./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/eca-rers2012/Problem01_label25_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 29670da151301b8436a6c7ddafad57f5257b4a8d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 16:41:20,882 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 16:41:20,884 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 16:41:20,906 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 16:41:20,906 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 16:41:20,907 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 16:41:20,909 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 16:41:20,912 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 16:41:20,913 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 16:41:20,914 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 16:41:20,915 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 16:41:20,916 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 16:41:20,916 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 16:41:20,917 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 16:41:20,918 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 16:41:20,920 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 16:41:20,921 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 16:41:20,924 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 16:41:20,927 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 16:41:20,928 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 16:41:20,929 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 16:41:20,931 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 16:41:20,936 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 16:41:20,936 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 16:41:20,936 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 16:41:20,937 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 16:41:20,941 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 16:41:20,942 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 16:41:20,943 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 16:41:20,947 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 16:41:20,948 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 16:41:20,948 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 16:41:20,949 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 16:41:20,949 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 16:41:20,953 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 16:41:20,954 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 16:41:20,954 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 16:41:20,983 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 16:41:20,987 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 16:41:20,988 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 16:41:20,988 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 16:41:20,989 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 16:41:20,989 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 16:41:20,989 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 16:41:20,989 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 16:41:20,991 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 16:41:20,991 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 16:41:20,991 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 16:41:20,991 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 16:41:20,991 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 16:41:20,992 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 16:41:20,992 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 16:41:20,992 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 16:41:20,992 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 16:41:20,992 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 16:41:20,992 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 16:41:20,995 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 16:41:20,995 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 16:41:20,995 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 16:41:20,996 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 16:41:20,996 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 16:41:20,996 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 16:41:20,996 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 16:41:20,996 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 16:41:20,997 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 16:41:20,997 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 16:41:20,997 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 16:41:20,997 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 -> 29670da151301b8436a6c7ddafad57f5257b4a8d [2018-11-28 16:41:21,054 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 16:41:21,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 16:41:21,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 16:41:21,078 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 16:41:21,079 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 16:41:21,079 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c [2018-11-28 16:41:21,145 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b045b926e/4afc9b6e5f8740429c612f7645c1d191/FLAG786144366 [2018-11-28 16:41:21,716 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 16:41:21,717 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem01_label25_true-unreach-call_false-termination.c [2018-11-28 16:41:21,735 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b045b926e/4afc9b6e5f8740429c612f7645c1d191/FLAG786144366 [2018-11-28 16:41:21,946 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b045b926e/4afc9b6e5f8740429c612f7645c1d191 [2018-11-28 16:41:21,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 16:41:21,953 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 16:41:21,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 16:41:21,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 16:41:21,959 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 16:41:21,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:21" (1/1) ... [2018-11-28 16:41:21,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28cbed20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:21, skipping insertion in model container [2018-11-28 16:41:21,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:41:21" (1/1) ... [2018-11-28 16:41:21,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 16:41:22,041 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 16:41:22,570 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 16:41:22,588 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 16:41:22,719 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 16:41:22,738 INFO L195 MainTranslator]: Completed translation [2018-11-28 16:41:22,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22 WrapperNode [2018-11-28 16:41:22,738 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 16:41:22,739 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 16:41:22,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 16:41:22,739 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 16:41:22,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 16:41:22,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 16:41:22,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 16:41:22,869 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 16:41:22,882 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,894 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:22,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... [2018-11-28 16:41:23,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 16:41:23,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 16:41:23,003 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 16:41:23,003 