./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/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 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 07:46:59,269 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 07:46:59,270 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 07:46:59,280 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 07:46:59,281 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 07:46:59,281 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 07:46:59,282 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 07:46:59,284 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 07:46:59,285 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 07:46:59,286 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 07:46:59,286 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 07:46:59,287 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 07:46:59,287 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 07:46:59,288 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 07:46:59,289 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 07:46:59,290 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 07:46:59,290 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 07:46:59,292 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 07:46:59,293 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 07:46:59,295 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 07:46:59,295 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 07:46:59,296 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 07:46:59,298 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 07:46:59,298 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 07:46:59,298 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 07:46:59,299 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 07:46:59,300 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 07:46:59,300 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 07:46:59,301 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 07:46:59,302 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 07:46:59,302 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 07:46:59,303 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 07:46:59,303 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 07:46:59,303 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 07:46:59,304 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 07:46:59,304 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 07:46:59,304 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-10 07:46:59,314 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 07:46:59,315 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 07:46:59,315 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 07:46:59,315 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 07:46:59,316 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 07:46:59,316 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 07:46:59,316 INFO L133 SettingsManager]: * Use SBE=true [2018-11-10 07:46:59,316 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 07:46:59,316 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 07:46:59,316 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 07:46:59,317 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 07:46:59,317 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 07:46:59,317 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 07:46:59,317 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 07:46:59,317 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 07:46:59,317 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 07:46:59,317 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 07:46:59,318 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 07:46:59,318 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 07:46:59,318 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-10 07:46:59,318 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 07:46:59,318 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-10 07:46:59,318 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-10 07:46:59,318 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 07:46:59,318 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 07:46:59,319 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 07:46:59,319 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-10 07:46:59,319 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 07:46:59,319 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 07:46:59,319 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_6f10061f-ae1a-4e66-a86e-3753f04b8311/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 -> 89e4d3b83e9299d0f8112c95fd72ee254e8bb8bf [2018-11-10 07:46:59,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 07:46:59,351 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 07:46:59,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 07:46:59,354 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 07:46:59,355 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 07:46:59,355 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/bin-2019/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c [2018-11-10 07:46:59,397 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/bin-2019/uautomizer/data/f73e09c2c/d9c78148803a4d1ba8edffa25630968c/FLAG39aa1521d [2018-11-10 07:46:59,792 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 07:46:59,792 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/sv-benchmarks/c/eca-rers2012/Problem02_label51_true-unreach-call_false-termination.c [2018-11-10 07:46:59,801 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/bin-2019/uautomizer/data/f73e09c2c/d9c78148803a4d1ba8edffa25630968c/FLAG39aa1521d [2018-11-10 07:46:59,813 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/bin-2019/uautomizer/data/f73e09c2c/d9c78148803a4d1ba8edffa25630968c [2018-11-10 07:46:59,816 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 07:46:59,817 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-10 07:46:59,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 07:46:59,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 07:46:59,821 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 07:46:59,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:46:59" (1/1) ... [2018-11-10 07:46:59,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce791db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:46:59, skipping insertion in model container [2018-11-10 07:46:59,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 07:46:59" (1/1) ... [2018-11-10 