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-var-start-time.6.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:05,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:05,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:05,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:05,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:05,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:05,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:05,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:05,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:05,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:05,217 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:05,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:05,219 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:05,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:05,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:05,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:05,227 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:05,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:05,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:05,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:05,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:05,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:05,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:05,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:05,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 09:33:05,250 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:05,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:05,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:05,253 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:05,255 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:05,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:05,256 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:05,256 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:05,256 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:05,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:05,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:05,259 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 09:33:05,285 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:05,285 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:05,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:05,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:05,286 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:05,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:05,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:05,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:05,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:05,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:05,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:05,288 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:05,288 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:05,288 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:05,288 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:05,288 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:05,289 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:05,289 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:05,289 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:05,289 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:05,289 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:05,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:05,290 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:05,290 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:05,290 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:05,290 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:05,291 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:05,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:05,291 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:05,319 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:05,332 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:05,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:05,337 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:05,338 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:05,339 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.6.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:05,410 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6796734/f02df63131f749d19147755efdb690d0/FLAG1e0f7db95 [2019-08-18 09:33:05,951 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:05,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.6.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:05,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6796734/f02df63131f749d19147755efdb690d0/FLAG1e0f7db95 [2019-08-18 09:33:06,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac6796734/f02df63131f749d19147755efdb690d0 [2019-08-18 09:33:06,281 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:06,282 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:06,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:06,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:06,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:06,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:06" (1/1) ... [2019-08-18 09:33:06,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48eae0be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:06, skipping insertion in model container [2019-08-18 09:33:06,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:06" (1/1) ... [2019-08-18 09:33:06,299 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:06,340 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:06,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:06,721 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:06,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:06,810 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:06,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:06 WrapperNode [2019-08-18 09:33:06,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:06,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:06,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:06,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:06,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:06" (1/1) ... [2019-08-18 09:33:06,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:06" (1/1) ... [2019-08-18 09:33:06,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:06" (1/1) ... [2019-08-18 09:33:06,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:06" (1/1) ... [2019-08-18 09:33:06,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:06" (1/1) ... [2019-08-18 09:33:06,879 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:06" (1/1) ... [2019-08-18 09:33:06,883 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:06" (1/1) ... [2019-08-18 09:33:06,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:06,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:06,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:06,890 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:06,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:06" (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 09:33:06,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:06,943 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-18 09:33:06,944 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:06,944 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:06,944 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:06,944 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:06,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-18 09:33:06,945 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:06,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:06,947 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:06,947 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:06,947 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:06,947 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 09:33:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:06,948 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:06,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:07,822 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:07,823 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:07,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:07 BoogieIcfgContainer [2019-08-18 09:33:07,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:07,826 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:07,826 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:07,826 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:07,827 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:07" (1/1) ... [2019-08-18 09:33:07,856 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:07,862 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:07,875 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:07,881 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:07,883 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:07,997 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:07,999 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,001 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,002 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,004 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,006 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,008 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,010 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,014 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,016 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,018 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,020 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,022 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,024 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,026 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:08,042 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 30 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2019-08-18 09:33:08,042 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:08,348 WARN L188 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-08-18 09:33:08,349 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:08,369 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:08,370 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:08,371 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:08,371 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:08,375 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:08,383 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 31 [2019-08-18 09:33:08,383 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:08,662 WARN L188 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-08-18 09:33:08,663 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:08,664 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:08,665 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:193, output treesize:211 [2019-08-18 09:33:08,729 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 232 [2019-08-18 09:33:08,868 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,870 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,870 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,874 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,876 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,878 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,880 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,897 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,899 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,899 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,902 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,904 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,904 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,906 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,919 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,925 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,936 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,963 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,964 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,964 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,966 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,968 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,969 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,970 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,986 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,987 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,988 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,989 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,991 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,993 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,994 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,995 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:08,996 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,019 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,020 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,021 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,024 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,025 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,027 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,028 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,030 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,033 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,038 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,039 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,039 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,044 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,044 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,065 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,066 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,068 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,069 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,070 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,075 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,076 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,077 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,079 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,080 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,081 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,083 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,084 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,086 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,120 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,122 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,122 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,124 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,128 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,132 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,133 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,135 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,145 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,146 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,146 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,148 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,149 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,150 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,189 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,190 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,194 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,195 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,196 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,196 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,198 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,199 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,199 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,208 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,212 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,212 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,213 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,221 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,221 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,222 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,240 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,253 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:09,254 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 24 [2019-08-18 09:33:09,255 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:09,255 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:09,257 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 734#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (or (= 1 ~mode6~0) (= 0 ~mode6~0)) (= (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)) [2019-08-18 09:33:09,266 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:09,266 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:09,268 INFO L168 Benchmark]: Toolchain (without parser) took 2985.63 ms. Allocated memory was 138.9 MB in the beginning and 263.7 MB in the end (delta: 124.8 MB). Free memory was 87.0 MB in the beginning and 215.7 MB in the end (delta: -128.7 MB). Peak memory consumption was 101.4 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:09,270 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-08-18 09:33:09,271 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.25 ms. Allocated memory was 138.9 MB in the beginning and 200.3 MB in the end (delta: 61.3 MB). Free memory was 86.8 MB in the beginning and 172.4 MB in the end (delta: -85.6 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:09,272 INFO L168 Benchmark]: Boogie Preprocessor took 77.14 ms. Allocated memory is still 200.3 MB. Free memory was 172.4 MB in the beginning and 169.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:09,272 INFO L168 Benchmark]: RCFGBuilder took 936.04 ms. Allocated memory is still 200.3 MB. Free memory was 169.2 MB in the beginning and 112.6 MB in the end (delta: 56.5 MB). Peak memory consumption was 56.5 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:09,273 INFO L168 Benchmark]: Symbolic Interpretation took 1440.74 ms. Allocated memory was 200.3 MB in the beginning and 263.7 MB in the end (delta: 63.4 MB). Free memory was 112.6 MB in the beginning and 215.7 MB in the end (delta: -103.1 MB). Peak memory consumption was 65.6 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:09,278 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 610]: 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 734#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (or (= 1 ~mode6~0) (= 0 ~mode6~0)) (= (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)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 528.25 ms. Allocated memory was 138.9 MB in the beginning and 200.3 MB in the end (delta: 61.3 MB). Free memory was 86.8 MB in the beginning and 172.4 MB in the end (delta: -85.6 MB). Peak memory consumption was 23.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.14 ms. Allocated memory is still 200.3 MB. Free memory was 172.4 MB in the beginning and 169.2 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 936.04 ms. Allocated memory is still 200.3 MB. Free memory was 169.2 MB in the beginning and 112.6 MB in the end (delta: 56.5 MB). Peak memory consumption was 56.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1440.74 ms. Allocated memory was 200.3 MB in the beginning and 263.7 MB in the end (delta: 63.4 MB). Free memory was 112.6 MB in the beginning and 215.7 MB in the end (delta: -103.1 MB). Peak memory consumption was 65.6 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...