./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e002fb6463a65ebb6b75b40986db95c31112380a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 16:41:21,099 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 16:41:21,101 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 16:41:21,115 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 16:41:21,115 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 16:41:21,116 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 16:41:21,118 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 16:41:21,120 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 16:41:21,122 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 16:41:21,123 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 16:41:21,124 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 16:41:21,124 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 16:41:21,126 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 16:41:21,127 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 16:41:21,128 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 16:41:21,129 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 16:41:21,130 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 16:41:21,132 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 16:41:21,134 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 16:41:21,136 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 16:41:21,137 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 16:41:21,138 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 16:41:21,141 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 16:41:21,141 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 16:41:21,141 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 16:41:21,142 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 16:41:21,144 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 16:41:21,145 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 16:41:21,146 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 16:41:21,147 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 16:41:21,147 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 16:41:21,147 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 16:41:21,148 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 16:41:21,148 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 16:41:21,149 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 16:41:21,150 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 16:41:21,150 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 16:41:21,166 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 16:41:21,166 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 16:41:21,167 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 16:41:21,167 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 16:41:21,168 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 16:41:21,169 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 16:41:21,169 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 16:41:21,169 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 16:41:21,169 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 16:41:21,169 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 16:41:21,169 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 16:41:21,170 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 16:41:21,170 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 16:41:21,170 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 16:41:21,170 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 16:41:21,170 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 16:41:21,170 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 16:41:21,171 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 16:41:21,172 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 16:41:21,172 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 16:41:21,172 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 16:41:21,173 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 16:41:21,173 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 16:41:21,173 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 16:41:21,174 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 16:41:21,174 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 16:41:21,174 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 16:41:21,174 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 16:41:21,174 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 16:41:21,174 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 16:41:21,174 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e002fb6463a65ebb6b75b40986db95c31112380a [2018-11-28 16:41:21,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 16:41:21,233 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 16:41:21,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 16:41:21,242 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 16:41:21,242 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 16:41:21,243 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-11-28 16:41:21,301 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1af04263/52e66dafbf4e4b55a66b8c22580774be/FLAG31f3feee5 [2018-11-28 16:41:21,873 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 16:41:21,873 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-11-28 16:41:21,906 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1af04263/52e66dafbf4e4b55a66b8c22580774be/FLAG31f3feee5 [2018-11-28 16:41:22,098 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1af04263/52e66dafbf4e4b55a66b8c22580774be [2018-11-28 16:41:22,101 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 16:41:22,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 16:41:22,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 16:41:22,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 16:41:22,109 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 16:41:22,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@456c51e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22, skipping insertion in model container [2018-11-28 16:41:22,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 16:41:22,179 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 16:41:22,642 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 16:41:22,648 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 16:41:22,760 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 16:41:22,786 INFO L195 MainTranslator]: Completed translation [2018-11-28 16:41:22,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22 WrapperNode [2018-11-28 16:41:22,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 16:41:22,787 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 16:41:22,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 16:41:22,788 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 16:41:22,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 16:41:22,937 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 16:41:22,937 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 16:41:22,937 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 16:41:22,949 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,963 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:23,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:23,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:23,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:23,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 16:41:23,057 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 16:41:23,057 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 16:41:23,057 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 16:41:23,058 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (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 [2018-11-28 