./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label12_true-unreach-call.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label12_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 95b059e8d84b7a6b2ea49ab2be6a4d2687ed1176 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 09:02:28,539 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:02:28,540 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:02:28,546 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:02:28,546 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:02:28,546 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:02:28,547 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:02:28,548 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:02:28,549 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:02:28,549 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:02:28,550 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:02:28,550 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:02:28,550 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:02:28,551 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:02:28,551 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:02:28,552 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:02:28,552 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:02:28,553 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:02:28,554 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:02:28,555 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:02:28,555 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:02:28,556 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:02:28,557 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:02:28,557 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:02:28,557 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:02:28,558 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:02:28,558 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:02:28,559 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:02:28,559 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:02:28,559 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:02:28,560 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:02:28,560 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:02:28,560 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:02:28,560 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:02:28,561 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:02:28,561 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:02:28,561 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 09:02:28,568 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:02:28,569 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:02:28,569 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:02:28,569 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 09:02:28,569 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 09:02:28,569 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 09:02:28,570 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 09:02:28,570 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 09:02:28,570 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 09:02:28,570 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 09:02:28,570 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 09:02:28,570 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 09:02:28,570 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 09:02:28,570 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:02:28,571 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:02:28,571 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:02:28,571 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:02:28,571 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:02:28,571 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:02:28,571 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:02:28,571 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:02:28,571 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:02:28,571 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:02:28,571 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:02:28,571 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:02:28,572 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 09:02:28,572 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:02:28,572 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 09:02:28,572 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 09:02:28,572 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:02:28,572 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:02:28,572 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:02:28,572 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 09:02:28,572 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:02:28,572 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 09:02:28,572 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 09:02:28,573 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan 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 -> Taipan 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 -> 95b059e8d84b7a6b2ea49ab2be6a4d2687ed1176 [2018-12-09 09:02:28,590 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:02:28,596 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:02:28,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:02:28,599 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:02:28,599 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:02:28,599 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label12_true-unreach-call.c [2018-12-09 09:02:28,632 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/data/5d63c33ad/fe2d4e1ecbf04f61be1ff04e3a4973e9/FLAG5eac7cfbe [2018-12-09 09:02:29,039 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:02:29,039 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/sv-benchmarks/c/eca-rers2012/Problem11_label12_true-unreach-call.c [2018-12-09 09:02:29,050 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/data/5d63c33ad/fe2d4e1ecbf04f61be1ff04e3a4973e9/FLAG5eac7cfbe [2018-12-09 09:02:29,355 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/data/5d63c33ad/fe2d4e1ecbf04f61be1ff04e3a4973e9 [2018-12-09 09:02:29,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:02:29,358 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:02:29,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:02:29,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:02:29,360 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:02:29,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:02:29" (1/1) ... [2018-12-09 09:02:29,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@216e4883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29, skipping insertion in model container [2018-12-09 09:02:29,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:02:29" (1/1) ... [2018-12-09 09:02:29,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:02:29,402 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:02:29,684 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:02:29,688 