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 16:41:23,006 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 16:41:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 16:41:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 16:41:23,099 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-28 16:41:23,100 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-28 16:41:23,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 16:41:23,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 16:41:23,100 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 16:41:23,100 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 16:41:26,099 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 16:41:26,099 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-28 16:41:26,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:26 BoogieIcfgContainer [2018-11-28 16:41:26,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 16:41:26,103 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 16:41:26,103 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 16:41:26,108 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 16:41:26,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:41:21" (1/3) ... [2018-11-28 16:41:26,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@91c8ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:41:26, skipping insertion in model container [2018-11-28 16:41:26,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:41:22" (2/3) ... [2018-11-28 16:41:26,111 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@91c8ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:41:26, skipping insertion in model container [2018-11-28 16:41:26,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:26" (3/3) ... [2018-11-28 16:41:26,113 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label25_true-unreach-call_false-termination.c [2018-11-28 16:41:26,124 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 16:41:26,134 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 16:41:26,154 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 16:41:26,195 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 16:41:26,196 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 16:41:26,196 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 16:41:26,196 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 16:41:26,196 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 16:41:26,196 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 16:41:26,196 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 16:41:26,197 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 16:41:26,197 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 16:41:26,225 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-28 16:41:26,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-28 16:41:26,240 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:26,242 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] [2018-11-28 16:41:26,244 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:26,251 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:26,251 INFO L82 PathProgramCache]: Analyzing trace with hash -665077081, now seen corresponding path program 1 times [2018-11-28 16:41:26,253 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:26,253 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:26,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:26,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:26,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:26,988 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-28 16:41:27,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:27,082 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:41:27,082 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 16:41:27,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 16:41:27,106 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 16:41:27,107 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 16:41:27,110 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-28 16:41:28,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:28,792 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-28 16:41:28,793 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 16:41:28,794 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2018-11-28 16:41:28,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:28,812 INFO L225 Difference]: With dead ends: 547 [2018-11-28 16:41:28,812 INFO L226 Difference]: Without dead ends: 278 [2018-11-28 16:41:28,818 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 16:41:28,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-11-28 16:41:28,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2018-11-28 16:41:28,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 278 states. [2018-11-28 16:41:28,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 406 transitions. [2018-11-28 16:41:28,909 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 406 transitions. Word has length 125 [2018-11-28 16:41:28,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:28,910 INFO L480 AbstractCegarLoop]: Abstraction has 278 states and 406 transitions. [2018-11-28 16:41:28,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 16:41:28,910 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 406 transitions. [2018-11-28 16:41:28,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2018-11-28 16:41:28,921 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:28,922 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1] [2018-11-28 16:41:28,922 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:28,922 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:28,923 INFO L82 PathProgramCache]: Analyzing trace with hash 1811316394, now seen corresponding path program 1 times [2018-11-28 16:41:28,924 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:28,924 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:28,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:28,926 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:28,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:29,135 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:29,135 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 16:41:29,136 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 16:41:29,138 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 16:41:29,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 16:41:29,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 16:41:29,139 INFO L87 Difference]: Start difference. First operand 278 states and 406 transitions. Second operand 5 states. [2018-11-28 16:41:30,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:30,792 INFO L93 Difference]: Finished difference Result 840 states and 1253 transitions. [2018-11-28 16:41:30,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 16:41:30,798 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 134 [2018-11-28 16:41:30,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:30,806 INFO L225 Difference]: With dead ends: 840 [2018-11-28 16:41:30,806 INFO L226 Difference]: Without dead ends: 568 [2018-11-28 16:41:30,808 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-11-28 16:41:30,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2018-11-28 16:41:30,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 558. [2018-11-28 16:41:30,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2018-11-28 16:41:30,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 788 transitions. [2018-11-28 16:41:30,864 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 788 transitions. Word has length 134 [2018-11-28 16:41:30,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:30,864 INFO L480 AbstractCegarLoop]: Abstraction has 558 states and 788 transitions. [2018-11-28 16:41:30,864 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 16:41:30,865 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 