./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label42_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_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label42_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/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 2dc70f935d96729dc0294c803f13c2e43305b69e ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 07:29:44,416 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 07:29:44,417 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 07:29:44,423 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 07:29:44,423 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 07:29:44,423 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 07:29:44,424 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 07:29:44,425 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 07:29:44,425 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 07:29:44,426 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 07:29:44,426 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 07:29:44,426 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 07:29:44,427 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 07:29:44,427 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 07:29:44,428 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 07:29:44,428 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 07:29:44,428 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 07:29:44,429 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 07:29:44,430 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 07:29:44,431 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 07:29:44,431 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 07:29:44,432 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 07:29:44,433 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 07:29:44,433 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 07:29:44,433 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 07:29:44,433 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 07:29:44,434 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 07:29:44,434 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 07:29:44,434 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 07:29:44,435 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 07:29:44,435 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 07:29:44,435 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 07:29:44,435 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 07:29:44,436 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 07:29:44,436 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 07:29:44,436 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 07:29:44,436 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 07:29:44,443 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 07:29:44,443 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 07:29:44,444 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 07:29:44,444 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 07:29:44,444 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 07:29:44,444 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 07:29:44,444 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 07:29:44,444 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 07:29:44,444 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 07:29:44,444 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 07:29:44,444 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 07:29:44,444 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 07:29:44,445 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 07:29:44,445 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 07:29:44,445 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 07:29:44,445 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 07:29:44,445 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 07:29:44,445 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 07:29:44,445 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 07:29:44,445 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 07:29:44,445 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 07:29:44,445 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 07:29:44,446 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 07:29:44,446 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 07:29:44,446 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 07:29:44,446 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 07:29:44,446 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 07:29:44,446 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 07:29:44,446 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 07:29:44,446 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 07:29:44,446 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 07:29:44,446 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 07:29:44,446 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 07:29:44,446 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 07:29:44,447 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 07:29:44,447 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 07:29:44,447 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_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/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 -> 2dc70f935d96729dc0294c803f13c2e43305b69e [2018-12-09 07:29:44,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 07:29:44,470 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 07:29:44,471 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 07:29:44,472 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 07:29:44,472 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 07:29:44,473 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem16_label42_true-unreach-call.c [2018-12-09 07:29:44,504 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/data/f3fff25bd/01be1178d3df43e4a851c5c2cc1c9816/FLAG620880a06 [2018-12-09 07:29:44,945 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 07:29:44,946 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/sv-benchmarks/c/eca-rers2012/Problem16_label42_true-unreach-call.c [2018-12-09 07:29:44,955 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/data/f3fff25bd/01be1178d3df43e4a851c5c2cc1c9816/FLAG620880a06 [2018-12-09 07:29:44,964 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/data/f3fff25bd/01be1178d3df43e4a851c5c2cc1c9816 [2018-12-09 07:29:44,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 07:29:44,967 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 07:29:44,967 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 07:29:44,968 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 07:29:44,970 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 07:29:44,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:29:44" (1/1) ... [2018-12-09 07:29:44,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@706fcb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:44, skipping insertion in model container [2018-12-09 07:29:44,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 07:29:44" (1/1) ... [2018-12-09 07:29:44,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 07:29:45,017 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 07:29:45,320 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 07:29:45,323 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 07:29:45,488 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 07:29:45,498 INFO L195 MainTranslator]: Completed translation [2018-12-09 07:29:45,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:45 WrapperNode [2018-12-09 07:29:45,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 07:29:45,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 07:29:45,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 07:29:45,499 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 07:29:45,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:45" (1/1) ... [2018-12-09 07:29:45,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:45" (1/1) ... [2018-12-09 07:29:45,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 07:29:45,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 07:29:45,525 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 07:29:45,525 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 07:29:45,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:45" (1/1) ... [2018-12-09 07:29:45,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:45" (1/1) ... [2018-12-09 07:29:45,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:45" (1/1) ... [2018-12-09 07:29:45,537 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:45" (1/1) ... [2018-12-09 07:29:45,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:45" (1/1) ... [2018-12-09 07:29:45,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:45" (1/1) ... [2018-12-09 07:29:45,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:45" (1/1) ... [2018-12-09 07:29:45,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 07:29:45,585 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 07:29:45,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 07:29:45,586 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 07:29:45,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/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 07:29:45,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 07:29:45,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 07:29:45,618 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2018-12-09 07:29:45,619 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2018-12-09 07:29:45,619 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 07:29:45,619 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 07:29:45,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 07:29:45,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 07:29:45,619 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 07:29:45,619 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 07:29:46,899 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 07:29:46,899 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 07:29:46,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:29:46 BoogieIcfgContainer [2018-12-09 07:29:46,899 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 07:29:46,900 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 07:29:46,900 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 07:29:46,902 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 07:29:46,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 07:29:44" (1/3) ... [2018-12-09 07:29:46,902 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12732197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:29:46, skipping insertion in model container [2018-12-09 07:29:46,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 07:29:45" (2/3) ... [2018-12-09 07:29:46,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12732197 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 07:29:46, skipping insertion in model container [2018-12-09 07:29:46,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:29:46" (3/3) ... [2018-12-09 07:29:46,904 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem16_label42_true-unreach-call.c [2018-12-09 07:29:46,909 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 07:29:46,914 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 07:29:46,924 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 07:29:46,945 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 