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:02:29,772 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:02:29,833 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:02:29,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29 WrapperNode [2018-12-09 09:02:29,834 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:02:29,834 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:02:29,835 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:02:29,835 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:02:29,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2018-12-09 09:02:29,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2018-12-09 09:02:29,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:02:29,860 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:02:29,860 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:02:29,861 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:02:29,867 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2018-12-09 09:02:29,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2018-12-09 09:02:29,871 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2018-12-09 09:02:29,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2018-12-09 09:02:29,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2018-12-09 09:02:29,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2018-12-09 09:02:29,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... [2018-12-09 09:02:29,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:02:29,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:02:29,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:02:29,911 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:02:29,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/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 [2018-12-09 09:02:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 09:02:29,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 09:02:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 09:02:29,951 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 09:02:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:02:29,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:02:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 09:02:29,951 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 09:02:30,924 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:02:30,924 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 09:02:30,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:02:30 BoogieIcfgContainer [2018-12-09 09:02:30,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:02:30,925 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 09:02:30,925 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 09:02:30,928 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 09:02:30,928 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 09:02:29" (1/3) ... [2018-12-09 09:02:30,929 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@276887b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:02:30, skipping insertion in model container [2018-12-09 09:02:30,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:02:29" (2/3) ... [2018-12-09 09:02:30,929 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@276887b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:02:30, skipping insertion in model container [2018-12-09 09:02:30,929 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:02:30" (3/3) ... [2018-12-09 09:02:30,931 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label12_true-unreach-call.c [2018-12-09 09:02:30,939 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 09:02:30,946 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 09:02:30,958 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 09:02:30,978 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 09:02:30,979 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 09:02:30,979 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 09:02:30,979 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 09:02:30,979 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 09:02:30,979 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 09:02:30,979 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 09:02:30,979 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 09:02:30,994 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-12-09 09:02:30,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-09 09:02:30,998 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:02:30,999 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:02:31,000 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:02:31,004 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:02:31,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1842297178, now seen corresponding path program 1 times [2018-12-09 09:02:31,005 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:02:31,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:02:31,036 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:02:31,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:02:31,036 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:02:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:31,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:31,156 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:02:31,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 09:02:31,157 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:02:31,161 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:02:31,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:02:31,173 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:02:31,175 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 3 states. [2018-12-09 09:02:31,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:02:31,901 INFO L93 Difference]: Finished difference Result 787 states and 1379 transitions. [2018-12-09 09:02:31,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:02:31,902 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2018-12-09 09:02:31,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:02:31,911 INFO L225 Difference]: With dead ends: 787 [2018-12-09 09:02:31,911 INFO L226 Difference]: Without dead ends: 433 [2018-12-09 09:02:31,914 INFO L631 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 [2018-12-09 09:02:31,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2018-12-09 09:02:31,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 426. [2018-12-09 09:02:31,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2018-12-09 09:02:31,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 678 transitions. [2018-12-09 09:02:31,956 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 678 transitions. Word has length 31 [2018-12-09 09:02:31,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:02:31,956 INFO L480 AbstractCegarLoop]: Abstraction has 426 states and 678 transitions. [2018-12-09 09:02:31,956 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:02:31,956 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 678 transitions. [2018-12-09 09:02:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-12-09 