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.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 23:30:47,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 23:30:47,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 23:30:47,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 23:30:47,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 23:30:47,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 23:30:47,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 23:30:47,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 23:30:47,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 23:30:47,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 23:30:47,887 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 23:30:47,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 23:30:47,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 23:30:47,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 23:30:47,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 23:30:47,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 23:30:47,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 23:30:47,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 23:30:47,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 23:30:47,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 23:30:47,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 23:30:47,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 23:30:47,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 23:30:47,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 23:30:47,904 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 23:30:47,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 23:30:47,909 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 23:30:47,910 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 23:30:47,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 23:30:47,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 23:30:47,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 23:30:47,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 23:30:47,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 23:30:47,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 23:30:47,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 23:30:47,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 23:30:47,917 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 23:30:47,931 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 23:30:47,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 23:30:47,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 23:30:47,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 23:30:47,933 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 23:30:47,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 23:30:47,933 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 23:30:47,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 23:30:47,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 23:30:47,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 23:30:47,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 23:30:47,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 23:30:47,935 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 23:30:47,935 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 23:30:47,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 23:30:47,935 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 23:30:47,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 23:30:47,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 23:30:47,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 23:30:47,936 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 23:30:47,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 23:30:47,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 23:30:47,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 23:30:47,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 23:30:47,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 23:30:47,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 23:30:47,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 23:30:47,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 23:30:47,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 23:30:47,966 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 23:30:47,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 23:30:47,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 23:30:47,986 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 23:30:47,986 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 23:30:47,987 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2019-08-22 23:30:48,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/721be1c6e/d737815cd4b3480cbee380395891e9f0/FLAG78d8663eb [2019-08-22 23:30:48,553 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 23:30:48,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2019-08-22 23:30:48,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/721be1c6e/d737815cd4b3480cbee380395891e9f0/FLAG78d8663eb [2019-08-22 23:30:48,885 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/721be1c6e/d737815cd4b3480cbee380395891e9f0 [2019-08-22 23:30:48,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 23:30:48,896 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 23:30:48,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 23:30:48,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 23:30:48,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 23:30:48,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:30:48" (1/1) ... [2019-08-22 23:30:48,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63a347a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:48, skipping insertion in model container [2019-08-22 23:30:48,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 11:30:48" (1/1) ... [2019-08-22 23:30:48,912 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 23:30:48,961 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 23:30:49,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 23:30:49,395 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 23:30:49,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 23:30:49,500 INFO L192 MainTranslator]: Completed translation [2019-08-22 23:30:49,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:49 WrapperNode [2019-08-22 23:30:49,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 23:30:49,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 23:30:49,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 23:30:49,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 23:30:49,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:49" (1/1) ... [2019-08-22 23:30:49,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:49" (1/1) ... [2019-08-22 23:30:49,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:49" (1/1) ... [2019-08-22 23:30:49,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:49" (1/1) ... [2019-08-22 23:30:49,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:49" (1/1) ... [2019-08-22 23:30:49,542 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:49" (1/1) ... [2019-08-22 23:30:49,545 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:49" (1/1) ... [2019-08-22 23:30:49,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 23:30:49,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 23:30:49,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 23:30:49,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 23:30:49,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 11:30:49" (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 23:30:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 23:30:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 23:30:49,615 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-22 23:30:49,616 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-22 23:30:49,616 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-22 23:30:49,617 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-22 23:30:49,617 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-22 23:30:49,617 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-22 23:30:49,617 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 23:30:49,617 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-22 23:30:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 23:30:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-22 23:30:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-22 23:30:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-22 23:30:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-22 23:30:49,618 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 23:30:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-22 23:30:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-22 23:30:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-22 23:30:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-22 23:30:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-22 23:30:49,619 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-22 23:30:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-22 23:30:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-22 23:30:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 23:30:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 23:30:49,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 23:30:50,219 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 23:30:50,219 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-22 23:30:50,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:30:50 BoogieIcfgContainer [2019-08-22 23:30:50,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 23:30:50,222 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 23:30:50,222 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 23:30:50,222 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 23:30:50,223 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 11:30:50" (1/1) ... [2019-08-22 23:30:50,239 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 23:30:50,241 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 23:30:50,249 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 23:30:50,258 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 23:30:50,259 