07:29:46,945 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 07:29:46,945 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 07:29:46,945 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 07:29:46,945 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 07:29:46,945 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 07:29:46,945 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 07:29:46,945 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 07:29:46,960 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states. [2018-12-09 07:29:46,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2018-12-09 07:29:46,966 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:29:46,966 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 07:29:46,967 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:29:46,971 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:29:46,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1984606347, now seen corresponding path program 1 times [2018-12-09 07:29:46,972 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:29:47,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:29:47,001 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:29:47,002 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:29:47,002 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:29:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:29:47,152 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 07:29:47,154 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 07:29:47,154 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 07:29:47,154 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 07:29:47,159 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 07:29:47,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 07:29:47,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 07:29:47,172 INFO L87 Difference]: Start difference. First operand 409 states. Second operand 3 states. [2018-12-09 07:29:48,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:29:48,408 INFO L93 Difference]: Finished difference Result 1153 states and 2141 transitions. [2018-12-09 07:29:48,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 07:29:48,409 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2018-12-09 07:29:48,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:29:48,422 INFO L225 Difference]: With dead ends: 1153 [2018-12-09 07:29:48,422 INFO L226 Difference]: Without dead ends: 682 [2018-12-09 07:29:48,428 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 07:29:48,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2018-12-09 07:29:48,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 682. [2018-12-09 07:29:48,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2018-12-09 07:29:48,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 1190 transitions. [2018-12-09 07:29:48,487 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 1190 transitions. Word has length 68 [2018-12-09 07:29:48,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:29:48,487 INFO L480 AbstractCegarLoop]: Abstraction has 682 states and 1190 transitions. [2018-12-09 07:29:48,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 07:29:48,487 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1190 transitions. [2018-12-09 07:29:48,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-12-09 07:29:48,492 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:29:48,492 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:29:48,492 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:29:48,493 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:29:48,493 INFO L82 PathProgramCache]: Analyzing trace with hash -1599900728, now seen corresponding path program 1 times [2018-12-09 07:29:48,493 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:29:48,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:29:48,494 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:29:48,494 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:29:48,494 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:29:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:29:48,652 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 07:29:48,653 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 07:29:48,653 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 07:29:48,653 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 07:29:48,654 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 07:29:48,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 07:29:48,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 07:29:48,655 INFO L87 Difference]: Start difference. First operand 682 states and 1190 transitions. Second operand 6 states. [2018-12-09 07:29:50,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:29:50,179 INFO L93 Difference]: Finished difference Result 1730 states and 3016 transitions. [2018-12-09 07:29:50,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 07:29:50,180 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 160 [2018-12-09 07:29:50,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:29:50,184 INFO L225 Difference]: With dead ends: 1730 [2018-12-09 07:29:50,184 INFO L226 Difference]: Without dead ends: 1054 [2018-12-09 07:29:50,185 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 07:29:50,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1054 states. [2018-12-09 07:29:50,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1054 to 1034. [2018-12-09 07:29:50,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1034 states. [2018-12-09 07:29:50,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 1034 states and 1692 transitions. [2018-12-09 07:29:50,212 INFO L78 Accepts]: Start accepts. Automaton has 1034 states and 1692 transitions. Word has length 160 [2018-12-09 07:29:50,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:29:50,213 INFO L480 AbstractCegarLoop]: Abstraction has 1034 states and 1692 transitions. [2018-12-09 07:29:50,213 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 07:29:50,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 1692 transitions. [2018-12-09 07:29:50,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2018-12-09 07:29:50,217 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:29:50,218 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-12-09 07:29:50,218 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:29:50,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:29:50,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1250648855, now seen corresponding path program 1 times [2018-12-09 07:29:50,218 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:29:50,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:29:50,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:29:50,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:29:50,219 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:29:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:29:50,388 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 122 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-09 07:29:50,388 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:29:50,388 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 07:29:50,389 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 271 with the following transitions: [2018-12-09 07:29:50,390 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [764], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 07:29:50,420 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 07:29:50,421 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 07:29:50,678 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 07:29:50,679 INFO L272 AbstractInterpreter]: Visited 115 different actions 115 times. Never merged. Never widened. Performed 1036 root evaluator evaluations with a maximum evaluation depth of 3. Performed 1036 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 24 variables. [2018-12-09 07:29:50,684 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:29:50,684 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 07:29:50,944 INFO L227 lantSequenceWeakener]: Weakened 261 states. On average, predicates are now at 78.15% of their original sizes. [2018-12-09 07:29:50,944 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 07:29:50,968 INFO L418 sIntCurrentIteration]: We unified 269 AI predicates to 269 [2018-12-09 07:29:50,968 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 07:29:50,969 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 07:29:50,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-09 07:29:50,969 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 07:29:50,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 07:29:50,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 07:29:50,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 07:29:50,970 INFO L87 Difference]: Start difference. First operand 1034 states and 1692 transitions. Second operand 6 states. [2018-12-09 07:30:13,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:30:13,082 INFO L93 Difference]: Finished difference Result 2400 states and 3915 transitions. [2018-12-09 07:30:13,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 07:30:13,082 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 270 [2018-12-09 07:30:13,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:30:13,085 INFO L225 Difference]: With dead ends: 2400 [2018-12-09 07:30:13,085 INFO L226 Difference]: Without dead ends: 1372 [2018-12-09 07:30:13,086 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 270 GetRequests, 265 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 07:30:13,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1372 states. [2018-12-09 07:30:13,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1372 to 1371. [2018-12-09 07:30:13,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1371 states. [2018-12-09 07:30:13,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1371 states and 2036 transitions. [2018-12-09 07:30:13,102 INFO L78 Accepts]: Start accepts. Automaton has 1371 states and 2036 transitions. Word has length 270 [2018-12-09 07:30:13,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:30:13,102 INFO L480 AbstractCegarLoop]: Abstraction has 1371 states and 2036 transitions. [2018-12-09 07:30:13,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 07:30:13,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1371 states and 2036 transitions. [2018-12-09 07:30:13,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2018-12-09 07:30:13,106 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:30:13,106 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-09 07:30:13,106 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:30:13,106 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:30:13,106 INFO L82 PathProgramCache]: Analyzing trace with hash -1352472865, now seen corresponding path program 1 times [2018-12-09 07:30:13,106 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:30:13,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:30:13,107 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:30:13,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:30:13,107 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:30:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:30:13,262 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 188 proven. 