46,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 23:30:46,864 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-22 23:30:46,865 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-22 23:30:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-22 23:30:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-22 23:30:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-22 23:30:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-22 23:30:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 23:30:46,866 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-22 23:30:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 23:30:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-22 23:30:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-22 23:30:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-22 23:30:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 23:30:46,869 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-22 23:30:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-22 23:30:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-22 23:30:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-22 23:30:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-22 23:30:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-22 23:30:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-22 23:30:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-22 23:30:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 23:30:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 23:30:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 23:30:47,495 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 23:30:47,495 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-22 23:30:47,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:30:47 BoogieIcfgContainer [2019-08-22 23:30:47,498 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 23:30:47,498 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 23:30:47,498 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 23:30:47,499 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 23:30:47,500 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:30:47" (1/1) ... [2019-08-22 23:30:47,523 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 23:30:47,526 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 23:30:47,546 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 23:30:47,560 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 23:30:47,561 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 23:30:47,699 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:30:47,700 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:30:47,701 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:30:47,715 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-22 23:30:47,716 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 23:30:47,862 WARN L188 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-22 23:30:47,864 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 23:30:47,890 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:30:47,891 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:30:47,892 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:30:47,894 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:30:47,896 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:30:47,897 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:30:47,900 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-22 23:30:47,901 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 23:30:48,047 WARN L188 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-08-22 23:30:48,047 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 23:30:48,048 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 23:30:48,049 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:121, output treesize:131 [2019-08-22 23:30:48,132 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 181 [2019-08-22 23:30:48,577 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,578 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,580 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,581 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,582 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,583 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,585 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,586 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,587 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,588 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,589 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,590 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,592 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,593 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,595 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,596 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,598 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,599 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,601 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,603 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,604 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,606 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,620 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,620 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,624 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,626 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,628 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,629 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,633 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,634 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,636 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,687 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,688 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,691 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,692 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,693 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,696 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,697 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,699 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,700 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,839 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,840 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,843 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,844 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,847 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,848 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,848 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,849 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,861 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,861 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,864 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,865 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,866 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,867 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,871 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,872 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,872 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,917 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,921 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,921 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:48,936 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,009 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,013 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,014 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,016 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,016 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,017 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,017 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,018 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,061 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,062 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,063 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,063 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,064 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:49,066 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 46 [2019-08-22 23:30:49,069 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 23:30:49,069 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 23:30:49,072 INFO L179 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 442#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (<= assert_~arg 1) (= (mod assert_~arg 256) 0) (<= |assert_#in~arg| 1) (<= 0 |assert_#in~arg|) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (or (and (or (and (or (<= ~r1~0 4) (<= 4 ~r1~0)) (not (< ~r1~0 4)) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (<= 4 ~r1~0)) (and (not (<= 4 ~r1~0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0))) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (<= 4 ~r1~0)) (and (or (<= ~r1~0 4) (<= 4 ~r1~0)) (< ~r1~0 4) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (<= 4 ~r1~0)) (and (not (<= 4 ~r1~0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0))))) (= 1 |assert_#in~arg|)) (and (or (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (and (or (<= ~r1~0 4) (<= 4 ~r1~0)) (not (< ~r1~0 4)) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (<= 4 ~r1~0)) (and (not (<= 4 ~r1~0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0))) (<= 4 ~r1~0) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))) (and (not (<= 4 ~r1~0)) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))) (= 0 |assert_#in~arg|))) (<= 0 assert_~arg)) [2019-08-22 23:30:49,082 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 23:30:49,083 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 23:30:49,085 INFO L168 Benchmark]: Toolchain (without parser) took 2757.63 ms. Allocated memory was 132.6 MB in the beginning and 264.2 MB in the end (delta: 131.6 MB). Free memory was 87.8 MB in the beginning and 149.3 MB in the end (delta: -61.5 MB). Peak memory consumption was 107.1 MB. Max. memory is 7.1 GB. [2019-08-22 23:30:49,086 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 23:30:49,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 427.46 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 87.4 MB in the beginning and 173.5 MB in the end (delta: -86.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-08-22 23:30:49,088 INFO L168 Benchmark]: Boogie Preprocessor took 53.65 ms. Allocated memory is still 200.3 MB. Free memory was 173.5 MB in the beginning and 171.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-22 23:30:49,089 INFO L168 Benchmark]: RCFGBuilder took 687.77 ms. Allocated memory is still 200.3 MB. Free memory was 171.6 MB in the beginning and 136.5 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 7.1 GB. [2019-08-22 23:30:49,089 INFO L168 Benchmark]: Symbolic Interpretation took 1584.80 ms. Allocated memory was 200.3 MB in the beginning and 264.2 MB in the end (delta: 64.0 MB). Free memory was 136.5 MB in the beginning and 149.3 MB in the end (delta: -12.7 MB). Peak memory consumption was 88.3 MB. Max. memory is 7.1 GB. [2019-08-22 23:30:49,094 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 395]: 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 442#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (<= assert_~arg 1) (= (mod assert_~arg 256) 0) (<= |assert_#in~arg| 1) (<= 0 |assert_#in~arg|) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (or (and (or (and (or (<= ~r1~0 4) (<= 4 ~r1~0)) (not (< ~r1~0 4)) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (<= 4 ~r1~0)) (and (not (<= 4 ~r1~0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0))) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (<= 4 ~r1~0)) (and (or (<= ~r1~0 4) (<= 4 ~r1~0)) (< ~r1~0 4) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (<= 4 ~r1~0)) (and (not (<= 4 ~r1~0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0))))) (= 1 |assert_#in~arg|)) (and (or (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (and (or (<= ~r1~0 4) (<= 4 ~r1~0)) (not (< ~r1~0 4)) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (<= 4 ~r1~0)) (and (not (<= 4 ~r1~0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0))) (<= 4 ~r1~0) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))) (and (not (<= 4 ~r1~0)) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))) (= 0 |assert_#in~arg|))) (<= 0 assert_~arg)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 427.46 ms. Allocated memory was 132.6 MB in the beginning and 200.3 MB in the end (delta: 67.6 MB). Free memory was 87.4 MB in the beginning and 173.5 MB in the end (delta: -86.1 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.65 ms. Allocated memory is still 200.3 MB. Free memory was 173.5 MB in the beginning and 171.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 687.77 ms. Allocated memory is still 200.3 MB. Free memory was 171.6 MB in the beginning and 136.5 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1584.80 ms. Allocated memory was 200.3 MB in the beginning and 264.2 MB in the end (delta: 64.0 MB). Free memory was 136.5 MB in the beginning and 149.3 MB in the end (delta: -12.7 MB). Peak memory consumption was 88.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...