09:02:31,958 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:02:31,958 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:02:31,959 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:02:31,959 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:02:31,959 INFO L82 PathProgramCache]: Analyzing trace with hash 1072563117, now seen corresponding path program 1 times [2018-12-09 09:02:31,959 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:02:31,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:02:31,960 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:02:31,960 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:02:31,960 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:02:31,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:32,050 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:32,050 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:02:32,050 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 09:02:32,050 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:02:32,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 09:02:32,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 09:02:32,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 09:02:32,052 INFO L87 Difference]: Start difference. First operand 426 states and 678 transitions. Second operand 5 states. [2018-12-09 09:02:32,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:02:32,863 INFO L93 Difference]: Finished difference Result 1259 states and 2034 transitions. [2018-12-09 09:02:32,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 09:02:32,863 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 106 [2018-12-09 09:02:32,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:02:32,868 INFO L225 Difference]: With dead ends: 1259 [2018-12-09 09:02:32,868 INFO L226 Difference]: Without dead ends: 839 [2018-12-09 09:02:32,869 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 09:02:32,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 839 states. [2018-12-09 09:02:32,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 839 to 627. [2018-12-09 09:02:32,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 627 states. [2018-12-09 09:02:32,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 934 transitions. [2018-12-09 09:02:32,894 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 934 transitions. Word has length 106 [2018-12-09 09:02:32,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:02:32,894 INFO L480 AbstractCegarLoop]: Abstraction has 627 states and 934 transitions. [2018-12-09 09:02:32,894 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 09:02:32,894 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 934 transitions. [2018-12-09 09:02:32,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-12-09 09:02:32,896 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:02:32,896 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:02:32,897 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:02:32,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:02:32,897 INFO L82 PathProgramCache]: Analyzing trace with hash -855314794, now seen corresponding path program 1 times [2018-12-09 09:02:32,897 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:02:32,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:02:32,898 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:02:32,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:02:32,898 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:02:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:32,985 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:32,985 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:02:32,985 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 09:02:32,985 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:02:32,985 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 09:02:32,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 09:02:32,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 09:02:32,986 INFO L87 Difference]: Start difference. First operand 627 states and 934 transitions. Second operand 5 states. [2018-12-09 09:02:33,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:02:33,975 INFO L93 Difference]: Finished difference Result 1872 states and 2846 transitions. [2018-12-09 09:02:33,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-09 09:02:33,975 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 117 [2018-12-09 09:02:33,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:02:33,981 INFO L225 Difference]: With dead ends: 1872 [2018-12-09 09:02:33,981 INFO L226 Difference]: Without dead ends: 1251 [2018-12-09 09:02:33,983 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-09 09:02:33,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2018-12-09 09:02:34,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 1032. [2018-12-09 09:02:34,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1032 states. [2018-12-09 09:02:34,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 1032 states and 1433 transitions. [2018-12-09 09:02:34,009 INFO L78 Accepts]: Start accepts. Automaton has 1032 states and 1433 transitions. Word has length 117 [2018-12-09 09:02:34,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:02:34,009 INFO L480 AbstractCegarLoop]: Abstraction has 1032 states and 1433 transitions. [2018-12-09 09:02:34,010 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 09:02:34,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1433 transitions. [2018-12-09 09:02:34,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-12-09 09:02:34,012 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:02:34,013 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:02:34,013 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:02:34,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:02:34,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1681837426, now seen corresponding path program 1 times [2018-12-09 09:02:34,013 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:02:34,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:02:34,014 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:02:34,014 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:02:34,014 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:02:34,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:34,151 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:34,151 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:02:34,151 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 09:02:34,152 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 163 with the following transitions: [2018-12-09 09:02:34,153 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [157], [159], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 09:02:34,181 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 09:02:34,181 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 09:02:34,700 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 09:02:34,701 INFO L272 AbstractInterpreter]: Visited 139 different actions 403 times. Merged at 4 different actions 7 times. Never widened. Performed 5617 root evaluator evaluations with a maximum evaluation depth of 9. Performed 5617 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-12-09 09:02:34,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:02:34,707 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 09:02:34,707 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:02:34,707 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/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 [2018-12-09 09:02:34,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:02:34,716 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 09:02:34,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:34,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:02:34,818 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:34,818 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 09:02:34,868 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:02:34,892 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 09:02:34,892 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-12-09 09:02:34,892 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:02:34,892 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:02:34,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:02:34,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-09 09:02:34,893 INFO L87 Difference]: Start difference. First operand 1032 states and 1433 transitions. Second operand 3 states. [2018-12-09 09:02:35,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:02:35,508 INFO L93 Difference]: Finished difference Result 2662 states and 3820 transitions. [2018-12-09 09:02:35,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:02:35,508 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2018-12-09 09:02:35,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:02:35,513 INFO L225 Difference]: With dead ends: 2662 [2018-12-09 09:02:35,513 INFO L226 Difference]: Without dead ends: 1636 [2018-12-09 09:02:35,515 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 324 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2018-12-09 09:02:35,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1636 states. [2018-12-09 09:02:35,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1636 to 1629. [2018-12-09 09:02:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1629 states. [2018-12-09 09:02:35,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1629 states and 2257 transitions. [2018-12-09 09:02:35,543 INFO L78 Accepts]: Start accepts. Automaton has 1629 states and 2257 transitions. Word has length 162 [2018-12-09 09:02:35,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:02:35,543 INFO L480 AbstractCegarLoop]: Abstraction has 1629 states and 2257 transitions. [2018-12-09 09:02:35,544 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:02:35,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 2257 transitions. [2018-12-09 09:02:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-09 09:02:35,546 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:02:35,546 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:02:35,546 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:02:35,546 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:02:35,547 INFO L82 PathProgramCache]: Analyzing trace with hash 1078800445, now seen corresponding path program 1 times [2018-12-09 09:02:35,547 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:02:35,547 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:02:35,547 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:02:35,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:02:35,548 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:02:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:35,658 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 48 proven. 68 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 09:02:35,658 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:02:35,658 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 09:02:35,659 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 187 with the following transitions: [2018-12-09 09:02:35,659 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [157], [159], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 09:02:35,662 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 09:02:35,662 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 09:02:35,816 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 09:02:35,816 INFO L272 AbstractInterpreter]: Visited 88 different actions 88 times. Never merged. Never widened. Performed 978 root evaluator evaluations with a maximum evaluation depth of 14. Performed 978 inverse root evaluator evaluations with a maximum inverse evaluation depth of 14. Never found a fixpoint. Largest state had 28 variables. [2018-12-09 09:02:35,818 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:02:35,819 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 09:02:36,125 INFO L227 lantSequenceWeakener]: Weakened 177 states. On average, predicates are now at 73.21% of their original sizes. [2018-12-09 09:02:36,125 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 09:02:36,156 INFO L418 sIntCurrentIteration]: We unified 185 AI predicates to 185 [2018-12-09 09:02:36,156 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 09:02:36,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 09:02:36,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-09 09:02:36,157 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:02:36,158 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 09:02:36,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 09:02:36,158 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 09:02:36,158 INFO L87 Difference]: Start difference. First operand 1629 states and 2257 transitions. Second operand 6 states. [2018-12-09 09:02:46,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:02:46,328 INFO L93 Difference]: Finished difference Result 3442 states and 4724 transitions. [2018-12-09 09:02:46,328 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 09:02:46,328 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 186 [2018-12-09 09:02:46,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:02:46,334 INFO L225 Difference]: With dead ends: 3442 [2018-12-09 09:02:46,335 INFO L226 Difference]: Without dead ends: 1819 [2018-12-09 09:02:46,338 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 186 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:02:46,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1819 states. [2018-12-09 09:02:46,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1819 to 1818. [2018-12-09 09:02:46,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1818 states. [2018-12-09 09:02:46,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1818 states and 2455 transitions. [2018-12-09 09:02:46,379 INFO L78 Accepts]: Start accepts. Automaton has 1818 states and 2455 transitions. Word has length 186 [2018-12-09 09:02:46,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:02:46,379 INFO L480 