16:41:23,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 16:41:23,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 16:41:23,145 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 16:41:23,145 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 16:41:23,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 16:41:23,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 16:41:23,145 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 16:41:23,146 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 16:41:26,353 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 16:41:26,353 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 16:41:26,354 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:26 BoogieIcfgContainer [2018-11-28 16:41:26,354 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 16:41:26,355 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 16:41:26,355 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 16:41:26,359 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 16:41:26,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:41:22" (1/3) ... [2018-11-28 16:41:26,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c3acc0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:41:26, skipping insertion in model container [2018-11-28 16:41:26,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (2/3) ... [2018-11-28 16:41:26,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c3acc0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:41:26, skipping insertion in model container [2018-11-28 16:41:26,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:26" (3/3) ... [2018-11-28 16:41:26,362 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label26_true-unreach-call_false-termination.c [2018-11-28 16:41:26,373 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 16:41:26,382 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 16:41:26,400 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 16:41:26,439 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 16:41:26,440 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 16:41:26,441 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 16:41:26,441 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 16:41:26,441 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 16:41:26,441 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 16:41:26,441 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 16:41:26,441 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 16:41:26,442 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 16:41:26,470 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-28 16:41:26,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-28 16:41:26,483 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:26,485 INFO L402 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] [2018-11-28 16:41:26,487 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:26,493 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:26,494 INFO L82 PathProgramCache]: Analyzing trace with hash -1414431897, now seen corresponding path program 1 times [2018-11-28 16:41:26,496 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:26,497 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:26,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:26,549 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:26,549 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:27,162 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 16:41:27,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:27,317 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:41:27,318 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 16:41:27,325 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 16:41:27,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 16:41:27,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 16:41:27,345 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-28 16:41:28,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:28,885 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-28 16:41:28,888 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 16:41:28,890 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2018-11-28 16:41:28,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:28,908 INFO L225 Difference]: With dead ends: 547 [2018-11-28 16:41:28,908 INFO L226 Difference]: Without dead ends: 278 [2018-11-28 16:41:28,915 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 16:41:28,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-11-28 16:41:28,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2018-11-28 16:41:28,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-11-28 16:41:28,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 394 transitions. [2018-11-28 16:41:28,996 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 394 transitions. Word has length 109 [2018-11-28 16:41:28,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:28,997 INFO L480 AbstractCegarLoop]: Abstraction has 278 states and 394 transitions. [2018-11-28 16:41:28,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 16:41:28,998 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 394 transitions. [2018-11-28 16:41:29,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-28 16:41:29,004 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:29,004 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:41:29,004 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:29,005 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:29,005 INFO L82 PathProgramCache]: Analyzing trace with hash -609512656, now seen corresponding path program 1 times [2018-11-28 16:41:29,005 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:29,005 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:29,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:29,007 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:29,007 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:29,291 WARN L180 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 16:41:29,406 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:29,406 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:41:29,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 16:41:29,408 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 16:41:29,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 16:41:29,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 16:41:29,409 INFO L87 Difference]: Start difference. First operand 278 states and 394 transitions. Second operand 6 states. [2018-11-28 16:41:31,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:31,113 INFO L93 Difference]: Finished difference Result 840 states and 1222 transitions. [2018-11-28 16:41:31,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 16:41:31,115 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2018-11-28 16:41:31,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:31,123 INFO L225 Difference]: With dead ends: 840 [2018-11-28 16:41:31,124 INFO L226 Difference]: Without dead ends: 568 [2018-11-28 16:41:31,126 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 16:41:31,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2018-11-28 16:41:31,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 556. [2018-11-28 16:41:31,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 556 states. [2018-11-28 16:41:31,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 785 transitions. [2018-11-28 16:41:31,187 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 785 transitions. Word has length 119 [2018-11-28 16:41:31,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:31,187 INFO L480 AbstractCegarLoop]: Abstraction has 556 states and 785 transitions. [2018-11-28 16:41:31,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 16:41:31,187 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 