07:46:59,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 07:46:59,865 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 07:47:00,117 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:47:00,125 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 07:47:00,195 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 07:47:00,209 INFO L193 MainTranslator]: Completed translation [2018-11-10 07:47:00,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:47:00 WrapperNode [2018-11-10 07:47:00,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 07:47:00,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 07:47:00,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 07:47:00,210 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 07:47:00,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:47:00" (1/1) ... [2018-11-10 07:47:00,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:47:00" (1/1) ... [2018-11-10 07:47:00,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:47:00" (1/1) ... [2018-11-10 07:47:00,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:47:00" (1/1) ... [2018-11-10 07:47:00,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:47:00" (1/1) ... [2018-11-10 07:47:00,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:47:00" (1/1) ... [2018-11-10 07:47:00,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:47:00" (1/1) ... [2018-11-10 07:47:00,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 07:47:00,327 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 07:47:00,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 07:47:00,328 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 07:47:00,328 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:47:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/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 [2018-11-10 07:47:00,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-10 07:47:00,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 07:47:00,378 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-10 07:47:00,378 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-10 07:47:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-10 07:47:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-10 07:47:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-10 07:47:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-10 07:47:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-10 07:47:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-10 07:47:00,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 07:47:01,212 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:47:01,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:47:01 BoogieIcfgContainer [2018-11-10 07:47:01,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:47:01,214 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-10 07:47:01,214 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-10 07:47:01,217 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-10 07:47:01,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 07:46:59" (1/3) ... [2018-11-10 07:47:01,218 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43acf251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:47:01, skipping insertion in model container [2018-11-10 07:47:01,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 07:47:00" (2/3) ... [2018-11-10 07:47:01,218 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43acf251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 07:47:01, skipping insertion in model container [2018-11-10 07:47:01,218 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:47:01" (3/3) ... [2018-11-10 07:47:01,220 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label51_true-unreach-call_false-termination.c [2018-11-10 07:47:01,226 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-10 07:47:01,235 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-10 07:47:01,246 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-10 07:47:01,271 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-11-10 07:47:01,271 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-10 07:47:01,271 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-10 07:47:01,271 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-10 07:47:01,272 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-10 07:47:01,272 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-10 07:47:01,272 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-10 07:47:01,272 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-10 07:47:01,272 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-10 07:47:01,290 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-11-10 07:47:01,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-10 07:47:01,299 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:47:01,300 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:47:01,302 INFO L424 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:47:01,305 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:47:01,306 INFO L82 PathProgramCache]: Analyzing trace with hash 1195562327, now seen corresponding path program 1 times [2018-11-10 07:47:01,307 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:47:01,307 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:47:01,340 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:01,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:47:01,341 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:47:01,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:47:01,631 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:47:01,631 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-10 07:47:01,635 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-10 07:47:01,647 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-10 07:47:01,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:47:01,650 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-11-10 07:47:02,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:47:02,194 INFO L93 Difference]: Finished difference Result 621 states and 1059 transitions. [2018-11-10 07:47:02,194 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-10 07:47:02,195 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2018-11-10 07:47:02,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:47:02,205 INFO L225 Difference]: With dead ends: 621 [2018-11-10 07:47:02,205 INFO L226 Difference]: Without dead ends: 382 [2018-11-10 07:47:02,211 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-10 07:47:02,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-11-10 07:47:02,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-11-10 07:47:02,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-11-10 07:47:02,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 608 transitions. [2018-11-10 07:47:02,270 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 608 transitions. Word has length 117 [2018-11-10 07:47:02,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:47:02,271 INFO L481 AbstractCegarLoop]: Abstraction has 382 states and 608 transitions. [2018-11-10 07:47:02,271 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-10 07:47:02,271 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 608 transitions. [2018-11-10 07:47:02,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-10 07:47:02,275 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:47:02,276 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:47:02,276 INFO L424 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:47:02,276 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:47:02,276 INFO L82 PathProgramCache]: Analyzing trace with hash -324277142, now seen corresponding path program 1 times [2018-11-10 07:47:02,276 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:47:02,277 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:47:02,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:02,278 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:47:02,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:02,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:47:02,543 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:47:02,543 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:47:02,543 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:47:02,545 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 07:47:02,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:47:02,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:47:02,545 INFO L87 Difference]: Start difference. First operand 382 states and 608 transitions. Second operand 5 states. [2018-11-10 07:47:03,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:47:03,102 INFO L93 Difference]: Finished difference Result 903 states and 1497 transitions. [2018-11-10 07:47:03,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 07:47:03,102 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 126 [2018-11-10 07:47:03,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:47:03,105 INFO L225 Difference]: With dead ends: 903 [2018-11-10 07:47:03,105 INFO L226 Difference]: Without dead ends: 381 [2018-11-10 07:47:03,107 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:47:03,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-11-10 07:47:03,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 381. [2018-11-10 07:47:03,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-11-10 07:47:03,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 602 transitions. [2018-11-10 07:47:03,121 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 602 transitions. Word has length 126 [2018-11-10 07:47:03,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:47:03,122 INFO L481 AbstractCegarLoop]: Abstraction has 381 states and 602 transitions. [2018-11-10 07:47:03,122 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 07:47:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 602 transitions. [2018-11-10 07:47:03,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-11-10 07:47:03,124 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:47:03,124 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:47:03,124 INFO L424 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:47:03,124 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:47:03,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1188045302, now seen corresponding path program 1 times [2018-11-10 07:47:03,125 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:47:03,125 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:47:03,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:03,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:47:03,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:03,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:47:03,322 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:47:03,322 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:47:03,322 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:47:03,322 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 07:47:03,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:47:03,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:47:03,323 INFO L87 Difference]: Start difference. First operand 381 states and 602 transitions. Second operand 5 states. [2018-11-10 07:47:03,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:47:03,834 INFO L93 Difference]: Finished difference Result 901 states and 1482 transitions. [2018-11-10 07:47:03,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 07:47:03,835 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 132 [2018-11-10 07:47:03,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:47:03,837 INFO L225 Difference]: With dead ends: 901 [2018-11-10 07:47:03,837 INFO L226 Difference]: Without dead ends: 380 [2018-11-10 07:47:03,839 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:47:03,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-11-10 07:47:03,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-11-10 07:47:03,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-11-10 07:47:03,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 594 transitions. [2018-11-10 07:47:03,853 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 594 transitions. Word has length 132 [2018-11-10 07:47:03,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:47:03,853 INFO L481 AbstractCegarLoop]: Abstraction has 380 states and 594 transitions. [2018-11-10 07:47:03,853 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 07:47:03,853 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 594 transitions. [2018-11-10 07:47:03,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-11-10 07:47:03,856 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:47:03,856 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:47:03,856 INFO L424 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:47:03,857 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:47:03,857 INFO L82 PathProgramCache]: Analyzing trace with hash -34077619, now seen corresponding path program 1 times [2018-11-10 07:47:03,857 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:47:03,857 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:47:03,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:03,858 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:47:03,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:47:03,949 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:47:03,949 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:47:03,949 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:47:03,950 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:47:03,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:47:03,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:47:03,950 INFO L87 Difference]: Start difference. First operand 380 states and 594 transitions. Second operand 6 states. [2018-11-10 07:47:04,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:47:04,775 INFO L93 Difference]: Finished difference Result 1193 states and 1942 transitions. [2018-11-10 07:47:04,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 07:47:04,776 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 140 [2018-11-10 07:47:04,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:47:04,780 INFO L225 Difference]: With dead ends: 1193 [2018-11-10 07:47:04,780 INFO L226 Difference]: Without dead ends: 819 [2018-11-10 07:47:04,781 INFO L605 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 [2018-11-10 07:47:04,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-11-10 07:47:04,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 807. [2018-11-10 07:47:04,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2018-11-10 07:47:04,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1208 transitions. [2018-11-10 07:47:04,804 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1208 transitions. Word has length 140 [2018-11-10 07:47:04,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:47:04,804 INFO L481 AbstractCegarLoop]: Abstraction has 807 states and 1208 transitions. [2018-11-10 07:47:04,804 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:47:04,804 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1208 transitions. [2018-11-10 07:47:04,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2018-11-10 07:47:04,806 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:47:04,806 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:47:04,807 INFO L424 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:47:04,807 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:47:04,807 INFO L82 PathProgramCache]: Analyzing trace with hash -1593443119, now seen corresponding path program 1 times [2018-11-10 07:47:04,807 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:47:04,807 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:47:04,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:04,808 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:47:04,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:47:04,949 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:47:04,950 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:47:04,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:47:04,950 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 07:47:04,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:47:04,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:47:04,950 INFO L87 Difference]: Start difference. First operand 807 states and 1208 transitions. Second operand 5 states. [2018-11-10 07:47:05,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:47:05,632 INFO L93 Difference]: Finished difference Result 1753 states and 2669 transitions. [2018-11-10 07:47:05,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 07:47:05,633 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 142 [2018-11-10 07:47:05,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:47:05,636 INFO L225 Difference]: With dead ends: 1753 [2018-11-10 07:47:05,636 INFO L226 Difference]: Without dead ends: 804 [2018-11-10 07:47:05,639 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:47:05,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2018-11-10 07:47:05,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 804. [2018-11-10 07:47:05,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2018-11-10 07:47:05,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 1190 transitions. [2018-11-10 07:47:05,660 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 1190 transitions. Word has length 142 [2018-11-10 07:47:05,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:47:05,660 INFO L481 AbstractCegarLoop]: Abstraction has 804 states and 1190 transitions. [2018-11-10 07:47:05,660 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 07:47:05,660 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1190 transitions. [2018-11-10 07:47:05,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-11-10 07:47:05,663 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:47:05,664 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:47:05,664 INFO L424 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:47:05,664 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:47:05,664 INFO L82 PathProgramCache]: Analyzing trace with hash 890086741, now seen corresponding path program 1 times [2018-11-10 07:47:05,664 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:47:05,664 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:47:05,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:05,665 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:47:05,665 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:47:05,850 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:47:05,850 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:47:05,850 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-10 07:47:05,851 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-10 07:47:05,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-10 07:47:05,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:47:05,851 INFO L87 Difference]: Start difference. First operand 804 states and 1190 transitions. Second operand 5 states. [2018-11-10 07:47:06,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:47:06,321 INFO L93 Difference]: Finished difference Result 1747 states and 2630 transitions. [2018-11-10 07:47:06,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-10 07:47:06,322 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 144 [2018-11-10 07:47:06,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:47:06,325 INFO L225 Difference]: With dead ends: 1747 [2018-11-10 07:47:06,325 INFO L226 Difference]: Without dead ends: 801 [2018-11-10 07:47:06,328 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-10 07:47:06,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-11-10 07:47:06,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 801. [2018-11-10 07:47:06,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2018-11-10 07:47:06,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1169 transitions. [2018-11-10 07:47:06,346 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1169 transitions. Word has length 144 [2018-11-10 07:47:06,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:47:06,347 INFO L481 AbstractCegarLoop]: Abstraction has 801 states and 1169 transitions. [2018-11-10 07:47:06,347 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-10 07:47:06,347 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1169 transitions. [2018-11-10 07:47:06,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-10 07:47:06,349 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:47:06,349 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:47:06,350 INFO L424 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:47:06,350 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:47:06,350 INFO L82 PathProgramCache]: Analyzing trace with hash 207226461, now seen corresponding path program 1 times [2018-11-10 07:47:06,350 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:47:06,350 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:47:06,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:06,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:47:06,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:06,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:47:06,442 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:47:06,442 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-10 07:47:06,442 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-10 07:47:06,442 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-10 07:47:06,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-10 07:47:06,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-10 07:47:06,443 INFO L87 Difference]: Start difference. First operand 801 states and 1169 transitions. Second operand 6 states. [2018-11-10 07:47:06,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:47:06,976 INFO L93 Difference]: Finished difference Result 2381 states and 3621 transitions. [2018-11-10 07:47:06,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-10 07:47:06,977 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 148 [2018-11-10 07:47:06,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:47:06,983 INFO L225 Difference]: With dead ends: 2381 [2018-11-10 07:47:06,983 INFO L226 Difference]: Without dead ends: 1586 [2018-11-10 07:47:06,987 INFO L605 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 [2018-11-10 07:47:06,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2018-11-10 07:47:07,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1558. [2018-11-10 07:47:07,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1558 states. [2018-11-10 07:47:07,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2225 transitions. [2018-11-10 07:47:07,022 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2225 transitions. Word has length 148 [2018-11-10 07:47:07,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:47:07,023 INFO L481 AbstractCegarLoop]: Abstraction has 1558 states and 2225 transitions. [2018-11-10 07:47:07,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-10 07:47:07,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2225 transitions. [2018-11-10 07:47:07,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-10 07:47:07,027 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:47:07,028 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:47:07,028 INFO L424 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:47:07,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:47:07,028 INFO L82 PathProgramCache]: Analyzing trace with hash 1224274575, now seen corresponding path program 1 times [2018-11-10 07:47:07,028 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:47:07,028 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:47:07,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:07,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:47:07,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:47:07,123 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:47:07,123 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:47:07,123 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/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 [2018-11-10 07:47:07,130 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:47:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:47:07,187 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:47:07,251 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-10 07:47:07,270 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-10 07:47:07,270 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2018-11-10 07:47:07,271 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-10 07:47:07,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-10 07:47:07,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-10 07:47:07,271 INFO L87 Difference]: Start difference. First operand 1558 states and 2225 transitions. Second operand 7 states. [2018-11-10 07:47:08,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:47:08,336 INFO L93 Difference]: Finished difference Result 6922 states and 10592 transitions. [2018-11-10 07:47:08,338 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-10 07:47:08,338 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 183 [2018-11-10 07:47:08,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:47:08,345 INFO L225 Difference]: With dead ends: 6922 [2018-11-10 07:47:08,346 INFO L226 Difference]: Without dead ends: 2470 [2018-11-10 07:47:08,356 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2018-11-10 07:47:08,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2470 states. [2018-11-10 07:47:08,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2470 to 2429. [2018-11-10 07:47:08,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2429 states. [2018-11-10 07:47:08,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 2429 states and 3080 transitions. [2018-11-10 07:47:08,401 INFO L78 Accepts]: Start accepts. Automaton has 2429 states and 3080 transitions. Word has length 183 [2018-11-10 07:47:08,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:47:08,402 INFO L481 AbstractCegarLoop]: Abstraction has 2429 states and 3080 transitions. [2018-11-10 07:47:08,402 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-10 07:47:08,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 3080 transitions. [2018-11-10 07:47:08,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2018-11-10 