AbstractCegarLoop]: Abstraction has 1818 states and 2455 transitions. [2018-12-09 09:02:46,379 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 09:02:46,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2455 transitions. [2018-12-09 09:02:46,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2018-12-09 09:02:46,383 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:02:46,383 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:02:46,383 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:02:46,383 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:02:46,383 INFO L82 PathProgramCache]: Analyzing trace with hash 1546904343, now seen corresponding path program 1 times [2018-12-09 09:02:46,383 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:02:46,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:02:46,384 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:02:46,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:02:46,384 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:02:46,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:02:46,557 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 146 proven. 72 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2018-12-09 09:02:46,557 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:02:46,557 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 09:02:46,557 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 303 with the following transitions: [2018-12-09 09:02:46,558 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [157], [159], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 09:02:46,561 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 09:02:46,561 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 09:02:46,765 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 09:02:46,765 INFO L272 AbstractInterpreter]: Visited 125 different actions 244 times. Merged at 4 different actions 4 times. Never widened. Performed 3133 root evaluator evaluations with a maximum evaluation depth of 16. Performed 3133 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-12-09 09:02:46,766 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:02:46,767 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 09:02:47,007 INFO L227 lantSequenceWeakener]: Weakened 299 states. On average, predicates are now at 75.11% of their original sizes. [2018-12-09 09:02:47,007 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 09:02:47,054 INFO L418 sIntCurrentIteration]: We unified 301 AI predicates to 301 [2018-12-09 09:02:47,054 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 09:02:47,055 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 09:02:47,055 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [6] total 14 [2018-12-09 09:02:47,055 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:02:47,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 09:02:47,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 09:02:47,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 09:02:47,055 INFO L87 Difference]: Start difference. First operand 1818 states and 2455 transitions. Second operand 10 states. [2018-12-09 09:03:24,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:03:24,132 INFO L93 Difference]: Finished difference Result 3830 states and 5227 transitions. [2018-12-09 09:03:24,132 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 09:03:24,132 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 302 [2018-12-09 09:03:24,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:03:24,136 INFO L225 Difference]: With dead ends: 3830 [2018-12-09 09:03:24,136 INFO L226 Difference]: Without dead ends: 2207 [2018-12-09 09:03:24,137 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 310 GetRequests, 293 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2018-12-09 09:03:24,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2207 states. [2018-12-09 09:03:24,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2207 to 2201. [2018-12-09 09:03:24,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2201 states. [2018-12-09 09:03:24,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 2201 states and 2925 transitions. [2018-12-09 09:03:24,161 INFO L78 Accepts]: Start accepts. Automaton has 2201 states and 2925 transitions. Word has length 302 [2018-12-09 09:03:24,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:03:24,161 INFO L480 AbstractCegarLoop]: Abstraction has 2201 states and 2925 transitions. [2018-12-09 09:03:24,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 09:03:24,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 2925 transitions. [2018-12-09 09:03:24,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2018-12-09 09:03:24,165 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:03:24,165 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:03:24,165 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:03:24,165 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:03:24,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1247981420, now seen corresponding path program 1 times [2018-12-09 09:03:24,165 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:03:24,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:03:24,166 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:03:24,166 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:03:24,166 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:03:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:03:24,271 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 229 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 09:03:24,271 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:03:24,271 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 09:03:24,271 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 304 with the following transitions: [2018-12-09 09:03:24,272 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [157], [159], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [510], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [550], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 09:03:24,273 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 09:03:24,274 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 09:03:24,614 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 09:03:24,614 INFO L272 AbstractInterpreter]: Visited 126 different actions 369 times. Merged at 6 different actions 13 times. Never widened. Performed 4914 root evaluator evaluations with a maximum evaluation depth of 18. Performed 4914 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-09 09:03:24,615 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:03:24,615 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 09:03:24,615 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:03:24,615 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/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 [2018-12-09 09:03:24,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:03:24,621 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 09:03:24,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:03:24,674 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:03:24,715 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 229 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 09:03:24,715 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 09:03:24,788 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 229 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 09:03:24,804 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 09:03:24,804 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-12-09 09:03:24,804 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 09:03:24,805 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 09:03:24,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 09:03:24,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-12-09 09:03:24,805 INFO L87 Difference]: Start difference. First operand 2201 states and 2925 transitions. Second operand 7 states. [2018-12-09 09:03:25,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:03:25,571 INFO L93 Difference]: Finished difference Result 3834 states and 5245 transitions. [2018-12-09 09:03:25,572 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 09:03:25,572 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 303 [2018-12-09 09:03:25,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:03:25,579 INFO L225 Difference]: With dead ends: 3834 [2018-12-09 09:03:25,579 INFO L226 Difference]: Without dead ends: 2211 [2018-12-09 09:03:25,582 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 615 GetRequests, 606 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-12-09 09:03:25,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2211 states. [2018-12-09 09:03:25,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2211 to 2183. [2018-12-09 09:03:25,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2183 states. [2018-12-09 09:03:25,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 2183 states and 2703 transitions. [2018-12-09 09:03:25,615 INFO L78 Accepts]: Start accepts. Automaton has 2183 states and 2703 transitions. Word has length 303 [2018-12-09 09:03:25,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:03:25,616 INFO L480 AbstractCegarLoop]: Abstraction has 2183 states and 2703 transitions. [2018-12-09 09:03:25,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 09:03:25,616 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 2703 transitions. [2018-12-09 09:03:25,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-12-09 09:03:25,619 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:03:25,619 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:03:25,619 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:03:25,619 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:03:25,619 INFO L82 PathProgramCache]: Analyzing trace with hash -916425124, now seen corresponding path program 1 times [2018-12-09 09:03:25,619 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:03:25,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:03:25,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:03:25,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:03:25,620 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:03:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:03:25,717 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2018-12-09 09:03:25,717 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:03:25,717 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 09:03:25,717 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:03:25,718 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 09:03:25,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 09:03:25,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 09:03:25,718 INFO L87 Difference]: Start difference. First operand 2183 states and 2703 transitions. Second operand 4 states. [2018-12-09 09:03:26,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:03:26,424 INFO L93 Difference]: Finished difference Result 5505 states and 7013 transitions. [2018-12-09 09:03:26,425 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 09:03:26,425 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 307 [2018-12-09 09:03:26,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:03:26,431 INFO L225 Difference]: With dead ends: 5505 [2018-12-09 09:03:26,431 INFO L226 Difference]: Without dead ends: 3899 [2018-12-09 09:03:26,434 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 09:03:26,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3899 states. [2018-12-09 09:03:26,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3899 to 3329. [2018-12-09 09:03:26,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3329 states. [2018-12-09 09:03:26,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 3329 states and 4092 transitions. [2018-12-09 09:03:26,474 INFO L78 Accepts]: Start accepts. Automaton has 3329 states and 4092 transitions. Word has length 307 [2018-12-09 09:03:26,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:03:26,475 INFO L480 AbstractCegarLoop]: Abstraction has 3329 states and 4092 transitions. [2018-12-09 09:03:26,475 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 09:03:26,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3329 states and 4092 transitions. [2018-12-09 09:03:26,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2018-12-09 09:03:26,477 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:03:26,478 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:03:26,478 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:03:26,478 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:03:26,478 INFO L82 PathProgramCache]: Analyzing trace with hash -725104376, now seen corresponding path program 1 times [2018-12-09 09:03:26,478 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:03:26,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:03:26,478 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:03:26,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:03:26,478 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:03:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:03:26,627 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 175 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:03:26,628 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:03:26,628 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 09:03:26,628 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 310 with the following transitions: [2018-12-09 09:03:26,628 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [157], [159], [162], [170], [178], [186], [194], [202], [210], [218], [226], [234], [242], [250], [258], [266], [274], [282], [290], [298], [306], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [854], [857], [861], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 09:03:26,630 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 09:03:26,630 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 09:03:26,810 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 09:03:26,811 INFO L272 AbstractInterpreter]: Visited 156 different actions 454 times. Merged