java -Xss4m -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem07_label31_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-71425fa [2018-07-22 00:51:32,280 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-22 00:51:32,282 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-22 00:51:32,296 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-22 00:51:32,296 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-22 00:51:32,297 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-22 00:51:32,298 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-22 00:51:32,301 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-22 00:51:32,303 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-22 00:51:32,304 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-22 00:51:32,305 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-22 00:51:32,305 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-22 00:51:32,306 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-22 00:51:32,307 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-22 00:51:32,308 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-22 00:51:32,309 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-22 00:51:32,309 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-22 00:51:32,315 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-22 00:51:32,326 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-22 00:51:32,328 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-22 00:51:32,329 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-22 00:51:32,330 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-22 00:51:32,332 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-22 00:51:32,332 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-22 00:51:32,333 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-22 00:51:32,333 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-22 00:51:32,340 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-22 00:51:32,340 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-22 00:51:32,341 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-22 00:51:32,342 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-22 00:51:32,342 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-22 00:51:32,343 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-22 00:51:32,343 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-22 00:51:32,343 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-22 00:51:32,350 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-22 00:51:32,351 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-22 00:51:32,351 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-07-22 00:51:32,369 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-22 00:51:32,370 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-22 00:51:32,370 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-22 00:51:32,371 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-07-22 00:51:32,371 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-07-22 00:51:32,371 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-07-22 00:51:32,371 INFO L133 SettingsManager]: * Use SBE=true [2018-07-22 00:51:32,372 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-22 00:51:32,372 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-22 00:51:32,372 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-22 00:51:32,372 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-22 00:51:32,372 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-22 00:51:32,373 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-22 00:51:32,376 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-22 00:51:32,376 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-22 00:51:32,376 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-22 00:51:32,376 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-22 00:51:32,376 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-22 00:51:32,376 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-22 00:51:32,377 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-22 00:51:32,377 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-22 00:51:32,377 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-22 00:51:32,377 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-22 00:51:32,377 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-22 00:51:32,377 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-07-22 00:51:32,378 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-22 00:51:32,378 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-22 00:51:32,378 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-22 00:51:32,378 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-22 00:51:32,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-22 00:51:32,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-22 00:51:32,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-22 00:51:32,448 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-22 00:51:32,448 INFO L276 PluginConnector]: CDTParser initialized [2018-07-22 00:51:32,449 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem07_label31_false-unreach-call.c [2018-07-22 00:51:32,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/f06acc72b/f75f899d9ade4dbabc5b1f2f57031ff3/FLAG067e1e6d1 [2018-07-22 00:51:34,770 INFO L276 CDTParser]: Found 1 translation units. [2018-07-22 00:51:34,770 INFO L158 CDTParser]: Scanning /storage/ultimate/trunk/examples/svcomp/eca-rers2012/Problem07_label31_false-unreach-call.c [2018-07-22 00:51:34,887 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/f06acc72b/f75f899d9ade4dbabc5b1f2f57031ff3/FLAG067e1e6d1 [2018-07-22 00:51:34,903 INFO L332 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/f06acc72b/f75f899d9ade4dbabc5b1f2f57031ff3 [2018-07-22 00:51:34,915 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-22 00:51:34,921 