197 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-12-09 07:30:13,262 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:30:13,262 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 07:30:13,262 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 362 with the following transitions: [2018-12-09 07:30:13,262 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [764], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 07:30:13,265 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 07:30:13,265 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 07:30:13,420 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 07:30:13,421 INFO L272 AbstractInterpreter]: Visited 120 different actions 346 times. Merged at 4 different actions 7 times. Never widened. Performed 3349 root evaluator evaluations with a maximum evaluation depth of 7. Performed 3349 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 07:30:13,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:30:13,426 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 07:30:13,427 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:30:13,427 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/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 07:30:13,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:30:13,435 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 07:30:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:30:13,512 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 07:30:13,631 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 393 proven. 2 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-09 07:30:13,631 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 07:30:13,760 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 276 proven. 92 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2018-12-09 07:30:13,785 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 07:30:13,785 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-09 07:30:13,785 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 07:30:13,786 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 07:30:13,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 07:30:13,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-12-09 07:30:13,787 INFO L87 Difference]: Start difference. First operand 1371 states and 2036 transitions. Second operand 9 states. [2018-12-09 07:30:15,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:30:15,463 INFO L93 Difference]: Finished difference Result 3452 states and 5474 transitions. [2018-12-09 07:30:15,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 07:30:15,463 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 361 [2018-12-09 07:30:15,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:30:15,468 INFO L225 Difference]: With dead ends: 3452 [2018-12-09 07:30:15,469 INFO L226 Difference]: Without dead ends: 2424 [2018-12-09 07:30:15,470 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 736 GetRequests, 721 SyntacticMatches, 3 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2018-12-09 07:30:15,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2424 states. [2018-12-09 07:30:15,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2424 to 2418. [2018-12-09 07:30:15,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2418 states. [2018-12-09 07:30:15,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 2418 states and 3468 transitions. [2018-12-09 07:30:15,500 INFO L78 Accepts]: Start accepts. Automaton has 2418 states and 3468 transitions. Word has length 361 [2018-12-09 07:30:15,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:30:15,501 INFO L480 AbstractCegarLoop]: Abstraction has 2418 states and 3468 transitions. [2018-12-09 07:30:15,501 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 07:30:15,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 3468 transitions. [2018-12-09 07:30:15,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2018-12-09 07:30:15,506 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:30:15,507 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2018-12-09 07:30:15,507 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:30:15,507 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:30:15,507 INFO L82 PathProgramCache]: Analyzing trace with hash -901922713, now seen corresponding path program 1 times [2018-12-09 07:30:15,507 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:30:15,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:30:15,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:30:15,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:30:15,508 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:30:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:30:15,671 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 341 proven. 200 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-12-09 07:30:15,671 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:30:15,671 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 07:30:15,671 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 477 with the following transitions: [2018-12-09 07:30:15,671 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [760], [761], [764], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 07:30:15,674 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 07:30:15,675 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 07:30:15,795 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 07:30:15,795 INFO L272 AbstractInterpreter]: Visited 126 different actions 364 times. Merged at 4 different actions 7 times. Never widened. Performed 3543 root evaluator evaluations with a maximum evaluation depth of 7. Performed 3543 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 07:30:15,796 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:30:15,796 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 07:30:15,796 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:30:15,796 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/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 07:30:15,804 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:30:15,804 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 07:30:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:30:15,885 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 07:30:15,970 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 593 proven. 2 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2018-12-09 07:30:15,970 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 07:30:16,135 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 341 proven. 200 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-12-09 07:30:16,151 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 07:30:16,151 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-09 07:30:16,151 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 07:30:16,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 07:30:16,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 07:30:16,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2018-12-09 07:30:16,153 INFO L87 Difference]: Start difference. First operand 2418 states and 3468 transitions. Second operand 9 states. [2018-12-09 07:30:22,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:30:22,297 INFO L93 Difference]: Finished difference Result 8076 states and 12216 transitions. [2018-12-09 07:30:22,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-12-09 07:30:22,298 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 476 [2018-12-09 07:30:22,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:30:22,312 INFO L225 Difference]: With dead ends: 8076 [2018-12-09 07:30:22,312 INFO L226 Difference]: Without dead ends: 5266 [2018-12-09 07:30:22,321 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1023 GetRequests, 980 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 523 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=430, Invalid=1462, Unknown=0, NotChecked=0, Total=1892 [2018-12-09 07:30:22,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5266 states. [2018-12-09 07:30:22,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5266 to 5232. [2018-12-09 07:30:22,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5232 states. [2018-12-09 07:30:22,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5232 states to 5232 states and 5914 transitions. [2018-12-09 07:30:22,417 INFO L78 Accepts]: Start accepts. Automaton has 5232 states and 5914 transitions. Word has length 476 [2018-12-09 07:30:22,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:30:22,417 INFO L480 AbstractCegarLoop]: Abstraction has 5232 states and 5914 transitions. [2018-12-09 07:30:22,417 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 07:30:22,417 INFO L276 IsEmpty]: Start isEmpty. Operand 5232 states and 5914 transitions. [2018-12-09 07:30:22,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 748 [2018-12-09 07:30:22,431 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:30:22,431 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2018-12-09 07:30:22,432 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:30:22,432 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:30:22,432 INFO L82 PathProgramCache]: Analyzing trace with hash 411696670, now seen corresponding path program 1 times [2018-12-09 07:30:22,432 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:30:22,433 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:30:22,433 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:30:22,433 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:30:22,433 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:30:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:30:23,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1019 backedges. 356 proven. 345 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2018-12-09 07:30:23,197 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:30:23,197 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 07:30:23,197 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 748 with the following transitions: [2018-12-09 07:30:23,197 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 07:30:23,200 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 07:30:23,200 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 07:30:23,424 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 07:30:23,424 INFO L272 AbstractInterpreter]: Visited 249 different actions 492 times. Merged at 4 different actions 4 times. Never widened. Performed 5199 root evaluator evaluations with a maximum evaluation depth of 13. Performed 5199 inverse root evaluator evaluations with a maximum inverse evaluation depth of 13. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-12-09 07:30:23,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:30:23,426 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 07:30:23,818 INFO L227 lantSequenceWeakener]: Weakened 744 states. On average, predicates are now at 77.62% of their original sizes. [2018-12-09 07:30:23,818 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 07:30:23,856 INFO L418 sIntCurrentIteration]: We unified 746 AI predicates to 746 [2018-12-09 07:30:23,856 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 07:30:23,856 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 07:30:23,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2018-12-09 07:30:23,857 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 07:30:23,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-09 07:30:23,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-09 07:30:23,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-09 07:30:23,857 INFO L87 Difference]: Start difference. First operand 5232 states and 5914 transitions. Second operand 10 states. [2018-12-09 07:30:54,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:30:54,661 INFO L93 Difference]: Finished difference Result 10462 states and 11868 transitions. [2018-12-09 07:30:54,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-09 07:30:54,661 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 747 [2018-12-09 07:30:54,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:30:54,670 INFO L225 Difference]: With dead ends: 10462 [2018-12-09 07:30:54,670 INFO L226 Difference]: Without dead ends: 5573 [2018-12-09 07:30:54,675 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 754 GetRequests, 738 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=84, Invalid=222, Unknown=0, NotChecked=0, Total=306 [2018-12-09 07:30:54,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5573 states. [2018-12-09 07:30:54,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5573 to 5571. [2018-12-09 07:30:54,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5571 states. [2018-12-09 07:30:54,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5571 states to 5571 states and 6259 transitions. [2018-12-09 07:30:54,739 INFO L78 Accepts]: Start accepts. Automaton has 5571 states and 6259 transitions. Word has length 747 [2018-12-09 07:30:54,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:30:54,740 INFO L480 AbstractCegarLoop]: Abstraction has 5571 states and 6259 transitions. [2018-12-09 07:30:54,740 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-09 07:30:54,740 INFO L276 IsEmpty]: Start isEmpty. Operand 5571 states and 6259 transitions. [2018-12-09 07:30:54,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 856 [2018-12-09 07:30:54,755 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:30:54,756 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:30:54,756 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:30:54,756 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:30:54,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1817929553, now seen corresponding path program 1 times [2018-12-09 07:30:54,756 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:30:54,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:30:54,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:30:54,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:30:54,757 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:30:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:30:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1480 backedges. 323 proven. 807 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2018-12-09 07:30:55,194 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:30:55,194 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 07:30:55,194 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 856 with the following transitions: [2018-12-09 07:30:55,195 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 07:30:55,198 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 07:30:55,198 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 07:30:55,495 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 07:30:55,495 INFO L272 AbstractInterpreter]: Visited 258 different actions 768 times. Merged at 6 different actions 14 times. Never widened. Performed 9004 root evaluator evaluations with a maximum evaluation depth of 13. Performed 9004 inverse root evaluator evaluations with a maximum inverse evaluation depth of 13. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-12-09 07:30:55,497 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:30:55,497 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 07:30:55,916 INFO L227 lantSequenceWeakener]: Weakened 852 states. On average, predicates are now at 80.33% of their original sizes. [2018-12-09 07:30:55,916 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 07:30:55,952 INFO L418 sIntCurrentIteration]: We unified 854 AI predicates to 854 [2018-12-09 07:30:55,952 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 07:30:55,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 07:30:55,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 13 [2018-12-09 07:30:55,953 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 07:30:55,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 07:30:55,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 07:30:55,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-09 07:30:55,954 INFO L87 Difference]: Start difference. First operand 5571 states and 6259 transitions. Second operand 9 states. [2018-12-09 07:31:43,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:31:43,054 INFO L93 Difference]: Finished difference Result 11177 states and 12653 transitions. [2018-12-09 07:31:43,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-09 07:31:43,054 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 855 [2018-12-09 07:31:43,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:31:43,064 INFO L225 Difference]: With dead ends: 11177 [2018-12-09 07:31:43,065 INFO L226 Difference]: Without dead ends: 6288 [2018-12-09 07:31:43,070 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 861 GetRequests, 847 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2018-12-09 07:31:43,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6288 states. [2018-12-09 07:31:43,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6288 to 6264. [2018-12-09 07:31:43,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6264 states. [2018-12-09 07:31:43,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6264 states to 6264 states and 6997 transitions. [2018-12-09 07:31:43,137 INFO L78 Accepts]: Start accepts. Automaton has 6264 states and 6997 transitions. Word has length 855 [2018-12-09 07:31:43,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:31:43,137 INFO L480 AbstractCegarLoop]: Abstraction has 6264 states and 6997 transitions. [2018-12-09 07:31:43,138 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 07:31:43,138 INFO L276 IsEmpty]: Start isEmpty. Operand 6264 states and 6997 transitions. [2018-12-09 07:31:43,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 985 [2018-12-09 07:31:43,149 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:31:43,149 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:31:43,149 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:31:43,150 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:31:43,150 INFO L82 PathProgramCache]: Analyzing trace with hash -622875225, now seen corresponding path program 1 times [2018-12-09 07:31:43,150 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:31:43,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:31:43,151 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:31:43,151 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:31:43,151 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:31:43,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:31:44,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2124 backedges. 621 proven. 734 refuted. 0 times theorem prover too weak. 769 trivial. 0 not checked. [2018-12-09 07:31:44,078 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:31:44,078 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 07:31:44,078 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 985 with the following transitions: [2018-12-09 07:31:44,078 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [636], [644], [652], [660], [668], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [796], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1384], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 07:31:44,081 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 07:31:44,081 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 07:31:44,663 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 07:31:44,664 INFO L272 AbstractInterpreter]: Visited 260 different actions 1300 times. Merged at 10 different actions 43 times. Widened at 1 different actions 1 times. Performed 15844 root evaluator evaluations with a maximum evaluation depth of 18. Performed 15844 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 12 fixpoints after 3 different actions. Largest state had 24 variables. [2018-12-09 07:31:44,666 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:31:44,667 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 07:31:44,667 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:31:44,667 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/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 07:31:44,674 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:31:44,674 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 07:31:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:31:44,794 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 07:31:45,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2124 backedges. 1565 proven. 2 refuted. 0 times theorem prover too weak. 557 trivial. 0 not checked. [2018-12-09 07:31:45,049 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 07:31:45,388 INFO L134 CoverageAnalysis]: Checked inductivity of 2124 backedges. 724 proven. 223 refuted. 0 times theorem prover too weak. 1177 trivial. 0 not checked. [2018-12-09 07:31:45,426 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 07:31:45,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 5, 5] total 17 [2018-12-09 07:31:45,426 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 07:31:45,427 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-09 07:31:45,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-09 07:31:45,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2018-12-09 07:31:45,427 INFO L87 Difference]: Start difference. First operand 6264 states and 6997 transitions. Second operand 15 states. [2018-12-09 07:31:51,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:31:51,420 INFO L93 Difference]: Finished difference Result 15034 states and 17282 transitions. [2018-12-09 07:31:51,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-12-09 07:31:51,420 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 984 [2018-12-09 07:31:51,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:31:51,440 INFO L225 Difference]: With dead ends: 15034 [2018-12-09 07:31:51,440 INFO L226 Difference]: Without dead ends: 9452 [2018-12-09 07:31:51,449 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2055 GetRequests, 1998 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 922 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=628, Invalid=2564, Unknown=0, NotChecked=0, Total=3192 [2018-12-09 07:31:51,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9452 states. [2018-12-09 07:31:51,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9452 to 9380. [2018-12-09 07:31:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9380 states. [2018-12-09 07:31:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9380 states to 9380 states and 10508 transitions. [2018-12-09 07:31:51,550 INFO L78 Accepts]: Start accepts. Automaton has 9380 states and 10508 transitions. Word has length 984 [2018-12-09 07:31:51,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:31:51,551 INFO L480 AbstractCegarLoop]: Abstraction has 9380 states and 10508 transitions. [2018-12-09 07:31:51,551 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-09 07:31:51,551 INFO L276 IsEmpty]: Start isEmpty. Operand 9380 states and 10508 transitions. [2018-12-09 07:31:51,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1311 [2018-12-09 07:31:51,563 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:31:51,563 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:31:51,564 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:31:51,564 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:31:51,564 INFO L82 PathProgramCache]: Analyzing trace with hash -1819532953, now seen corresponding path program 1 times [2018-12-09 07:31:51,564 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:31:51,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:31:51,565 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:31:51,565 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:31:51,565 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:31:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:31:52,219 INFO L134 CoverageAnalysis]: Checked inductivity of 3801 backedges. 