at 4 different actions 7 times. Never widened. Performed 6430 root evaluator evaluations with a maximum evaluation depth of 9. Performed 6430 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-12-09 09:03:26,814 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:03:26,814 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 09:03:26,814 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:03:26,815 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 09:03:26,822 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:03:26,822 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 09:03:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:03:26,880 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:03:26,923 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-09 09:03:26,923 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 09:03:26,971 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2018-12-09 09:03:26,986 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 09:03:26,986 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 8 [2018-12-09 09:03:26,986 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:03:26,987 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:03:26,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:03:26,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-12-09 09:03:26,987 INFO L87 Difference]: Start difference. First operand 3329 states and 4092 transitions. Second operand 3 states. [2018-12-09 09:03:27,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:03:27,505 INFO L93 Difference]: Finished difference Result 7421 states and 9295 transitions. [2018-12-09 09:03:27,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:03:27,506 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 309 [2018-12-09 09:03:27,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:03:27,506 INFO L225 Difference]: With dead ends: 7421 [2018-12-09 09:03:27,506 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 09:03:27,512 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 623 GetRequests, 617 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-12-09 09:03:27,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 09:03:27,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 09:03:27,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 09:03:27,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 09:03:27,513 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 309 [2018-12-09 09:03:27,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:03:27,513 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 09:03:27,513 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:03:27,513 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 09:03:27,513 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 09:03:27,517 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 09:03:27,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:03:27,565 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:03:27,567 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:03:27,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:03:27,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:03:27,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:03:27,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:03:27,895 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 79 [2018-12-09 09:03:27,969 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 09:03:27,969 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a4~0 |old(~a4~0)|)) [2018-12-09 09:03:27,969 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 09:03:27,969 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-09 09:03:27,969 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-09 09:03:27,969 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-09 09:03:27,969 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,969 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,969 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,969 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,969 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,969 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,970 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,971 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,972 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-09 09:03:27,973 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-09 09:03:27,974 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,974 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,974 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,974 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,974 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse2 (= ~a29~0 |old(~a29~0)|)) (.cse3 (= ~a23~0 |old(~a23~0)|)) (.cse5 (= ~a4~0 |old(~a4~0)|)) (.cse15 (= ~a25~0 12))) (let ((.cse12 (<= 13 ~a25~0)) (.cse11 (< |old(~a25~0)| 13)) (.cse13 (= ~a25~0 10)) (.cse7 (not (= 15 ~a8~0))) (.cse8 (not (= 1 ~a3~0))) (.cse9 (not (= 312 |old(~a23~0)|))) (.cse10 (= |calculate_output_#in~input| 0)) (.cse4 (not .cse15)) (.cse6 (= 12 |old(~a25~0)|)) (.cse14 (< 0 |old(~a4~0)|)) (.cse0 (and .cse2 .cse3 .cse5)) (.cse1 (not (= 1 |old(~a4~0)|)))) (and (or .cse0 (or .cse1 (<= (+ |old(~a23~0)| 43) 0))) (or (and .cse2 .cse3 .cse4 .cse5) .cse6 .cse1) (or .cse7 .cse8 (and (= (mod ~a25~0 2) 0) (not (= ~a25~0 0))) .cse9 .cse1 (= 0 |old(~a25~0)|) .cse10 (not (= 0 (mod |old(~a25~0)| 2)))) (or .cse11 .cse1 .cse12) (or (not (= 10 |old(~a25~0)|)) .cse13 .cse10 .cse7 .cse8 .cse9 .cse1 (not (= 130 |old(~a29~0)|))) (or .cse12 .cse11 .cse14) (or (or .cse15 (and (= ~a29~0 130) .cse13)) (or .cse7 .cse8 (not .cse6)) .cse9 .cse1 .cse10) (or .cse0 .cse14) (or .cse4 .cse6 .cse14) (or .cse0 (< 130 |old(~a29~0)|) .cse1)))) [2018-12-09 09:03:27,974 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,974 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-09 09:03:27,974 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-09 09:03:27,974 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-09 09:03:27,974 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,974 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,974 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 81) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,975 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,976 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,977 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-09 09:03:27,978 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-09 09:03:27,979 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,980 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,981 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,982 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,982 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-09 09:03:27,982 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-09 09:03:27,982 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,982 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,982 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-09 09:03:27,982 