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-22 00:51:34,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-22 00:51:34,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-22 00:51:34,929 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-22 00:51:34,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:51:34" (1/1) ... [2018-07-22 00:51:34,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd18400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:34, skipping insertion in model container [2018-07-22 00:51:34,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:51:34" (1/1) ... [2018-07-22 00:51:36,418 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-22 00:51:46,831 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-22 00:51:46,849 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-22 00:51:54,854 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-22 00:52:01,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:52:01 WrapperNode [2018-07-22 00:52:01,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-22 00:52:01,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-22 00:52:01,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-22 00:52:01,206 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-22 00:52:01,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:52:01" (1/1) ... [2018-07-22 00:52:01,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:52:01" (1/1) ... [2018-07-22 00:52:03,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-22 00:52:03,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-22 00:52:03,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-22 00:52:03,621 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-22 00:52:03,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:52:01" (1/1) ... [2018-07-22 00:52:03,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:52:01" (1/1) ... [2018-07-22 00:52:03,880 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:52:01" (1/1) ... [2018-07-22 00:52:03,881 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:52:01" (1/1) ... [2018-07-22 00:52:04,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:52:01" (1/1) ... [2018-07-22 00:52:04,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:52:01" (1/1) ... [2018-07-22 00:52:05,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:52:01" (1/1) ... [2018-07-22 00:52:05,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-22 00:52:05,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-22 00:52:05,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-22 00:52:05,504 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-22 00:52:05,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:52:01" (1/1) ... No working directory specified, using /storage/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 [2018-07-22 00:52:05,566 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-07-22 00:52:05,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-22 00:52:05,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-22 00:53:01,265 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-22 00:53:01,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:53:01 BoogieIcfgContainer [2018-07-22 00:53:01,266 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-22 00:53:01,267 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-22 00:53:01,267 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-22 00:53:01,271 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-22 00:53:01,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 12:51:34" (1/3) ... [2018-07-22 00:53:01,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1acc8ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 12:53:01, skipping insertion in model container [2018-07-22 00:53:01,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:52:01" (2/3) ... [2018-07-22 00:53:01,273 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1acc8ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 12:53:01, skipping insertion in model container [2018-07-22 00:53:01,273 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:53:01" (3/3) ... [2018-07-22 00:53:01,275 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem07_label31_false-unreach-call.c [2018-07-22 00:53:01,284 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-22 00:53:01,305 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-22 00:53:01,408 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-22 00:53:01,409 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-22 00:53:01,409 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-22 00:53:01,409 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-22 00:53:01,409 INFO L376 AbstractCegarLoop]: Backedges is TWOTRACK [2018-07-22 00:53:01,409 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-22 00:53:01,409 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-22 00:53:01,410 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-22 00:53:01,410 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-22 00:53:01,558 INFO L276 IsEmpty]: Start isEmpty. Operand 10258 states. [2018-07-22 00:53:02,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10097 [2018-07-22 00:53:02,727 INFO L350 BasicCegarLoop]: Found error trace [2018-07-22 00:53:02,734 INFO L358 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-22 00:53:02,735 INFO L414 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0AssertViolationERROR_FUNCTION]=== [2018-07-22 00:53:02,745 INFO L82 PathProgramCache]: Analyzing trace with hash -880584766, now seen corresponding path program 1 times [2018-07-22 00:53:02,747 INFO L219 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-07-22 00:53:02,747 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-07-22 00:53:02,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-22 00:53:02,800 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-22 