./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e002fb6463a65ebb6b75b40986db95c31112380a ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 01:15:59,072 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 01:15:59,073 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 01:15:59,080 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 01:15:59,080 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 01:15:59,081 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 01:15:59,082 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 01:15:59,083 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 01:15:59,084 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 01:15:59,084 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 01:15:59,085 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 01:15:59,085 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 01:15:59,086 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 01:15:59,087 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 01:15:59,088 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 01:15:59,088 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 01:15:59,089 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 01:15:59,090 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 01:15:59,092 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 01:15:59,093 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 01:15:59,094 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 01:15:59,095 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 01:15:59,096 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 01:15:59,097 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 01:15:59,097 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 01:15:59,098 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 01:15:59,098 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 01:15:59,099 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 01:15:59,099 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 01:15:59,100 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 01:15:59,100 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 01:15:59,101 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 01:15:59,102 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 01:15:59,102 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 01:15:59,102 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 01:15:59,103 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 01:15:59,103 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 01:15:59,113 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 01:15:59,113 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 01:15:59,114 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 01:15:59,114 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 01:15:59,114 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 01:15:59,114 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 01:15:59,114 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 01:15:59,115 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 01:15:59,115 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 01:15:59,115 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 01:15:59,115 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 01:15:59,115 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 01:15:59,115 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 01:15:59,115 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 01:15:59,115 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 01:15:59,115 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 01:15:59,116 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 01:15:59,116 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 01:15:59,116 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 01:15:59,116 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 01:15:59,116 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 01:15:59,116 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 01:15:59,118 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 01:15:59,118 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 01:15:59,118 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 01:15:59,118 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 01:15:59,118 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 01:15:59,118 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 01:15:59,118 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 01:15:59,119 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 01:15:59,119 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e002fb6463a65ebb6b75b40986db95c31112380a [2018-11-23 01:15:59,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 01:15:59,149 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 01:15:59,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 01:15:59,152 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 01:15:59,152 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 01:15:59,152 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-11-23 01:15:59,189 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/data/770fafb62/d828b530815a4724858e7540f855950a/FLAG0a42834f4 [2018-11-23 01:15:59,562 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 01:15:59,562 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/sv-benchmarks/c/eca-rers2012/Problem01_label26_true-unreach-call_false-termination.c [2018-11-23 01:15:59,571 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/data/770fafb62/d828b530815a4724858e7540f855950a/FLAG0a42834f4 [2018-11-23 01:15:59,946 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/data/770fafb62/d828b530815a4724858e7540f855950a [2018-11-23 01:15:59,948 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 01:15:59,949 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 01:15:59,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 01:15:59,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 01:15:59,952 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 01:15:59,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:15:59" (1/1) ... [2018-11-23 01:15:59,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e42f8a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:15:59, skipping insertion in model container [2018-11-23 01:15:59,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:15:59" (1/1) ... [2018-11-23 01:15:59,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 01:15:59,995 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 01:16:00,235 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:16:00,239 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 01:16:00,304 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 01:16:00,314 INFO L195 MainTranslator]: Completed translation [2018-11-23 01:16:00,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:00 WrapperNode [2018-11-23 01:16:00,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 01:16:00,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 01:16:00,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 01:16:00,315 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 01:16:00,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:00" (1/1) ... [2018-11-23 01:16:00,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:00" (1/1) ... [2018-11-23 01:16:00,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 01:16:00,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 01:16:00,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 01:16:00,390 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 01:16:00,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:00" (1/1) ... [2018-11-23 01:16:00,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:00" (1/1) ... [2018-11-23 01:16:00,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:00" (1/1) ... [2018-11-23 01:16:00,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:00" (1/1) ... [2018-11-23 01:16:00,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:00" (1/1) ... [2018-11-23 01:16:00,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:00" (1/1) ... [2018-11-23 01:16:00,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:00" (1/1) ... [2018-11-23 01:16:00,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 01:16:00,442 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 01:16:00,442 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 01:16:00,442 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 01:16:00,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/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 [2018-11-23 01:16:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-23 01:16:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 01:16:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 01:16:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-23 01:16:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-23 01:16:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 01:16:00,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 01:16:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 01:16:00,489 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 01:16:01,216 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 01:16:01,216 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 01:16:01,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:01 BoogieIcfgContainer [2018-11-23 01:16:01,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 01:16:01,217 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 01:16:01,218 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 01:16:01,220 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 01:16:01,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:15:59" (1/3) ... [2018-11-23 01:16:01,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7910aa92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:16:01, skipping insertion in model container [2018-11-23 01:16:01,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:16:00" (2/3) ... [2018-11-23 01:16:01,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7910aa92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:16:01, skipping insertion in model container [2018-11-23 01:16:01,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:01" (3/3) ... [2018-11-23 01:16:01,222 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem01_label26_true-unreach-call_false-termination.c [2018-11-23 01:16:01,228 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 01:16:01,233 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 01:16:01,243 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 01:16:01,264 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 01:16:01,264 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 01:16:01,264 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 01:16:01,264 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 01:16:01,265 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 01:16:01,265 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 01:16:01,265 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 01:16:01,265 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 01:16:01,265 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 01:16:01,281 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states. [2018-11-23 01:16:01,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-23 01:16:01,289 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:01,289 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:01,291 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:01,295 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:01,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1414431897, now seen corresponding path program 1 times [2018-11-23 01:16:01,296 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:16:01,297 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:16:01,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:01,327 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:01,327 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:01,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:01,615 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:16:01,615 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 01:16:01,618 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 01:16:01,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 01:16:01,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 01:16:01,629 INFO L87 Difference]: Start difference. First operand 207 states. Second operand 3 states. [2018-11-23 01:16:02,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:02,128 INFO L93 Difference]: Finished difference Result 547 states and 938 transitions. [2018-11-23 01:16:02,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 01:16:02,129 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 109 [2018-11-23 01:16:02,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:02,139 INFO L225 Difference]: With dead ends: 547 [2018-11-23 01:16:02,139 INFO L226 Difference]: Without dead ends: 338 [2018-11-23 01:16:02,142 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 01:16:02,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2018-11-23 01:16:02,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 338. [2018-11-23 01:16:02,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 338 states. [2018-11-23 01:16:02,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 338 states and 539 transitions. [2018-11-23 01:16:02,195 INFO L78 Accepts]: Start accepts. Automaton has 338 states and 539 transitions. Word has length 109 [2018-11-23 01:16:02,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:02,196 INFO L480 AbstractCegarLoop]: Abstraction has 338 states and 539 transitions. [2018-11-23 01:16:02,196 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 01:16:02,196 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 539 transitions. [2018-11-23 01:16:02,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-23 