07:47:08,408 INFO L367 BasicCegarLoop]: Found error trace [2018-11-10 07:47:08,408 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-10 07:47:08,408 INFO L424 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-10 07:47:08,408 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:47:08,409 INFO L82 PathProgramCache]: Analyzing trace with hash -1497680729, now seen corresponding path program 1 times [2018-11-10 07:47:08,409 INFO L225 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-10 07:47:08,409 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-10 07:47:08,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:08,410 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:47:08,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-10 07:47:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:47:08,586 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 143 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 07:47:08,587 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-10 07:47:08,587 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/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 [2018-11-10 07:47:08,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-10 07:47:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 07:47:08,660 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 07:47:08,847 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 158 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-10 07:47:08,874 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-10 07:47:08,874 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5] total 14 [2018-11-10 07:47:08,874 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-10 07:47:08,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-10 07:47:08,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2018-11-10 07:47:08,875 INFO L87 Difference]: Start difference. First operand 2429 states and 3080 transitions. Second operand 14 states. [2018-11-10 07:47:10,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-10 07:47:10,041 INFO L93 Difference]: Finished difference Result 4416 states and 5558 transitions. [2018-11-10 07:47:10,042 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-10 07:47:10,042 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 235 [2018-11-10 07:47:10,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-10 07:47:10,042 INFO L225 Difference]: With dead ends: 4416 [2018-11-10 07:47:10,042 INFO L226 Difference]: Without dead ends: 0 [2018-11-10 07:47:10,049 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 243 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=170, Invalid=430, Unknown=0, NotChecked=0, Total=600 [2018-11-10 07:47:10,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-10 07:47:10,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-10 07:47:10,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-10 07:47:10,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-10 07:47:10,050 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 235 [2018-11-10 07:47:10,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-10 07:47:10,050 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-10 07:47:10,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-10 07:47:10,050 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-10 07:47:10,050 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-10 07:47:10,054 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-10 07:47:10,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,137 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,142 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,147 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,171 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,175 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-10 07:47:10,677 WARN L179 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 74 [2018-11-10 07:47:10,833 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2018-11-10 07:47:10,991 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2018-11-10 07:47:10,992 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:47:10,993 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|)) [2018-11-10 07:47:10,993 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:47:10,993 INFO L425 ceAbstractionStarter]: For program point L564(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,993 INFO L425 ceAbstractionStarter]: For program point L531(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,993 INFO L425 ceAbstractionStarter]: For program point L498(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,993 INFO L425 ceAbstractionStarter]: For program point L465(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,993 INFO L425 ceAbstractionStarter]: For program point L432(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,993 INFO L425 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-11-10 07:47:10,993 INFO L425 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-11-10 07:47:10,993 INFO L425 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-11-10 07:47:10,993 INFO L425 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-11-10 07:47:10,993 INFO L425 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-11-10 07:47:10,993 INFO L425 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L567(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L534(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L468(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L435(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-11-10 07:47:10,994 INFO L425 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L570(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,995 INFO L425 ceAbstractionStarter]: For program point L537(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L504(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L471(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L438(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-11-10 07:47:10,996 INFO L425 ceAbstractionStarter]: For program point L573(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L540(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L507(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L474(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L441(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-11-10 07:47:10,997 INFO L425 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L576(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L543(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L510(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L477(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L444(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-11-10 