788 transitions. [2018-11-28 16:41:30,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-28 16:41:30,869 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:30,869 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2018-11-28 16:41:30,869 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:30,870 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:30,870 INFO L82 PathProgramCache]: Analyzing trace with hash 1203912387, now seen corresponding path program 1 times [2018-11-28 16:41:30,870 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:30,870 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:30,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:30,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:30,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:31,346 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:31,347 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 16:41:31,347 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 16:41:31,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:31,493 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 16:41:31,710 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-28 16:41:31,742 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 16:41:31,742 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-28 16:41:31,743 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 16:41:31,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 16:41:31,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 16:41:31,747 INFO L87 Difference]: Start difference. First operand 558 states and 788 transitions. Second operand 7 states. [2018-11-28 16:41:35,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:35,212 INFO L93 Difference]: Finished difference Result 1960 states and 2898 transitions. [2018-11-28 16:41:35,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-28 16:41:35,220 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 145 [2018-11-28 16:41:35,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:35,233 INFO L225 Difference]: With dead ends: 1960 [2018-11-28 16:41:35,233 INFO L226 Difference]: Without dead ends: 1408 [2018-11-28 16:41:35,236 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-28 16:41:35,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1408 states. [2018-11-28 16:41:35,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1408 to 1382. [2018-11-28 16:41:35,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1382 states. [2018-11-28 16:41:35,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1382 states and 1890 transitions. [2018-11-28 16:41:35,314 INFO L78 Accepts]: Start accepts. Automaton has 1382 states and 1890 transitions. Word has length 145 [2018-11-28 16:41:35,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:35,315 INFO L480 AbstractCegarLoop]: Abstraction has 1382 states and 1890 transitions. [2018-11-28 16:41:35,315 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 16:41:35,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1890 transitions. [2018-11-28 16:41:35,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-28 16:41:35,326 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:35,326 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-28 16:41:35,326 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:35,326 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:35,327 INFO L82 PathProgramCache]: Analyzing trace with hash 874887550, now seen corresponding path program 1 times [2018-11-28 16:41:35,327 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:35,327 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:35,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:35,329 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:35,329 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:35,613 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:35,614 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 16:41:35,614 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 16:41:35,625 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:35,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 16:41:35,728 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 16:41:35,748 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 16:41:35,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-28 16:41:35,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 16:41:35,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 16:41:35,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-11-28 16:41:35,750 INFO L87 Difference]: Start difference. First operand 1382 states and 1890 transitions. Second operand 8 states. [2018-11-28 16:41:39,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:39,983 INFO L93 Difference]: Finished difference Result 5036 states and 7331 transitions. [2018-11-28 16:41:39,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-28 16:41:39,986 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 144 [2018-11-28 16:41:39,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:40,024 INFO L225 Difference]: With dead ends: 5036 [2018-11-28 16:41:40,024 INFO L226 Difference]: Without dead ends: 3660 [2018-11-28 16:41:40,031 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 156 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=100, Invalid=206, Unknown=0, NotChecked=0, Total=306 [2018-11-28 16:41:40,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3660 states. [2018-11-28 16:41:40,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3660 to 2804. [2018-11-28 16:41:40,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2804 states. [2018-11-28 16:41:40,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2804 states and 3813 transitions. [2018-11-28 16:41:40,239 INFO L78 Accepts]: Start accepts. Automaton has 2804 states and 3813 transitions. Word has length 144 [2018-11-28 16:41:40,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:40,240 INFO L480 AbstractCegarLoop]: Abstraction has 2804 states and 3813 transitions. [2018-11-28 16:41:40,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 16:41:40,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 3813 transitions. [2018-11-28 16:41:40,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2018-11-28 16:41:40,256 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 16:41:40,256 INFO L402 BasicCegarLoop]: trace histogram [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, 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] [2018-11-28 16:41:40,257 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 16:41:40,258 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 16:41:40,258 INFO L82 PathProgramCache]: Analyzing trace with hash 159569531, now seen corresponding path program 1 times [2018-11-28 16:41:40,258 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 16:41:40,258 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 16:41:40,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:40,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:40,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 16:41:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:40,490 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 24 proven. 