./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label55_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_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label55_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/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 d551d8685b85ae72a74f40e5098a20631eb2112d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 08:32:09,447 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 08:32:09,448 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 08:32:09,456 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 08:32:09,457 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 08:32:09,458 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 08:32:09,459 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 08:32:09,460 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 08:32:09,461 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 08:32:09,462 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 08:32:09,462 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 08:32:09,463 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 08:32:09,463 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 08:32:09,464 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 08:32:09,465 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 08:32:09,465 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 08:32:09,466 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 08:32:09,467 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 08:32:09,469 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 08:32:09,470 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 08:32:09,471 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 08:32:09,471 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 08:32:09,473 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 08:32:09,473 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 08:32:09,474 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 08:32:09,474 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 08:32:09,475 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 08:32:09,476 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 08:32:09,476 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 08:32:09,477 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 08:32:09,477 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 08:32:09,478 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 08:32:09,478 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 08:32:09,478 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 08:32:09,478 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 08:32:09,479 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 08:32:09,479 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 08:32:09,486 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 08:32:09,486 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 08:32:09,487 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 08:32:09,487 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 08:32:09,487 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 08:32:09,487 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 08:32:09,487 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 08:32:09,487 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 08:32:09,487 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 08:32:09,487 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 08:32:09,487 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 08:32:09,487 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 08:32:09,487 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 08:32:09,488 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 08:32:09,488 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 08:32:09,488 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 08:32:09,488 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 08:32:09,488 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 08:32:09,488 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 08:32:09,488 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 08:32:09,488 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 08:32:09,489 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 08:32:09,489 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 08:32:09,489 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 08:32:09,489 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 08:32:09,489 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 08:32:09,489 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 08:32:09,489 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 08:32:09,489 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 08:32:09,489 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 08:32:09,489 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 08:32:09,490 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 08:32:09,490 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 08:32:09,490 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 08:32:09,490 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 08:32:09,490 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 08:32:09,490 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_6edac4ef-10a0-4af6-a67b-7cd99e70e025/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 -> d551d8685b85ae72a74f40e5098a20631eb2112d [2018-12-02 08:32:09,507 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 08:32:09,514 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 08:32:09,516 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 08:32:09,517 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 08:32:09,517 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 08:32:09,518 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label55_true-unreach-call.c [2018-12-02 08:32:09,552 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/data/84b150eaf/347919ea425c40c498d8f01dba800cc1/FLAG3347e803d [2018-12-02 08:32:10,064 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 08:32:10,065 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/sv-benchmarks/c/eca-rers2012/Problem11_label55_true-unreach-call.c [2018-12-02 08:32:10,076 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/data/84b150eaf/347919ea425c40c498d8f01dba800cc1/FLAG3347e803d [2018-12-02 08:32:10,586 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/data/84b150eaf/347919ea425c40c498d8f01dba800cc1 [2018-12-02 08:32:10,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 08:32:10,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 08:32:10,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 08:32:10,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 08:32:10,592 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 08:32:10,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:32:10" (1/1) ... [2018-12-02 08:32:10,594 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14c56171 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:10, skipping insertion in model container [2018-12-02 08:32:10,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:32:10" (1/1) ... [2018-12-02 08:32:10,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 08:32:10,633 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 08:32:10,863 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:32:10,866 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 08:32:10,991 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 08:32:11,000 INFO L195 MainTranslator]: Completed translation [2018-12-02 08:32:11,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:11 WrapperNode [2018-12-02 08:32:11,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 08:32:11,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 08:32:11,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 08:32:11,001 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 08:32:11,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:11" (1/1) ... [2018-12-02 08:32:11,019 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:11" (1/1) ... [2018-12-02 08:32:11,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 08:32:11,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 08:32:11,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 08:32:11,024 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 08:32:11,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:11" (1/1) ... [2018-12-02 08:32:11,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:11" (1/1) ... [2018-12-02 08:32:11,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:11" (1/1) ... [2018-12-02 08:32:11,035 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:11" (1/1) ... [2018-12-02 08:32:11,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:11" (1/1) ... [2018-12-02 08:32:11,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:11" (1/1) ... [2018-12-02 08:32:11,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:11" (1/1) ... [2018-12-02 08:32:11,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 08:32:11,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 08:32:11,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 08:32:11,074 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 08:32:11,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/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 [2018-12-02 08:32:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 08:32:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 08:32:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 08:32:11,114 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 08:32:11,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 08:32:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 08:32:11,115 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 08:32:11,115 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 08:32:12,020 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 08:32:12,021 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 08:32:12,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:12 BoogieIcfgContainer [2018-12-02 08:32:12,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 08:32:12,022 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 08:32:12,022 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 08:32:12,025 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 08:32:12,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:32:10" (1/3) ... [2018-12-02 08:32:12,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8436b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:32:12, skipping insertion in model container [2018-12-02 08:32:12,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:32:11" (2/3) ... [2018-12-02 08:32:12,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8436b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:32:12, skipping insertion in model container [2018-12-02 08:32:12,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:12" (3/3) ... [2018-12-02 08:32:12,028 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label55_true-unreach-call.c [2018-12-02 08:32:12,037 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 08:32:12,044 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 08:32:12,059 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 08:32:12,083 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 08:32:12,083 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 08:32:12,083 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 08:32:12,084 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 08:32:12,084 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 08:32:12,084 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 08:32:12,084 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 08:32:12,084 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 08:32:12,104 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-12-02 08:32:12,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 08:32:12,110 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:32:12,111 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] [2018-12-02 08:32:12,113 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:32:12,117 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:32:12,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1587257066, now seen corresponding path program 1 times [2018-12-02 08:32:12,119 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:32:12,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:12,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:32:12,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:12,152 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:32:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:32:12,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:32:12,334 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:32:12,334 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 08:32:12,334 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:32:12,339 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 08:32:12,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 08:32:12,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 08:32:12,353 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 4 states. [2018-12-02 08:32:13,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:32:13,373 INFO L93 Difference]: Finished difference Result 975 states and 1750 transitions. [2018-12-02 08:32:13,373 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 08:32:13,374 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2018-12-02 08:32:13,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:32:13,384 INFO L225 Difference]: With dead ends: 975 [2018-12-02 08:32:13,384 INFO L226 Difference]: Without dead ends: 616 [2018-12-02 08:32:13,388 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 08:32:13,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2018-12-02 08:32:13,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 422. [2018-12-02 08:32:13,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2018-12-02 08:32:13,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 607 transitions. [2018-12-02 08:32:13,430 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 607 transitions. Word has length 51 [2018-12-02 08:32:13,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:32:13,431 INFO L480 AbstractCegarLoop]: Abstraction has 422 states and 607 transitions. [2018-12-02 08:32:13,431 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 08:32:13,431 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 607 transitions. [2018-12-02 08:32:13,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-02 08:32:13,434 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:32:13,435 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:32:13,435 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:32:13,435 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:32:13,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1592222806, now seen corresponding path program 1 times [2018-12-02 08:32:13,435 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:32:13,436 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:13,436 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:32:13,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:13,437 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:32:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:32:13,574 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:32:13,574 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:32:13,575 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 08:32:13,575 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:32:13,576 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 08:32:13,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 08:32:13,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 08:32:13,577 INFO L87 Difference]: Start difference. First operand 422 states and 607 transitions. Second operand 6 states. [2018-12-02 08:32:14,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:32:14,291 INFO L93 Difference]: Finished difference Result 1241 states and 1811 transitions. [2018-12-02 08:32:14,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 08:32:14,291 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 123 [2018-12-02 08:32:14,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:32:14,295 INFO L225 Difference]: With dead ends: 1241 [2018-12-02 08:32:14,295 INFO L226 Difference]: Without dead ends: 825 [2018-12-02 08:32:14,296 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 [2018-12-02 08:32:14,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 825 states. [2018-12-02 08:32:14,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 825 to 814. [2018-12-02 08:32:14,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 814 states. [2018-12-02 08:32:14,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 814 states and 1163 transitions. [2018-12-02 08:32:14,319 INFO L78 Accepts]: Start accepts. Automaton has 814 states and 1163 transitions. Word has length 123 [2018-12-02 08:32:14,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:32:14,319 INFO L480 AbstractCegarLoop]: Abstraction has 814 states and 1163 transitions. [2018-12-02 08:32:14,319 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 08:32:14,319 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1163 transitions. [2018-12-02 08:32:14,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-12-02 08:32:14,321 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:32:14,321 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:32:14,321 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:32:14,321 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:32:14,321 INFO L82 PathProgramCache]: Analyzing trace with hash -654834599, now seen corresponding path program 1 times [2018-12-02 08:32:14,322 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:32:14,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:14,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:32:14,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:14,322 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:32:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:32:14,391 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:32:14,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 08:32:14,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 08:32:14,392 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:32:14,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 08:32:14,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 08:32:14,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-02 08:32:14,393 INFO L87 Difference]: Start difference. First operand 814 states and 1163 transitions. Second operand 4 states. [2018-12-02 08:32:15,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:32:15,205 INFO L93 Difference]: Finished difference Result 2406 states and 3479 transitions. [2018-12-02 08:32:15,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 08:32:15,205 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 124 [2018-12-02 08:32:15,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:32:15,210 INFO L225 Difference]: With dead ends: 2406 [2018-12-02 08:32:15,210 INFO L226 Difference]: Without dead ends: 1598 [2018-12-02 08:32:15,211 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 [2018-12-02 08:32:15,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1598 states. [2018-12-02 08:32:15,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1598 to 1393. [2018-12-02 08:32:15,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1393 states. [2018-12-02 08:32:15,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1393 states and 1963 transitions. [2018-12-02 08:32:15,233 INFO L78 Accepts]: Start accepts. Automaton has 1393 states and 1963 transitions. Word has length 124 [2018-12-02 08:32:15,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:32:15,234 INFO L480 AbstractCegarLoop]: Abstraction has 1393 states and 1963 transitions. [2018-12-02 08:32:15,234 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 08:32:15,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1963 transitions. [2018-12-02 08:32:15,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-02 08:32:15,235 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:32:15,236 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:32:15,236 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:32:15,236 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:32:15,236 INFO L82 PathProgramCache]: Analyzing trace with hash 649342070, now seen corresponding path program 1 times [2018-12-02 08:32:15,236 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:32:15,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:15,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:32:15,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:15,237 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:32:15,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:32:15,340 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:32:15,341 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:32:15,341 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:32:15,341 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 146 with the following transitions: [2018-12-02 08:32:15,343 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:32:15,370 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:32:15,370 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:32:15,654 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 08:32:15,655 INFO L272 AbstractInterpreter]: Visited 98 different actions 98 times. Never merged. Never widened. Performed 1135 root evaluator evaluations with a maximum evaluation depth of 13. Performed 1135 inverse root evaluator evaluations with a maximum inverse evaluation depth of 13. Never found a fixpoint. Largest state had 28 variables. [2018-12-02 08:32:15,660 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:32:15,660 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 08:32:15,902 INFO L227 lantSequenceWeakener]: Weakened 139 states. On average, predicates are now at 73.77% of their original sizes. [2018-12-02 08:32:15,902 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 08:32:15,921 INFO L418 sIntCurrentIteration]: We unified 144 AI predicates to 144 [2018-12-02 08:32:15,921 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 08:32:15,922 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 08:32:15,922 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2018-12-02 08:32:15,922 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:32:15,922 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 08:32:15,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 08:32:15,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 08:32:15,922 INFO L87 Difference]: Start difference. First operand 1393 states and 1963 transitions. Second operand 6 states. [2018-12-02 08:32:32,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:32:32,009 INFO L93 Difference]: Finished difference Result 2970 states and 4164 transitions. [2018-12-02 08:32:32,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 08:32:32,009 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-12-02 08:32:32,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:32:32,013 INFO L225 Difference]: With dead ends: 2970 [2018-12-02 08:32:32,014 INFO L226 Difference]: Without dead ends: 1583 [2018-12-02 08:32:32,016 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 145 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 08:32:32,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1583 states. [2018-12-02 08:32:32,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1583 to 1582. [2018-12-02 08:32:32,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1582 states. [2018-12-02 08:32:32,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1582 states and 2162 transitions. [2018-12-02 08:32:32,047 INFO L78 Accepts]: Start accepts. Automaton has 1582 states and 2162 transitions. Word has length 145 [2018-12-02 08:32:32,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:32:32,048 INFO L480 AbstractCegarLoop]: Abstraction has 1582 states and 2162 transitions. [2018-12-02 08:32:32,048 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 08:32:32,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 2162 transitions. [2018-12-02 08:32:32,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2018-12-02 08:32:32,052 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:32:32,052 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 08:32:32,052 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:32:32,053 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:32:32,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1626151708, now seen corresponding path program 1 times [2018-12-02 08:32:32,053 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:32:32,053 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:32,054 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:32:32,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:32,054 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:32:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:32:32,213 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 08:32:32,214 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:32:32,214 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:32:32,214 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 262 with the following transitions: [2018-12-02 08:32:32,214 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:32:32,216 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:32:32,216 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:32:32,585 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:32:32,585 INFO L272 AbstractInterpreter]: Visited 125 different actions 370 times. Merged at 6 different actions 17 times. Never widened. Performed 4913 root evaluator evaluations with a maximum evaluation depth of 16. Performed 4913 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-02 08:32:32,587 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:32:32,587 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:32:32,588 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:32:32,588 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/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 [2018-12-02 08:32:32,596 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:32:32,596 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:32:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:32:32,657 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:32:32,892 WARN L180 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2018-12-02 08:32:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 08:32:32,992 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:32:33,300 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-12-02 08:32:33,315 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-02 08:32:33,315 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 11 [2018-12-02 08:32:33,316 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:32:33,316 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 08:32:33,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 08:32:33,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-12-02 08:32:33,316 INFO L87 Difference]: Start difference. First operand 1582 states and 2162 transitions. Second operand 6 states. [2018-12-02 08:32:34,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:32:34,731 INFO L93 Difference]: Finished difference Result 5087 states and 7400 transitions. [2018-12-02 08:32:34,731 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 08:32:34,731 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 261 [2018-12-02 08:32:34,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:32:34,743 INFO L225 Difference]: With dead ends: 5087 [2018-12-02 08:32:34,743 INFO L226 Difference]: Without dead ends: 3700 [2018-12-02 08:32:34,746 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 532 GetRequests, 517 SyntacticMatches, 6 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-12-02 08:32:34,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3700 states. [2018-12-02 08:32:34,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3700 to 3700. [2018-12-02 08:32:34,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3700 states. [2018-12-02 08:32:34,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3700 states to 3700 states and 5277 transitions. [2018-12-02 08:32:34,801 INFO L78 Accepts]: Start accepts. Automaton has 3700 states and 5277 transitions. Word has length 261 [2018-12-02 08:32:34,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:32:34,801 INFO L480 AbstractCegarLoop]: Abstraction has 3700 states and 5277 transitions. [2018-12-02 08:32:34,801 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 08:32:34,802 INFO L276 IsEmpty]: Start isEmpty. Operand 3700 states and 5277 transitions. [2018-12-02 08:32:34,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2018-12-02 08:32:34,806 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:32:34,806 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 08:32:34,806 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:32:34,806 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:32:34,807 INFO L82 PathProgramCache]: Analyzing trace with hash 2104899422, now seen corresponding path program 1 times [2018-12-02 08:32:34,807 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:32:34,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:34,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:32:34,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:34,807 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:32:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:32:34,945 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 186 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:32:34,945 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:32:34,945 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:32:34,945 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 285 with the following transitions: [2018-12-02 08:32:34,946 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [618], [621], [625], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:32:34,948 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:32:34,948 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:32:35,117 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:32:35,117 INFO L272 AbstractInterpreter]: Visited 140 different actions 406 times. Merged at 4 different actions 7 times. Never widened. Performed 5648 root evaluator evaluations with a maximum evaluation depth of 9. Performed 5648 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 1 fixpoints after 1 different actions. Largest state had 28 variables. [2018-12-02 08:32:35,121 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:32:35,121 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:32:35,121 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:32:35,121 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/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 [2018-12-02 08:32:35,129 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:32:35,129 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:32:35,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:32:35,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:32:35,208 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-12-02 08:32:35,208 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:32:35,234 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2018-12-02 08:32:35,249 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-02 08:32:35,249 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-12-02 08:32:35,249 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:32:35,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 08:32:35,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 08:32:35,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-12-02 08:32:35,250 INFO L87 Difference]: Start difference. First operand 3700 states and 5277 transitions. Second operand 3 states. [2018-12-02 08:32:35,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:32:35,800 INFO L93 Difference]: Finished difference Result 9487 states and 13999 transitions. [2018-12-02 08:32:35,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 08:32:35,801 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 284 [2018-12-02 08:32:35,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:32:35,813 INFO L225 Difference]: With dead ends: 9487 [2018-12-02 08:32:35,813 INFO L226 Difference]: Without dead ends: 5982 [2018-12-02 08:32:35,818 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 573 GetRequests, 568 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-12-02 08:32:35,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5982 states. [2018-12-02 08:32:35,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5982 to 5224. [2018-12-02 08:32:35,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5224 states. [2018-12-02 08:32:35,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5224 states to 5224 states and 7223 transitions. [2018-12-02 08:32:35,879 INFO L78 Accepts]: Start accepts. Automaton has 5224 states and 7223 transitions. Word has length 284 [2018-12-02 08:32:35,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:32:35,880 INFO L480 AbstractCegarLoop]: Abstraction has 5224 states and 7223 transitions. [2018-12-02 08:32:35,880 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 08:32:35,880 INFO L276 IsEmpty]: Start isEmpty. Operand 5224 states and 7223 transitions. [2018-12-02 08:32:35,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2018-12-02 08:32:35,886 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:32:35,886 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:32:35,886 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:32:35,886 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:32:35,886 INFO L82 PathProgramCache]: Analyzing trace with hash -109071037, now seen corresponding path program 1 times [2018-12-02 08:32:35,886 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:32:35,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:35,887 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:32:35,887 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:32:35,887 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:32:35,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:32:36,095 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-02 08:32:36,095 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:32:36,095 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:32:36,095 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 358 with the following transitions: [2018-12-02 08:32:36,095 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [960], [971], [975], [979], [983], [987], [991], [994], [999], [1001], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:32:36,099 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:32:36,099 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:32:36,407 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:32:36,407 INFO L272 AbstractInterpreter]: Visited 186 different actions 731 times. Merged at 6 different actions 20 times. Never widened. Performed 10718 root evaluator evaluations with a maximum evaluation depth of 9. Performed 10718 inverse root evaluator evaluations with a maximum inverse evaluation depth of 9. Found 4 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-02 08:32:36,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:32:36,409 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:32:36,409 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:32:36,409 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/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 [2018-12-02 08:32:36,415 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:32:36,415 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:32:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:32:36,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:32:38,125 WARN L180 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 42 DAG size of output: 32 [2018-12-02 08:32:38,210 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 9 proven. 85 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2018-12-02 08:32:38,210 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:32:38,373 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,406 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,435 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,469 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,507 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,535 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,568 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,598 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,627 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,659 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,691 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,724 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,755 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,785 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,815 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,848 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,885 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,920 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:38,961 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,001 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,042 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,081 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,113 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,144 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,175 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,207 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,241 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,271 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,299 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,327 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,356 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,384 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,412 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,440 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,468 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,499 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,528 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,556 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,585 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,614 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,641 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,669 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,696 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,725 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,754 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,787 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,823 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,861 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,900 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,938 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,969 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:39,998 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,031 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,064 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,091 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,121 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,160 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,188 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,216 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,243 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,271 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,298 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,327 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,354 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,382 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,410 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,439 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,466 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,493 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,521 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,551 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,582 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,610 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,640 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,670 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,697 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,727 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,757 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,787 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,816 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,845 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,874 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,905 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,935 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,964 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:40,993 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,022 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,050 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,077 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,104 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,133 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,161 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,191 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,221 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,251 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,283 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,315 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,346 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,377 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,409 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,446 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,476 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,508 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,537 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,566 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,593 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,621 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,652 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,687 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,723 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,751 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,778 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,804 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,841 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,876 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,912 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,939 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,969 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:41,997 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,022 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,047 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,075 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,103 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,143 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,174 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,202 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,228 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,255 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,282 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,309 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,337 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,364 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,392 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,418 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,446 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,473 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,501 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,529 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,556 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,580 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,611 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,645 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,674 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,703 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,729 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,755 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,782 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,809 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,836 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,865 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,894 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,922 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,950 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:42,979 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,008 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,036 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,064 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,091 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,126 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,169 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,205 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,239 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,275 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,312 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,343 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,370 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:43,407 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2018-12-02 08:32:48,308 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 91 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:32:48,323 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:32:48,323 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 21 [2018-12-02 08:32:48,323 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:32:48,324 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-02 08:32:48,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-02 08:32:48,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=299, Unknown=2, NotChecked=0, Total=420 [2018-12-02 08:32:48,324 INFO L87 Difference]: Start difference. First operand 5224 states and 7223 transitions. Second operand 15 states. [2018-12-02 08:32:50,434 WARN L180 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 35 [2018-12-02 08:33:07,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:33:07,322 INFO L93 Difference]: Finished difference Result 20129 states and 33261 transitions. [2018-12-02 08:33:07,323 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-12-02 08:33:07,323 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 357 [2018-12-02 08:33:07,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:33:07,396 INFO L225 Difference]: With dead ends: 20129 [2018-12-02 08:33:07,397 INFO L226 Difference]: Without dead ends: 15100 [2018-12-02 08:33:07,408 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 758 GetRequests, 538 SyntacticMatches, 169 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2023 ImplicationChecksByTransitivity, 12.1s TimeCoverageRelationStatistics Valid=719, Invalid=2035, Unknown=2, NotChecked=0, Total=2756 [2018-12-02 08:33:07,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15100 states. [2018-12-02 08:33:07,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15100 to 14027. [2018-12-02 08:33:07,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14027 states. [2018-12-02 08:33:07,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14027 states to 14027 states and 19654 transitions. [2018-12-02 08:33:07,695 INFO L78 Accepts]: Start accepts. Automaton has 14027 states and 19654 transitions. Word has length 357 [2018-12-02 08:33:07,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:33:07,695 INFO L480 AbstractCegarLoop]: Abstraction has 14027 states and 19654 transitions. [2018-12-02 08:33:07,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-02 08:33:07,695 INFO L276 IsEmpty]: Start isEmpty. Operand 14027 states and 19654 transitions. [2018-12-02 08:33:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2018-12-02 08:33:07,708 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:33:07,708 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-12-02 08:33:07,708 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:33:07,708 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:33:07,709 INFO L82 PathProgramCache]: Analyzing trace with hash -50967816, now seen corresponding path program 1 times [2018-12-02 08:33:07,709 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:33:07,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:33:07,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:33:07,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:33:07,709 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:33:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:33:07,873 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 329 proven. 2 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 08:33:07,873 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:33:07,873 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:33:07,873 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 395 with the following transitions: [2018-12-02 08:33:07,873 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [538], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [854], [859], [861], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:33:07,876 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:33:07,876 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:33:08,167 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:33:08,167 INFO L272 AbstractInterpreter]: Visited 155 different actions 608 times. Merged at 6 different actions 20 times. Never widened. Performed 8406 root evaluator evaluations with a maximum evaluation depth of 16. Performed 8406 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 4 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-02 08:33:08,169 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:33:08,169 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:33:08,169 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:33:08,169 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/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 [2018-12-02 08:33:08,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:33:08,176 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:33:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:33:08,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:33:08,284 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 329 proven. 2 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 08:33:08,285 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:33:08,392 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 329 proven. 2 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-02 08:33:08,408 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:33:08,408 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2018-12-02 08:33:08,408 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:33:08,408 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 08:33:08,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 08:33:08,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-12-02 08:33:08,409 INFO L87 Difference]: Start difference. First operand 14027 states and 19654 transitions. Second operand 7 states. [2018-12-02 08:33:09,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:33:09,409 INFO L93 Difference]: Finished difference Result 35197 states and 50888 transitions. [2018-12-02 08:33:09,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 08:33:09,410 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 394 [2018-12-02 08:33:09,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:33:09,452 INFO L225 Difference]: With dead ends: 35197 [2018-12-02 08:33:09,452 INFO L226 Difference]: Without dead ends: 21365 [2018-12-02 08:33:09,471 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 801 GetRequests, 789 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2018-12-02 08:33:09,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21365 states. [2018-12-02 08:33:09,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21365 to 20212. [2018-12-02 08:33:09,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20212 states. [2018-12-02 08:33:09,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20212 states to 20212 states and 28154 transitions. [2018-12-02 08:33:09,704 INFO L78 Accepts]: Start accepts. Automaton has 20212 states and 28154 transitions. Word has length 394 [2018-12-02 08:33:09,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:33:09,705 INFO L480 AbstractCegarLoop]: Abstraction has 20212 states and 28154 transitions. [2018-12-02 08:33:09,705 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 08:33:09,705 INFO L276 IsEmpty]: Start isEmpty. Operand 20212 states and 28154 transitions. [2018-12-02 08:33:09,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-12-02 08:33:09,721 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:33:09,721 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:33:09,721 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:33:09,721 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:33:09,721 INFO L82 PathProgramCache]: Analyzing trace with hash 1156890145, now seen corresponding path program 1 times [2018-12-02 08:33:09,721 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:33:09,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:33:09,722 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:33:09,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:33:09,722 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:33:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:33:09,899 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 355 proven. 99 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-12-02 08:33:09,899 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:33:09,899 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:33:09,899 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 426 with the following transitions: [2018-12-02 08:33:09,900 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [629], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [750], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [854], [859], [861], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:33:09,902 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:33:09,902 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:33:10,331 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:33:10,331 INFO L272 AbstractInterpreter]: Visited 155 different actions 460 times. Merged at 6 different actions 17 times. Never widened. Performed 6309 root evaluator evaluations with a maximum evaluation depth of 16. Performed 6309 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-02 08:33:10,332 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:33:10,332 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:33:10,332 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:33:10,332 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/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 [2018-12-02 08:33:10,338 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:33:10,338 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:33:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:33:10,394 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:33:10,453 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 360 proven. 2 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 08:33:10,453 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:33:10,554 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 360 proven. 2 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-02 08:33:10,569 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:33:10,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 7 [2018-12-02 08:33:10,569 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:33:10,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 08:33:10,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 08:33:10,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-02 08:33:10,570 INFO L87 Difference]: Start difference. First operand 20212 states and 28154 transitions. Second operand 6 states. [2018-12-02 08:33:11,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:33:11,283 INFO L93 Difference]: Finished difference Result 43406 states and 62248 transitions. [2018-12-02 08:33:11,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 08:33:11,283 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 425 [2018-12-02 08:33:11,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:33:11,329 INFO L225 Difference]: With dead ends: 43406 [2018-12-02 08:33:11,329 INFO L226 Difference]: Without dead ends: 23389 [2018-12-02 08:33:11,355 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 863 GetRequests, 851 SyntacticMatches, 4 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-12-02 08:33:11,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23389 states. [2018-12-02 08:33:11,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23389 to 22690. [2018-12-02 08:33:11,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22690 states. [2018-12-02 08:33:11,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22690 states to 22690 states and 29781 transitions. [2018-12-02 08:33:11,634 INFO L78 Accepts]: Start accepts. Automaton has 22690 states and 29781 transitions. Word has length 425 [2018-12-02 08:33:11,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:33:11,635 INFO L480 AbstractCegarLoop]: Abstraction has 22690 states and 29781 transitions. [2018-12-02 08:33:11,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 08:33:11,635 INFO L276 IsEmpty]: Start isEmpty. Operand 22690 states and 29781 transitions. [2018-12-02 08:33:11,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2018-12-02 08:33:11,658 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:33:11,659 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:33:11,659 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:33:11,659 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:33:11,659 INFO L82 PathProgramCache]: Analyzing trace with hash 2129983187, now seen corresponding path program 1 times [2018-12-02 08:33:11,659 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:33:11,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:33:11,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:33:11,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:33:11,660 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:33:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:33:11,863 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 137 proven. 233 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-02 08:33:11,863 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:33:11,864 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:33:11,864 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 437 with the following transitions: [2018-12-02 08:33:11,864 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [653], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [854], [859], [861], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:33:11,866 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:33:11,866 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:33:12,313 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:33:12,314 INFO L272 AbstractInterpreter]: Visited 159 different actions 627 times. Merged at 7 different actions 26 times. Never widened. Performed 8947 root evaluator evaluations with a maximum evaluation depth of 17. Performed 8947 inverse root evaluator evaluations with a maximum inverse evaluation depth of 17. Found 6 fixpoints after 3 different actions. Largest state had 28 variables. [2018-12-02 08:33:12,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:33:12,315 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:33:12,315 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:33:12,315 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/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 [2018-12-02 08:33:12,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:33:12,321 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:33:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:33:12,378 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:33:14,388 WARN L180 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 33 DAG size of output: 13 [2018-12-02 08:33:14,492 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 324 proven. 106 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-02 08:33:14,492 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:33:14,942 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 368 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 08:33:14,957 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:33:14,957 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 16 [2018-12-02 08:33:14,957 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:33:14,957 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-02 08:33:14,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-02 08:33:14,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=177, Unknown=2, NotChecked=0, Total=240 [2018-12-02 08:33:14,958 INFO L87 Difference]: Start difference. First operand 22690 states and 29781 transitions. Second operand 11 states. [2018-12-02 08:33:15,255 WARN L180 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-12-02 08:33:41,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:33:41,054 INFO L93 Difference]: Finished difference Result 56182 states and 79629 transitions. [2018-12-02 08:33:41,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-12-02 08:33:41,055 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 436 [2018-12-02 08:33:41,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:33:41,138 INFO L225 Difference]: With dead ends: 56182 [2018-12-02 08:33:41,138 INFO L226 Difference]: Without dead ends: 33686 [2018-12-02 08:33:41,166 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 906 GetRequests, 874 SyntacticMatches, 5 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=225, Invalid=583, Unknown=4, NotChecked=0, Total=812 [2018-12-02 08:33:41,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33686 states. [2018-12-02 08:33:41,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33686 to 31582. [2018-12-02 08:33:41,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31582 states. [2018-12-02 08:33:41,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31582 states to 31582 states and 41451 transitions. [2018-12-02 08:33:41,692 INFO L78 Accepts]: Start accepts. Automaton has 31582 states and 41451 transitions. Word has length 436 [2018-12-02 08:33:41,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:33:41,692 INFO L480 AbstractCegarLoop]: Abstraction has 31582 states and 41451 transitions. [2018-12-02 08:33:41,692 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-02 08:33:41,692 INFO L276 IsEmpty]: Start isEmpty. Operand 31582 states and 41451 transitions. [2018-12-02 08:33:41,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 438 [2018-12-02 08:33:41,708 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:33:41,709 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:33:41,709 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:33:41,709 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:33:41,709 INFO L82 PathProgramCache]: Analyzing trace with hash -1868720152, now seen corresponding path program 1 times [2018-12-02 08:33:41,709 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:33:41,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:33:41,710 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:33:41,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:33:41,710 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:33:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:33:42,280 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 250 proven. 94 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 08:33:42,280 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:33:42,281 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:33:42,281 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 438 with the following transitions: [2018-12-02 08:33:42,281 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [960], [971], [975], [979], [983], [987], [991], [1002], [1005], [1008], [1012], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:33:42,283 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:33:42,283 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:33:42,800 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:33:42,800 INFO L272 AbstractInterpreter]: Visited 186 different actions 736 times. Merged at 7 different actions 26 times. Never widened. Performed 10538 root evaluator evaluations with a maximum evaluation depth of 18. Performed 10538 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-02 08:33:42,802 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:33:42,802 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:33:42,803 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:33:42,803 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/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 [2018-12-02 08:33:42,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:33:42,809 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:33:42,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:33:42,878 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:33:43,219 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 389 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-12-02 08:33:43,219 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:33:43,724 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 250 proven. 94 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2018-12-02 08:33:43,739 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:33:43,740 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 7, 8] total 23 [2018-12-02 08:33:43,740 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:33:43,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-02 08:33:43,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-02 08:33:43,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=407, Unknown=0, NotChecked=0, Total=506 [2018-12-02 08:33:43,741 INFO L87 Difference]: Start difference. First operand 31582 states and 41451 transitions. Second operand 18 states. [2018-12-02 08:33:46,665 WARN L180 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 35 [2018-12-02 08:33:47,668 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 37 [2018-12-02 08:33:48,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:33:48,603 INFO L93 Difference]: Finished difference Result 66643 states and 89441 transitions. [2018-12-02 08:33:48,604 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-12-02 08:33:48,604 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 437 [2018-12-02 08:33:48,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:33:48,658 INFO L225 Difference]: With dead ends: 66643 [2018-12-02 08:33:48,658 INFO L226 Difference]: Without dead ends: 35255 [2018-12-02 08:33:48,689 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 945 GetRequests, 891 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 595 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=717, Invalid=2145, Unknown=0, NotChecked=0, Total=2862 [2018-12-02 08:33:48,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35255 states. [2018-12-02 08:33:49,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35255 to 34883. [2018-12-02 08:33:49,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34883 states. [2018-12-02 08:33:49,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34883 states to 34883 states and 44372 transitions. [2018-12-02 08:33:49,089 INFO L78 Accepts]: Start accepts. Automaton has 34883 states and 44372 transitions. Word has length 437 [2018-12-02 08:33:49,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:33:49,089 INFO L480 AbstractCegarLoop]: Abstraction has 34883 states and 44372 transitions. [2018-12-02 08:33:49,089 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-02 08:33:49,089 INFO L276 IsEmpty]: Start isEmpty. Operand 34883 states and 44372 transitions. [2018-12-02 08:33:49,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2018-12-02 08:33:49,104 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:33:49,104 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2018-12-02 08:33:49,104 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:33:49,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:33:49,104 INFO L82 PathProgramCache]: Analyzing trace with hash -550564689, now seen corresponding path program 1 times [2018-12-02 08:33:49,104 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:33:49,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:33:49,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:33:49,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:33:49,105 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:33:49,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:33:49,329 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 140 proven. 320 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-02 08:33:49,329 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:33:49,329 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:33:49,329 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 469 with the following transitions: [2018-12-02 08:33:49,329 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [727], [731], [735], [739], [743], [747], [751], [762], [766], [777], [781], [785], [789], [793], [797], [808], [812], [816], [820], [824], [828], [832], [843], [847], [851], [862], [866], [869], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [932], [936], [940], [944], [948], [952], [956], [960], [971], [975], [979], [983], [987], [991], [1002], [1005], [1008], [1012], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:33:49,331 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:33:49,331 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:33:49,867 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:33:49,867 INFO L272 AbstractInterpreter]: Visited 186 different actions 740 times. Merged at 7 different actions 30 times. Widened at 1 different actions 1 times. Performed 10675 root evaluator evaluations with a maximum evaluation depth of 18. Performed 10675 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 7 fixpoints after 3 different actions. Largest state had 28 variables. [2018-12-02 08:33:49,871 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:33:49,871 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:33:49,871 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:33:49,871 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 08:33:49,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:33:49,880 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:33:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:33:49,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:33:50,060 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 321 proven. 2 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-02 08:33:50,060 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:33:50,435 INFO L134 CoverageAnalysis]: Checked inductivity of 467 backedges. 321 proven. 2 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-12-02 08:33:50,449 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:33:50,450 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5, 5] total 14 [2018-12-02 08:33:50,450 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:33:50,450 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-02 08:33:50,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-02 08:33:50,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2018-12-02 08:33:50,450 INFO L87 Difference]: Start difference. First operand 34883 states and 44372 transitions. Second operand 12 states. [2018-12-02 08:33:54,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:33:54,789 INFO L93 Difference]: Finished difference Result 79800 states and 103643 transitions. [2018-12-02 08:33:54,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2018-12-02 08:33:54,789 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 468 [2018-12-02 08:33:54,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:33:54,862 INFO L225 Difference]: With dead ends: 79800 [2018-12-02 08:33:54,862 INFO L226 Difference]: Without dead ends: 45111 [2018-12-02 08:33:54,889 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1022 GetRequests, 966 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 926 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=540, Invalid=2652, Unknown=0, NotChecked=0, Total=3192 [2018-12-02 08:33:54,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45111 states. [2018-12-02 08:33:55,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45111 to 41769. [2018-12-02 08:33:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41769 states. [2018-12-02 08:33:55,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41769 states to 41769 states and 53952 transitions. [2018-12-02 08:33:55,385 INFO L78 Accepts]: Start accepts. Automaton has 41769 states and 53952 transitions. Word has length 468 [2018-12-02 08:33:55,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:33:55,385 INFO L480 AbstractCegarLoop]: Abstraction has 41769 states and 53952 transitions. [2018-12-02 08:33:55,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-02 08:33:55,385 INFO L276 IsEmpty]: Start isEmpty. Operand 41769 states and 53952 transitions. [2018-12-02 08:33:55,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 624 [2018-12-02 08:33:55,424 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:33:55,424 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, 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, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:33:55,424 INFO L423 AbstractCegarLoop]: === Iteration 13 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:33:55,424 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:33:55,425 INFO L82 PathProgramCache]: Analyzing trace with hash -21129171, now seen corresponding path program 1 times [2018-12-02 08:33:55,425 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:33:55,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:33:55,425 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:33:55,425 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:33:55,425 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:33:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:33:56,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 691 proven. 173 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2018-12-02 08:33:56,009 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:33:56,009 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:33:56,009 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 624 with the following transitions: [2018-12-02 08:33:56,009 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [574], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [726], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [777], [781], [785], [789], [793], [797], [808], [812], [816], [819], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:33:56,010 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:33:56,011 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:33:57,450 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:33:57,450 INFO L272 AbstractInterpreter]: Visited 152 different actions 764 times. Merged at 9 different actions 45 times. Never widened. Performed 10829 root evaluator evaluations with a maximum evaluation depth of 21. Performed 10829 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 17 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-02 08:33:57,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:33:57,461 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:33:57,461 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:33:57,461 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 08:33:57,467 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:33:57,467 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:33:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:33:57,547 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:33:57,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 817 proven. 2 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-12-02 08:33:57,671 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:33:57,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1227 backedges. 503 proven. 89 refuted. 0 times theorem prover too weak. 635 trivial. 0 not checked. [2018-12-02 08:33:57,893 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:33:57,893 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 5, 5] total 22 [2018-12-02 08:33:57,893 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:33:57,894 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-12-02 08:33:57,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-12-02 08:33:57,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=382, Unknown=0, NotChecked=0, Total=462 [2018-12-02 08:33:57,894 INFO L87 Difference]: Start difference. First operand 41769 states and 53952 transitions. Second operand 21 states. [2018-12-02 08:34:02,440 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 26 [2018-12-02 08:34:04,281 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 26 [2018-12-02 08:34:05,338 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2018-12-02 08:34:05,817 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 28 [2018-12-02 08:34:08,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:34:08,215 INFO L93 Difference]: Finished difference Result 91807 states and 132465 transitions. [2018-12-02 08:34:08,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2018-12-02 08:34:08,216 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 623 [2018-12-02 08:34:08,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:34:08,367 INFO L225 Difference]: With dead ends: 91807 [2018-12-02 08:34:08,367 INFO L226 Difference]: Without dead ends: 47465 [2018-12-02 08:34:08,434 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1409 GetRequests, 1299 SyntacticMatches, 5 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3948 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=1715, Invalid=9627, Unknown=0, NotChecked=0, Total=11342 [2018-12-02 08:34:08,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47465 states. [2018-12-02 08:34:09,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47465 to 42492. [2018-12-02 08:34:09,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42492 states. [2018-12-02 08:34:09,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42492 states to 42492 states and 52023 transitions. [2018-12-02 08:34:09,290 INFO L78 Accepts]: Start accepts. Automaton has 42492 states and 52023 transitions. Word has length 623 [2018-12-02 08:34:09,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:34:09,291 INFO L480 AbstractCegarLoop]: Abstraction has 42492 states and 52023 transitions. [2018-12-02 08:34:09,291 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-12-02 08:34:09,291 INFO L276 IsEmpty]: Start isEmpty. Operand 42492 states and 52023 transitions. [2018-12-02 08:34:09,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 694 [2018-12-02 08:34:09,333 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:34:09,333 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-02 08:34:09,333 INFO L423 AbstractCegarLoop]: === Iteration 14 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:34:09,333 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:34:09,333 INFO L82 PathProgramCache]: Analyzing trace with hash 859831978, now seen corresponding path program 1 times [2018-12-02 08:34:09,333 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:34:09,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:34:09,334 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:34:09,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:34:09,334 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:34:09,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:34:09,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 623 proven. 94 refuted. 0 times theorem prover too weak. 635 trivial. 0 not checked. [2018-12-02 08:34:09,577 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:34:09,577 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:34:09,577 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 694 with the following transitions: [2018-12-02 08:34:09,577 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [726], [727], [731], [735], [739], [743], [747], [751], [762], [766], [769], [772], [776], [777], [781], [785], [789], [793], [797], [808], [812], [816], [819], [820], [824], [828], [832], [843], [847], [851], [862], [866], [870], [874], [878], [889], [893], [897], [901], [905], [909], [913], [924], [928], [931], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:34:09,579 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:34:09,579 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:34:10,686 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:34:10,686 INFO L272 AbstractInterpreter]: Visited 173 different actions 692 times. Merged at 9 different actions 31 times. Never widened. Performed 10105 root evaluator evaluations with a maximum evaluation depth of 21. Performed 10105 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 11 fixpoints after 3 different actions. Largest state had 28 variables. [2018-12-02 08:34:10,689 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:34:10,689 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:34:10,689 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:34:10,689 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 08:34:10,696 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:34:10,696 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:34:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:34:10,777 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:34:11,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 942 proven. 2 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2018-12-02 08:34:11,013 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:34:11,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 623 proven. 94 refuted. 0 times theorem prover too weak. 635 trivial. 0 not checked. [2018-12-02 08:34:11,224 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:34:11,225 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2018-12-02 08:34:11,225 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:34:11,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 08:34:11,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 08:34:11,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-12-02 08:34:11,226 INFO L87 Difference]: Start difference. First operand 42492 states and 52023 transitions. Second operand 6 states. [2018-12-02 08:34:12,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:34:12,945 INFO L93 Difference]: Finished difference Result 76057 states and 93096 transitions. [2018-12-02 08:34:12,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 08:34:12,945 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 693 [2018-12-02 08:34:12,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:34:12,997 INFO L225 Difference]: With dead ends: 76057 [2018-12-02 08:34:12,997 INFO L226 Difference]: Without dead ends: 33759 [2018-12-02 08:34:13,039 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1400 GetRequests, 1387 SyntacticMatches, 3 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-12-02 08:34:13,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33759 states. [2018-12-02 08:34:13,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33759 to 32780. [2018-12-02 08:34:13,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32780 states. [2018-12-02 08:34:13,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32780 states to 32780 states and 38725 transitions. [2018-12-02 08:34:13,461 INFO L78 Accepts]: Start accepts. Automaton has 32780 states and 38725 transitions. Word has length 693 [2018-12-02 08:34:13,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:34:13,462 INFO L480 AbstractCegarLoop]: Abstraction has 32780 states and 38725 transitions. [2018-12-02 08:34:13,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 08:34:13,462 INFO L276 IsEmpty]: Start isEmpty. Operand 32780 states and 38725 transitions. [2018-12-02 08:34:13,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 755 [2018-12-02 08:34:13,496 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:34:13,497 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, 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, 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, 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] [2018-12-02 08:34:13,497 INFO L423 AbstractCegarLoop]: === Iteration 15 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:34:13,497 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:34:13,497 INFO L82 PathProgramCache]: Analyzing trace with hash -2065853772, now seen corresponding path program 1 times [2018-12-02 08:34:13,497 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:34:13,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:34:13,498 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:34:13,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:34:13,498 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:34:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:34:14,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1851 backedges. 530 proven. 731 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2018-12-02 08:34:14,114 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:34:14,114 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:34:14,114 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 755 with the following transitions: [2018-12-02 08:34:14,114 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [726], [727], [731], [735], [739], [743], [747], [750], [751], [762], [766], [769], [772], [776], [777], [781], [785], [789], [793], [797], [808], [812], [816], [819], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:34:14,115 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:34:14,115 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:34:16,744 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:34:16,744 INFO L272 AbstractInterpreter]: Visited 152 different actions 762 times. Merged at 9 different actions 44 times. Never widened. Performed 10693 root evaluator evaluations with a maximum evaluation depth of 21. Performed 10693 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 16 fixpoints after 3 different actions. Largest state had 28 variables. [2018-12-02 08:34:16,746 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:34:16,746 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:34:16,746 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:34:16,746 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 08:34:16,752 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:34:16,752 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:34:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:34:16,845 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:34:17,026 INFO L134 CoverageAnalysis]: Checked inductivity of 1851 backedges. 1302 proven. 2 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2018-12-02 08:34:17,027 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:34:17,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1851 backedges. 574 proven. 186 refuted. 0 times theorem prover too weak. 1091 trivial. 0 not checked. [2018-12-02 08:34:17,358 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:34:17,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 5, 5] total 18 [2018-12-02 08:34:17,359 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:34:17,359 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-02 08:34:17,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-02 08:34:17,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2018-12-02 08:34:17,360 INFO L87 Difference]: Start difference. First operand 32780 states and 38725 transitions. Second operand 16 states. [2018-12-02 08:34:19,842 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 30 [2018-12-02 08:34:22,945 WARN L180 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 30 [2018-12-02 08:34:25,724 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 34 [2018-12-02 08:34:26,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:34:26,059 INFO L93 Difference]: Finished difference Result 69633 states and 83476 transitions. [2018-12-02 08:34:26,060 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2018-12-02 08:34:26,060 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 754 [2018-12-02 08:34:26,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:34:26,122 INFO L225 Difference]: With dead ends: 69633 [2018-12-02 08:34:26,122 INFO L226 Difference]: Without dead ends: 37067 [2018-12-02 08:34:26,158 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1629 GetRequests, 1550 SyntacticMatches, 1 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2017 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=1251, Invalid=5069, Unknown=0, NotChecked=0, Total=6320 [2018-12-02 08:34:26,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37067 states. [2018-12-02 08:34:26,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37067 to 34484. [2018-12-02 08:34:26,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34484 states. [2018-12-02 08:34:26,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34484 states to 34484 states and 39817 transitions. [2018-12-02 08:34:26,640 INFO L78 Accepts]: Start accepts. Automaton has 34484 states and 39817 transitions. Word has length 754 [2018-12-02 08:34:26,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:34:26,640 INFO L480 AbstractCegarLoop]: Abstraction has 34484 states and 39817 transitions. [2018-12-02 08:34:26,640 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-02 08:34:26,640 INFO L276 IsEmpty]: Start isEmpty. Operand 34484 states and 39817 transitions. [2018-12-02 08:34:26,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 912 [2018-12-02 08:34:26,678 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:34:26,678 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, 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, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 08:34:26,678 INFO L423 AbstractCegarLoop]: === Iteration 16 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:34:26,678 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:34:26,679 INFO L82 PathProgramCache]: Analyzing trace with hash -1277582382, now seen corresponding path program 1 times [2018-12-02 08:34:26,679 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:34:26,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:34:26,679 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:34:26,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:34:26,680 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:34:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:34:27,058 INFO L134 CoverageAnalysis]: Checked inductivity of 3039 backedges. 593 proven. 457 refuted. 0 times theorem prover too weak. 1989 trivial. 0 not checked. [2018-12-02 08:34:27,058 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:34:27,058 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:34:27,058 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 912 with the following transitions: [2018-12-02 08:34:27,058 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [526], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [618], [623], [625], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [710], [711], [715], [719], [723], [726], [727], [731], [735], [739], [743], [747], [750], [751], [762], [766], [777], [781], [784], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:34:27,060 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:34:27,060 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:34:30,734 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:34:30,734 INFO L272 AbstractInterpreter]: Visited 147 different actions 729 times. Merged at 10 different actions 45 times. Widened at 1 different actions 1 times. Performed 10251 root evaluator evaluations with a maximum evaluation depth of 21. Performed 10251 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 20 fixpoints after 6 different actions. Largest state had 28 variables. [2018-12-02 08:34:30,735 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:34:30,735 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:34:30,736 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:34:30,736 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 08:34:30,741 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:34:30,741 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:34:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:34:30,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:34:31,125 INFO L134 CoverageAnalysis]: Checked inductivity of 3039 backedges. 1801 proven. 2 refuted. 0 times theorem prover too weak. 1236 trivial. 0 not checked. [2018-12-02 08:34:31,125 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:34:31,399 INFO L134 CoverageAnalysis]: Checked inductivity of 3039 backedges. 593 proven. 457 refuted. 0 times theorem prover too weak. 1989 trivial. 0 not checked. [2018-12-02 08:34:31,415 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:34:31,415 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-02 08:34:31,415 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:34:31,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 08:34:31,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 08:34:31,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-02 08:34:31,416 INFO L87 Difference]: Start difference. First operand 34484 states and 39817 transitions. Second operand 9 states. [2018-12-02 08:34:32,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:34:32,773 INFO L93 Difference]: Finished difference Result 67718 states and 78798 transitions. [2018-12-02 08:34:32,773 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-02 08:34:32,773 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 911 [2018-12-02 08:34:32,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:34:32,831 INFO L225 Difference]: With dead ends: 67718 [2018-12-02 08:34:32,831 INFO L226 Difference]: Without dead ends: 38146 [2018-12-02 08:34:32,864 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1840 GetRequests, 1823 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2018-12-02 08:34:32,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38146 states. [2018-12-02 08:34:33,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38146 to 34934. [2018-12-02 08:34:33,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34934 states. [2018-12-02 08:34:33,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34934 states to 34934 states and 40228 transitions. [2018-12-02 08:34:33,339 INFO L78 Accepts]: Start accepts. Automaton has 34934 states and 40228 transitions. Word has length 911 [2018-12-02 08:34:33,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:34:33,340 INFO L480 AbstractCegarLoop]: Abstraction has 34934 states and 40228 transitions. [2018-12-02 08:34:33,340 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 08:34:33,340 INFO L276 IsEmpty]: Start isEmpty. Operand 34934 states and 40228 transitions. [2018-12-02 08:34:33,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 912 [2018-12-02 08:34:33,375 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:34:33,376 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, 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, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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] [2018-12-02 08:34:33,376 INFO L423 AbstractCegarLoop]: === Iteration 17 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:34:33,376 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:34:33,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1434655986, now seen corresponding path program 1 times [2018-12-02 08:34:33,377 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:34:33,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:34:33,377 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:34:33,377 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:34:33,377 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:34:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:34:33,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2991 backedges. 398 proven. 10 refuted. 0 times theorem prover too weak. 2583 trivial. 0 not checked. [2018-12-02 08:34:33,658 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:34:33,658 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:34:33,658 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 912 with the following transitions: [2018-12-02 08:34:33,658 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [526], [527], [531], [535], [539], [543], [547], [551], [555], [559], [562], [563], [567], [571], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [726], [727], [731], [735], [739], [743], [747], [750], [751], [762], [766], [777], [781], [785], [789], [793], [797], [800], [805], [807], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:34:33,660 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:34:33,660 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:34:37,314 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:34:37,314 INFO L272 AbstractInterpreter]: Visited 150 different actions 741 times. Merged at 9 different actions 40 times. Never widened. Performed 10618 root evaluator evaluations with a maximum evaluation depth of 21. Performed 10618 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 17 fixpoints after 4 different actions. Largest state had 28 variables. [2018-12-02 08:34:37,317 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:34:37,317 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:34:37,317 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:34:37,317 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 08:34:37,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:34:37,324 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:34:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:34:37,431 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:34:37,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2991 backedges. 1566 proven. 0 refuted. 0 times theorem prover too weak. 1425 trivial. 0 not checked. [2018-12-02 08:34:37,611 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:34:37,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2991 backedges. 398 proven. 10 refuted. 0 times theorem prover too weak. 2583 trivial. 0 not checked. [2018-12-02 08:34:37,830 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-02 08:34:37,830 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3, 3] total 3 [2018-12-02 08:34:37,831 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 08:34:37,831 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 08:34:37,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 08:34:37,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 08:34:37,831 INFO L87 Difference]: Start difference. First operand 34934 states and 40228 transitions. Second operand 3 states. [2018-12-02 08:34:38,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:34:38,633 INFO L93 Difference]: Finished difference Result 63722 states and 73427 transitions. [2018-12-02 08:34:38,633 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 08:34:38,633 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 911 [2018-12-02 08:34:38,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:34:38,681 INFO L225 Difference]: With dead ends: 63722 [2018-12-02 08:34:38,681 INFO L226 Difference]: Without dead ends: 32088 [2018-12-02 08:34:38,709 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1824 GetRequests, 1823 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 08:34:38,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32088 states. [2018-12-02 08:34:39,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32088 to 31893. [2018-12-02 08:34:39,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31893 states. [2018-12-02 08:34:39,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31893 states to 31893 states and 35985 transitions. [2018-12-02 08:34:39,113 INFO L78 Accepts]: Start accepts. Automaton has 31893 states and 35985 transitions. Word has length 911 [2018-12-02 08:34:39,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:34:39,113 INFO L480 AbstractCegarLoop]: Abstraction has 31893 states and 35985 transitions. [2018-12-02 08:34:39,113 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 08:34:39,113 INFO L276 IsEmpty]: Start isEmpty. Operand 31893 states and 35985 transitions. [2018-12-02 08:34:39,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1014 [2018-12-02 08:34:39,145 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 08:34:39,146 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, 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, 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, 3, 3, 3, 3, 3, 3, 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] [2018-12-02 08:34:39,146 INFO L423 AbstractCegarLoop]: === Iteration 18 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 08:34:39,146 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:34:39,146 INFO L82 PathProgramCache]: Analyzing trace with hash 390250518, now seen corresponding path program 1 times [2018-12-02 08:34:39,146 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 08:34:39,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:34:39,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:34:39,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 08:34:39,147 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 08:34:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:34:40,290 INFO L134 CoverageAnalysis]: Checked inductivity of 3786 backedges. 1391 proven. 905 refuted. 0 times theorem prover too weak. 1490 trivial. 0 not checked. [2018-12-02 08:34:40,290 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:34:40,290 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 08:34:40,290 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 1014 with the following transitions: [2018-12-02 08:34:40,291 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [317], [319], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [526], [527], [531], [535], [539], [543], [547], [551], [555], [559], [562], [563], [567], [571], [575], [579], [583], [587], [591], [594], [595], [599], [603], [607], [611], [615], [618], [623], [625], [626], [630], [634], [638], [642], [646], [650], [654], [658], [662], [666], [677], [688], [692], [696], [707], [711], [715], [719], [723], [726], [727], [731], [735], [739], [743], [747], [750], [751], [762], [766], [777], [781], [785], [789], [793], [797], [800], [803], [807], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-02 08:34:40,292 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 08:34:40,292 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 08:34:43,847 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 08:34:43,847 INFO L272 AbstractInterpreter]: Visited 153 different actions 749 times. Merged at 8 different actions 39 times. Widened at 1 different actions 1 times. Performed 10705 root evaluator evaluations with a maximum evaluation depth of 21. Performed 10705 inverse root evaluator evaluations with a maximum inverse evaluation depth of 21. Found 19 fixpoints after 6 different actions. Largest state had 28 variables. [2018-12-02 08:34:43,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 08:34:43,849 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 08:34:43,849 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 08:34:43,849 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 08:34:43,855 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 08:34:43,855 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 08:34:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 08:34:43,984 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 08:34:44,325 INFO L134 CoverageAnalysis]: Checked inductivity of 3786 backedges. 2220 proven. 2 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2018-12-02 08:34:44,325 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 08:34:45,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3786 backedges. 996 proven. 186 refuted. 0 times theorem prover too weak. 2604 trivial. 