01:16:02,200 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:02,200 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:02,201 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:02,201 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:02,201 INFO L82 PathProgramCache]: Analyzing trace with hash -609512656, now seen corresponding path program 1 times [2018-11-23 01:16:02,201 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:16:02,202 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:16:02,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:02,203 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:02,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:02,304 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:02,304 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:16:02,304 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 01:16:02,305 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 01:16:02,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 01:16:02,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 01:16:02,306 INFO L87 Difference]: Start difference. First operand 338 states and 539 transitions. Second operand 6 states. [2018-11-23 01:16:02,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:02,954 INFO L93 Difference]: Finished difference Result 1067 states and 1776 transitions. [2018-11-23 01:16:02,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 01:16:02,954 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2018-11-23 01:16:02,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:02,960 INFO L225 Difference]: With dead ends: 1067 [2018-11-23 01:16:02,960 INFO L226 Difference]: Without dead ends: 735 [2018-11-23 01:16:02,963 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:16:02,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2018-11-23 01:16:02,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 720. [2018-11-23 01:16:02,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 720 states. [2018-11-23 01:16:02,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 1116 transitions. [2018-11-23 01:16:02,997 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 1116 transitions. Word has length 119 [2018-11-23 01:16:02,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:02,997 INFO L480 AbstractCegarLoop]: Abstraction has 720 states and 1116 transitions. [2018-11-23 01:16:02,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 01:16:02,997 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1116 transitions. [2018-11-23 01:16:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 01:16:03,000 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:03,000 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:03,000 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:03,000 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:03,001 INFO L82 PathProgramCache]: Analyzing trace with hash 1252784430, now seen corresponding path program 1 times [2018-11-23 01:16:03,001 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:16:03,001 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:16:03,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:03,002 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:03,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:03,220 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:03,220 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:16:03,221 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 01:16:03,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 01:16:03,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 01:16:03,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 01:16:03,221 INFO L87 Difference]: Start difference. First operand 720 states and 1116 transitions. Second operand 5 states. [2018-11-23 01:16:03,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:03,798 INFO L93 Difference]: Finished difference Result 1569 states and 2474 transitions. [2018-11-23 01:16:03,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 01:16:03,800 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 120 [2018-11-23 01:16:03,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:03,805 INFO L225 Difference]: With dead ends: 1569 [2018-11-23 01:16:03,805 INFO L226 Difference]: Without dead ends: 717 [2018-11-23 01:16:03,808 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 01:16:03,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2018-11-23 01:16:03,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 717. [2018-11-23 01:16:03,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 717 states. [2018-11-23 01:16:03,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 1040 transitions. [2018-11-23 01:16:03,828 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 1040 transitions. Word has length 120 [2018-11-23 01:16:03,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:03,829 INFO L480 AbstractCegarLoop]: Abstraction has 717 states and 1040 transitions. [2018-11-23 01:16:03,829 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 01:16:03,829 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1040 transitions. [2018-11-23 01:16:03,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-23 01:16:03,831 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:03,832 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:03,832 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:03,832 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:03,832 INFO L82 PathProgramCache]: Analyzing trace with hash -1557577546, now seen corresponding path program 1 times [2018-11-23 01:16:03,832 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:16:03,832 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:16:03,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:03,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:03,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:03,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:03,949 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 01:16:03,949 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 01:16:03,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 01:16:03,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 01:16:03,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 01:16:03,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 01:16:03,950 INFO L87 Difference]: Start difference. First operand 717 states and 1040 transitions. Second operand 4 states. [2018-11-23 01:16:04,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:04,497 INFO L93 Difference]: Finished difference Result 1698 states and 2500 transitions. [2018-11-23 01:16:04,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 01:16:04,498 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2018-11-23 01:16:04,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:04,501 INFO L225 Difference]: With dead ends: 1698 [2018-11-23 01:16:04,501 INFO L226 Difference]: Without dead ends: 987 [2018-11-23 