68 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-28 16:41:40,490 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 16:41:40,490 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 16:41:40,499 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 16:41:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 16:41:40,588 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 16:41:40,726 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-28 16:41:40,744 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 16:41:40,745 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-11-28 16:41:40,745 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 16:41:40,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 16:41:40,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-11-28 16:41:40,746 INFO L87 Difference]: Start difference. First operand 2804 states and 3813 transitions. Second operand 6 states. [2018-11-28 16:41:42,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 16:41:42,721 INFO L93 Difference]: Finished difference Result 8757 states and 11800 transitions. [2018-11-28 16:41:42,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-28 16:41:42,723 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 212 [2018-11-28 16:41:42,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 16:41:42,724 INFO L225 Difference]: With dead ends: 8757 [2018-11-28 16:41:42,724 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 16:41:42,747 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2018-11-28 16:41:42,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 16:41:42,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 16:41:42,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 16:41:42,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 16:41:42,749 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 212 [2018-11-28 16:41:42,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 16:41:42,750 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 16:41:42,750 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 16:41:42,750 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 16:41:42,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 16:41:42,757 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 16:41:42,952 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:42,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:42,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:42,993 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:42,996 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,015 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,059 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,072 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 76 [2018-11-28 16:41:43,077 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 16:41:43,184 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 76 [2018-11-28 16:41:43,434 WARN L180 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 16 DAG size of output: 15 [2018-11-28 16:41:43,680 WARN L180 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 25 [2018-11-28 16:41:44,637 WARN L180 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 58 [2018-11-28 16:41:44,873 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 38 [2018-11-28 16:41:45,125 WARN L180 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 38 [2018-11-28 16:41:45,129 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 16:41:45,130 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a8~0)| ~a8~0) (= ~a21~0 |old(~a21~0)|)) [2018-11-28 16:41:45,130 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 16:41:45,130 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-28 16:41:45,130 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-28 16:41:45,130 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,130 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,131 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,131 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,131 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,131 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,131 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-28 16:41:45,131 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-28 16:41:45,131 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-28 16:41:45,131 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-28 16:41:45,131 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-28 16:41:45,131 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-28 16:41:45,132 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-28 16:41:45,132 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-28 16:41:45,132 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-28 16:41:45,132 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-28 16:41:45,132 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,132 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,132 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,132 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,132 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,132 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,133 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-28 16:41:45,133 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-28 16:41:45,133 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-28 16:41:45,133 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-28 16:41:45,133 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-28 16:41:45,133 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-28 16:41:45,133 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-28 16:41:45,133 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-28 16:41:45,133 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-28 16:41:45,134 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-28 16:41:45,134 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-28 16:41:45,134 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-28 16:41:45,134 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-28 16:41:45,134 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-28 16:41:45,134 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-28 16:41:45,134 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,134 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,135 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,135 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,135 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,135 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-28 16:41:45,135 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-28 16:41:45,135 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-28 16:41:45,135 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-28 16:41:45,135 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-28 16:41:45,135 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-28 16:41:45,136 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-28 16:41:45,136 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-28 16:41:45,136 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-28 16:41:45,136 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,136 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,136 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,136 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,136 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,136 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-28 16:41:45,137 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-28 16:41:45,137 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-28 16:41:45,137 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-28 16:41:45,137 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-28 16:41:45,137 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-28 16:41:45,137 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-28 16:41:45,137 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-28 16:41:45,137 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-28 16:41:45,137 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-28 16:41:45,137 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-28 16:41:45,138 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-28 16:41:45,138 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-28 16:41:45,138 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,138 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,138 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,138 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,138 