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/loop-invgen/MADWiFi-encode_ie_ok.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 22:04:38,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 22:04:38,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 22:04:38,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 22:04:38,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 22:04:38,368 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 22:04:38,370 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 22:04:38,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 22:04:38,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 22:04:38,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 22:04:38,376 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 22:04:38,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 22:04:38,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 22:04:38,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 22:04:38,380 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 22:04:38,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 22:04:38,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 22:04:38,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 22:04:38,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 22:04:38,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 22:04:38,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 22:04:38,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 22:04:38,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 22:04:38,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 22:04:38,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 22:04:38,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 22:04:38,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 22:04:38,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 22:04:38,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 22:04:38,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 22:04:38,395 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 22:04:38,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 22:04:38,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 22:04:38,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 22:04:38,400 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 22:04:38,400 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 22:04:38,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 22:04:38,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 22:04:38,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 22:04:38,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 22:04:38,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 22:04:38,404 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-22 22:04:38,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 22:04:38,419 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 22:04:38,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 22:04:38,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 22:04:38,422 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 22:04:38,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 22:04:38,423 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 22:04:38,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 22:04:38,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 22:04:38,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 22:04:38,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 22:04:38,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 22:04:38,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 22:04:38,424 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 22:04:38,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 22:04:38,424 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 22:04:38,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 22:04:38,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 22:04:38,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 22:04:38,426 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 22:04:38,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 22:04:38,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 22:04:38,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 22:04:38,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 22:04:38,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 22:04:38,428 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 22:04:38,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 22:04:38,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 22:04:38,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 22:04:38,465 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 22:04:38,476 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 22:04:38,479 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 22:04:38,480 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 22:04:38,481 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 22:04:38,482 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/MADWiFi-encode_ie_ok.i [2019-08-22 22:04:38,542 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb9b0959b/32849e8cd1cd4ed48bd65f79f16d8050/FLAG5b92cdb64 [2019-08-22 22:04:39,014 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 22:04:39,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/MADWiFi-encode_ie_ok.i [2019-08-22 22:04:39,024 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb9b0959b/32849e8cd1cd4ed48bd65f79f16d8050/FLAG5b92cdb64 [2019-08-22 22:04:39,361 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb9b0959b/32849e8cd1cd4ed48bd65f79f16d8050 [2019-08-22 22:04:39,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 22:04:39,372 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 22:04:39,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 22:04:39,373 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 22:04:39,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 22:04:39,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:04:39" (1/1) ... [2019-08-22 22:04:39,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59db8d01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:04:39, skipping insertion in model container [2019-08-22 22:04:39,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 10:04:39" (1/1) ... [2019-08-22 22:04:39,388 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 22:04:39,407 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 22:04:39,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 22:04:39,588 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 22:04:39,609 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 22:04:39,625 INFO L192 MainTranslator]: Completed translation [2019-08-22 22:04:39,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:04:39 WrapperNode [2019-08-22 22:04:39,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 22:04:39,627 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 22:04:39,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 22:04:39,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 22:04:39,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:04:39" (1/1) ... [2019-08-22 22:04:39,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:04:39" (1/1) ... [2019-08-22 22:04:39,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:04:39" (1/1) ... [2019-08-22 22:04:39,737 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:04:39" (1/1) ... [2019-08-22 22:04:39,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:04:39" (1/1) ... [2019-08-22 22:04:39,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:04:39" (1/1) ... [2019-08-22 22:04:39,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:04:39" (1/1) ... [2019-08-22 22:04:39,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 22:04:39,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 22:04:39,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 22:04:39,765 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 22:04:39,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 10:04:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 22:04:39,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 22:04:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 22:04:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-22 22:04:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 22:04:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 22:04:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 22:04:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-22 22:04:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 22:04:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 22:04:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 22:04:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 22:04:40,075 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 22:04:40,075 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-22 22:04:40,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:04:40 BoogieIcfgContainer [2019-08-22 22:04:40,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 22:04:40,078 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 22:04:40,078 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 22:04:40,089 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 22:04:40,090 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 10:04:40" (1/1) ... [2019-08-22 22:04:40,115 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 22:04:40,117 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 22:04:40,130 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 22:04:40,144 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 22:04:40,146 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 22:04:40,194 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-22 22:04:40,248 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:40,254 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:40,299 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:40,308 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:40,379 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:40,384 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:40,458 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:40,465 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:40,579 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:40,594 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:40,770 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:40,782 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:40,997 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:41,011 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:41,308 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:41,330 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:41,658 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:41,684 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:42,280 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:42,315 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:43,110 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:43,183 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:44,814 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:44,890 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:46,725 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:46,824 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:49,698 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:49,797 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:55,479 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:04:55,625 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:05:07,583 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:05:07,776 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:05:30,695 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 22:05:30,989 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms