./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem02_label33_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/Problem02_label33_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 ccce88d3eff0bd7768fa846786a2b108ea71b0c0 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:43:03,739 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 16:43:03,740 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 16:43:03,752 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 16:43:03,753 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 16:43:03,754 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 16:43:03,755 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 16:43:03,757 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 16:43:03,758 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 16:43:03,759 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 16:43:03,760 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 16:43:03,760 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 16:43:03,761 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 16:43:03,762 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 16:43:03,764 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 16:43:03,764 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 16:43:03,765 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 16:43:03,767 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 16:43:03,769 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 16:43:03,771 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 16:43:03,772 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 16:43:03,773 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 16:43:03,776 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 16:43:03,776 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 16:43:03,776 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 16:43:03,777 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 16:43:03,778 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 16:43:03,779 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 16:43:03,780 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 16:43:03,781 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 16:43:03,781 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 16:43:03,782 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 16:43:03,782 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 16:43:03,782 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 16:43:03,783 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 16:43:03,784 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 16:43:03,785 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 16:43:03,806 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 16:43:03,806 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 16:43:03,807 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 16:43:03,807 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 16:43:03,807 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 16:43:03,809 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 16:43:03,809 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 16:43:03,809 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 16:43:03,809 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 16:43:03,809 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 16:43:03,810 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 16:43:03,811 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 16:43:03,811 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 16:43:03,811 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 16:43:03,811 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 16:43:03,811 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 16:43:03,811 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 16:43:03,812 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 16:43:03,812 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 16:43:03,814 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 16:43:03,814 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 16:43:03,814 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 16:43:03,814 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 16:43:03,814 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 16:43:03,815 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 16:43:03,815 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 16:43:03,815 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 16:43:03,815 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 16:43:03,815 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 16:43:03,815 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 16:43:03,817 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 -> ccce88d3eff0bd7768fa846786a2b108ea71b0c0 [2018-11-28 16:43:03,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 16:43:03,888 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 16:43:03,892 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 16:43:03,894 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 16:43:03,894 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 16:43:03,895 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem02_label33_true-unreach-call_false-termination.c [2018-11-28 16:43:03,953 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4b71a88f/15ed5f05149b4579a8c8218969338f49/FLAGf8f2413a9 [2018-11-28 16:43:04,463 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 16:43:04,466 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem02_label33_true-unreach-call_false-termination.c [2018-11-28 16:43:04,480 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4b71a88f/15ed5f05149b4579a8c8218969338f49/FLAGf8f2413a9 [2018-11-28 16:43:04,731 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4b71a88f/15ed5f05149b4579a8c8218969338f49 [2018-11-28 16:43:04,735 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 16:43:04,737 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 16:43:04,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 16:43:04,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 16:43:04,746 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 16:43:04,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:04" (1/1) ... [2018-11-28 16:43:04,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cd69d24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:04, skipping insertion in model container [2018-11-28 16:43:04,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:43:04" (1/1) ... [2018-11-28 16:43:04,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 16:43:04,821 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 16:43:05,295 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 16:43:05,301 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 16:43:05,423 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 16:43:05,442 INFO L195 MainTranslator]: Completed translation [2018-11-28 16:43:05,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:05 WrapperNode [2018-11-28 16:43:05,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 16:43:05,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 16:43:05,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 16:43:05,444 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 16:43:05,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:05" (1/1) ... [2018-11-28 16:43:05,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:05" (1/1) ... [2018-11-28 16:43:05,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 16:43:05,482 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 16:43:05,482 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 16:43:05,483 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 16:43:05,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:05" (1/1) ... [2018-11-28 16:43:05,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:05" (1/1) ... [2018-11-28 16:43:05,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:05" (1/1) ... [2018-11-28 16:43:05,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:05" (1/1) ... [2018-11-28 16:43:05,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:05" (1/1) ... [2018-11-28 16:43:05,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:05" (1/1) ... [2018-11-28 16:43:05,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:05" (1/1) ... [2018-11-28 16:43:05,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 16:43:05,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 16:43:05,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 16:43:05,671 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 16:43:05,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:05" (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 16:43:05,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 16:43:05,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 16:43:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 16:43:05,750 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 16:43:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 16:43:05,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 16:43:05,750 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 16:43:05,751 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 16:43:09,060 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 16:43:09,060 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 16:43:09,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:09 BoogieIcfgContainer [2018-11-28 16:43:09,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 16:43:09,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 16:43:09,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 16:43:09,066 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 16:43:09,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:43:04" (1/3) ... [2018-11-28 16:43:09,067 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35e5bf76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:43:09, skipping insertion in model container [2018-11-28 16:43:09,067 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:43:05" (2/3) ... [2018-11-28 16:43:09,068 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35e5bf76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:43:09, skipping insertion in model container [2018-11-28 16:43:09,068 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:09" (3/3) ... [2018-11-28 16:43:09,070 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label33_true-unreach-call_false-termination.c [2018-11-28 16:43:09,081 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 16:43:09,090 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 16:43:09,110 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 16:43:09,153 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 16:43:09,153 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 16:43:09,154 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 16:43:09,154 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 16:43:09,154 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 16:43:09,154 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 16:43:09,155 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 16:43:09,155 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 16:43:09,155 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 16:43:09,184 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2018-11-28 16:43:09,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-28 16:43:09,213 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:43:09,215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:43:09,220 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:43:09,226 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:43:09,227 INFO L82 PathProgramCache]: Analyzing trace with hash -421614983, now seen corresponding path program 1 times [2018-11-28 16:43:09,228 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:43:09,229 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:43:09,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:09,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:43:09,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:43:09,963 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 16:43:10,094 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 16:43:10,097 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:43:10,097 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 16:43:10,104 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 16:43:10,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 16:43:10,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 16:43:10,127 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 3 states. [2018-11-28 16:43:11,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:43:11,790 INFO L93 Difference]: Finished difference Result 618 states and 1057 transitions. [2018-11-28 16:43:11,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 16:43:11,793 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2018-11-28 16:43:11,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:43:11,812 INFO L225 Difference]: With dead ends: 618 [2018-11-28 16:43:11,813 INFO L226 Difference]: Without dead ends: 320 [2018-11-28 16:43:11,820 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 16:43:11,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-11-28 16:43:11,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 319. [2018-11-28 16:43:11,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2018-11-28 16:43:11,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 466 transitions. [2018-11-28 16:43:11,899 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 466 transitions. Word has length 147 [2018-11-28 16:43:11,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:43:11,900 INFO L480 AbstractCegarLoop]: Abstraction has 319 states and 466 transitions. [2018-11-28 16:43:11,900 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 16:43:11,900 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 466 transitions. [2018-11-28 16:43:11,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-28 16:43:11,906 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:43:11,907 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:43:11,907 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:43:11,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:43:11,908 INFO L82 PathProgramCache]: Analyzing trace with hash 1995823486, now seen corresponding path program 1 times [2018-11-28 16:43:11,908 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:43:11,908 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:43:11,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:11,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:43:11,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:11,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:43:12,403 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:43:12,404 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:43:12,404 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 16:43:12,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 