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.4.2.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 19:35:31,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 19:35:31,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 19:35:31,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 19:35:31,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 19:35:31,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 19:35:31,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 19:35:31,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 19:35:31,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 19:35:31,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 19:35:31,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 19:35:31,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 19:35:31,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 19:35:31,265 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 19:35:31,267 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 19:35:31,269 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 19:35:31,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 19:35:31,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 19:35:31,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 19:35:31,282 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 19:35:31,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 19:35:31,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 19:35:31,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 19:35:31,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 19:35:31,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 19:35:31,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 19:35:31,295 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 19:35:31,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 19:35:31,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 19:35:31,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 19:35:31,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 19:35:31,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 19:35:31,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 19:35:31,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 19:35:31,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 19:35:31,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 19:35:31,307 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 19:35:31,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 19:35:31,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 19:35:31,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 19:35:31,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 19:35:31,310 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 [2019-08-31 19:35:31,333 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 19:35:31,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 19:35:31,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 19:35:31,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 19:35:31,337 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 19:35:31,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 19:35:31,337 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 19:35:31,337 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 19:35:31,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 19:35:31,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 19:35:31,339 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 19:35:31,339 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 19:35:31,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 19:35:31,340 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 19:35:31,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 19:35:31,340 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 19:35:31,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 19:35:31,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 19:35:31,341 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 19:35:31,341 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 19:35:31,341 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 19:35:31,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 19:35:31,342 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 19:35:31,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 19:35:31,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 19:35:31,342 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 19:35:31,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 19:35:31,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 19:35:31,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 19:35:31,380 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 19:35:31,393 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 19:35:31,397 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 19:35:31,398 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 19:35:31,399 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 19:35:31,400 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c [2019-08-31 19:35:31,463 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d5484032/2b5fa07d132849948ed16755ae11cd99/FLAG33b35bd7d [2019-08-31 19:35:32,004 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 19:35:32,006 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.UNBOUNDED.pals.c [2019-08-31 19:35:32,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d5484032/2b5fa07d132849948ed16755ae11cd99/FLAG33b35bd7d [2019-08-31 19:35:32,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d5484032/2b5fa07d132849948ed16755ae11cd99 [2019-08-31 19:35:32,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 19:35:32,330 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 19:35:32,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 19:35:32,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 19:35:32,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 19:35:32,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:35:32" (1/1) ... [2019-08-31 19:35:32,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6278359e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:35:32, skipping insertion in model container [2019-08-31 19:35:32,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 07:35:32" (1/1) ... [2019-08-31 19:35:32,350 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 19:35:32,390 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 19:35:32,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:35:32,759 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 19:35:32,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 19:35:32,832 INFO L192 MainTranslator]: Completed translation [2019-08-31 19:35:32,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:35:32 WrapperNode [2019-08-31 19:35:32,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 19:35:32,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 19:35:32,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 19:35:32,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 19:35:32,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:35:32" (1/1) ... [2019-08-31 19:35:32,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:35:32" (1/1) ... [2019-08-31 19:35:32,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:35:32" (1/1) ... [2019-08-31 19:35:32,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:35:32" (1/1) ... [2019-08-31 19:35:32,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:35:32" (1/1) ... [2019-08-31 19:35:32,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:35:32" (1/1) ... [2019-08-31 19:35:32,905 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:35:32" (1/1) ... [2019-08-31 19:35:32,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 19:35:32,916 