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,138 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-28 16:41:45,138 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-28 16:41:45,138 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-28 16:41:45,139 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-28 16:41:45,139 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-28 16:41:45,139 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-28 16:41:45,139 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-28 16:41:45,139 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-28 16:41:45,139 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-28 16:41:45,139 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,139 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,139 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,140 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,140 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,140 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,140 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-28 16:41:45,140 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,140 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-28 16:41:45,140 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-28 16:41:45,140 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-28 16:41:45,140 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-28 16:41:45,140 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-28 16:41:45,141 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-28 16:41:45,141 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-28 16:41:45,141 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-28 16:41:45,141 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-28 16:41:45,141 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-28 16:41:45,141 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-28 16:41:45,141 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-28 16:41:45,141 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-28 16:41:45,141 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,141 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,142 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,142 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,142 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,142 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-28 16:41:45,142 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-28 16:41:45,142 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-28 16:41:45,142 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-28 16:41:45,142 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-28 16:41:45,142 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-28 16:41:45,142 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-28 16:41:45,143 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-28 16:41:45,143 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,143 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,143 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,143 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,143 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,143 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-28 16:41:45,143 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-28 16:41:45,143 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-28 16:41:45,143 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-28 16:41:45,144 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-28 16:41:45,144 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-28 16:41:45,144 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-28 16:41:45,144 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-28 16:41:45,144 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-28 16:41:45,144 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-28 16:41:45,144 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 533) no Hoare annotation was computed. [2018-11-28 16:41:45,145 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse8 (= 13 |old(~a8~0)|))) (let ((.cse2 (not (= ~a17~0 1))) (.cse6 (not (= ~a16~0 6))) (.cse9 (= |old(~a8~0)| ~a8~0)) (.cse3 (= 1 |old(~a17~0)|)) (.cse13 (<= ~a20~0 0)) (.cse12 (< 0 |old(~a20~0)|)) (.cse5 (= 13 ~a8~0)) (.cse7 (= ~a21~0 |old(~a21~0)|)) (.cse4 (not .cse8)) (.cse15 (<= ~a17~0 0)) (.cse14 (< 0 |old(~a17~0)|)) (.cse0 (= 6 |old(~a16~0)|)) (.cse1 (not (= 1 |old(~a21~0)|))) (.cse10 (<= ~a7~0 0)) (.cse11 (< 0 |old(~a7~0)|))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 (and .cse5 .cse6 .cse7)) (or .cse1 .cse8 (and .cse9 .cse2 .cse7) .cse3) (or .cse0 .cse1 (and .cse9 .cse6 .cse7)) (or .cse1 .cse10 .cse11 .cse12) (or .cse1 .cse8 (and .cse9 .cse7 .cse13) .cse12) (or .cse1 .cse10 .cse3 .cse11) (or .cse0 .cse13 .cse4 .cse12) (or .cse1 (and .cse5 .cse7 .cse10) .cse11 .cse4) (or .cse14 (and .cse5 .cse15 .cse7) .cse4) (or .cse15 (or .cse1 .cse14)) (or .cse0 .cse1 .cse10 .cse11)))) [2018-11-28 16:41:45,145 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-28 16:41:45,145 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,145 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,145 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,145 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,146 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-28 16:41:45,146 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,146 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,146 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-28 16:41:45,146 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-28 16:41:45,146 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-28 16:41:45,146 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-28 16:41:45,146 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-28 16:41:45,146 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-28 16:41:45,146 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-28 16:41:45,146 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-28 16:41:45,155 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-28 16:41:45,155 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-28 16:41:45,155 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-28 16:41:45,155 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-28 16:41:45,155 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,155 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,155 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,156 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,156 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,156 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-28 16:41:45,156 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,156 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-28 16:41:45,156 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-28 16:41:45,156 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-28 16:41:45,156 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-28 16:41:45,156 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-28 16:41:45,156 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-28 16:41:45,159 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-28 16:41:45,159 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-28 16:41:45,159 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-28 16:41:45,159 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-28 16:41:45,159 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-28 16:41:45,159 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-28 16:41:45,159 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-28 16:41:45,159 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-28 16:41:45,160 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,160 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,160 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,160 