785 transitions. [2018-11-28 16:41:31,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-28 16:41:31,197 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:31,197 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:41:31,197 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:31,197 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:31,198 INFO L82 PathProgramCache]: Analyzing trace with hash 1252784430, now seen corresponding path program 1 times [2018-11-28 16:41:31,198 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:31,198 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:31,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:31,199 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:31,199 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:31,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:31,691 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-11-28 16:41:31,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:31,782 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:41:31,782 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 16:41:31,782 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 16:41:31,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 16:41:31,783 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 16:41:31,783 INFO L87 Difference]: Start difference. First operand 556 states and 785 transitions. Second operand 5 states. [2018-11-28 16:41:32,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:32,620 INFO L93 Difference]: Finished difference Result 1205 states and 1730 transitions. [2018-11-28 16:41:32,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 16:41:32,622 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 120 [2018-11-28 16:41:32,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:32,628 INFO L225 Difference]: With dead ends: 1205 [2018-11-28 16:41:32,628 INFO L226 Difference]: Without dead ends: 554 [2018-11-28 16:41:32,630 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 16:41:32,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2018-11-28 16:41:32,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 554. [2018-11-28 16:41:32,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2018-11-28 16:41:32,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 712 transitions. [2018-11-28 16:41:32,678 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 712 transitions. Word has length 120 [2018-11-28 16:41:32,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:32,679 INFO L480 AbstractCegarLoop]: Abstraction has 554 states and 712 transitions. [2018-11-28 16:41:32,679 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 16:41:32,679 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 712 transitions. [2018-11-28 16:41:32,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-28 16:41:32,682 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:32,683 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:41:32,683 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:32,683 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:32,683 INFO L82 PathProgramCache]: Analyzing trace with hash -1557577546, now seen corresponding path program 1 times [2018-11-28 16:41:32,684 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:32,684 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:32,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:32,685 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:32,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:32,917 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:32,917 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:41:32,917 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 16:41:32,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 16:41:32,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 16:41:32,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 16:41:32,921 INFO L87 Difference]: Start difference. First operand 554 states and 712 transitions. Second operand 4 states. [2018-11-28 16:41:35,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:35,440 INFO L93 Difference]: Finished difference Result 1372 states and 1784 transitions. [2018-11-28 16:41:35,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 16:41:35,442 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2018-11-28 16:41:35,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:35,447 INFO L225 Difference]: With dead ends: 1372 [2018-11-28 16:41:35,448 INFO L226 Difference]: Without dead ends: 824 [2018-11-28 16:41:35,450 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-28 16:41:35,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2018-11-28 16:41:35,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 824. [2018-11-28 16:41:35,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 824 states. [2018-11-28 16:41:35,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1027 transitions. [2018-11-28 16:41:35,480 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1027 transitions. Word has length 124 [2018-11-28 16:41:35,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:35,480 INFO L480 AbstractCegarLoop]: Abstraction has 824 states and 1027 transitions. [2018-11-28 16:41:35,480 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 16:41:35,480 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1027 transitions. [2018-11-28 16:41:35,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-28 16:41:35,485 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:35,486 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:41:35,486 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:35,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:35,487 INFO L82 PathProgramCache]: Analyzing trace with hash -323555598, now seen corresponding path program 1 times [2018-11-28 16:41:35,487 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:35,488 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:35,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:35,489 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:35,489 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:36,023 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-28 16:41:36,050 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-28 16:41:36,050 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 16:41:36,050 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 16:41:36,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:36,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:36,211 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 16:41:36,434 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-28 16:41:36,467 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 16:41:36,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-28 16:41:36,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 16:41:36,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 16:41:36,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 16:41:36,471 INFO L87 Difference]: Start difference. First operand 824 states and 1027 transitions. Second operand 7 states. [2018-11-28 16:41:39,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:39,970 INFO L93 Difference]: Finished difference Result 2772 states and 3535 transitions. [2018-11-28 16:41:39,973 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-28 16:41:39,973 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 168 [2018-11-28 16:41:39,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:39,987 INFO L225 Difference]: With dead ends: 2772 [2018-11-28 16:41:39,987 INFO L226 Difference]: Without dead ends: 1954 [2018-11-28 16:41:39,990 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2018-11-28 16:41:39,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1954 states. [2018-11-28 