07:47:10,998 INFO L425 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L579(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L546(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L513(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L480(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L447(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L414-1(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:10,999 INFO L425 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-11-10 07:47:11,000 INFO L425 ceAbstractionStarter]: For program point L582(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L549(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L516(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L483(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L450(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L417(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-11-10 07:47:11,001 INFO L425 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L585(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L552(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L519(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L486(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L453(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L420(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-11-10 07:47:11,002 INFO L425 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-11-10 07:47:11,003 INFO L425 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-11-10 07:47:11,003 INFO L425 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-11-10 07:47:11,003 INFO L425 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-11-10 07:47:11,003 INFO L425 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-11-10 07:47:11,003 INFO L425 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-11-10 07:47:11,003 INFO L425 ceAbstractionStarter]: For program point L588(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,003 INFO L425 ceAbstractionStarter]: For program point L555(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,003 INFO L425 ceAbstractionStarter]: For program point L522(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,003 INFO L425 ceAbstractionStarter]: For program point L489(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,003 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse15 (= 1 |old(~a19~0)|)) (.cse12 (= |old(~a17~0)| ~a17~0)) (.cse17 (= |old(~a25~0)| ~a25~0)) (.cse18 (= ~a19~0 |old(~a19~0)|)) (.cse19 (= ~a28~0 |old(~a28~0)|)) (.cse10 (not (= ~a11~0 1))) (.cse1 (= 1 |old(~a11~0)|)) (.cse14 (= 1 |old(~a25~0)|))) (let ((.cse6 (not (= 8 |old(~a17~0)|))) (.cse11 (< 7 |old(~a17~0)|)) (.cse16 (not (= 7 |old(~a28~0)|))) (.cse5 (not .cse14)) (.cse9 (not .cse1)) (.cse7 (= 1 ~a11~0)) (.cse4 (and .cse12 .cse17 .cse18 .cse19 .cse10)) (.cse8 (= 9 |old(~a28~0)|)) (.cse0 (not (= 1 ~a21~0))) (.cse2 (not .cse15)) (.cse13 (= 8 |old(~a28~0)|)) (.cse3 (not (= |old(~a17~0)| 8)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 .cse7 (not .cse8) .cse9) (or .cse7 .cse0 (not (= 10 |old(~a28~0)|)) .cse5 .cse2 .cse6 .cse9) (or .cse0 .cse1 .cse10 .cse11) (or .cse12 .cse0 .cse1 .cse2 .cse13 .cse8 (< 8 |old(~a17~0)|) .cse14) (or .cse15 .cse0 .cse16 .cse6 (and (= 7 ~a28~0) (not (= ~a25~0 1)) .cse7 (= 8 ~a17~0) (not (= 1 ~a19~0))) .cse9 .cse14) (or .cse0 .cse1 .cse4 .cse8 .cse3 .cse14) (or .cse0 (and (= |old(~a28~0)| ~a28~0) (<= ~a17~0 7) .cse17 .cse18) .cse11) (or .cse0 .cse16 .cse5 .cse2 .cse9 (and .cse7 (= 7 ~a17~0)) (not (= 7 |old(~a17~0)|))) (or .cse0 .cse1 .cse4 .cse13 .cse8 .cse3) (or .cse0 .cse2 .cse13 .cse3 (and .cse12 .cse17 .cse18 .cse19))))) [2018-11-10 07:47:11,003 INFO L425 ceAbstractionStarter]: For program point L456(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L423(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 502) no Hoare annotation was computed. [2018-11-10 07:47:11,004 INFO L425 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L591(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L558(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L525(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L492(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L459(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L426(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-11-10 07:47:11,005 INFO L425 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L594(lines 594 596) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L561(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L528(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L495(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L462(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L429(lines 29 598) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-11-10 07:47:11,006 INFO L425 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-11-10 07:47:11,007 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-10 07:47:11,008 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (not (= ~a28~0 8)) (= 1 ~a19~0) (= ~a21~0 1) (<= ~a17~0 8) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-11-10 07:47:11,008 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-10 07:47:11,008 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-10 07:47:11,008 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (and (= |old(~a17~0)| ~a17~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (= ~a28~0 |old(~a28~0)|) (not (= ~a11~0 1))) (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (= 9 |old(~a28~0)|) (< 8 |old(~a17~0)|) (= 1 |old(~a25~0)|)) [2018-11-10 07:47:11,008 INFO L425 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-11-10 07:47:11,008 INFO L421 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse5 (not (= ~a25~0 1))) (.cse2 (not (= ~a11~0 1))) (.cse3 (not (= ~a28~0 9))) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse1 (not (= ~a28~0 8))) (.cse6 (= 1 ~a11~0)) (.cse8 (= 1 ~a25~0)) (.cse7 (= 8 ~a17~0)) (.cse4 (= 1 ~a19~0))) (or (not (= 1 ~a21~0)) (= 9 |old(~a28~0)|) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2) (and (= 7 ~a28~0) .cse5 .cse6 .cse7 (not .cse4)) (<= ~a17~0 7) (= 1 |old(~a25~0)|) (and .cse5 .cse0 .cse2 .cse3) (= 1 |old(~a11~0)|) (and .cse0 .cse1 .cse4) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse6 .cse8 .cse7 .cse4 (= 10 ~a28~0)) (< 8 |old(~a17~0)|) (and .cse6 .cse8 (= 9 ~a28~0) .cse7 .cse4))) [2018-11-10 07:47:11,008 INFO L425 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-11-10 07:47:11,008 