16:43:12,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 16:43:12,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 16:43:12,407 INFO L87 Difference]: Start difference. First operand 319 states and 466 transitions. Second operand 5 states. [2018-11-28 16:43:13,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:43:13,586 INFO L93 Difference]: Finished difference Result 719 states and 1091 transitions. [2018-11-28 16:43:13,586 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 16:43:13,586 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 155 [2018-11-28 16:43:13,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:43:13,591 INFO L225 Difference]: With dead ends: 719 [2018-11-28 16:43:13,591 INFO L226 Difference]: Without dead ends: 319 [2018-11-28 16:43:13,593 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-28 16:43:13,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2018-11-28 16:43:13,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 319. [2018-11-28 16:43:13,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2018-11-28 16:43:13,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 463 transitions. [2018-11-28 16:43:13,621 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 463 transitions. Word has length 155 [2018-11-28 16:43:13,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:43:13,621 INFO L480 AbstractCegarLoop]: Abstraction has 319 states and 463 transitions. [2018-11-28 16:43:13,622 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 16:43:13,622 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 463 transitions. [2018-11-28 16:43:13,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-28 16:43:13,625 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:43:13,626 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:43:13,626 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:43:13,626 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:43:13,626 INFO L82 PathProgramCache]: Analyzing trace with hash 789332991, now seen corresponding path program 1 times [2018-11-28 16:43:13,626 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:43:13,627 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:43:13,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:13,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:43:13,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:43:13,857 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:43:13,858 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:43:13,858 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 16:43:13,858 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 16:43:13,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 16:43:13,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-28 16:43:13,859 INFO L87 Difference]: Start difference. First operand 319 states and 463 transitions. Second operand 6 states. [2018-11-28 16:43:14,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:43:14,815 INFO L93 Difference]: Finished difference Result 941 states and 1396 transitions. [2018-11-28 16:43:14,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 16:43:14,816 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 180 [2018-11-28 16:43:14,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:43:14,825 INFO L225 Difference]: With dead ends: 941 [2018-11-28 16:43:14,825 INFO L226 Difference]: Without dead ends: 628 [2018-11-28 16:43:14,826 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-28 16:43:14,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2018-11-28 16:43:14,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 620. [2018-11-28 16:43:14,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 620 states. [2018-11-28 16:43:14,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 620 states and 883 transitions. [2018-11-28 16:43:14,870 INFO L78 Accepts]: Start accepts. Automaton has 620 states and 883 transitions. Word has length 180 [2018-11-28 16:43:14,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:43:14,870 INFO L480 AbstractCegarLoop]: Abstraction has 620 states and 883 transitions. [2018-11-28 16:43:14,870 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 16:43:14,871 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 883 transitions. [2018-11-28 16:43:14,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2018-11-28 16:43:14,874 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:43:14,875 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:43:14,875 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:43:14,875 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:43:14,875 INFO L82 PathProgramCache]: Analyzing trace with hash -24780807, now seen corresponding path program 1 times [2018-11-28 16:43:14,875 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:43:14,876 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:43:14,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:14,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:43:14,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:14,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:43:15,303 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:43:15,303 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 16:43:15,304 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 16:43:15,314 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:43:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:43:15,434 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 16:43:15,687 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:43:15,718 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 16:43:15,718 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-28 16:43:15,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 16:43:15,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 16:43:15,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-28 16:43:15,721 INFO L87 Difference]: Start difference. First operand 620 states and 883 transitions. Second operand 8 states. [2018-11-28 16:43:20,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:43:20,594 INFO L93 Difference]: Finished difference Result 2631 states and 4274 transitions. [2018-11-28 16:43:20,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-28 16:43:20,595 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 181 [2018-11-28 16:43:20,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:43:20,616 INFO L225 Difference]: With dead ends: 2631 [2018-11-28 16:43:20,616 INFO L226 Difference]: Without dead ends: 2017 [2018-11-28 16:43:20,620 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=101, Invalid=205, Unknown=0, NotChecked=0, Total=306 [2018-11-28 16:43:20,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2017 states. [2018-11-28 16:43:20,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2017 to 1842. [2018-11-28 16:43:20,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1842 states. [2018-11-28 16:43:20,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2772 transitions. [2018-11-28 16:43:20,762 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2772 transitions. Word has length 181 [2018-11-28 16:43:20,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:43:20,763 INFO L480 AbstractCegarLoop]: Abstraction has 1842 states and 2772 transitions. [2018-11-28 16:43:20,763 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 16:43:20,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2772 transitions. [2018-11-28 16:43:20,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2018-11-28 16:43:20,779 