01:16:04,503 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 01:16:04,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 987 states. [2018-11-23 01:16:04,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 987 to 987. [2018-11-23 01:16:04,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 987 states. [2018-11-23 01:16:04,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 987 states and 1355 transitions. [2018-11-23 01:16:04,520 INFO L78 Accepts]: Start accepts. Automaton has 987 states and 1355 transitions. Word has length 124 [2018-11-23 01:16:04,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:04,521 INFO L480 AbstractCegarLoop]: Abstraction has 987 states and 1355 transitions. [2018-11-23 01:16:04,521 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 01:16:04,521 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1355 transitions. [2018-11-23 01:16:04,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-23 01:16:04,524 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:04,524 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:04,524 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:04,524 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:04,524 INFO L82 PathProgramCache]: Analyzing trace with hash -323555598, now seen corresponding path program 1 times [2018-11-23 01:16:04,524 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:16:04,524 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:16:04,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:04,525 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:04,525 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:04,616 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 67 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 01:16:04,616 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:04,616 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/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 [2018-11-23 01:16:04,626 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:04,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:04,689 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:16:04,735 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2018-11-23 01:16:04,751 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 01:16:04,751 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-23 01:16:04,752 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 01:16:04,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 01:16:04,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 01:16:04,752 INFO L87 Difference]: Start difference. First operand 987 states and 1355 transitions. Second operand 7 states. [2018-11-23 01:16:05,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:05,600 INFO L93 Difference]: Finished difference Result 3426 states and 4773 transitions. [2018-11-23 01:16:05,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 01:16:05,602 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 168 [2018-11-23 01:16:05,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:05,610 INFO L225 Difference]: With dead ends: 3426 [2018-11-23 01:16:05,610 INFO L226 Difference]: Without dead ends: 2445 [2018-11-23 01:16:05,614 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2018-11-23 01:16:05,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2445 states. [2018-11-23 01:16:05,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2445 to 2417. [2018-11-23 01:16:05,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2417 states. [2018-11-23 01:16:05,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2417 states and 3135 transitions. [2018-11-23 01:16:05,669 INFO L78 Accepts]: Start accepts. Automaton has 2417 states and 3135 transitions. Word has length 168 [2018-11-23 01:16:05,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:05,669 INFO L480 AbstractCegarLoop]: Abstraction has 2417 states and 3135 transitions. [2018-11-23 01:16:05,669 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 01:16:05,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 3135 transitions. [2018-11-23 01:16:05,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-23 01:16:05,676 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:05,676 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:05,676 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:05,676 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:05,676 INFO L82 PathProgramCache]: Analyzing trace with hash -398578223, now seen corresponding path program 1 times [2018-11-23 01:16:05,677 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:16:05,677 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:16:05,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:05,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:05,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:05,779 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 80 proven. 39 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 01:16:05,779 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:05,780 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/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 [2018-11-23 01:16:05,786 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:05,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:05,846 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:16:05,885 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 92 proven. 25 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2018-11-23 01:16:05,908 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 01:16:05,908 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 8 [2018-11-23 01:16:05,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 01:16:05,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 01:16:05,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-23 01:16:05,910 INFO L87 Difference]: Start difference. First operand 2417 states and 3135 transitions. Second operand 8 states. [2018-11-23 01:16:07,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:07,250 INFO L93 Difference]: Finished difference Result 8163 states and 11389 transitions. [2018-11-23 01:16:07,253 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 01:16:07,253 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 187 [2018-11-23 01:16:07,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:07,269 INFO L225 Difference]: With dead ends: 8163 [2018-11-23 01:16:07,269 INFO L226 Difference]: Without dead ends: 5752 [2018-11-23 01:16:07,277 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2018-11-23 01:16:07,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5752 states. [2018-11-23 01:16:07,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5752 to 5489. [2018-11-23 01:16:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5489 states. [2018-11-23 01:16:07,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5489 states to 5489 states and 6953 transitions. [2018-11-23 01:16:07,365 INFO L78 Accepts]: Start accepts. Automaton has 