957 proven. 336 refuted. 0 times theorem prover too weak. 2508 trivial. 0 not checked. [2018-12-09 07:31:52,219 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:31:52,219 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 07:31:52,219 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1311 with the following transitions: [2018-12-09 07:31:52,219 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 07:31:52,221 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 07:31:52,221 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 07:31:52,753 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 07:31:52,753 INFO L272 AbstractInterpreter]: Visited 254 different actions 1024 times. Merged at 12 different actions 40 times. Never widened. Performed 11993 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11993 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 14 fixpoints after 4 different actions. Largest state had 24 variables. [2018-12-09 07:31:52,754 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:31:52,754 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 07:31:52,754 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:31:52,754 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 07:31:52,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:31:52,761 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 07:31:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:31:52,893 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 07:31:53,295 INFO L134 CoverageAnalysis]: Checked inductivity of 3801 backedges. 2572 proven. 2 refuted. 0 times theorem prover too weak. 1227 trivial. 0 not checked. [2018-12-09 07:31:53,295 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 07:31:53,838 INFO L134 CoverageAnalysis]: Checked inductivity of 3801 backedges. 957 proven. 336 refuted. 0 times theorem prover too weak. 2508 trivial. 0 not checked. [2018-12-09 07:31:53,853 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 07:31:53,853 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-09 07:31:53,854 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 07:31:53,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 07:31:53,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 07:31:53,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-09 07:31:53,855 INFO L87 Difference]: Start difference. First operand 9380 states and 10508 transitions. Second operand 9 states. [2018-12-09 07:31:55,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:31:55,692 INFO L93 Difference]: Finished difference Result 19811 states and 22534 transitions. [2018-12-09 07:31:55,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-09 07:31:55,692 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1310 [2018-12-09 07:31:55,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:31:55,711 INFO L225 Difference]: With dead ends: 19811 [2018-12-09 07:31:55,711 INFO L226 Difference]: Without dead ends: 11450 [2018-12-09 07:31:55,722 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2637 GetRequests, 2621 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2018-12-09 07:31:55,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11450 states. [2018-12-09 07:31:55,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11450 to 11094. [2018-12-09 07:31:55,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11094 states. [2018-12-09 07:31:55,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11094 states to 11094 states and 12315 transitions. [2018-12-09 07:31:55,826 INFO L78 Accepts]: Start accepts. Automaton has 11094 states and 12315 transitions. Word has length 1310 [2018-12-09 07:31:55,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:31:55,827 INFO L480 AbstractCegarLoop]: Abstraction has 11094 states and 12315 transitions. [2018-12-09 07:31:55,827 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 07:31:55,827 INFO L276 IsEmpty]: Start isEmpty. Operand 11094 states and 12315 transitions. [2018-12-09 07:31:55,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1312 [2018-12-09 07:31:55,838 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:31:55,838 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:31:55,838 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:31:55,839 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:31:55,839 INFO L82 PathProgramCache]: Analyzing trace with hash -1021384982, now seen corresponding path program 1 times [2018-12-09 07:31:55,839 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:31:55,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:31:55,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:31:55,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:31:55,839 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:31:55,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:31:56,517 INFO L134 CoverageAnalysis]: Checked inductivity of 3808 backedges. 1136 proven. 250 refuted. 0 times theorem prover too weak. 2422 trivial. 0 not checked. [2018-12-09 07:31:56,518 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:31:56,518 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 07:31:56,518 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1312 with the following transitions: [2018-12-09 07:31:56,518 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [636], [644], [652], [660], [668], [673], [676], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [856], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 07:31:56,520 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 07:31:56,520 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 07:31:57,059 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 07:31:57,060 INFO L272 AbstractInterpreter]: Visited 254 different actions 1023 times. Merged at 11 different actions 39 times. Widened at 1 different actions 1 times. Performed 11957 root evaluator evaluations with a maximum evaluation depth of 18. Performed 11957 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 14 fixpoints after 5 different actions. Largest state had 24 variables. [2018-12-09 07:31:57,061 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:31:57,061 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 07:31:57,061 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:31:57,061 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 07:31:57,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:31:57,067 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 07:31:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:31:57,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 07:31:57,621 INFO L134 CoverageAnalysis]: Checked inductivity of 3808 backedges. 2478 proven. 2 refuted. 0 times theorem prover too weak. 1328 trivial. 0 not checked. [2018-12-09 07:31:57,621 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 07:31:58,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3808 backedges. 1136 proven. 250 refuted. 0 times theorem prover too weak. 2422 trivial. 0 not checked. [2018-12-09 07:31:58,203 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 07:31:58,204 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-09 07:31:58,204 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 07:31:58,205 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 07:31:58,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 07:31:58,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-09 07:31:58,205 INFO L87 Difference]: Start difference. First operand 11094 states and 12315 transitions. Second operand 9 states. [2018-12-09 07:31:59,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:31:59,981 INFO L93 Difference]: Finished difference Result 22345 states and 25506 transitions. [2018-12-09 07:31:59,982 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-12-09 07:31:59,982 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 1311 [2018-12-09 07:31:59,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:32:00,005 INFO L225 Difference]: With dead ends: 22345 [2018-12-09 07:32:00,005 INFO L226 Difference]: Without dead ends: 12270 [2018-12-09 07:32:00,019 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2650 GetRequests, 2628 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=145, Invalid=317, Unknown=0, NotChecked=0, Total=462 [2018-12-09 07:32:00,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12270 states. [2018-12-09 07:32:00,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12270 to 12137. [2018-12-09 07:32:00,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12137 states. [2018-12-09 07:32:00,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12137 states to 12137 states and 13298 transitions. [2018-12-09 07:32:00,139 INFO L78 Accepts]: Start accepts. Automaton has 12137 states and 13298 transitions. Word has length 1311 [2018-12-09 07:32:00,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:32:00,139 INFO L480 AbstractCegarLoop]: Abstraction has 12137 states and 13298 transitions. [2018-12-09 07:32:00,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 07:32:00,139 INFO L276 IsEmpty]: Start isEmpty. Operand 12137 states and 13298 transitions. [2018-12-09 07:32:00,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1340 [2018-12-09 07:32:00,151 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:32:00,152 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:32:00,152 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:32:00,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:32:00,152 INFO L82 PathProgramCache]: Analyzing trace with hash 2100071364, now seen corresponding path program 1 times [2018-12-09 07:32:00,152 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:32:00,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:32:00,153 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:32:00,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:32:00,153 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:32:00,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:32:00,809 INFO L134 CoverageAnalysis]: Checked inductivity of 3929 backedges. 509 proven. 0 refuted. 0 times theorem prover too weak. 3420 trivial. 