00:53:02,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-22 00:53:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-22 00:53:36,322 WARN L169 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-07-22 00:54:28,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-22 00:54:28,984 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-22 00:54:28,985 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-07-22 00:54:29,002 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-22 00:54:29,017 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-22 00:54:29,018 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-22 00:54:29,020 INFO L87 Difference]: Start difference. First operand 10258 states. Second operand 4 states. Received shutdown request... [2018-07-22 00:55:20,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-22 00:55:20,210 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-22 00:55:20,215 WARN L202 ceAbstractionStarter]: Timeout [2018-07-22 00:55:20,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 12:55:20 BoogieIcfgContainer [2018-07-22 00:55:20,216 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-22 00:55:20,216 INFO L168 Benchmark]: Toolchain (without parser) took 225300.43 ms. Allocated memory was 407.9 MB in the beginning and 3.7 GB in the end (delta: 3.3 GB). Free memory was 276.8 MB in the beginning and 461.2 MB in the end (delta: -184.4 MB). Peak memory consumption was 3.1 GB. Max. memory is 5.3 GB. [2018-07-22 00:55:20,217 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 308.3 MB. Free memory is still 273.9 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-07-22 00:55:20,218 INFO L168 Benchmark]: CACSL2BoogieTranslator took 26279.68 ms. Allocated memory was 407.9 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 276.8 MB in the beginning and 1.2 GB in the end (delta: -879.2 MB). Peak memory consumption was 1.2 GB. Max. memory is 5.3 GB. [2018-07-22 00:55:20,218 INFO L168 Benchmark]: Boogie Procedure Inliner took 2414.92 ms. Allocated memory was 1.8 GB in the beginning and 2.1 GB in the end (delta: 249.6 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -14.8 MB). Peak memory consumption was 758.7 MB. Max. memory is 5.3 GB. [2018-07-22 00:55:20,219 INFO L168 Benchmark]: Boogie Preprocessor took 1882.93 ms. Allocated memory is still 2.1 GB. Free memory was 1.2 GB in the beginning and 776.0 MB in the end (delta: 394.9 MB). Peak memory consumption was 394.9 MB. Max. memory is 5.3 GB. [2018-07-22 00:55:20,219 INFO L168 Benchmark]: RCFGBuilder took 55762.76 ms. Allocated memory was 2.1 GB in the beginning and 3.2 GB in the end (delta: 1.1 GB). Free memory was 776.0 MB in the beginning and 1.8 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 5.3 GB. [2018-07-22 00:55:20,220 INFO L168 Benchmark]: TraceAbstraction took 138948.57 ms. Allocated memory was 3.2 GB in the beginning and 3.7 GB in the end (delta: 470.3 MB). Free memory was 1.8 GB in the beginning and 461.2 MB in the end (delta: 1.3 GB). Peak memory consumption was 1.8 GB. Max. memory is 5.3 GB. [2018-07-22 00:55:20,225 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 308.3 MB. Free memory is still 273.9 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 26279.68 ms. Allocated memory was 407.9 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 276.8 MB in the beginning and 1.2 GB in the end (delta: -879.2 MB). Peak memory consumption was 1.2 GB. Max. memory is 5.3 GB. * Boogie Procedure Inliner took 2414.92 ms. Allocated memory was 1.8 GB in the beginning and 2.1 GB in the end (delta: 249.6 MB). Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: -14.8 MB). Peak memory consumption was 758.7 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 1882.93 ms. Allocated memory is still 2.1 GB. Free memory was 1.2 GB in the beginning and 776.0 MB in the end (delta: 394.9 MB). Peak memory consumption was 394.9 MB. Max. memory is 5.3 GB. * RCFGBuilder took 55762.76 ms. Allocated memory was 2.1 GB in the beginning and 3.2 GB in the end (delta: 1.1 GB). Free memory was 776.0 MB in the beginning and 1.8 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.3 GB. Max. memory is 5.3 GB. * TraceAbstraction took 138948.57 ms. Allocated memory was 3.2 GB in the beginning and 3.7 GB in the end (delta: 470.3 MB). Free memory was 1.8 GB in the beginning and 461.2 MB in the end (delta: 1.3 GB). Peak memory consumption was 1.8 GB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 73523]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 73523). Cancelled while BasicCegarLoop was constructing difference of abstraction (10258states) and interpolant automaton (currently 4 states, 4 states before enhancement), while ReachableStatesComputation was computing reachable states (31260 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10258 locations, 1 error locations. TIMEOUT Result, 138.8s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 51.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4717 SDtfs, 15707 SDslu, 97 SDs, 0 SdLazy, 50217 SolverSat, 14337 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 41.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10258occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.6s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 30.9s InterpolantComputationTime, 10096 NumberOfCodeBlocks, 10096 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 10095 ConstructedInterpolants, 0 QuantifiedInterpolants, 305716980 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/Problem07_label31_false-unreach-call.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-22_00-55-20-238.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/Problem07_label31_false-unreach-call.c_svcomp-Reach-64bit-Automizer_Default.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-22_00-55-20-238.csv Completed graceful shutdown