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.6.2.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 09:33:03,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 09:33:03,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 09:33:03,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 09:33:03,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 09:33:03,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 09:33:03,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 09:33:03,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 09:33:03,238 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 09:33:03,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 09:33:03,240 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 09:33:03,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 09:33:03,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 09:33:03,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 09:33:03,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 09:33:03,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 09:33:03,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 09:33:03,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 09:33:03,248 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 09:33:03,250 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 09:33:03,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 09:33:03,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 09:33:03,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 09:33:03,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 09:33:03,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 09:33:03,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 09:33:03,260 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 09:33:03,261 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 09:33:03,261 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 09:33:03,262 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 09:33:03,263 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 09:33:03,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 09:33:03,264 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 09:33:03,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 09:33:03,265 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 09:33:03,266 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 09:33:03,266 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 09:33:03,281 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 09:33:03,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 09:33:03,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 09:33:03,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 09:33:03,283 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 09:33:03,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 09:33:03,283 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 09:33:03,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 09:33:03,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 09:33:03,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 09:33:03,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 09:33:03,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 09:33:03,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 09:33:03,285 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 09:33:03,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 09:33:03,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 09:33:03,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 09:33:03,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 09:33:03,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 09:33:03,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 09:33:03,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 09:33:03,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 09:33:03,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 09:33:03,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 09:33:03,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 09:33:03,289 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 09:33:03,289 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 09:33:03,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 09:33:03,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 09:33:03,340 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 09:33:03,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 09:33:03,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 09:33:03,364 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 09:33:03,364 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 09:33:03,365 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:03,428 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0734b0e6/5af4216a50924e5fb392a416973e9167/FLAGa3f63bb1b [2019-08-18 09:33:03,927 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 09:33:03,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c [2019-08-18 09:33:03,940 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0734b0e6/5af4216a50924e5fb392a416973e9167/FLAGa3f63bb1b [2019-08-18 09:33:04,232 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0734b0e6/5af4216a50924e5fb392a416973e9167 [2019-08-18 09:33:04,243 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 09:33:04,245 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 09:33:04,246 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:04,246 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 09:33:04,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 09:33:04,254 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:04" (1/1) ... [2019-08-18 09:33:04,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ecc0bbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:04, skipping insertion in model container [2019-08-18 09:33:04,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:33:04" (1/1) ... [2019-08-18 09:33:04,266 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 09:33:04,334 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 09:33:04,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:04,780 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 09:33:04,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 09:33:04,880 INFO L192 MainTranslator]: Completed translation [2019-08-18 09:33:04,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:04 WrapperNode [2019-08-18 09:33:04,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 09:33:04,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 09:33:04,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 09:33:04,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 09:33:04,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:04" (1/1) ... [2019-08-18 09:33:04,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:04" (1/1) ... [2019-08-18 09:33:04,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:04" (1/1) ... [2019-08-18 09:33:04,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:04" (1/1) ... [2019-08-18 09:33:04,933 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:04" (1/1) ... [2019-08-18 09:33:04,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:04" (1/1) ... [2019-08-18 09:33:04,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:04" (1/1) ... [2019-08-18 09:33:04,961 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 09:33:04,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 09:33:04,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 09:33:04,962 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 09:33:04,963 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:33:04" (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 09:33:05,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 09:33:05,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 09:33:05,049 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-18 09:33:05,049 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-18 09:33:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-18 09:33:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-18 09:33:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-18 09:33:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-18 09:33:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-18 09:33:05,052 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-18 09:33:05,052 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 09:33:05,052 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-18 09:33:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 09:33:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 09:33:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 09:33:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-18 09:33:05,059 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 09:33:05,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 09:33:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 09:33:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 09:33:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 09:33:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 09:33:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 09:33:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 09:33:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 09:33:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-18 09:33:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 09:33:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 09:33:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 09:33:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 09:33:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 09:33:06,085 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 09:33:06,085 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 09:33:06,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:06 BoogieIcfgContainer [2019-08-18 09:33:06,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 09:33:06,088 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 09:33:06,088 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 09:33:06,088 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 09:33:06,089 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:33:06" (1/1) ... [2019-08-18 09:33:06,103 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 09:33:06,106 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 09:33:06,116 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 09:33:06,125 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 09:33:06,127 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 09:33:06,285 