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,160 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,160 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-28 16:41:45,160 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-28 16:41:45,160 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-28 16:41:45,160 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-28 16:41:45,160 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-28 16:41:45,161 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-28 16:41:45,161 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-28 16:41:45,161 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-28 16:41:45,161 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-28 16:41:45,161 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-28 16:41:45,161 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-28 16:41:45,161 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 16:41:45,161 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a16~0 6)) (= 1 ~a21~0) (<= ~a7~0 0) (not (= ~a8~0 13))) [2018-11-28 16:41:45,162 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 16:41:45,165 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 16:41:45,165 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (= 6 |old(~a16~0)|) (not (= 1 |old(~a21~0)|)) (and (= |old(~a8~0)| ~a8~0) (not (= ~a16~0 6)) (= ~a21~0 |old(~a21~0)|) (<= ~a7~0 0)) (= 13 |old(~a8~0)|) (< 0 |old(~a7~0)|)) [2018-11-28 16:41:45,165 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-28 16:41:45,165 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse3 (not (= ~a8~0 13))) (.cse0 (= 13 ~a8~0)) (.cse1 (not (= ~a16~0 6))) (.cse2 (= 1 ~a21~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1) (and .cse2 (not (= ~a17~0 1)) .cse3) (and .cse2 .cse3 (<= ~a20~0 0)) (< 0 |old(~a7~0)|) (= 6 |old(~a16~0)|) (and .cse0 .cse2 (<= ~a7~0 0)) (= 13 |old(~a8~0)|) (and .cse0 (<= ~a17~0 0)) (and .cse1 .cse2))) [2018-11-28 16:41:45,165 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-28 16:41:45,165 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-28 16:41:45,166 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse3 (not (= ~a8~0 13))) (.cse0 (= 13 ~a8~0)) (.cse1 (not (= ~a16~0 6))) (.cse2 (= 1 ~a21~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 .cse1) (and .cse2 (not (= ~a17~0 1)) .cse3) (and .cse2 .cse3 (<= ~a20~0 0)) (< 0 |old(~a7~0)|) (= 6 |old(~a16~0)|) (and .cse0 .cse2 (<= ~a7~0 0)) (= 13 |old(~a8~0)|) (and .cse0 (<= ~a17~0 0)) (and .cse1 .cse2))) [2018-11-28 16:41:45,166 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-28 16:41:45,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:41:45 BoogieIcfgContainer [2018-11-28 16:41:45,200 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 16:41:45,200 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 16:41:45,200 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 16:41:45,200 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 16:41:45,205 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:41:26" (3/4) ... [2018-11-28 16:41:45,210 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 16:41:45,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 16:41:45,220 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-28 16:41:45,221 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 16:41:45,252 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 16:41:45,254 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-28 16:41:45,294 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(1 == \old(a21)) || (13 == a8 && !(a16 == 6))) || ((1 == a21 && !(a17 == 1)) && !(a8 == 13))) || ((1 == a21 && !(a8 == 13)) && a20 <= 0)) || 0 < \old(a7)) || 6 == \old(a16)) || ((13 == a8 && 1 == a21) && a7 <= 0)) || 13 == \old(a8)) || (13 == a8 && a17 <= 0)) || (!(a16 == 6) && 1 == a21) [2018-11-28 16:41:45,466 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 16:41:45,466 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 16:41:45,467 INFO L168 Benchmark]: Toolchain (without parser) took 23515.15 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 391.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -119.1 MB). Peak memory consumption was 272.0 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:45,468 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 16:41:45,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 784.34 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 919.1 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:45,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 919.1 MB in the beginning and 1.1 GB in the end (delta: -201.2 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:45,469 INFO L168 Benchmark]: Boogie Preprocessor took 133.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 16:41:45,470 INFO L168 Benchmark]: RCFGBuilder took 3098.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 106.1 MB). Peak memory consumption was 106.1 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:45,470 INFO L168 Benchmark]: TraceAbstraction took 19096.78 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 257.4 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -81.0 MB). Peak memory consumption was 373.7 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:45,470 INFO L168 Benchmark]: Witness Printer took 265.89 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-11-28 16:41:45,476 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 784.34 ms. Allocated memory is still 1.0 GB. Free memory was 947.3 MB in the beginning and 919.1 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 129.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 919.1 MB in the beginning and 1.1 GB in the end (delta: -201.2 MB). Peak memory consumption was 17.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 133.39 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 3098.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 106.1 MB). Peak memory consumption was 106.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 19096.78 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 257.4 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -81.0 MB). Peak memory consumption was 373.7 MB. Max. memory is 11.5 GB. * Witness Printer took 265.89 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 533]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: ((((((((!(1 == \old(a21)) || (13 == a8 && !(a16 == 6))) || ((1 == a21 && !(a17 == 1)) && !(a8 == 13))) || ((1 == a21 && !(a8 == 13)) && a20 <= 0)) || 0 < \old(a7)) || 6 == \old(a16)) || ((13 == a8 && 1 == a21) && a7 <= 0)) || 13 == \old(a8)) || (13 == a8 && a17 <= 0)) || (!(a16 == 6) && 1 == a21) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 18.9s OverallTime, 5 OverallIterations, 3 TraceHistogramMax, 13.1s AutomataDifference, 0.0s DeadEndRemovalTime, 2.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 167 SDtfs, 2413 SDslu, 277 SDs, 0 SdLazy, 5023 SolverSat, 943 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 585 GetRequests, 534 SyntacticMatches, 4 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2804occurred in iteration=4, 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: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 892 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 111 PreInvPairs, 223 NumberOfFragments, 408 HoareAnnotationTreeSize, 111 FomulaSimplifications, 8297 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4030 FormulaSimplificationTreeSizeReductionInter, 1.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 1261 NumberOfCodeBlocks, 1261 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1253 ConstructedInterpolants, 0 QuantifiedInterpolants, 550173 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1315 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 190/276 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...