16:41:40,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1954 to 1940. [2018-11-28 16:41:40,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1940 states. [2018-11-28 16:41:40,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1940 states and 2358 transitions. [2018-11-28 16:41:40,076 INFO L78 Accepts]: Start accepts. Automaton has 1940 states and 2358 transitions. Word has length 168 [2018-11-28 16:41:40,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:40,078 INFO L480 AbstractCegarLoop]: Abstraction has 1940 states and 2358 transitions. [2018-11-28 16:41:40,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 16:41:40,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2358 transitions. [2018-11-28 16:41:40,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-28 16:41:40,086 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:40,087 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:41:40,087 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:40,087 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:40,087 INFO L82 PathProgramCache]: Analyzing trace with hash -398578223, now seen corresponding path program 1 times [2018-11-28 16:41:40,087 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:40,089 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:40,090 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:40,091 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:40,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:40,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:40,458 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 80 proven. 39 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-28 16:41:40,458 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 16:41:40,459 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 16:41:40,468 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:40,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:40,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 16:41:40,935 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 92 proven. 25 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-28 16:41:40,968 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 16:41:40,968 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-28 16:41:40,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 16:41:40,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 16:41:40,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-28 16:41:40,972 INFO L87 Difference]: Start difference. First operand 1940 states and 2358 transitions. Second operand 8 states. [2018-11-28 16:41:43,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:43,388 INFO L93 Difference]: Finished difference Result 6043 states and 7803 transitions. [2018-11-28 16:41:43,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 16:41:43,389 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 187 [2018-11-28 16:41:43,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:43,413 INFO L225 Difference]: With dead ends: 6043 [2018-11-28 16:41:43,413 INFO L226 Difference]: Without dead ends: 4109 [2018-11-28 16:41:43,420 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2018-11-28 16:41:43,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4109 states. [2018-11-28 16:41:43,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4109 to 3352. [2018-11-28 16:41:43,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3352 states. [2018-11-28 16:41:43,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 3352 states and 4119 transitions. [2018-11-28 16:41:43,528 INFO L78 Accepts]: Start accepts. Automaton has 3352 states and 4119 transitions. Word has length 187 [2018-11-28 16:41:43,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:43,529 INFO L480 AbstractCegarLoop]: Abstraction has 3352 states and 4119 transitions. [2018-11-28 16:41:43,529 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 16:41:43,529 INFO L276 IsEmpty]: Start isEmpty. Operand 3352 states and 4119 transitions. [2018-11-28 16:41:43,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-28 16:41:43,540 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:43,540 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:41:43,540 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:43,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:43,541 INFO L82 PathProgramCache]: Analyzing trace with hash -901861594, now seen corresponding path program 1 times [2018-11-28 16:41:43,541 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:43,541 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:43,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:43,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:43,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:43,710 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-28 16:41:43,710 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 16:41:43,710 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 16:41:43,720 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:43,806 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 16:41:43,979 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-28 16:41:44,009 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 16:41:44,009 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-28 16:41:44,010 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 16:41:44,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 16:41:44,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 16:41:44,011 INFO L87 Difference]: Start difference. First operand 3352 states and 4119 transitions. Second operand 9 states. [2018-11-28 16:41:44,260 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-28 16:41:46,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:46,887 INFO L93 Difference]: Finished difference Result 6223 states and 8093 transitions. [2018-11-28 16:41:46,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-28 16:41:46,889 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 205 [2018-11-28 16:41:46,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:46,890 INFO L225 Difference]: With dead ends: 6223 [2018-11-28 16:41:46,890 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 16:41:46,910 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=200, Invalid=670, Unknown=0, NotChecked=0, Total=870 [2018-11-28 16:41:46,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 16:41:46,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 16:41:46,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 16:41:46,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 16:41:46,911 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 205 [2018-11-28 16:41:46,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:46,911 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 16:41:46,912 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 16:41:46,912 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 16:41:46,912 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 16:41:46,917 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 16:41:47,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,143 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,195 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,197 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,199 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,200 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,201 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,206 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,211 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,212 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,221 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,256 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 74 [2018-11-28 16:41:47,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,313 