0 not checked. [2018-12-09 07:32:00,809 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 07:32:00,810 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 07:32:00,810 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 07:32:00,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 07:32:00,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 07:32:00,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 07:32:00,810 INFO L87 Difference]: Start difference. First operand 12137 states and 13298 transitions. Second operand 4 states. [2018-12-09 07:32:01,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:32:01,669 INFO L93 Difference]: Finished difference Result 23586 states and 25924 transitions. [2018-12-09 07:32:01,670 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 07:32:01,670 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1339 [2018-12-09 07:32:01,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:32:01,686 INFO L225 Difference]: With dead ends: 23586 [2018-12-09 07:32:01,686 INFO L226 Difference]: Without dead ends: 12129 [2018-12-09 07:32:01,704 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 3 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 07:32:01,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12129 states. [2018-12-09 07:32:01,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12129 to 12125. [2018-12-09 07:32:01,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12125 states. [2018-12-09 07:32:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12125 states to 12125 states and 12983 transitions. [2018-12-09 07:32:01,816 INFO L78 Accepts]: Start accepts. Automaton has 12125 states and 12983 transitions. Word has length 1339 [2018-12-09 07:32:01,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:32:01,816 INFO L480 AbstractCegarLoop]: Abstraction has 12125 states and 12983 transitions. [2018-12-09 07:32:01,816 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 07:32:01,816 INFO L276 IsEmpty]: Start isEmpty. Operand 12125 states and 12983 transitions. [2018-12-09 07:32:01,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1676 [2018-12-09 07:32:01,833 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:32:01,833 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-09 07:32:01,834 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:32:01,834 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:32:01,834 INFO L82 PathProgramCache]: Analyzing trace with hash -2142453100, now seen corresponding path program 1 times [2018-12-09 07:32:01,834 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:32:01,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:32:01,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:32:01,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:32:01,835 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:32:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:32:03,670 INFO L134 CoverageAnalysis]: Checked inductivity of 5261 backedges. 3070 proven. 582 refuted. 0 times theorem prover too weak. 1609 trivial. 0 not checked. [2018-12-09 07:32:03,671 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:32:03,671 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 07:32:03,671 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1676 with the following transitions: [2018-12-09 07:32:03,671 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [6], [10], [14], [18], [22], [26], [30], [34], [38], [42], [46], [50], [54], [58], [62], [66], [70], [74], [78], [82], [86], [90], [94], [98], [102], [106], [110], [114], [118], [122], [126], [130], [134], [138], [142], [146], [150], [154], [158], [162], [166], [170], [173], [179], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1405], [1409], [1413], [1417], [1421], [1425], [1429], [1433], [1437], [1441], [1445], [1449], [1453], [1457], [1461], [1465], [1469], [1473], [1477], [1481], [1485], [1489], [1493], [1497], [1501], [1505], [1509], [1513], [1517], [1521], [1525], [1529], [1533], [1537], [1541], [1545], [1549], [1551], [1552], [1556], [1565], [1569], [1571], [1576], [1577], [1578], [1579], [1580], [1582], [1583] [2018-12-09 07:32:03,674 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 07:32:03,674 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 07:32:04,345 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 07:32:04,345 INFO L272 AbstractInterpreter]: Visited 352 different actions 1407 times. Merged at 11 different actions 40 times. Widened at 1 different actions 1 times. Performed 17336 root evaluator evaluations with a maximum evaluation depth of 18. Performed 17336 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 15 fixpoints after 6 different actions. Largest state had 24 variables. [2018-12-09 07:32:04,347 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:32:04,347 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 07:32:04,347 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:32:04,347 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 07:32:04,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:32:04,353 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 07:32:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:32:04,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 07:32:05,194 INFO L134 CoverageAnalysis]: Checked inductivity of 5261 backedges. 573 proven. 0 refuted. 0 times theorem prover too weak. 4688 trivial. 0 not checked. [2018-12-09 07:32:05,195 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 07:32:05,874 INFO L134 CoverageAnalysis]: Checked inductivity of 5261 backedges. 573 proven. 0 refuted. 0 times theorem prover too weak. 4688 trivial. 0 not checked. [2018-12-09 07:32:05,890 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 07:32:05,890 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [8] total 9 [2018-12-09 07:32:05,890 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 07:32:05,891 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 07:32:05,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 07:32:05,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-12-09 07:32:05,891 INFO L87 Difference]: Start difference. First operand 12125 states and 12983 transitions. Second operand 3 states. [2018-12-09 07:32:06,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:32:06,445 INFO L93 Difference]: Finished difference Result 23231 states and 24934 transitions. [2018-12-09 07:32:06,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 07:32:06,446 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1675 [2018-12-09 07:32:06,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:32:06,466 INFO L225 Difference]: With dead ends: 23231 [2018-12-09 07:32:06,466 INFO L226 Difference]: Without dead ends: 12125 [2018-12-09 07:32:06,477 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3365 GetRequests, 3356 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2018-12-09 07:32:06,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12125 states. [2018-12-09 07:32:06,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12125 to 12125. [2018-12-09 07:32:06,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12125 states. [2018-12-09 07:32:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12125 states to 12125 states and 12805 transitions. [2018-12-09 07:32:06,584 INFO L78 Accepts]: Start accepts. Automaton has 12125 states and 12805 transitions. Word has length 1675 [2018-12-09 07:32:06,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:32:06,584 INFO L480 AbstractCegarLoop]: Abstraction has 12125 states and 12805 transitions. [2018-12-09 07:32:06,585 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 07:32:06,585 INFO L276 IsEmpty]: Start isEmpty. Operand 12125 states and 12805 transitions. [2018-12-09 07:32:06,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1849 [2018-12-09 07:32:06,604 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:32:06,604 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-09 07:32:06,604 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:32:06,604 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:32:06,605 INFO L82 PathProgramCache]: Analyzing trace with hash 1191934906, now seen corresponding path program 1 times [2018-12-09 07:32:06,605 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:32:06,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:32:06,605 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:32:06,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:32:06,605 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:32:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:32:10,162 INFO L134 CoverageAnalysis]: Checked inductivity of 7534 backedges. 3484 proven. 1613 refuted. 0 times theorem prover too weak. 2437 trivial. 0 not checked. [2018-12-09 07:32:10,163 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:32:10,163 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 07:32:10,163 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1849 with the following transitions: [2018-12-09 07:32:10,163 INFO L205 CegarAbsIntRunner]: [0], [1], [180], [187], [195], [203], [211], [219], [227], [235], [243], [251], [259], [267], [275], [283], [291], [299], [307], [315], [323], [331], [339], [347], [355], [363], [371], [379], [387], [395], [403], [411], [419], [427], [435], [443], [451], [459], [467], [475], [483], [491], [499], [507], [515], [523], [531], [539], [547], [555], [563], [571], [579], [587], [595], [603], [611], [619], [627], [631], [633], [636], [644], [652], [660], [668], [672], [673], [677], [681], [685], [689], [693], [697], [701], [705], [709], [713], [717], [721], [725], [729], [733], [737], [741], [745], [749], [753], [757], [761], [764], [765], [769], [773], [777], [781], [785], [789], [793], [797], [801], [805], [809], [813], [817], [821], [825], [829], [833], [836], [837], [841], [845], [849], [853], [857], [861], [865], [869], [873], [877], [881], [885], [889], [893], [897], [901], [905], [909], [912], [913], [917], [921], [925], [929], [933], [937], [941], [945], [949], [953], [957], [961], [964], [965], [969], [972], [973], [977], [981], [985], [989], [993], [997], [1001], [1005], [1009], [1013], [1017], [1021], [1025], [1029], [1033], [1037], [1041], [1045], [1049], [1053], [1056], [1057], [1061], [1065], [1069], [1073], [1077], [1081], [1085], [1089], [1093], [1097], [1101], [1105], [1109], [1113], [1117], [1121], [1125], [1129], [1133], [1137], [1141], [1145], [1149], [1153], [1157], [1161], [1165], [1169], [1173], [1177], [1181], [1185], [1189], [1193], [1197], [1201], [1205], [1209], [1213], [1217], [1221], [1225], [1229], [1233], [1237], [1241], [1245], [1249], [1253], [1256], [1257], [1261], [1265], [1269], [1273], [1277], [1281], [1285], [1288], [1289], [1293], [1297], [1301], [1305], [1309], [1313], [1317], [1321], [1325], [1329], [1333], [1337], [1341], [1345], [1349], [1352], [1353], [1357], [1361], [1365], [1369], [1373], [1377], [1381], [1385], [1389], [1393], [1397], [1401], [1404], [1552], [1556], [1565], [1569], [1571], [1578], [1579], [1580], [1582], [1583] [2018-12-09 07:32:10,165 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 07:32:10,165 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 07:32:10,721 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 07:32:10,721 INFO L272 AbstractInterpreter]: Visited 270 different actions 1084 times. Merged at 13 different actions 36 times. Never widened. Performed 12851 root evaluator evaluations with a maximum evaluation depth of 18. Performed 12851 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 17 fixpoints after 9 different actions. Largest state had 24 variables. [2018-12-09 07:32:10,723 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:32:10,723 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 07:32:10,723 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 07:32:10,723 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 07:32:10,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:32:10,730 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 07:32:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:32:10,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 07:32:11,957 INFO L134 CoverageAnalysis]: Checked inductivity of 7534 backedges. 5297 proven. 6 refuted. 0 times theorem prover too weak. 2231 trivial. 0 not checked. [2018-12-09 07:32:11,957 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 07:32:13,731 INFO L134 CoverageAnalysis]: Checked inductivity of 7534 backedges. 1908 proven. 1030 refuted. 0 times theorem prover too weak. 4596 trivial. 0 not checked. [2018-12-09 07:32:13,757 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 07:32:13,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 8, 8] total 29 [2018-12-09 07:32:13,757 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 07:32:13,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-12-09 07:32:13,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-12-09 07:32:13,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=700, Unknown=0, NotChecked=0, Total=812 [2018-12-09 07:32:13,759 INFO L87 Difference]: Start difference. First operand 12125 states and 12805 transitions. Second operand 24 states. [2018-12-09 07:32:22,114 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 38 [2018-12-09 07:32:32,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:32:32,011 INFO L93 Difference]: Finished difference Result 25430 states and 27144 transitions. [2018-12-09 07:32:32,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2018-12-09 07:32:32,012 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 1848 [2018-12-09 07:32:32,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:32:32,033 INFO L225 Difference]: With dead ends: 25430 [2018-12-09 07:32:32,033 INFO L226 Difference]: Without dead ends: 14324 [2018-12-09 07:32:32,045 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3891 GetRequests, 3765 SyntacticMatches, 3 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5148 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=2350, Invalid=13150, Unknown=0, NotChecked=0, Total=15500 [2018-12-09 07:32:32,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14324 states. [2018-12-09 07:32:32,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14324 to 14184. [2018-12-09 07:32:32,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14184 states. [2018-12-09 07:32:32,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14184 states to 14184 states and 14885 transitions. [2018-12-09 07:32:32,177 INFO L78 Accepts]: Start accepts. Automaton has 14184 states and 14885 transitions. Word has length 1848 [2018-12-09 07:32:32,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:32:32,178 INFO L480 AbstractCegarLoop]: Abstraction has 14184 states and 14885 transitions. [2018-12-09 07:32:32,178 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-12-09 07:32:32,178 INFO L276 IsEmpty]: Start isEmpty. Operand 14184 states and 14885 transitions. [2018-12-09 07:32:32,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1888 [2018-12-09 07:32:32,194 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 07:32:32,195 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-12-09 07:32:32,195 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 07:32:32,195 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 07:32:32,195 INFO L82 PathProgramCache]: Analyzing trace with hash 244920233, now seen corresponding path program 1 times [2018-12-09 07:32:32,195 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 07:32:32,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:32:32,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 07:32:32,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 07:32:32,196 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 07:32:32,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 07:32:33,266 INFO L134 CoverageAnalysis]: Checked inductivity of 7303 backedges. 701 proven. 0 refuted. 0 times theorem prover too weak. 6602 trivial. 0 not checked. [2018-12-09 07:32:33,267 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 07:32:33,267 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 07:32:33,267 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 07:32:33,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 07:32:33,267 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 07:32:33,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 07:32:33,268 INFO L87 Difference]: Start difference. First operand 14184 states and 14885 transitions. Second operand 4 states. [2018-12-09 07:32:34,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 07:32:34,221 INFO L93 Difference]: Finished difference Result 37256 states and 39472 transitions. [2018-12-09 07:32:34,221 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 07:32:34,221 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1887 [2018-12-09 07:32:34,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 07:32:34,223 INFO L225 Difference]: With dead ends: 37256 [2018-12-09 07:32:34,223 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 07:32:34,245 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 07:32:34,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 07:32:34,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 07:32:34,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 07:32:34,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 07:32:34,246 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1887 [2018-12-09 07:32:34,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 07:32:34,246 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 07:32:34,246 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 07:32:34,246 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 07:32:34,246 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 07:32:34,249 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 07:32:34,265 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:34,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:34,286 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:34,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:34,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:34,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:34,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:34,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:34,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:34,830 WARN L180 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 394 [2018-12-09 07:32:35,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:35,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:35,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:35,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:35,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:35,158 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:35,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:35,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:35,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 07:32:35,602 WARN L180 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 455 DAG size of output: 420 [2018-12-09 07:32:37,135 WARN L180 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 400 DAG size of output: 65 [2018-12-09 07:32:37,832 WARN L180 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 81 [2018-12-09 07:32:38,465 WARN L180 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 83 [2018-12-09 07:32:39,514 WARN L180 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 302 DAG size of output: 99 [2018-12-09 07:32:41,155 WARN L180 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 426 DAG size of output: 65 [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 07:32:41,157 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a16~0)| ~a16~0) (<= ~a18~0 |old(~a18~0)|) (= |old(~a15~0)| ~a15~0) (= |old(~a12~0)| ~a12~0)) [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point calculate_output2EXIT(lines 1494 1765) no Hoare annotation was computed. [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,157 INFO L448 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L444 ceAbstractionStarter]: At program point calculate_output2ENTRY(lines 1494 1765) the Hoare annotation is: (let ((.cse5 (= |old(~a16~0)| ~a16~0)) (.cse4 (<= ~a18~0 |old(~a18~0)|)) (.cse6 (= |old(~a15~0)| ~a15~0)) (.cse16 (= |old(~a12~0)| ~a12~0))) (let ((.cse3 (< 3 |old(~a15~0)|)) (.cse9 (and .cse5 .cse4 .cse6 .cse16)) (.cse8 (= 10 |old(~a16~0)|)) (.cse10 (< 112 |old(~a18~0)|)) (.cse12 (not (= 3 |old(~a15~0)|))) (.cse13 (not (= (+ |old(~a18~0)| 87) 0))) (.cse15 (= (+ ~a18~0 87) 0)) (.cse1 (not (= 6 |old(~a12~0)|))) (.cse14 (not (= 11 |old(~a16~0)|))) (.cse11 (= 9 |old(~a16~0)|)) (.cse7 (< 5 |old(~a12~0)|)) (.cse0 (not (= 4 |old(~a15~0)|))) (.cse2 (and .cse4 .cse6 (= ~a16~0 |old(~a16~0)|) .cse16))) (and (or .cse0 .cse1 (< 134 |old(~a18~0)|) .cse2) (or (or .cse3 (not (= 8 |old(~a12~0)|))) (and .cse4 (and (= 8 ~a12~0) .cse5) .cse6)) (or .cse3 .cse7 .cse8 .cse9) (or (< |old(~a12~0)| 7) .cse3 .cse8 .cse9) (or .cse2 .cse3 .cse7 .cse10) (or .cse0 .cse11 .cse2 .cse1) (or .cse12 (not (= 5 |old(~a12~0)|)) .cse13 .cse14 .cse15) (or .cse3 .cse11 .cse9 .cse1) (or .cse2 .cse0 .cse8 .cse10) (or (or .cse12 .cse13) .cse15 .cse1 .cse14) (or .cse0 .cse2 (not (= 7 |old(~a12~0)|)) (not .cse11)) (or .cse0 .cse11 .cse2 .cse7) (or .cse0 (not (= 8 |old(~a16~0)|)) .cse2)))) [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,158 INFO L448 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point calculate_output2FINAL(lines 1494 1765) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,159 INFO L448 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L444 ceAbstractionStarter]: At program point L1491(line 1491) the Hoare annotation is: (let ((.cse11 (<= ~a18~0 |old(~a18~0)|)) (.cse12 (= |old(~a15~0)| ~a15~0)) (.cse19 (= ~a16~0 |old(~a16~0)|)) (.cse20 (= |old(~a12~0)| ~a12~0))) (let ((.cse4 (not (= (+ |old(~a18~0)| 87) 0))) (.cse0 (= (+ ~a18~0 87) 0)) (.cse2 (not (= 3 |old(~a15~0)|))) (.cse3 (not (= 11 |old(~a16~0)|))) (.cse1 (= |calculate_output_#in~input| 0)) (.cse13 (not (= calculate_output_~input 0))) (.cse8 (< 5 |old(~a12~0)|)) (.cse5 (not (= 6 |old(~a12~0)|))) (.cse16 (< 134 |old(~a18~0)|)) (.cse7 (= 9 |old(~a16~0)|)) (.cse15 (< |old(~a12~0)| 7)) (.cse10 (< 3 |old(~a15~0)|)) (.cse18 (not (= 7 |old(~a12~0)|))) (.cse6 (not (= 4 |old(~a15~0)|))) (.cse9 (and .cse11 .cse12 .cse19 .cse20)) (.cse17 (= 10 |old(~a16~0)|)) (.cse14 (< 112 |old(~a18~0)|))) (and (or .cse0 .cse1 (or .cse2 .cse3) .