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,982 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,982 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 09:03:27,982 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 09:03:27,982 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (= ~a29~0 130) (= 1 ~a4~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-12-09 09:03:27,982 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 09:03:27,982 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 09:03:27,983 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (and (= ~a29~0 |old(~a29~0)|) (= ~a25~0 10) (= ~a23~0 312) (= ~a4~0 |old(~a4~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-12-09 09:03:27,983 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 09:03:27,983 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (not (= 10 |old(~a25~0)|)) (and (<= ~a29~0 130) .cse0) (<= ~a4~0 0) (and (not (= ~a25~0 12)) .cse0) (and (< 0 (+ ~a23~0 43)) .cse0) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)))) [2018-12-09 09:03:27,983 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-12-09 09:03:27,983 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-09 09:03:27,983 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (not (= 10 |old(~a25~0)|)) (and (<= ~a29~0 130) .cse0) (<= ~a4~0 0) (and (not (= ~a25~0 12)) .cse0) (and (< 0 (+ ~a23~0 43)) .cse0) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|)))) [2018-12-09 09:03:27,983 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 09:03:27,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 09:03:27 BoogieIcfgContainer [2018-12-09 09:03:27,990 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 09:03:27,990 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:03:27,990 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:03:27,990 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:03:27,991 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:02:30" (3/4) ... [2018-12-09 09:03:27,993 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 09:03:27,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 09:03:27,996 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 09:03:27,997 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 09:03:28,008 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 09:03:28,009 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 09:03:28,029 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(10 == \old(a25)) || (a29 <= 130 && 1 == a4)) || a4 <= 0) || (!(a25 == 12) && 1 == a4)) || (0 < a23 + 43 && 1 == a4)) || !(15 == a8)) || !(1 == a3)) || !(312 == \old(a23))) || !(1 == \old(a4))) || !(130 == \old(a29)) [2018-12-09 09:03:28,108 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1fb830fb-52ea-4dda-856e-c8addf4ebd13/bin-2019/utaipan/witness.graphml [2018-12-09 09:03:28,109 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:03:28,109 INFO L168 Benchmark]: Toolchain (without parser) took 58751.92 ms. Allocated memory was 1.0 GB in the beginning and 5.0 GB in the end (delta: 3.9 GB). Free memory was 947.0 MB in the beginning and 1.3 GB in the end (delta: -327.6 MB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2018-12-09 09:03:28,110 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:03:28,110 INFO L168 Benchmark]: CACSL2BoogieTranslator took 475.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -150.7 MB). Peak memory consumption was 82.0 MB. Max. memory is 11.5 GB. [2018-12-09 09:03:28,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.67 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:03:28,110 INFO L168 Benchmark]: Boogie Preprocessor took 50.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 09:03:28,110 INFO L168 Benchmark]: RCFGBuilder took 1013.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 919.3 MB in the end (delta: 173.1 MB). Peak memory consumption was 173.1 MB. Max. memory is 11.5 GB. [2018-12-09 09:03:28,110 INFO L168 Benchmark]: TraceAbstraction took 57064.82 ms. Allocated memory was 1.1 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 919.3 MB in the beginning and 1.4 GB in the end (delta: -435.4 MB). Peak memory consumption was 3.4 GB. Max. memory is 11.5 GB. [2018-12-09 09:03:28,111 INFO L168 Benchmark]: Witness Printer took 118.31 ms. Allocated memory is still 5.0 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 80.0 MB). Peak memory consumption was 80.0 MB. Max. memory is 11.5 GB. [2018-12-09 09:03:28,111 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 475.65 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.1 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -150.7 MB). Peak memory consumption was 82.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.67 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 50.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1013.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 919.3 MB in the end (delta: 173.1 MB). Peak memory consumption was 173.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 57064.82 ms. Allocated memory was 1.1 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 919.3 MB in the beginning and 1.4 GB in the end (delta: -435.4 MB). Peak memory consumption was 3.4 GB. Max. memory is 11.5 GB. * Witness Printer took 118.31 ms. Allocated memory is still 5.0 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 80.0 MB). Peak memory consumption was 80.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 81]: 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: 1034]: Loop Invariant Derived loop invariant: ((((((((!(10 == \old(a25)) || (a29 <= 130 && 1 == a4)) || a4 <= 0) || (!(a25 == 12) && 1 == a4)) || (0 < a23 + 43 && 1 == a4)) || !(15 == a8)) || !(1 == a3)) || !(312 == \old(a23))) || !(1 == \old(a4))) || !(130 == \old(a29)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 57.0s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 52.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 1499 SDtfs, 4942 SDslu, 585 SDs, 0 SdLazy, 6959 SolverSat, 1401 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 47.7s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 2095 GetRequests, 2032 SyntacticMatches, 5 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3329occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.4s AbstIntTime, 5 AbstIntIterations, 2 AbstIntStrong, 0.997193858357304 AbsIntWeakeningRatio, 0.12757201646090535 AbsIntAvgWeakeningVarsNumRemoved, 18.218106995884774 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 1050 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 87 PreInvPairs, 135 NumberOfFragments, 393 HoareAnnotationTreeSize, 87 FomulaSimplifications, 3082 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1096 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 2597 NumberOfCodeBlocks, 2597 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 3356 ConstructedInterpolants, 0 QuantifiedInterpolants, 1995125 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1394 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 2125/2278 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...