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,339 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,359 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,379 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:47,386 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 74 [2018-11-28 16:41:47,756 WARN L180 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 17 [2018-11-28 16:41:48,090 WARN L180 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 32 [2018-11-28 16:41:49,281 WARN L180 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 129 DAG size of output: 78 [2018-11-28 16:41:49,771 WARN L180 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2018-11-28 16:41:50,267 WARN L180 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2018-11-28 16:41:50,271 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 16:41:50,271 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-11-28 16:41:50,271 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 16:41:50,271 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-28 16:41:50,271 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-28 16:41:50,271 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,271 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,272 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,272 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,272 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,272 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,272 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-28 16:41:50,272 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-28 16:41:50,272 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-28 16:41:50,272 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-28 16:41:50,272 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-28 16:41:50,272 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-28 16:41:50,272 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-28 16:41:50,273 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-28 16:41:50,273 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-28 16:41:50,273 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-28 16:41:50,273 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,273 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,273 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,273 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,273 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,273 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,274 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-28 16:41:50,274 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-28 16:41:50,274 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-28 16:41:50,274 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-28 16:41:50,274 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-28 16:41:50,274 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-28 16:41:50,274 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-28 16:41:50,274 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-28 16:41:50,274 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-28 16:41:50,274 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-28 16:41:50,275 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-28 16:41:50,275 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-28 16:41:50,275 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-28 16:41:50,275 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-28 16:41:50,275 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-28 16:41:50,275 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,275 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,275 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,275 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,275 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,275 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-28 16:41:50,276 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-28 16:41:50,276 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-28 16:41:50,276 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-28 16:41:50,276 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-28 16:41:50,276 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-28 16:41:50,276 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-28 16:41:50,276 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-28 16:41:50,276 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-28 16:41:50,276 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,276 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,276 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,276 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,277 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,277 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-28 16:41:50,277 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-28 16:41:50,277 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-28 16:41:50,277 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-28 16:41:50,277 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-28 16:41:50,277 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-28 16:41:50,277 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-28 16:41:50,277 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-28 16:41:50,277 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-28 16:41:50,277 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-28 16:41:50,278 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-28 16:41:50,278 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-28 16:41:50,278 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-28 16:41:50,278 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,278 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,278 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,278 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,278 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,278 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-28 16:41:50,278 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-28 16:41:50,278 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-28 16:41:50,279 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-28 16:41:50,279 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-28 16:41:50,279 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-28 16:41:50,279 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-28 16:41:50,279 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-28 16:41:50,279 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-28 16:41:50,279 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,279 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,279 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,279 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,280 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,280 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,280 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-28 16:41:50,280 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,280 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-28 16:41:50,280 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-28 16:41:50,280 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-28 16:41:50,280 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-28 16:41:50,280 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-28 16:41:50,280 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-28 16:41:50,280 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-28 16:41:50,281 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-28 16:41:50,281 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-28 16:41:50,281 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-28 16:41:50,281 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-28 