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:43:20,779 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 16:43:20,780 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:43:20,780 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:43:20,780 INFO L82 PathProgramCache]: Analyzing trace with hash 1375302385, now seen corresponding path program 1 times [2018-11-28 16:43:20,780 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:43:20,780 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:43:20,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:20,784 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:43:20,784 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:20,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:43:21,081 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:43:21,082 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 16:43:21,082 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 16:43:21,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:43:21,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:43:21,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 16:43:21,305 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 86 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:43:21,336 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-28 16:43:21,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-28 16:43:21,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 16:43:21,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 16:43:21,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-28 16:43:21,338 INFO L87 Difference]: Start difference. First operand 1842 states and 2772 transitions. Second operand 9 states. [2018-11-28 16:43:26,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:43:26,413 INFO L93 Difference]: Finished difference Result 6582 states and 13463 transitions. [2018-11-28 16:43:26,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-11-28 16:43:26,414 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 211 [2018-11-28 16:43:26,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:43:26,467 INFO L225 Difference]: With dead ends: 6582 [2018-11-28 16:43:26,467 INFO L226 Difference]: Without dead ends: 4594 [2018-11-28 16:43:26,489 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 265 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 431 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=281, Invalid=1279, Unknown=0, NotChecked=0, Total=1560 [2018-11-28 16:43:26,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4594 states. [2018-11-28 16:43:26,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4594 to 4015. [2018-11-28 16:43:26,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4015 states. [2018-11-28 16:43:26,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 5785 transitions. [2018-11-28 16:43:26,717 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 5785 transitions. Word has length 211 [2018-11-28 16:43:26,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:43:26,718 INFO L480 AbstractCegarLoop]: Abstraction has 4015 states and 5785 transitions. [2018-11-28 16:43:26,718 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 16:43:26,718 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 5785 transitions. [2018-11-28 16:43:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-11-28 16:43:26,748 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:43:26,749 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-28 16:43:26,749 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:43:26,749 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:43:26,749 INFO L82 PathProgramCache]: Analyzing trace with hash -467225375, now seen corresponding path program 1 times [2018-11-28 16:43:26,750 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:43:26,750 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:43:26,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:26,751 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:43:26,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:43:26,965 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:43:26,965 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:43:26,965 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 16:43:26,966 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 16:43:26,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 16:43:26,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 16:43:26,967 INFO L87 Difference]: Start difference. First operand 4015 states and 5785 transitions. Second operand 3 states. [2018-11-28 16:43:28,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:43:28,556 INFO L93 Difference]: Finished difference Result 8012 states and 11504 transitions. [2018-11-28 16:43:28,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 16:43:28,563 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 219 [2018-11-28 16:43:28,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:43:28,591 INFO L225 Difference]: With dead ends: 8012 [2018-11-28 16:43:28,591 INFO L226 Difference]: Without dead ends: 4015 [2018-11-28 16:43:28,607 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 16:43:28,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4015 states. [2018-11-28 16:43:28,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4015 to 3273. [2018-11-28 16:43:28,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3273 states. [2018-11-28 16:43:28,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3273 states to 3273 states and 4337 transitions. [2018-11-28 16:43:28,738 INFO L78 Accepts]: Start accepts. Automaton has 3273 states and 4337 transitions. Word has length 219 [2018-11-28 16:43:28,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:43:28,739 INFO L480 AbstractCegarLoop]: Abstraction has 3273 states and 4337 transitions. [2018-11-28 16:43:28,739 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 16:43:28,739 INFO L276 IsEmpty]: Start isEmpty. Operand 3273 states and 4337 transitions. [2018-11-28 16:43:28,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2018-11-28 16:43:28,757 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:43:28,757 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-28 16:43:28,757 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:43:28,758 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:43:28,758 INFO L82 PathProgramCache]: Analyzing trace with hash 699824735, now seen corresponding path program 1 times [2018-11-28 16:43:28,758 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:43:28,758 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:43:28,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:28,759 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:43:28,759 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:43:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:43:28,997 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 16:43:29,108 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 72 proven. 