5489 states and 6953 transitions. Word has length 187 [2018-11-23 01:16:07,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:07,365 INFO L480 AbstractCegarLoop]: Abstraction has 5489 states and 6953 transitions. [2018-11-23 01:16:07,365 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 01:16:07,366 INFO L276 IsEmpty]: Start isEmpty. Operand 5489 states and 6953 transitions. [2018-11-23 01:16:07,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2018-11-23 01:16:07,373 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 01:16:07,373 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 01:16:07,374 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 01:16:07,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 01:16:07,374 INFO L82 PathProgramCache]: Analyzing trace with hash -901861594, now seen corresponding path program 1 times [2018-11-23 01:16:07,374 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 01:16:07,374 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 01:16:07,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:07,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:07,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 01:16:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:07,470 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 01:16:07,471 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 01:16:07,471 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/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 [2018-11-23 01:16:07,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 01:16:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 01:16:07,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 01:16:07,583 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 146 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 01:16:07,598 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 01:16:07,598 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-11-23 01:16:07,599 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 01:16:07,599 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 01:16:07,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-23 01:16:07,599 INFO L87 Difference]: Start difference. First operand 5489 states and 6953 transitions. Second operand 9 states. [2018-11-23 01:16:08,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 01:16:08,841 INFO L93 Difference]: Finished difference Result 9863 states and 12971 transitions. [2018-11-23 01:16:08,842 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-23 01:16:08,842 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 205 [2018-11-23 01:16:08,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 01:16:08,843 INFO L225 Difference]: With dead ends: 9863 [2018-11-23 01:16:08,843 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 01:16:08,900 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=200, Invalid=670, Unknown=0, NotChecked=0, Total=870 [2018-11-23 01:16:08,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 01:16:08,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 01:16:08,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 01:16:08,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 01:16:08,900 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 205 [2018-11-23 01:16:08,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 01:16:08,901 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 01:16:08,901 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 01:16:08,901 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 01:16:08,901 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 01:16:08,905 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 01:16:09,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,046 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,067 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,082 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,099 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,102 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,111 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,149 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,159 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,165 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 76 [2018-11-23 01:16:09,177 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,180 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,232 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,249 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,251 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,256 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,260 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,272 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,298 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,303 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 01:16:09,303 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 76 [2018-11-23 01:16:09,893 WARN L180 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 74 [2018-11-23 01:16:10,105 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2018-11-23 01:16:10,298 WARN L180 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2018-11-23 01:16:10,299 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 01:16:10,300 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= |old(~a16~0)| ~a16~0) (= ~a20~0 |old(~a20~0)|) (= ~a21~0 |old(~a21~0)|)) [2018-11-23 01:16:10,300 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 01:16:10,300 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 390) no Hoare annotation was computed. [2018-11-23 01:16:10,300 INFO L448 ceAbstractionStarter]: For program point L102(lines 102 390) no Hoare annotation was computed. [2018-11-23 01:16:10,300 INFO L448 ceAbstractionStarter]: For program point L565-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,300 INFO L448 ceAbstractionStarter]: For program point L532-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,300 INFO L448 ceAbstractionStarter]: For program point L499-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,300 INFO L448 ceAbstractionStarter]: For program point L466-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,300 INFO L448 ceAbstractionStarter]: For program point L433-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,300 INFO L448 ceAbstractionStarter]: For program point L400-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,300 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 390) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L136(lines 136 390) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 485) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L500(line 500) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L467(line 467) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L434(line 434) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L401(line 401) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L203(lines 203 390) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L72(lines 