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-11-10 07:47:11,008 INFO L421 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse5 (not (= ~a25~0 1))) (.cse2 (not (= ~a11~0 1))) (.cse3 (not (= ~a28~0 9))) (.cse0 (= |old(~a17~0)| ~a17~0)) (.cse1 (not (= ~a28~0 8))) (.cse6 (= 1 ~a11~0)) (.cse8 (= 1 ~a25~0)) (.cse7 (= 8 ~a17~0)) (.cse4 (= 1 ~a19~0))) (or (not (= 1 ~a21~0)) (= 9 |old(~a28~0)|) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2) (and (= 7 ~a28~0) .cse5 .cse6 .cse7 (not .cse4)) (<= ~a17~0 7) (= 1 |old(~a25~0)|) (and .cse5 .cse0 .cse2 .cse3) (= 1 |old(~a11~0)|) (and .cse0 .cse1 .cse4) (not (= 1 |old(~a19~0)|)) (= 8 |old(~a28~0)|) (and .cse6 .cse8 .cse7 .cse4 (= 10 ~a28~0)) (< 8 |old(~a17~0)|) (and .cse6 .cse8 (= 9 ~a28~0) .cse7 .cse4))) [2018-11-10 07:47:11,008 INFO L425 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-11-10 07:47:11,008 INFO L425 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-11-10 07:47:11,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.11 07:47:11 BoogieIcfgContainer [2018-11-10 07:47:11,021 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-10 07:47:11,022 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 07:47:11,022 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 07:47:11,022 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 07:47:11,022 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:47:01" (3/4) ... [2018-11-10 07:47:11,025 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-10 07:47:11,031 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-10 07:47:11,031 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-11-10 07:47:11,032 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-10 07:47:11,041 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-11-10 07:47:11,042 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-10 07:47:11,068 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(1 == a21) || 9 == \old(a28)) || (((\old(a17) == a17 && !(a28 == 8)) && !(a11 == 1)) && !(a28 == 9))) || ((\old(a17) == a17 && 1 == a19) && !(a11 == 1))) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || a17 <= 7) || 1 == \old(a25)) || (((!(a25 == 1) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9))) || 1 == \old(a11)) || ((\old(a17) == a17 && !(a28 == 8)) && 1 == a19)) || !(1 == \old(a19))) || 8 == \old(a28)) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || 8 < \old(a17)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19) [2018-11-10 07:47:11,152 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6f10061f-ae1a-4e66-a86e-3753f04b8311/bin-2019/uautomizer/witness.graphml [2018-11-10 07:47:11,152 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 07:47:11,153 INFO L168 Benchmark]: Toolchain (without parser) took 11336.05 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 509.1 MB). Free memory was 946.8 MB in the beginning and 1.3 GB in the end (delta: -354.7 MB). Peak memory consumption was 154.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:47:11,153 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:47:11,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.64 ms. Allocated memory is still 1.0 GB. Free memory was 946.8 MB in the beginning and 917.3 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:47:11,154 INFO L168 Benchmark]: Boogie Preprocessor took 117.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 917.3 MB in the beginning and 1.2 GB in the end (delta: -240.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:47:11,154 INFO L168 Benchmark]: RCFGBuilder took 885.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 100.3 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. [2018-11-10 07:47:11,154 INFO L168 Benchmark]: TraceAbstraction took 9807.76 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 341.3 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -256.7 MB). Peak memory consumption was 465.5 MB. Max. memory is 11.5 GB. [2018-11-10 07:47:11,154 INFO L168 Benchmark]: Witness Printer took 130.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:47:11,156 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 391.64 ms. Allocated memory is still 1.0 GB. Free memory was 946.8 MB in the beginning and 917.3 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 117.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.8 MB). Free memory was 917.3 MB in the beginning and 1.2 GB in the end (delta: -240.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 885.63 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 100.3 MB). Peak memory consumption was 100.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9807.76 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 341.3 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -256.7 MB). Peak memory consumption was 465.5 MB. Max. memory is 11.5 GB. * Witness Printer took 130.09 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 502]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((((((!(1 == a21) || 9 == \old(a28)) || (((\old(a17) == a17 && !(a28 == 8)) && !(a11 == 1)) && !(a28 == 9))) || ((\old(a17) == a17 && 1 == a19) && !(a11 == 1))) || ((((7 == a28 && !(a25 == 1)) && 1 == a11) && 8 == a17) && !(1 == a19))) || a17 <= 7) || 1 == \old(a25)) || (((!(a25 == 1) && \old(a17) == a17) && !(a11 == 1)) && !(a28 == 9))) || 1 == \old(a11)) || ((\old(a17) == a17 && !(a28 == 8)) && 1 == a19)) || !(1 == \old(a19))) || 8 == \old(a28)) || ((((1 == a11 && 1 == a25) && 8 == a17) && 1 == a19) && 10 == a28)) || 8 < \old(a17)) || ((((1 == a11 && 1 == a25) && 9 == a28) && 8 == a17) && 1 == a19) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 9.7s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 6.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1039 SDtfs, 6939 SDslu, 1074 SDs, 0 SdLazy, 8887 SolverSat, 1802 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 525 GetRequests, 455 SyntacticMatches, 7 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2429occurred in iteration=8, 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, 9 MinimizatonAttempts, 81 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 90 PreInvPairs, 176 NumberOfFragments, 674 HoareAnnotationTreeSize, 90 FomulaSimplifications, 3424 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1684 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1785 NumberOfCodeBlocks, 1785 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1774 ConstructedInterpolants, 0 QuantifiedInterpolants, 1407006 SizeOfPredicates, 2 NumberOfNonLiveVariables, 975 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 604/636 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...