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,288 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,290 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,292 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,294 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,296 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,297 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,300 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,302 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,304 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,310 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,312 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,314 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,315 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,317 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 09:33:06,340 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 09:33:06,341 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:06,673 WARN L188 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-08-18 09:33:06,674 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:06,692 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:06,693 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:06,694 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:06,694 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:06,695 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 09:33:06,698 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 09:33:06,699 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 09:33:06,970 WARN L188 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-08-18 09:33:06,971 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 09:33:06,972 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 09:33:06,973 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:193, output treesize:211 [2019-08-18 09:33:07,031 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 232 [2019-08-18 09:33:07,205 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,216 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,224 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,230 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,232 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,234 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,237 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,239 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,242 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,244 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,246 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,250 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,338 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,340 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,341 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,342 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,347 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,349 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,350 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,368 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,369 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,373 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,375 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,376 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,378 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,381 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,382 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,384 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,492 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,493 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,494 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,495 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,496 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,497 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,498 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,502 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,503 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,504 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,506 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,506 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,516 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,517 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,518 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,520 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,521 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,522 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,523 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,524 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,525 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,529 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,531 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,531 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,532 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,533 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,534 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,535 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,544 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,545 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,546 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,548 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,549 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,550 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,551 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,552 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,553 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,561 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,562 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,564 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,568 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,578 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,580 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,583 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,584 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,586 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,601 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,602 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,611 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,613 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,615 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,616 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,617 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,618 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,620 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,626 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,627 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,628 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,629 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,630 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,630 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,631 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,668 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,730 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,773 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 09:33:07,775 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 6 [2019-08-18 09:33:07,775 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 09:33:07,776 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 09:33:07,778 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 776#(and (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)) [2019-08-18 09:33:07,789 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 09:33:07,789 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 09:33:07,792 INFO L168 Benchmark]: Toolchain (without parser) took 3546.74 ms. Allocated memory was 133.7 MB in the beginning and 260.6 MB in the end (delta: 126.9 MB). Free memory was 88.5 MB in the beginning and 186.7 MB in the end (delta: -98.2 MB). Peak memory consumption was 107.7 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:07,794 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 09:33:07,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 635.09 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 88.3 MB in the beginning and 170.1 MB in the end (delta: -81.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:07,798 INFO L168 Benchmark]: Boogie Preprocessor took 79.66 ms. Allocated memory is still 199.8 MB. Free memory was 170.1 MB in the beginning and 166.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:07,799 INFO L168 Benchmark]: RCFGBuilder took 1126.11 ms. Allocated memory is still 199.8 MB. Free memory was 166.8 MB in the beginning and 111.4 MB in the end (delta: 55.4 MB). Peak memory consumption was 55.4 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:07,801 INFO L168 Benchmark]: Symbolic Interpretation took 1701.70 ms. Allocated memory was 199.8 MB in the beginning and 260.6 MB in the end (delta: 60.8 MB). Free memory was 110.8 MB in the beginning and 186.7 MB in the end (delta: -75.9 MB). Peak memory consumption was 64.0 MB. Max. memory is 7.1 GB. [2019-08-18 09:33:07,813 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 607]: 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 776#(and (or (= 1 |assert_#in~arg|) (= 0 |assert_#in~arg|)) (= (mod assert_~arg 256) 0) (= assert_~arg |assert_#in~arg|)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 133.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 635.09 ms. Allocated memory was 133.7 MB in the beginning and 199.8 MB in the end (delta: 66.1 MB). Free memory was 88.3 MB in the beginning and 170.1 MB in the end (delta: -81.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.66 ms. Allocated memory is still 199.8 MB. Free memory was 170.1 MB in the beginning and 166.8 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1126.11 ms. Allocated memory is still 199.8 MB. Free memory was 166.8 MB in the beginning and 111.4 MB in the end (delta: 55.4 MB). Peak memory consumption was 55.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 1701.70 ms. Allocated memory was 199.8 MB in the beginning and 260.6 MB in the end (delta: 60.8 MB). Free memory was 110.8 MB in the beginning and 186.7 MB in the end (delta: -75.9 MB). Peak memory consumption was 64.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...