72 390) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L568-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L535-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L502-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L469-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L436-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L403-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L337(lines 337 390) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 390) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L503(line 503) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L470(line 470) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L437(line 437) no Hoare annotation was computed. [2018-11-23 01:16:10,301 INFO L448 ceAbstractionStarter]: For program point L404(line 404) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L173(lines 173 390) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L140(lines 140 390) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L372(lines 372 390) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L306(lines 306 390) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L273(lines 273 390) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L108(lines 108 390) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L571-1(lines 571 573) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L538-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L472-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L439-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L406-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L208(lines 208 390) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L43(lines 43 390) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L473(line 473) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L440(line 440) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L407(line 407) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L144(lines 144 390) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L541-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L508-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L475-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L442-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,302 INFO L448 ceAbstractionStarter]: For program point L409-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L178(lines 178 390) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L509(line 509) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L476(line 476) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L410(line 410) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 390) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L278(lines 278 390) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L245(lines 245 390) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L80(lines 80 390) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 390) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 390) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 390) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L544-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L511-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L478-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,303 INFO L448 ceAbstractionStarter]: For program point L412-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 390) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L148(lines 148 390) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L49(lines 49 390) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L545(line 545) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L512(line 512) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L479(line 479) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L446(line 446) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L84(lines 84 390) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L547-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L514-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L448-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L382(lines 382 390) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L415-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 390) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L250(lines 250 390) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L548(line 548) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L482(line 482) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L449(line 449) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 390) no Hoare annotation was computed. [2018-11-23 01:16:10,304 INFO L448 ceAbstractionStarter]: For program point L152(lines 152 390) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L119(lines 119 390) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 390) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 390) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L54(lines 54 390) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L550-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L517-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L484-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L451-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L418-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L286(lines 286 390) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L485(line 485) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L452(line 452) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 390) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L189(lines 189 390) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L553-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L520-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L487-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L454-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L421-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,305 INFO L448 ceAbstractionStarter]: For program point L355(lines 355 390) no Hoare annotation was computed. [2018-11-23 01:16:10,306 INFO L448 ceAbstractionStarter]: For program point L256(lines 256 390) no Hoare annotation was computed. [2018-11-23 01:16:10,306 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 390) no Hoare annotation was computed. [2018-11-23 01:16:10,306 INFO L448 ceAbstractionStarter]: For program point L124(lines 124 390) no Hoare annotation was computed. [2018-11-23 01:16:10,306 INFO L448 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2018-11-23 01:16:10,306 INFO L448 ceAbstractionStarter]: For program point L521(line 521) no Hoare annotation was computed. [2018-11-23 01:16:10,306 INFO L448 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2018-11-23 01:16:10,306 INFO L448 ceAbstractionStarter]: For program point L455(line 455) no Hoare annotation was computed. [2018-11-23 01:16:10,306 INFO L448 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2018-11-23 01:16:10,306 INFO L448 ceAbstractionStarter]: For