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 19:35:32,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 19:35:32,916 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 19:35:32,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 07:35:32" (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 [2019-08-31 19:35:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 19:35:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 19:35:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-31 19:35:32,984 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-31 19:35:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-31 19:35:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-31 19:35:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-31 19:35:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-31 19:35:32,985 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 19:35:32,986 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-31 19:35:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 19:35:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-31 19:35:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-31 19:35:32,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-31 19:35:32,988 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-31 19:35:32,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-31 19:35:32,990 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-31 19:35:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-31 19:35:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-31 19:35:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-31 19:35:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-31 19:35:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-31 19:35:32,991 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-31 19:35:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-31 19:35:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 19:35:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 19:35:32,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 19:35:33,712 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 19:35:33,713 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-31 19:35:33,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:35:33 BoogieIcfgContainer [2019-08-31 19:35:33,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 19:35:33,715 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 19:35:33,715 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 19:35:33,715 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 19:35:33,717 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 07:35:33" (1/1) ... [2019-08-31 19:35:33,761 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 19:35:33,761 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 19:35:33,779 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 19:35:33,789 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 19:35:33,790 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 19:35:33,957 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:35:33,958 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:35:33,959 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-31 19:35:33,977 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 [2019-08-31 19:35:33,978 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 19:35:34,161 WARN L188 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-08-31 19:35:34,162 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:35:34,183 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:35:34,184 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:35:34,185 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:35:34,186 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:35:34,187 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:35:34,188 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 19:35:34,192 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 [2019-08-31 19:35:34,192 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 19:35:34,374 WARN L188 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-08-31 19:35:34,375 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 19:35:34,376 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 19:35:34,376 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:133, output treesize:143 [2019-08-31 19:35:34,448 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 205 for LOIs [2019-08-31 19:35:34,927 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,929 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,930 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,931 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,932 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,933 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,935 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,944 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,946 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,947 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,948 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,950 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,951 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,952 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,954 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,955 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,957 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,958 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,960 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,962 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,963 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,965 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,967 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:34,990 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,025 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,056 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,056 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,057 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,059 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,066 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,068 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,069 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,071 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,072 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,194 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,195 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,195 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,196 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,200 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,201 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,202 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,203 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,204 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,209 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,210 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,211 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,212 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,215 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,216 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,217 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,220 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,222 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,329 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,330 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,330 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,331 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,332 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,332 