16:41:50,281 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-28 16:41:50,281 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-28 16:41:50,281 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,281 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,281 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,281 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,282 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,282 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-28 16:41:50,282 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-28 16:41:50,282 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-28 16:41:50,282 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-28 16:41:50,282 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-28 16:41:50,282 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-28 16:41:50,282 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-28 16:41:50,282 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 485) no Hoare annotation was computed. [2018-11-28 16:41:50,282 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-28 16:41:50,283 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,283 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,283 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,283 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,283 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,283 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-28 16:41:50,283 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-28 16:41:50,283 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-28 16:41:50,283 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-28 16:41:50,283 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-28 16:41:50,283 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-28 16:41:50,284 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-28 16:41:50,284 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-28 16:41:50,284 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-28 16:41:50,284 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-28 16:41:50,284 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse15 (= 1 ~a17~0)) (.cse17 (= 1 ~a21~0)) (.cse12 (= ~a7~0 |old(~a7~0)|)) (.cse19 (= ~a17~0 |old(~a17~0)|)) (.cse13 (= |old(~a16~0)| ~a16~0)) (.cse14 (= ~a20~0 |old(~a20~0)|)) (.cse16 (= ~a21~0 |old(~a21~0)|))) (let ((.cse6 (not (= 1 |old(~a20~0)|))) (.cse18 (and .cse12 .cse19 .cse13 .cse14 .cse16)) (.cse2 (and .cse13 .cse12 .cse19 .cse17 .cse14)) (.cse4 (< 0 |old(~a20~0)|)) (.cse8 (and (and .cse12 .cse19 .cse13 .cse14) .cse16)) (.cse7 (< 0 |old(~a17~0)|)) (.cse11 (< 0 |old(~a21~0)|)) (.cse9 (= 6 |old(~a16~0)|)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse1 (= 1 |old(~a7~0)|)) (.cse10 (and .cse12 .cse13 .cse14 .cse16 .cse15)) (.cse3 (not (= 8 ~a12~0))) (.cse5 (not (= 1 |old(~a17~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 (or .cse1 .cse6 .cse3) .cse7 .cse8) (or .cse9 .cse10 .cse3 .cse11 .cse5) (or .cse0 (or .cse1 .cse6 .cse3 .cse5) (and (and .cse12 .cse13 .cse14 .cse15) .cse16)) (or .cse0 .cse6 (not (= 4 |old(~a16~0)|)) (and (= 1 ~a7~0) (= 1 ~a20~0) (= 13 ~a8~0) .cse13 .cse17 .cse15) .cse3 (not .cse1) (not (= 13 |old(~a8~0)|)) .cse5) (or .cse9 .cse0 .cse1 .cse18 .cse3 .cse7) (or .cse9 .cse0 .cse3 .cse18 .cse7 .cse4) (or .cse0 (and .cse12 .cse19 .cse14 (= 5 ~a16~0) .cse16) (not (= 5 |old(~a16~0)|)) .cse3 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse7 .cse4) (or .cse8 .cse7 (or .cse3 .cse11)) (or .cse9 .cse0 .cse1 .cse10 .cse3 .cse5)))) [2018-11-28 16:41:50,284 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-28 16:41:50,285 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,285 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,285 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,285 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,285 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-28 16:41:50,285 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,285 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,285 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-28 16:41:50,285 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-28 16:41:50,285 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-28 16:41:50,286 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-28 16:41:50,286 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-28 16:41:50,286 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-28 16:41:50,286 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-28 16:41:50,286 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-28 16:41:50,286 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-28 16:41:50,286 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-28 16:41:50,286 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-28 16:41:50,286 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-28 16:41:50,286 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,286 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,287 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,287 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,287 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,287 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-28 16:41:50,287 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,287 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-28 16:41:50,287 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-28 16:41:50,287 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-28 16:41:50,287 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-28 16:41:50,287 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-28 16:41:50,287 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-28 16:41:50,288 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-28 16:41:50,288 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-28 16:41:50,288 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-28 16:41:50,288 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-28 16:41:50,288 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-28 16:41:50,288 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-28 16:41:50,288 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-28 16:41:50,288 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-28 16:41:50,288 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,288 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,288 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,288 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,289 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,289 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:50,289 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-28 16:41:50,289 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-28 16:41:50,289 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-28 16:41:50,289 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-28 16:41:50,289 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-28 16:41:50,289 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-28 16:41:50,289 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-28 16:41:50,289 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-28 16:41:50,290 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-28 16:41:50,290 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-28 16:41:50,290 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 16:41:50,290 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 1)) (= 1 ~a20~0) (= 1 ~a21~0) (= ~a12~0 8) (= 5 ~a16~0) (= 1 ~a17~0)) [2018-11-28 16:41:50,290 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 16:41:50,290 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 16:41:50,290 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= 1 ~a21~0) (= ~a20~0 |old(~a20~0)|) (= 5 ~a16~0)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2018-11-28 16:41:50,290 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-28 16:41:50,291 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse7 (<= ~a21~0 0)) (.cse5 (<= ~a17~0 0)) (.cse6 (<= ~a20~0 0)) (.cse4 (not (= ~a16~0 6))) (.cse1 (= 1 ~a21~0)) (.cse3 (not (= ~a7~0 1))) (.cse0 (= 1 ~a20~0)) (.cse2 (= 1 ~a17~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 (= 13 ~a8~0) (= 4 ~a16~0) .cse1 .cse2) (not (= 8 ~a12~0)) (and .cse3 .cse4 .cse1 .cse5) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and .cse3 .cse1 .cse6 .cse2) (not (= 5 |old(~a16~0)|)) (and .cse7 .cse4 .cse2) (and .cse1 .cse5 (= 5 ~a16~0)) (and .cse3 .cse1 .cse5 .cse6) (and .cse1 .cse5 (and .cse3 .cse0)) (not (= 1 |old(~a17~0)|)) (and .cse7 .cse5) (and .cse4 .cse1 .cse5 .cse6) (and .cse3 .cse4 .cse1 .cse2) (and (and .cse3 .cse0 .cse2) (= ~a21~0 |old(~a21~0)|)))) [2018-11-28 16:41:50,291 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-28 16:41:50,291 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-28 16:41:50,291 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse7 (<= ~a21~0 0)) (.cse5 (<= ~a17~0 0)) (.cse6 (<= ~a20~0 0)) (.cse4 (not (= ~a16~0 6))) (.cse1 (= 1 ~a21~0)) (.cse3 (not (= ~a7~0 1))) (.cse0 (= 1 ~a20~0)) (.cse2 (= 1 ~a17~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 (= 13 ~a8~0) (= 4 ~a16~0) .cse1 .cse2) (not (= 8 ~a12~0)) (and .cse3 .cse4 .cse1 .cse5) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and .cse3 .cse1 .cse6 .cse2) (not (= 5 |old(~a16~0)|)) (and .cse7 .cse4 .cse2) (and .cse1 .cse5 (= 5 ~a16~0)) (and .cse3 .cse1 .cse5 .cse6) (and .cse1 .cse5 (and .cse3 .cse0)) (not (= 1 |old(~a17~0)|)) (and .cse7 .cse5) (and .cse4 .cse1 .cse5 .cse6) (and .cse3 .cse4 .cse1 .cse2) (and (and .cse3 .cse0 .cse2) (= ~a21~0 |old(~a21~0)|)))) [2018-11-28 16:41:50,291 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-28 16:41:50,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:41:50 BoogieIcfgContainer [2018-11-28 16:41:50,317 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 16:41:50,318 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 16:41:50,318 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 16:41:50,318 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 16:41:50,319 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:26" (3/4) ... [2018-11-28 16:41:50,329 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 16:41:50,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 16:41:50,347 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 16:41:50,348 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 16:41:50,377 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 16:41:50,378 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 16:41:50,418 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(1 == \old(a21)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && a17 <= 0)) || 1 == \old(a7)) || !(1 == \old(a20))) || (((!(a7 == 1) && 1 == a21) && a20 <= 0) && 1 == a17)) || !(5 == \old(a16))) || ((a21 <= 0 && !(a16 == 6)) && 1 == a17)) || ((1 == a21 && a17 <= 0) && 5 == a16)) || (((!(a7 == 1) && 1 == a21) && a17 <= 0) && a20 <= 0)) || ((1 == a21 && a17 <= 0) && !(a7 == 1) && 1 == a20)) || !(1 == \old(a17))) || (a21 <= 0 && a17 <= 0)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && 1 == a17)) || (((!(a7 == 1) && 1 == a20) && 1 == a17) && a21 == \old(a21)) [2018-11-28 16:41:50,578 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 16:41:50,582 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 16:41:50,583 INFO L168 Benchmark]: Toolchain (without parser) took 28481.13 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 324.0 MB). Free memory was 947.3 MB in the beginning and 1.2 GB in the end (delta: -300.2 MB). Peak memory consumption was 23.8 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:50,584 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 16:41:50,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.17 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 920.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:50,584 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.3 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -147.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:50,585 INFO L168 Benchmark]: Boogie Preprocessor took 119.46 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 16:41:50,585 INFO L168 Benchmark]: RCFGBuilder took 3297.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 954.7 MB in the end (delta: 113.2 MB). Peak memory consumption was 113.2 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:50,585 INFO L168 Benchmark]: TraceAbstraction took 23962.32 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 241.7 MB). Free memory was 954.7 MB in the beginning and 1.3 GB in the end (delta: -317.5 MB). Peak memory consumption was 470.5 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:50,586 INFO L168 Benchmark]: Witness Printer took 263.98 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:50,589 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 682.17 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 920.5 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 149.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.3 MB). Free memory was 920.5 MB in the beginning and 1.1 GB in the end (delta: -147.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 119.46 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 3297.42 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 954.7 MB in the end (delta: 113.2 MB). Peak memory consumption was 113.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 23962.32 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 241.7 MB). Free memory was 954.7 MB in the beginning and 1.3 GB in the end (delta: -317.5 MB). Peak memory consumption was 470.5 MB. Max. memory is 11.5 GB. * Witness Printer took 263.98 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.2 GB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 485]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((((((((((((!(1 == \old(a21)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && a17 <= 0)) || 1 == \old(a7)) || !(1 == \old(a20))) || (((!(a7 == 1) && 1 == a21) && a20 <= 0) && 1 == a17)) || !(5 == \old(a16))) || ((a21 <= 0 && !(a16 == 6)) && 1 == a17)) || ((1 == a21 && a17 <= 0) && 5 == a16)) || (((!(a7 == 1) && 1 == a21) && a17 <= 0) && a20 <= 0)) || ((1 == a21 && a17 <= 0) && !(a7 == 1) && 1 == a20)) || !(1 == \old(a17))) || (a21 <= 0 && a17 <= 0)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && 1 == a17)) || (((!(a7 == 1) && 1 == a20) && 1 == a17) && a21 == \old(a21)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 23.8s OverallTime, 7 OverallIterations, 5 TraceHistogramMax, 15.5s AutomataDifference, 0.0s DeadEndRemovalTime, 3.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 267 SDtfs, 3702 SDslu, 420 SDs, 0 SdLazy, 5694 SolverSat, 1034 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 676 GetRequests, 600 SyntacticMatches, 6 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3352occurred in iteration=6, 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: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 783 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 130 PreInvPairs, 268 NumberOfFragments, 816 HoareAnnotationTreeSize, 130 FomulaSimplifications, 12972 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2071 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 1592 NumberOfCodeBlocks, 1592 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1582 ConstructedInterpolants, 0 QuantifiedInterpolants, 770746 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1621 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 790/873 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...