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 23:30:50,364 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:30:50,366 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:30:50,367 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 23:30:50,379 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 23:30:50,380 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 23:30:50,611 WARN L188 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-22 23:30:50,613 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 23:30:50,632 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:30:50,634 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:30:50,635 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:30:50,638 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:30:50,642 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:30:50,645 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 23:30:50,647 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 23:30:50,648 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 23:30:50,789 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-08-22 23:30:50,790 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 23:30:50,791 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 23:30:50,792 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:121, output treesize:131 [2019-08-22 23:30:50,877 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 181 [2019-08-22 23:30:51,321 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,323 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,325 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,327 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,329 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,331 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,334 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,336 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,338 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,341 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,343 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,344 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,345 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,347 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,349 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,350 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,351 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,352 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,354 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,355 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,358 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,359 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,363 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,386 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,399 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,400 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,405 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,409 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,411 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,412 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,415 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,417 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,418 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,464 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,465 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,467 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,469 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,470 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,473 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,475 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,476 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,477 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,614 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,616 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,620 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,623 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,626 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,627 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,628 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,629 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,652 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,653 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,656 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,657 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,658 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,664 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,670 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,671 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,672 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,732 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,736 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,742 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,821 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,826 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,827 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,827 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,828 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 23:30:51,829 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 49 [2019-08-22 23:30:51,834 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 23:30:51,834 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 23:30:51,837 INFO L179 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 429#(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 (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (and (or (and (not (< (mod ~r1~0 256) 4)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0) (not (<= 4 (mod ~r1~0 256)))) (and (not (< (mod ~r1~0 256) 4)) (<= 4 (mod ~r1~0 256)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))) (and (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (not (<= 4 (mod ~r1~0 256))))) (= 0 |assert_#in~arg|)) (and (or (and (or (and (not (< (mod ~r1~0 256) 4)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0) (not (<= 4 (mod ~r1~0 256)))) (and (not (< (mod ~r1~0 256) 4)) (<= 4 (mod ~r1~0 256)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (and (< (mod ~r1~0 256) 4) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0) (not (<= 4 (mod ~r1~0 256)))) (and (<= 4 (mod ~r1~0 256)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))))) (= 1 |assert_#in~arg|))) (<= 0 assert_~arg)) [2019-08-22 23:30:51,848 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 23:30:51,848 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 23:30:51,850 INFO L168 Benchmark]: Toolchain (without parser) took 2954.69 ms. Allocated memory was 140.0 MB in the beginning and 259.5 MB in the end (delta: 119.5 MB). Free memory was 86.7 MB in the beginning and 176.5 MB in the end (delta: -89.9 MB). Peak memory consumption was 98.6 MB. Max. memory is 7.1 GB. [2019-08-22 23:30:51,852 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 23:30:51,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 604.54 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 86.2 MB in the beginning and 174.9 MB in the end (delta: -88.6 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-08-22 23:30:51,858 INFO L168 Benchmark]: Boogie Preprocessor took 47.38 ms. Allocated memory is still 200.3 MB. Free memory was 174.9 MB in the beginning and 172.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-22 23:30:51,859 INFO L168 Benchmark]: RCFGBuilder took 672.09 ms. Allocated memory is still 200.3 MB. Free memory was 172.5 MB in the beginning and 137.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 7.1 GB. [2019-08-22 23:30:51,861 INFO L168 Benchmark]: Symbolic Interpretation took 1627.02 ms. Allocated memory was 200.3 MB in the beginning and 259.5 MB in the end (delta: 59.2 MB). Free memory was 137.6 MB in the beginning and 176.5 MB in the end (delta: -38.9 MB). Peak memory consumption was 89.3 MB. Max. memory is 7.1 GB. [2019-08-22 23:30:51,874 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 397]: 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 429#(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 (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (and (or (and (not (< (mod ~r1~0 256) 4)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0) (not (<= 4 (mod ~r1~0 256)))) (and (not (< (mod ~r1~0 256) 4)) (<= 4 (mod ~r1~0 256)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))) (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))) (and (not (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (not (<= 4 (mod ~r1~0 256))))) (= 0 |assert_#in~arg|)) (and (or (and (or (and (not (< (mod ~r1~0 256) 4)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0) (not (<= 4 (mod ~r1~0 256)))) (and (not (< (mod ~r1~0 256) 4)) (<= 4 (mod ~r1~0 256)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1)) (and (< (mod ~r1~0 256) 4) (or (and (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1) (= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 0) (not (<= 4 (mod ~r1~0 256)))) (and (<= 4 (mod ~r1~0 256)) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0) 1))))) (= 1 |assert_#in~arg|))) (<= 0 assert_~arg)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 140.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 604.54 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 86.2 MB in the beginning and 174.9 MB in the end (delta: -88.6 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.38 ms. Allocated memory is still 200.3 MB. Free memory was 174.9 MB in the beginning and 172.5 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 672.09 ms. Allocated memory is still 200.3 MB. Free memory was 172.5 MB in the beginning and 137.6 MB in the end (delta: 34.9 MB). Peak memory consumption was 34.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1627.02 ms. Allocated memory was 200.3 MB in the beginning and 259.5 MB in the end (delta: 59.2 MB). Free memory was 137.6 MB in the beginning and 176.5 MB in the end (delta: -38.9 MB). Peak memory consumption was 89.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...