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,333 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,339 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,341 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,342 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,343 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,367 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,368 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,368 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,369 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,371 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,372 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,373 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,374 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,375 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,382 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,383 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,383 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,384 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,385 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,386 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,387 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,463 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-31 19:35:35,465 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,467 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,474 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,481 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-31 19:35:35,549 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 8 terms [2019-08-31 19:35:35,549 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,550 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 19:35:35,552 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 24 for LOIs [2019-08-31 19:35:35,555 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 19:35:35,555 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 19:35:35,557 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 738#(and (<= ~mode4~0 1) (<= ~mode3~0 1) (<= assert_~arg 1) (<= 0 ~mode3~0) (= (mod assert_~arg 256) 0) (<= |assert_#in~arg| 1) (<= 0 |assert_#in~arg|) (<= 0 ~mode4~0) (= assert_~arg |assert_#in~arg|) (or (and (<= ~mode4~0 1) (<= ~mode3~0 1) (= 1 |assert_#in~arg|) (<= 1 ~mode4~0) (<= 1 ~mode3~0)) (and (<= ~mode4~0 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (= 1 |assert_#in~arg|) (<= 0 ~mode4~0)) (and (<= ~mode4~0 1) (<= 0 ~mode3~0) (<= ~mode3~0 0) (= 1 |assert_#in~arg|) (<= 1 ~mode4~0)) (and (<= ~mode4~0 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= 0 ~mode4~0) (= 0 |assert_#in~arg|)) (and (<= ~mode4~0 1) (<= 0 ~mode3~0) (<= ~mode3~0 0) (= 0 |assert_#in~arg|) (<= 1 ~mode4~0)) (and (<= ~mode4~0 0) (<= ~mode3~0 1) (<= 0 ~mode4~0) (= 0 |assert_#in~arg|) (<= 1 ~mode3~0)) (and (<= ~mode4~0 0) (<= ~mode3~0 1) (= 1 |assert_#in~arg|) (<= 0 ~mode4~0) (<= 1 ~mode3~0)) (and (<= ~mode4~0 1) (<= ~mode3~0 1) (= 0 |assert_#in~arg|) (<= 1 ~mode4~0) (<= 1 ~mode3~0))) (<= 0 assert_~arg)) [2019-08-31 19:35:35,576 INFO L103 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-08-31 19:35:35,577 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 19:35:35,579 INFO L168 Benchmark]: Toolchain (without parser) took 3248.57 ms. Allocated memory was 141.0 MB in the beginning and 259.5 MB in the end (delta: 118.5 MB). Free memory was 86.4 MB in the beginning and 123.1 MB in the end (delta: -36.7 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2019-08-31 19:35:35,582 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-31 19:35:35,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 503.04 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 86.2 MB in the beginning and 175.3 MB in the end (delta: -89.1 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-08-31 19:35:35,586 INFO L168 Benchmark]: Boogie Preprocessor took 81.09 ms. Allocated memory is still 201.3 MB. Free memory was 175.3 MB in the beginning and 172.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-31 19:35:35,591 INFO L168 Benchmark]: RCFGBuilder took 798.91 ms. Allocated memory is still 201.3 MB. Free memory was 172.9 MB in the beginning and 132.1 MB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. [2019-08-31 19:35:35,593 INFO L168 Benchmark]: Sifa took 1861.87 ms. Allocated memory was 201.3 MB in the beginning and 259.5 MB in the end (delta: 58.2 MB). Free memory was 132.1 MB in the beginning and 123.1 MB in the end (delta: 8.9 MB). Peak memory consumption was 67.1 MB. Max. memory is 7.1 GB. [2019-08-31 19:35:35,603 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 141.0 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 503.04 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 86.2 MB in the beginning and 175.3 MB in the end (delta: -89.1 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.09 ms. Allocated memory is still 201.3 MB. Free memory was 175.3 MB in the beginning and 172.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 798.91 ms. Allocated memory is still 201.3 MB. Free memory was 172.9 MB in the beginning and 132.1 MB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. * Sifa took 1861.87 ms. Allocated memory was 201.3 MB in the beginning and 259.5 MB in the end (delta: 58.2 MB). Free memory was 132.1 MB in the beginning and 123.1 MB in the end (delta: 8.9 MB). Peak memory consumption was 67.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 1.8s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 188 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 172 TOOLS_POST_APPLICATIONS, 0.7s TOOLS_POST_TIME, 15 TOOLS_POST_CALL_APPLICATIONS, 0.2s TOOLS_POST_CALL_TIME, 13 TOOLS_POST_RETURN_APPLICATIONS, 0.2s TOOLS_POST_RETURN_TIME, 1.0s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 189 FLUID_QUERIES, 5 FLUID_YES_ANSWERS, 73 DOMAIN_JOIN_APPLICATIONS, 0.4s DOMAIN_JOIN_TIME, 5 DOMAIN_ALPHA_APPLICATIONS, 0.1s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 1 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 63 DOMAIN_ISBOTTOM_APPLICATIONS, 0.1s DOMAIN_ISBOTTOM_TIME, 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 0.1s LOOP_SUMMARIZER_OVERALL_TIME, 0.1s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 1 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 13 CALL_SUMMARIZER_APPLICATIONS, 8 CALL_SUMMARIZER_CACHE_MISSES, 1.2s CALL_SUMMARIZER_OVERALL_TIME, 1.2s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 416 DAG_COMPRESSION_PROCESSED_NODES, 209 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 434]: 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 738#(and (<= ~mode4~0 1) (<= ~mode3~0 1) (<= assert_~arg 1) (<= 0 ~mode3~0) (= (mod assert_~arg 256) 0) (<= |assert_#in~arg| 1) (<= 0 |assert_#in~arg|) (<= 0 ~mode4~0) (= assert_~arg |assert_#in~arg|) (or (and (<= ~mode4~0 1) (<= ~mode3~0 1) (= 1 |assert_#in~arg|) (<= 1 ~mode4~0) (<= 1 ~mode3~0)) (and (<= ~mode4~0 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (= 1 |assert_#in~arg|) (<= 0 ~mode4~0)) (and (<= ~mode4~0 1) (<= 0 ~mode3~0) (<= ~mode3~0 0) (= 1 |assert_#in~arg|) (<= 1 ~mode4~0)) (and (<= ~mode4~0 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= 0 ~mode4~0) (= 0 |assert_#in~arg|)) (and (<= ~mode4~0 1) (<= 0 ~mode3~0) (<= ~mode3~0 0) (= 0 |assert_#in~arg|) (<= 1 ~mode4~0)) (and (<= ~mode4~0 0) (<= ~mode3~0 1) (<= 0 ~mode4~0) (= 0 |assert_#in~arg|) (<= 1 ~mode3~0)) (and (<= ~mode4~0 0) (<= ~mode3~0 1) (= 1 |assert_#in~arg|) (<= 0 ~mode4~0) (<= 1 ~mode3~0)) (and (<= ~mode4~0 1) (<= ~mode3~0 1) (= 0 |assert_#in~arg|) (<= 1 ~mode4~0) (<= 1 ~mode3~0))) (<= 0 assert_~arg)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...