18 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-28 16:43:29,109 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 16:43:29,109 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 16:43:29,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:43:29,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:43:29,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 16:43:29,350 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2018-11-28 16:43:29,369 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 16:43:29,370 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2018-11-28 16:43:29,370 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-28 16:43:29,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-28 16:43:29,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-11-28 16:43:29,371 INFO L87 Difference]: Start difference. First operand 3273 states and 4337 transitions. Second operand 9 states. [2018-11-28 16:43:31,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:43:31,844 INFO L93 Difference]: Finished difference Result 7272 states and 9653 transitions. [2018-11-28 16:43:31,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-28 16:43:31,853 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 227 [2018-11-28 16:43:31,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:43:31,853 INFO L225 Difference]: With dead ends: 7272 [2018-11-28 16:43:31,853 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 16:43:31,873 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=184, Invalid=628, Unknown=0, NotChecked=0, Total=812 [2018-11-28 16:43:31,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 16:43:31,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 16:43:31,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 16:43:31,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 16:43:31,875 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 227 [2018-11-28 16:43:31,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:43:31,875 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 16:43:31,875 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-28 16:43:31,875 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 16:43:31,875 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 16:43:31,882 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 16:43:31,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:31,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:31,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:31,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,036 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,252 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,491 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,520 WARN L180 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 168 [2018-11-28 16:43:32,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,642 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,647 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,649 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,665 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,715 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,743 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,753 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,769 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,862 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:43:32,874 WARN L180 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 168 [2018-11-28 16:43:33,259 WARN L180 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 18 [2018-11-28 16:43:33,564 WARN L180 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 31 [2018-11-28 16:43:35,056 WARN L180 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 137 DAG size of output: 59 [2018-11-28 16:43:36,248 WARN L180 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 167 DAG size of output: 50 [2018-11-28 16:43:36,963 WARN L180 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 50 [2018-11-28 16:43:36,966 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 16:43:36,966 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a11~0)| ~a11~0) (= |old(~a17~0)| ~a17~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-11-28 16:43:36,966 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 16:43:36,966 INFO L448 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,966 INFO L448 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,966 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,967 INFO L448 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,967 INFO L448 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,967 INFO L448 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-28 16:43:36,967 INFO L448 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-28 16:43:36,967 INFO L448 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-28 16:43:36,967 INFO L448 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-28 16:43:36,967 INFO L448 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-28 16:43:36,967 INFO L448 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-28 16:43:36,967 INFO L448 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-28 16:43:36,968 INFO L448 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-28 16:43:36,968 INFO L448 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-28 16:43:36,968 INFO L448 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-28 16:43:36,968 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-28 16:43:36,968 INFO L448 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-28 16:43:36,968 INFO L448 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-28 16:43:36,968 INFO L448 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,968 INFO L448 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,968 INFO L448 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,968 INFO L448 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,969 INFO L448 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-28 16:43:36,969 INFO L448 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,969 INFO L448 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-28 16:43:36,969 INFO L448 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-28 16:43:36,969 INFO L448 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-28 16:43:36,969 INFO L448 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-28 16:43:36,969 INFO L448 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-28 16:43:36,969 INFO L448 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-28 16:43:36,969 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-28 16:43:36,969 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-28 16:43:36,969 INFO L448 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-28 16:43:36,970 INFO L448 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-28 16:43:36,970 INFO L448 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-28 16:43:36,970 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-28 16:43:36,970 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-28 16:43:36,970 INFO L448 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-28 16:43:36,970 INFO L448 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-28 16:43:36,970 INFO L448 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,970 INFO L448 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,970 INFO L448 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,970 INFO L448 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,971 INFO L448 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,971 INFO L448 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-28 16:43:36,971 INFO L448 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-28 16:43:36,971 INFO L448 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-28 16:43:36,978 INFO L448 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-28 16:43:36,978 INFO L448 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-28 16:43:36,978 INFO L448 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-28 16:43:36,978 INFO L448 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-28 