program point L92(lines 92 390) no Hoare annotation was computed. [2018-11-23 01:16:10,306 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 30 575) the Hoare annotation is: (let ((.cse13 (= 1 ~a17~0)) (.cse12 (= 1 ~a21~0)) (.cse15 (= ~a7~0 |old(~a7~0)|)) (.cse16 (= ~a17~0 |old(~a17~0)|)) (.cse11 (= |old(~a16~0)| ~a16~0)) (.cse17 (= ~a20~0 |old(~a20~0)|)) (.cse18 (= ~a21~0 |old(~a21~0)|))) (let ((.cse2 (not (= 1 |old(~a20~0)|))) (.cse14 (and .cse15 .cse16 .cse11 .cse17 .cse18)) (.cse5 (and .cse11 .cse15 .cse16 .cse12 .cse17)) (.cse6 (< 0 |old(~a20~0)|)) (.cse4 (< 0 |old(~a17~0)|)) (.cse10 (< 0 |old(~a21~0)|)) (.cse8 (= 6 |old(~a16~0)|)) (.cse0 (not (= 1 |old(~a21~0)|))) (.cse1 (= 1 |old(~a7~0)|)) (.cse9 (and .cse15 .cse11 .cse17 .cse18 .cse13)) (.cse3 (not (= 8 ~a12~0))) (.cse7 (not (= 1 |old(~a17~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse5 .cse3 .cse6 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse7 .cse5) (or .cse8 .cse9 .cse3 .cse10 .cse7) (or .cse0 .cse2 (not (= 4 |old(~a16~0)|)) (and (= 1 ~a7~0) (= 1 ~a20~0) (= 13 ~a8~0) .cse11 .cse12 .cse13) .cse3 (not .cse1) (not (= 13 |old(~a8~0)|)) .cse7) (or .cse8 .cse0 .cse1 .cse14 .cse3 .cse4) (or .cse8 .cse0 .cse3 .cse14 .cse4 .cse6) (or .cse0 (and .cse15 .cse16 .cse17 (= 5 ~a16~0) .cse18) (not (= 5 |old(~a16~0)|)) .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse3 .cse4 .cse6) (or (and (and .cse15 .cse16 .cse11 .cse17) .cse18) .cse4 (or .cse3 .cse10)) (or .cse8 .cse0 .cse1 .cse9 .cse3 .cse7)))) [2018-11-23 01:16:10,306 INFO L448 ceAbstractionStarter]: For program point L324(lines 324 390) no Hoare annotation was computed. [2018-11-23 01:16:10,306 INFO L448 ceAbstractionStarter]: For program point L556-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,306 INFO L448 ceAbstractionStarter]: For program point L523-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L490-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L457-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 393) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L424-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L391-2(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 390) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 390) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L524(line 524) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L491(line 491) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L458(line 458) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L392(line 392) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L194(lines 194 390) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L62(lines 62 390) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 390) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 390) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L559-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L526-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L460-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L427-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,307 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 390) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L394-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L97(lines 97 390) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L31(lines 31 390) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L527(line 527) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L494(line 494) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L428(line 428) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L395(line 395) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 390) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L197(lines 197 390) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L65(lines 65 390) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L363(lines 363 390) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 390) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 390) no Hoare annotation was computed. [2018-11-23 01:16:10,308 INFO L448 ceAbstractionStarter]: For program point L562-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L529-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L496-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L463-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L430-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L397-1(lines 30 575) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 390) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L563(line 563) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L464(line 464) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L431(line 431) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 390) no Hoare annotation was computed. [2018-11-23 01:16:10,309 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 390) no Hoare annotation was computed. [2018-11-23 01:16:10,310 INFO L448 ceAbstractionStarter]: For program point L35(lines 35 390) no Hoare annotation was computed. [2018-11-23 01:16:10,310 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 01:16:10,310 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a7~0 1)) (= 1 ~a20~0) (= 1 ~a21~0) (= ~a12~0 8) (= 5 ~a16~0) (= 1 ~a17~0)) [2018-11-23 01:16:10,310 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 01:16:10,310 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 01:16:10,310 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 577 594) the Hoare annotation is: (or (not (= 1 |old(~a21~0)|)) (= 1 |old(~a7~0)|) (not (= 1 |old(~a20~0)|)) (and (= ~a7~0 |old(~a7~0)|) (= ~a17~0 |old(~a17~0)|) (= 1 ~a21~0) (= ~a20~0 |old(~a20~0)|) (= 5 ~a16~0)) (not (= 5 |old(~a16~0)|)) (not (= 8 ~a12~0)) (not (= 1 |old(~a17~0)|))) [2018-11-23 01:16:10,310 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 577 594) no Hoare annotation was computed. [2018-11-23 01:16:10,310 INFO L444 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (= 1 ~a20~0)) (.cse7 (<= ~a21~0 0)) (.cse5 (<= ~a17~0 0)) (.cse6 (<= ~a20~0 0)) (.cse3 (not (= ~a7~0 1))) (.cse4 (not (= ~a16~0 6))) (.cse1 (= 1 ~a21~0)) (.cse2 (= 1 ~a17~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 (= 13 ~a8~0) (= 4 ~a16~0) .cse1 .cse2) (not (= 8 ~a12~0)) (and .cse3 .cse4 .cse1 .cse5) (= 1 |old(~a7~0)|) (and .cse3 .cse0 .cse1 .cse2) (not (= 1 |old(~a20~0)|)) (and .cse3 .cse1 .cse6 .cse2) (not (= 5 |old(~a16~0)|)) (and .cse7 .cse4 .cse2) (and .cse1 .cse5 (= 5 ~a16~0)) (and .cse3 .cse1 .cse5 .cse6) (and (and .cse3 .cse0) .cse5 (= ~a21~0 |old(~a21~0)|)) (not (= 1 |old(~a17~0)|)) (and .cse7 .cse5) (and .cse4 .cse1 .cse5 .cse6) (and .cse3 .cse4 .cse1 .cse2))) [2018-11-23 01:16:10,310 INFO L448 ceAbstractionStarter]: For program point L591-1(line 591) no Hoare annotation was computed. [2018-11-23 01:16:10,310 INFO L448 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2018-11-23 01:16:10,311 INFO L444 ceAbstractionStarter]: At program point L583-2(lines 583 593) the Hoare annotation is: (let ((.cse0 (= 1 ~a20~0)) (.cse7 (<= ~a21~0 0)) (.cse5 (<= ~a17~0 0)) (.cse6 (<= ~a20~0 0)) (.cse3 (not (= ~a7~0 1))) (.cse4 (not (= ~a16~0 6))) (.cse1 (= 1 ~a21~0)) (.cse2 (= 1 ~a17~0))) (or (not (= 1 |old(~a21~0)|)) (and .cse0 (= 13 ~a8~0) (= 4 ~a16~0) .cse1 .cse2) (not (= 8 ~a12~0)) (and .cse3 .cse4 .cse1 .cse5) (= 1 |old(~a7~0)|) (and .cse3 .cse0 .cse1 .cse2) (not (= 1 |old(~a20~0)|)) (and .cse3 .cse1 .cse6 .cse2) (not (= 5 |old(~a16~0)|)) (and .cse7 .cse4 .cse2) (and .cse1 .cse5 (= 5 ~a16~0)) (and .cse3 .cse1 .cse5 .cse6) (and (and .cse3 .cse0) .cse5 (= ~a21~0 |old(~a21~0)|)) (not (= 1 |old(~a17~0)|)) (and .cse7 .cse5) (and .cse4 .cse1 .cse5 .cse6) (and .cse3 .cse4 .cse1 .cse2))) [2018-11-23 01:16:10,311 INFO L448 ceAbstractionStarter]: For program point L583-3(lines 577 594) no Hoare annotation was computed. [2018-11-23 01:16:10,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:16:10 BoogieIcfgContainer [2018-11-23 01:16:10,326 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 01:16:10,327 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 01:16:10,327 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 01:16:10,327 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 01:16:10,327 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:16:01" (3/4) ... [2018-11-23 01:16:10,330 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 01:16:10,341 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 01:16:10,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-23 01:16:10,342 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 01:16:10,351 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 01:16:10,351 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 01:16:10,376 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((!(1 == \old(a21)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && a17 <= 0)) || 1 == \old(a7)) || (((!(a7 == 1) && 1 == a20) && 1 == a21) && 1 == a17)) || !(1 == \old(a20))) || (((!(a7 == 1) && 1 == a21) && a20 <= 0) && 1 == a17)) || !(5 == \old(a16))) || ((a21 <= 0 && !(a16 == 6)) && 1 == a17)) || ((1 == a21 && a17 <= 0) && 5 == a16)) || (((!(a7 == 1) && 1 == a21) && a17 <= 0) && a20 <= 0)) || (((!(a7 == 1) && 1 == a20) && a17 <= 0) && a21 == \old(a21))) || !(1 == \old(a17))) || (a21 <= 0 && a17 <= 0)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && 1 == a17) [2018-11-23 01:16:10,456 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_08e825eb-5ee3-472f-9456-bc32d51946d5/bin-2019/uautomizer/witness.graphml [2018-11-23 01:16:10,456 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 01:16:10,457 INFO L168 Benchmark]: Toolchain (without parser) took 10508.33 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 414.2 MB). Free memory was 950.0 MB in the beginning and 913.7 MB in the end (delta: 36.3 MB). Peak memory consumption was 450.5 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:10,458 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 01:16:10,458 INFO L168 Benchmark]: CACSL2BoogieTranslator took 365.32 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 917.8 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:10,458 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -212.4 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:10,458 INFO L168 Benchmark]: Boogie Preprocessor took 51.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:10,459 INFO L168 Benchmark]: RCFGBuilder took 775.02 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: 110.0 MB). Peak memory consumption was 110.0 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:10,459 INFO L168 Benchmark]: TraceAbstraction took 9108.86 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 276.8 MB). Free memory was 1.0 GB in the beginning and 924.8 MB in the end (delta: 92.0 MB). Peak memory consumption was 368.8 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:10,459 INFO L168 Benchmark]: Witness Printer took 129.83 ms. Allocated memory is still 1.4 GB. Free memory was 924.8 MB in the beginning and 913.7 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2018-11-23 01:16:10,464 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 365.32 ms. Allocated memory is still 1.0 GB. Free memory was 950.0 MB in the beginning and 917.8 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 74.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 917.8 MB in the beginning and 1.1 GB in the end (delta: -212.4 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.89 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 775.02 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: 110.0 MB). Peak memory consumption was 110.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9108.86 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 276.8 MB). Free memory was 1.0 GB in the beginning and 924.8 MB in the end (delta: 92.0 MB). Peak memory consumption was 368.8 MB. Max. memory is 11.5 GB. * Witness Printer took 129.83 ms. Allocated memory is still 1.4 GB. Free memory was 924.8 MB in the beginning and 913.7 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 485]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((((((((((((!(1 == \old(a21)) || ((((1 == a20 && 13 == a8) && 4 == a16) && 1 == a21) && 1 == a17)) || !(8 == a12)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && a17 <= 0)) || 1 == \old(a7)) || (((!(a7 == 1) && 1 == a20) && 1 == a21) && 1 == a17)) || !(1 == \old(a20))) || (((!(a7 == 1) && 1 == a21) && a20 <= 0) && 1 == a17)) || !(5 == \old(a16))) || ((a21 <= 0 && !(a16 == 6)) && 1 == a17)) || ((1 == a21 && a17 <= 0) && 5 == a16)) || (((!(a7 == 1) && 1 == a21) && a17 <= 0) && a20 <= 0)) || (((!(a7 == 1) && 1 == a20) && a17 <= 0) && a21 == \old(a21))) || !(1 == \old(a17))) || (a21 <= 0 && a17 <= 0)) || (((!(a16 == 6) && 1 == a21) && a17 <= 0) && a20 <= 0)) || (((!(a7 == 1) && !(a16 == 6)) && 1 == a21) && 1 == a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 207 locations, 1 error locations. SAFE Result, 9.0s OverallTime, 7 OverallIterations, 5 TraceHistogramMax, 5.8s AutomataDifference, 0.0s DeadEndRemovalTime, 1.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 688 SDtfs, 5165 SDslu, 966 SDs, 0 SdLazy, 7436 SolverSat, 1574 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 676 GetRequests, 600 SyntacticMatches, 6 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5489occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 306 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 153 PreInvPairs, 321 NumberOfFragments, 810 HoareAnnotationTreeSize, 153 FomulaSimplifications, 15812 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2182 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1592 NumberOfCodeBlocks, 1592 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1582 ConstructedInterpolants, 0 QuantifiedInterpolants, 770746 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1621 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 10 InterpolantComputations, 5 PerfectInterpolantSequences, 790/873 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...