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9) (or (or .cse10 (not (= 8 |old(~a12~0)|))) (and .cse11 (and (= 8 ~a12~0) (= |old(~a16~0)| ~a16~0)) .cse12)) (or .cse2 .cse13 .cse3 .cse1 (= 0 |old(~a12~0)|) .cse14) (or .cse2 (not (= 5 |old(~a12~0)|)) .cse3 .cse1 .cse4 .cse0) (or .cse6 .cse7 .cse9 .cse5) (or .cse9 .cse10 .cse8 .cse14) (or .cse15 .cse2 .cse3 .cse1 .cse16 .cse13) (or .cse10 .cse8 .cse17 .cse9) (or .cse10 .cse7 .cse5 .cse9) (or .cse6 .cse5 .cse9 .cse16) (or .cse6 .cse9 .cse18 (not .cse7)) (or .cse6 (not (= 8 |old(~a16~0)|)) .cse9) (or .cse15 .cse10 .cse17 (and (or (not (= 11 ~a16~0)) (not (= calculate_output_~input 3)) .cse18 (not (= ~a15~0 3)) (< 0 (+ ~a18~0 79))) .cse11 .cse12 .cse19 .cse20)) (or .cse6 .cse9 .cse17 .cse14)))) [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-12-09 07:32:41,160 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,161 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-12-09 07:32:41,162 INFO L448 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,163 INFO L448 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,164 INFO L448 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 23 1492) the Hoare annotation is: (let ((.cse5 (= |old(~a16~0)| ~a16~0)) (.cse4 (<= ~a18~0 |old(~a18~0)|)) (.cse6 (= |old(~a15~0)| ~a15~0)) (.cse17 (= |old(~a12~0)| ~a12~0))) (let ((.cse12 (= |calculate_output_#in~input| 0)) (.cse10 (not (= 3 |old(~a15~0)|))) (.cse11 (not (= 11 |old(~a16~0)|))) (.cse13 (not (= (+ |old(~a18~0)| 87) 0))) (.cse14 (= (+ ~a18~0 87) 0)) (.cse3 (< 3 |old(~a15~0)|)) (.cse9 (and .cse5 .cse4 .cse6 .cse17)) (.cse1 (not (= 6 |old(~a12~0)|))) (.cse8 (= 10 |old(~a16~0)|)) (.cse15 (< 112 |old(~a18~0)|)) (.cse16 (= 9 |old(~a16~0)|)) (.cse7 (< 5 |old(~a12~0)|)) (.cse0 (not (= 4 |old(~a15~0)|))) (.cse2 (and .cse4 .cse6 (= ~a16~0 |old(~a16~0)|) .cse17))) (and (or .cse0 .cse1 (< 134 |old(~a18~0)|) .cse2) (or (or .cse3 (not (= 8 |old(~a12~0)|))) (and .cse4 (and (= 8 ~a12~0) .cse5) .cse6)) (or .cse3 .cse7 .cse8 .cse9) (or (< |old(~a12~0)| 7) .cse3 .cse8 .cse9) (or .cse10 (not (= 5 |old(~a12~0)|)) .cse11 .cse12 .cse13 .cse14) (or .cse2 .cse3 .cse7 .cse15) (or .cse0 .cse16 .cse2 .cse1) (or .cse12 (or .cse10 .cse11) .cse13 .cse14 .cse1) (or .cse3 .cse16 .cse9 .cse1) (or .cse2 .cse0 .cse8 .cse15) (or .cse0 .cse2 (not (= 7 |old(~a12~0)|)) (not .cse16)) (or .cse0 .cse16 .cse2 .cse7) (or .cse0 (not (= 8 |old(~a16~0)|)) .cse2)))) [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,165 INFO L448 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-12-09 07:32:41,166 INFO L448 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,167 INFO L448 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-12-09 07:32:41,168 INFO L448 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,169 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,170 INFO L448 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-12-09 07:32:41,171 INFO L448 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,172 INFO L448 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,173 INFO L448 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2018-12-09 07:32:41,174 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 07:32:41,174 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a16~0 11) (= 3 ~a15~0) (= ~a12~0 5) (= (+ ~a18~0 87) 0)) [2018-12-09 07:32:41,174 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 07:32:41,174 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 07:32:41,174 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1767 1783) the Hoare annotation is: (or (not (= 3 |old(~a15~0)|)) (not (= 5 |old(~a12~0)|)) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 11 |old(~a16~0)|)) (and (= (+ ~a18~0 87) 0) (= ~a16~0 |old(~a16~0)|) (= 3 ~a15~0) (= |old(~a12~0)| ~a12~0))) [2018-12-09 07:32:41,174 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1767 1783) no Hoare annotation was computed. [2018-12-09 07:32:41,174 INFO L444 ceAbstractionStarter]: At program point L1781(line 1781) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 10))) (.cse7 (<= ~a18~0 112)) (.cse1 (<= ~a12~0 5)) (.cse6 (not (= ~a16~0 9))) (.cse8 (or (= |old(~a16~0)| 12) (not (= 12 ~a16~0)))) (.cse4 (= 9 ~a16~0)) (.cse5 (= 6 ~a12~0)) (.cse2 (<= ~a15~0 3)) (.cse3 (= 4 ~a15~0))) (or (not (= 11 |old(~a16~0)|)) (and .cse0 .cse1 .cse2) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 3 |old(~a15~0)|)) (and .cse3 (= 7 ~a12~0) .cse4) (and (<= 7 ~a12~0) .cse0 .cse2) (and .cse5 (and .cse6 .cse2)) (not (= 5 |old(~a12~0)|)) (and .cse0 .cse3 .cse7 .cse8) (and .cse3 (and .cse6 .cse8 .cse1)) (and .cse7 .cse1 .cse2) (and .cse5 .cse3 (and .cse6 .cse8)) (and .cse4 .cse5 .cse3 (<= ~a18~0 134)) (and (= 8 ~a12~0) .cse2) (and (= 8 ~a16~0) .cse3))) [2018-12-09 07:32:41,174 INFO L448 ceAbstractionStarter]: For program point L1781-1(line 1781) no Hoare annotation was computed. [2018-12-09 07:32:41,174 INFO L448 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2018-12-09 07:32:41,174 INFO L444 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse0 (not (= ~a16~0 10))) (.cse7 (<= ~a18~0 112)) (.cse1 (<= ~a12~0 5)) (.cse6 (not (= ~a16~0 9))) (.cse8 (or (= |old(~a16~0)| 12) (not (= 12 ~a16~0)))) (.cse4 (= 9 ~a16~0)) (.cse5 (= 6 ~a12~0)) (.cse2 (<= ~a15~0 3)) (.cse3 (= 4 ~a15~0))) (or (not (= 11 |old(~a16~0)|)) (and .cse0 .cse1 .cse2) (not (= (+ |old(~a18~0)| 87) 0)) (not (= 3 |old(~a15~0)|)) (and .cse3 (= 7 ~a12~0) .cse4) (and (<= 7 ~a12~0) .cse0 .cse2) (and .cse5 (and .cse6 .cse2)) (not (= 5 |old(~a12~0)|)) (and .cse0 .cse3 .cse7 .cse8) (and .cse3 (and .cse6 .cse8 .cse1)) (and .cse7 .cse1 .cse2) (and .cse5 .cse3 (and .cse6 .cse8)) (and .cse4 .cse5 .cse3 (<= ~a18~0 134)) (and (= 8 ~a12~0) .cse2) (and (= 8 ~a16~0) .cse3))) [2018-12-09 07:32:41,174 INFO L448 ceAbstractionStarter]: For program point L1773-3(lines 1767 1783) no Hoare annotation was computed. [2018-12-09 07:32:41,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 07:32:41 BoogieIcfgContainer [2018-12-09 07:32:41,182 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 07:32:41,182 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 07:32:41,182 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 07:32:41,182 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 07:32:41,182 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 07:29:46" (3/4) ... [2018-12-09 07:32:41,184 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 07:32:41,188 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 07:32:41,188 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output2 [2018-12-09 07:32:41,188 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 07:32:41,188 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 07:32:41,201 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2018-12-09 07:32:41,202 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 07:32:41,220 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((!(11 == \old(a16)) || ((!(a16 == 10) && a12 <= 5) && a15 <= 3)) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || ((4 == a15 && 7 == a12) && 9 == a16)) || ((7 <= a12 && !(a16 == 10)) && a15 <= 3)) || (6 == a12 && !(a16 == 9) && a15 <= 3)) || !(5 == \old(a12))) || (((!(a16 == 10) && 4 == a15) && a18 <= 112) && (\old(a16) == 12 || !(12 == a16)))) || (4 == a15 && (!(a16 == 9) && (\old(a16) == 12 || !(12 == a16))) && a12 <= 5)) || ((a18 <= 112 && a12 <= 5) && a15 <= 3)) || ((6 == a12 && 4 == a15) && !(a16 == 9) && (\old(a16) == 12 || !(12 == a16)))) || (((9 == a16 && 6 == a12) && 4 == a15) && a18 <= 134)) || (8 == a12 && a15 <= 3)) || (8 == a16 && 4 == a15) [2018-12-09 07:32:41,303 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9d05bc3e-da6d-40ce-a39c-1c5abf0b6545/bin-2019/utaipan/witness.graphml [2018-12-09 07:32:41,304 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 07:32:41,304 INFO L168 Benchmark]: Toolchain (without parser) took 176337.81 ms. Allocated memory was 1.0 GB in the beginning and 5.0 GB in the end (delta: 3.9 GB). Free memory was 943.6 MB in the beginning and 3.0 GB in the end (delta: -2.0 GB). Peak memory consumption was 1.9 GB. Max. memory is 11.5 GB. [2018-12-09 07:32:41,305 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 07:32:41,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -132.6 MB). Peak memory consumption was 74.4 MB. Max. memory is 11.5 GB. [2018-12-09 07:32:41,305 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.94 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 07:32:41,305 INFO L168 Benchmark]: Boogie Preprocessor took 60.29 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 07:32:41,305 INFO L168 Benchmark]: RCFGBuilder took 1313.99 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: 152.3 kB). Peak memory consumption was 233.4 MB. Max. memory is 11.5 GB. [2018-12-09 07:32:41,305 INFO L168 Benchmark]: TraceAbstraction took 174281.81 ms. Allocated memory was 1.1 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 1.1 GB in the beginning and 3.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 4.4 GB. Max. memory is 11.5 GB. [2018-12-09 07:32:41,306 INFO L168 Benchmark]: Witness Printer took 121.81 ms. Allocated memory is still 5.0 GB. Free memory was 3.1 GB in the beginning and 3.0 GB in the end (delta: 79.7 MB). Peak memory consumption was 79.7 MB. Max. memory is 11.5 GB. [2018-12-09 07:32:41,307 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 531.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 111.1 MB). Free memory was 943.6 MB in the beginning and 1.1 GB in the end (delta: -132.6 MB). Peak memory consumption was 74.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.94 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 60.29 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1313.99 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: 152.3 kB). Peak memory consumption was 233.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 174281.81 ms. Allocated memory was 1.1 GB in the beginning and 5.0 GB in the end (delta: 3.8 GB). Free memory was 1.1 GB in the beginning and 3.1 GB in the end (delta: -2.0 GB). Peak memory consumption was 4.4 GB. Max. memory is 11.5 GB. * Witness Printer took 121.81 ms. Allocated memory is still 5.0 GB. Free memory was 3.1 GB in the beginning and 3.0 GB in the end (delta: 79.7 MB). Peak memory consumption was 79.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: 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: 1773]: Loop Invariant Derived loop invariant: (((((((((((((!(11 == \old(a16)) || ((!(a16 == 10) && a12 <= 5) && a15 <= 3)) || !(\old(a18) + 87 == 0)) || !(3 == \old(a15))) || ((4 == a15 && 7 == a12) && 9 == a16)) || ((7 <= a12 && !(a16 == 10)) && a15 <= 3)) || (6 == a12 && !(a16 == 9) && a15 <= 3)) || !(5 == \old(a12))) || (((!(a16 == 10) && 4 == a15) && a18 <= 112) && (\old(a16) == 12 || !(12 == a16)))) || (4 == a15 && (!(a16 == 9) && (\old(a16) == 12 || !(12 == a16))) && a12 <= 5)) || ((a18 <= 112 && a12 <= 5) && a15 <= 3)) || ((6 == a12 && 4 == a15) && !(a16 == 9) && (\old(a16) == 12 || !(12 == a16)))) || (((9 == a16 && 6 == a12) && 4 == a15) && a18 <= 134)) || (8 == a12 && a15 <= 3)) || (8 == a16 && 4 == a15) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 409 locations, 1 error locations. SAFE Result, 174.2s OverallTime, 14 OverallIterations, 12 TraceHistogramMax, 141.1s AutomataDifference, 0.0s DeadEndRemovalTime, 6.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 1828 SDtfs, 28273 SDslu, 2109 SDs, 0 SdLazy, 54365 SolverSat, 6968 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 120.8s Time, PredicateUnifierStatistics: 6 DeclaredPredicates, 18271 GetRequests, 17930 SyntacticMatches, 21 SemanticMatches, 320 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6796 ImplicationChecksByTransitivity, 6.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14184occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 4.0s AbstIntTime, 10 AbstIntIterations, 3 AbstIntStrong, 0.9981407859968462 AbsIntWeakeningRatio, 0.05778491171749599 AbsIntAvgWeakeningVarsNumRemoved, 16.208667736757626 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 14 MinimizatonAttempts, 792 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 1501 PreInvPairs, 1906 NumberOfFragments, 1434 HoareAnnotationTreeSize, 1501 FomulaSimplifications, 43870 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 9 FomulaSimplificationsInter, 70630 FormulaSimplificationTreeSizeReductionInter, 5.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 9.5s InterpolantComputationTime, 21256 NumberOfCodeBlocks, 21256 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 29193 ConstructedInterpolants, 0 QuantifiedInterpolants, 98592414 SizeOfPredicates, 5 NumberOfNonLiveVariables, 10650 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 28 InterpolantComputations, 6 PerfectInterpolantSequences, 78095/85394 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...