16:43:36,978 INFO L448 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-28 16:43:36,978 INFO L448 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-28 16:43:36,978 INFO L448 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-28 16:43:36,978 INFO L448 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-28 16:43:36,979 INFO L448 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,979 INFO L448 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,979 INFO L448 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,979 INFO L448 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,979 INFO L448 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,979 INFO L448 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-28 16:43:36,979 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-28 16:43:36,979 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-28 16:43:36,979 INFO L448 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-28 16:43:36,979 INFO L448 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-28 16:43:36,979 INFO L448 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-28 16:43:36,980 INFO L448 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-28 16:43:36,981 INFO L448 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-28 16:43:36,981 INFO L448 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-28 16:43:36,981 INFO L448 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-28 16:43:36,981 INFO L448 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-28 16:43:36,981 INFO L448 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-28 16:43:36,981 INFO L448 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-28 16:43:36,981 INFO L448 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,981 INFO L448 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,981 INFO L448 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,981 INFO L448 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,981 INFO L448 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,982 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-28 16:43:36,982 INFO L448 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-28 16:43:36,982 INFO L448 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-28 16:43:36,982 INFO L448 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-28 16:43:36,982 INFO L448 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-28 16:43:36,982 INFO L448 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-28 16:43:36,982 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-28 16:43:36,982 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-28 16:43:36,982 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-28 16:43:36,982 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-28 16:43:36,982 INFO L448 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-28 16:43:36,983 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-28 16:43:36,983 INFO L448 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-28 16:43:36,983 INFO L448 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-28 16:43:36,983 INFO L448 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-28 16:43:36,983 INFO L448 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-28 16:43:36,983 INFO L448 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,983 INFO L448 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,983 INFO L448 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,983 INFO L448 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,983 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-28 16:43:36,983 INFO L448 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,984 INFO L448 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-28 16:43:36,984 INFO L448 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,984 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-28 16:43:36,984 INFO L448 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-28 16:43:36,984 INFO L448 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-28 16:43:36,984 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,984 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,984 INFO L448 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-28 16:43:36,984 INFO L448 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-28 16:43:36,984 INFO L448 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-28 16:43:36,984 INFO L448 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-28 16:43:36,985 INFO L448 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-28 16:43:36,985 INFO L448 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-28 16:43:36,985 INFO L448 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-28 16:43:36,985 INFO L448 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-28 16:43:36,985 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-28 16:43:36,985 INFO L448 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-28 16:43:36,985 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-28 16:43:36,985 INFO L448 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,985 INFO L448 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,985 INFO L448 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,985 INFO L448 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,985 INFO L448 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,986 INFO L448 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,986 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2018-11-28 16:43:36,986 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-28 16:43:36,986 INFO L448 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-28 16:43:36,986 INFO L448 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-28 16:43:36,986 INFO L448 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-28 16:43:36,986 INFO L448 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-28 16:43:36,986 INFO L448 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-28 16:43:36,986 INFO L448 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-28 16:43:36,986 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-28 16:43:36,987 INFO L448 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-28 16:43:36,987 INFO L448 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-28 16:43:36,987 INFO L448 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-28 16:43:36,987 INFO L448 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,987 INFO L448 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,987 INFO L448 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,987 INFO L448 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,987 INFO L448 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,987 INFO L448 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,987 INFO L448 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-28 16:43:36,987 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-28 16:43:36,988 INFO L448 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-28 16:43:36,988 INFO L448 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-28 16:43:36,988 INFO L448 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-28 16:43:36,988 INFO L448 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-28 16:43:36,988 INFO L448 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-28 16:43:36,988 INFO L448 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-28 16:43:36,988 INFO L448 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-28 16:43:36,988 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-28 16:43:36,988 INFO L448 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-28 16:43:36,988 INFO L448 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-28 16:43:36,989 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-28 16:43:36,989 INFO L448 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-28 16:43:36,989 INFO L448 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,989 INFO L448 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,989 INFO L448 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,989 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse4 (= |old(~a11~0)| ~a11~0)) (.cse5 (= |old(~a17~0)| ~a17~0)) (.cse6 (= ~a19~0 |old(~a19~0)|)) (.cse7 (= ~a28~0 |old(~a28~0)|)) (.cse11 (= ~a25~0 |old(~a25~0)|)) (.cse16 (= 1 |old(~a25~0)|)) (.cse14 (= 1 |old(~a11~0)|))) (let ((.cse8 (= |old(~a25~0)| ~a25~0)) (.cse12 (not .cse14)) (.cse10 (= 1 ~a11~0)) (.cse9 (not .cse16)) (.cse1 (not (= 1 |old(~a19~0)|))) (.cse15 (and .cse4 .cse5 .cse6 .cse7 .cse11)) (.cse0 (not (= 1 ~a21~0))) (.cse13 (< |old(~a17~0)| 8)) (.cse2 (= |old(~a17~0)| |old(~a28~0)|)) (.cse3 (= 9 |old(~a28~0)|))) (and (or (or .cse0 .cse1 .cse2 .cse3) (and (and .cse4 .cse5 .cse6 .cse7) .cse8)) (or .cse0 (< 7 |old(~a28~0)|) .cse9 .cse1 (and .cse5 .cse10 .cse6 .cse7 .cse11) .cse12) (or (and (or (or .cse0 .cse2 .cse3) .cse12) (or .cse0 .cse13 .cse1 .cse2 .cse12)) (and (and .cse10 .cse5 .cse7 .cse6) .cse8)) (or (or .cse0 .cse9 .cse2 .cse12) (and .cse10 .cse5 .cse6 .cse7 .cse11)) (or .cse0 .cse14 .cse15 .cse2 .cse16) (or .cse0 .cse14 .cse13 .cse9 .cse15 .cse1) (or .cse0 .cse14 .cse13 .cse3 .cse15 .cse16) (or .cse0 .cse13 .cse2 (and .cse5 .cse4 .cse6 .cse7 .cse11) .cse3)))) [2018-11-28 16:43:36,990 INFO L448 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,990 INFO L448 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,990 INFO L448 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,990 INFO L448 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-28 16:43:36,990 INFO L448 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-28 16:43:36,991 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-28 16:43:36,991 INFO L448 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-28 16:43:36,991 INFO L448 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-28 16:43:36,991 INFO L448 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-28 16:43:36,991 INFO L448 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-28 16:43:36,991 INFO L448 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-28 16:43:36,991 INFO L448 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-28 16:43:36,991 INFO L448 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-28 16:43:36,991 INFO L448 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-28 16:43:36,991 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-28 16:43:36,991 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-28 16:43:36,992 INFO L448 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,992 INFO L448 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,992 INFO L448 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,992 INFO L448 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,992 INFO L448 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,992 INFO L448 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,992 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-28 16:43:36,992 INFO L448 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-28 16:43:36,992 INFO L448 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-28 16:43:36,992 INFO L448 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-28 16:43:36,992 INFO L448 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-28 16:43:36,993 INFO L448 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-28 16:43:36,993 INFO L448 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-28 16:43:36,993 INFO L448 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-28 16:43:36,993 INFO L448 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-28 16:43:36,993 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-28 16:43:36,993 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-28 16:43:36,993 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-28 16:43:36,993 INFO L448 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-28 16:43:36,993 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-28 16:43:36,994 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-28 16:43:36,994 INFO L448 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-11-28 16:43:36,994 INFO L448 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,994 INFO L448 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,994 INFO L448 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,994 INFO L448 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,994 INFO L448 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-11-28 16:43:36,994 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-28 16:43:36,994 INFO L448 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-28 16:43:36,994 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-28 16:43:36,995 INFO L448 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-28 16:43:36,997 INFO L448 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-28 16:43:36,997 INFO L448 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-28 16:43:36,997 INFO L448 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-28 16:43:36,997 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-28 16:43:36,997 INFO L448 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-28 16:43:36,997 INFO L448 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-28 16:43:36,997 INFO L448 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-28 16:43:36,997 INFO L448 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-28 16:43:36,997 INFO L448 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-28 16:43:36,997 INFO L448 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-28 16:43:36,997 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-28 16:43:36,998 INFO L448 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-28 16:43:36,998 INFO L448 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-28 16:43:36,998 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-28 16:43:36,998 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-28 16:43:36,998 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 16:43:36,998 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a28~0 7) (<= 8 ~a17~0) (not (= ~a25~0 1)) (= 1 ~a19~0) (= ~a21~0 1) (not (= ~a11~0 1))) [2018-11-28 16:43:36,998 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 16:43:36,998 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 16:43:36,998 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 7 |old(~a28~0)|) (= 1 |old(~a11~0)|) (< |old(~a17~0)| 8) (not (= 1 |old(~a19~0)|)) (and (= |old(~a17~0)| ~a17~0) (= |old(~a11~0)| ~a11~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (= ~a25~0 |old(~a25~0)|)) (= 1 |old(~a25~0)|)) [2018-11-28 16:43:36,999 INFO L444 ceAbstractionStarter]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse6 (= ~a25~0 1))) (let ((.cse1 (not (= ~a28~0 9))) (.cse2 (<= 8 ~a17~0)) (.cse3 (= 1 ~a19~0)) (.cse4 (not .cse6)) (.cse5 (not (= ~a11~0 1))) (.cse0 (not (= ~a28~0 ~a17~0))) (.cse7 (= 1 ~a11~0))) (or (not (= 1 ~a21~0)) (and (or (and .cse0 .cse1) (and .cse0 .cse2 .cse3)) .cse4) (not (= 1 |old(~a19~0)|)) (< 7 |old(~a28~0)|) (< |old(~a17~0)| 8) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse0 .cse2 .cse1) (and .cse0 .cse3 .cse1) (and (and .cse2 .cse5 .cse1) .cse4) (and .cse2 .cse3 .cse5 .cse6) (and (<= ~a28~0 7) .cse7 .cse3 .cse6) (and .cse0 .cse4 .cse5) (and .cse0 .cse7 .cse6)))) [2018-11-28 16:43:36,999 INFO L448 ceAbstractionStarter]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2018-11-28 16:43:36,999 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-28 16:43:36,999 INFO L444 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse6 (= ~a25~0 1))) (let ((.cse1 (not (= ~a28~0 9))) (.cse2 (<= 8 ~a17~0)) (.cse3 (= 1 ~a19~0)) (.cse4 (not .cse6)) (.cse5 (not (= ~a11~0 1))) (.cse0 (not (= ~a28~0 ~a17~0))) (.cse7 (= 1 ~a11~0))) (or (not (= 1 ~a21~0)) (and (or (and .cse0 .cse1) (and .cse0 .cse2 .cse3)) .cse4) (not (= 1 |old(~a19~0)|)) (< 7 |old(~a28~0)|) (< |old(~a17~0)| 8) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse0 .cse2 .cse1) (and .cse0 .cse3 .cse1) (and (and .cse2 .cse5 .cse1) .cse4) (and .cse2 .cse3 .cse5 .cse6) (and (<= ~a28~0 7) .cse7 .cse3 .cse6) (and .cse0 .cse4 .cse5) (and .cse0 .cse7 .cse6)))) [2018-11-28 16:43:36,999 INFO L448 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-28 16:43:36,999 INFO L448 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-28 16:43:37,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:43:37 BoogieIcfgContainer [2018-11-28 16:43:37,035 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 16:43:37,035 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 16:43:37,035 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 16:43:37,036 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 16:43:37,039 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:43:09" (3/4) ... [2018-11-28 16:43:37,050 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 16:43:37,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 16:43:37,061 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 16:43:37,062 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 16:43:37,085 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 16:43:37,086 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 16:43:37,116 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((!(1 == a21) || (((!(a28 == a17) && !(a28 == 9)) || ((!(a28 == a17) && 8 <= a17) && 1 == a19)) && !(a25 == 1))) || !(1 == \old(a19))) || 7 < \old(a28)) || \old(a17) < 8) || 1 == \old(a25)) || 1 == \old(a11)) || ((!(a28 == a17) && 8 <= a17) && !(a28 == 9))) || ((!(a28 == a17) && 1 == a19) && !(a28 == 9))) || (((8 <= a17 && !(a11 == 1)) && !(a28 == 9)) && !(a25 == 1))) || (((8 <= a17 && 1 == a19) && !(a11 == 1)) && a25 == 1)) || (((a28 <= 7 && 1 == a11) && 1 == a19) && a25 == 1)) || ((!(a28 == a17) && !(a25 == 1)) && !(a11 == 1))) || ((!(a28 == a17) && 1 == a11) && a25 == 1) [2018-11-28 16:43:37,249 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 16:43:37,250 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 16:43:37,251 INFO L168 Benchmark]: Toolchain (without parser) took 32514.84 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 459.3 MB). Free memory was 946.0 MB in the beginning and 1.1 GB in the end (delta: -154.2 MB). Peak memory consumption was 305.1 MB. Max. memory is 11.5 GB. [2018-11-28 16:43:37,251 INFO L168 Benchmark]: CDTParser took 0.14 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 16:43:37,252 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.65 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 919.2 MB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-11-28 16:43:37,252 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.53 ms. Allocated memory is still 1.0 GB. Free memory is still 919.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 16:43:37,252 INFO L168 Benchmark]: Boogie Preprocessor took 187.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 919.2 MB in the beginning and 1.1 GB in the end (delta: -168.3 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. [2018-11-28 16:43:37,253 INFO L168 Benchmark]: RCFGBuilder took 3390.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 975.2 MB in the end (delta: 112.2 MB). Peak memory consumption was 112.2 MB. Max. memory is 11.5 GB. [2018-11-28 16:43:37,253 INFO L168 Benchmark]: TraceAbstraction took 27972.89 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 357.6 MB). Free memory was 975.2 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 480.0 MB. Max. memory is 11.5 GB. [2018-11-28 16:43:37,253 INFO L168 Benchmark]: Witness Printer took 214.41 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2018-11-28 16:43:37,255 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 704.65 ms. Allocated memory is still 1.0 GB. Free memory was 946.0 MB in the beginning and 919.2 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 38.53 ms. Allocated memory is still 1.0 GB. Free memory is still 919.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 187.87 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 919.2 MB in the beginning and 1.1 GB in the end (delta: -168.3 MB). Peak memory consumption was 16.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3390.76 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 975.2 MB in the end (delta: 112.2 MB). Peak memory consumption was 112.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 27972.89 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 357.6 MB). Free memory was 975.2 MB in the beginning and 1.1 GB in the end (delta: -138.9 MB). Peak memory consumption was 480.0 MB. Max. memory is 11.5 GB. * Witness Printer took 214.41 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: 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: 606]: Loop Invariant Derived loop invariant: ((((((((((((!(1 == a21) || (((!(a28 == a17) && !(a28 == 9)) || ((!(a28 == a17) && 8 <= a17) && 1 == a19)) && !(a25 == 1))) || !(1 == \old(a19))) || 7 < \old(a28)) || \old(a17) < 8) || 1 == \old(a25)) || 1 == \old(a11)) || ((!(a28 == a17) && 8 <= a17) && !(a28 == 9))) || ((!(a28 == a17) && 1 == a19) && !(a28 == 9))) || (((8 <= a17 && !(a11 == 1)) && !(a28 == 9)) && !(a25 == 1))) || (((8 <= a17 && 1 == a19) && !(a11 == 1)) && a25 == 1)) || (((a28 <= 7 && 1 == a11) && 1 == a19) && a25 == 1)) || ((!(a28 == a17) && !(a25 == 1)) && !(a11 == 1))) || ((!(a28 == a17) && 1 == a11) && a25 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. SAFE Result, 27.8s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 18.0s AutomataDifference, 0.0s DeadEndRemovalTime, 5.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 619 SDtfs, 5237 SDslu, 775 SDs, 0 SdLazy, 7394 SolverSat, 1895 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 771 GetRequests, 674 SyntacticMatches, 4 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 667 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4015occurred in iteration=5, 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: 0.6s AutomataMinimizationTime, 7 MinimizatonAttempts, 1505 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 163 PreInvPairs, 255 NumberOfFragments, 649 HoareAnnotationTreeSize, 163 FomulaSimplifications, 12498 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 7 FomulaSimplificationsInter, 9139 FormulaSimplificationTreeSizeReductionInter, 4.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 1939 NumberOfCodeBlocks, 1939 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1929 ConstructedInterpolants, 0 QuantifiedInterpolants, 1058431 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1336 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 10 InterpolantComputations, 6 PerfectInterpolantSequences, 477/530 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...