0 not checked. [2018-12-02 08:34:45,158 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 08:34:45,158 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 5, 5] total 26 [2018-12-02 08:34:45,158 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 08:34:45,159 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-12-02 08:34:45,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-12-02 08:34:45,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=576, Unknown=0, NotChecked=0, Total=650 [2018-12-02 08:34:45,159 INFO L87 Difference]: Start difference. First operand 31893 states and 35985 transitions. Second operand 24 states. [2018-12-02 08:34:47,641 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2018-12-02 08:34:48,588 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 47 [2018-12-02 08:34:49,126 WARN L180 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2018-12-02 08:34:49,521 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2018-12-02 08:34:50,101 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 33 [2018-12-02 08:34:51,168 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 28 [2018-12-02 08:34:51,684 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 28 [2018-12-02 08:34:51,974 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 23 [2018-12-02 08:34:59,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 08:34:59,482 INFO L93 Difference]: Finished difference Result 57751 states and 70911 transitions. [2018-12-02 08:34:59,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2018-12-02 08:34:59,483 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 1013 [2018-12-02 08:34:59,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 08:34:59,483 INFO L225 Difference]: With dead ends: 57751 [2018-12-02 08:34:59,484 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 08:34:59,539 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2193 GetRequests, 2079 SyntacticMatches, 3 SemanticMatches, 111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4015 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=1840, Invalid=10816, Unknown=0, NotChecked=0, Total=12656 [2018-12-02 08:34:59,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 08:34:59,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 08:34:59,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 08:34:59,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 08:34:59,540 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1013 [2018-12-02 08:34:59,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 08:34:59,541 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 08:34:59,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-12-02 08:34:59,541 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 08:34:59,541 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 08:34:59,545 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 08:34:59,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:34:59,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:34:59,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:34:59,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:34:59,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:34:59,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:34:59,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:34:59,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:34:59,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,091 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,263 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,377 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,538 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,546 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,608 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,676 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,689 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,695 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,749 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,758 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,794 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,876 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:00,880 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,214 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,216 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,259 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,369 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,383 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,437 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,438 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,505 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,597 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,765 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,766 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,803 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:01,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,013 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,097 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,346 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,895 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:02,909 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,732 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,790 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:03,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,065 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,087 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,205 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,299 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:04,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:05,021 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:05,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:05,191 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:05,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:05,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:05,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:05,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:05,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:05,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:05,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:06,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:06,582 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:06,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,157 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,686 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,708 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,775 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,932 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:07,949 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,141 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,155 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,213 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,257 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,539 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,703 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,748 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,785 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,812 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,899 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:08,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,151 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,185 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,802 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:09,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,132 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,378 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,393 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,587 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,648 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,740 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,771 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:10,881 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:11,120 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:11,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:11,254 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:11,390 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:11,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:11,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:11,441 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:11,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:11,562 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:11,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:11,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:11,920 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:12,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:12,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:12,653 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:12,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:12,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:13,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:13,104 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:13,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:13,494 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:13,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:13,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:13,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:13,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:13,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:13,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:13,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:14,160 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:14,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:14,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:14,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:14,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:14,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:14,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:14,616 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:14,835 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:15,023 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:15,069 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:15,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:15,116 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:15,207 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:15,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:15,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:15,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:15,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:15,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:16,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:16,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:16,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:16,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:16,957 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:17,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:17,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:17,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:17,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:17,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:17,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:18,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:18,190 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:18,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:19,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:19,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:19,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:19,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:19,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:19,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,050 WARN L180 SmtUtils]: Spent 19.14 s on a formula simplification. DAG size of input: 2596 DAG size of output: 1903 [2018-12-02 08:35:20,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,194 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,202 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,301 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,356 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,364 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,384 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,399 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,446 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,577 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,578 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,904 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,950 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,986 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:20,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,235 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,462 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:21,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,034 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,035 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,489 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,888 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,889 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:22,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,092 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,331 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,448 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,596 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:23,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:24,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:24,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:24,318 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:24,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:24,631 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:24,664 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:24,666 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:24,915 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:24,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:24,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:25,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:25,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:25,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,669 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,738 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,747 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,781 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,792 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,807 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:26,964 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,101 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,227 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,270 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,271 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,522 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,786 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:27,947 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,192 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,236 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,269 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,407 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,814 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,841 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:28,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,635 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,710 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,755 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,830 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:29,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:30,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:30,124 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:30,222 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:30,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:30,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:30,387 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:30,403 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:30,490 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:30,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:30,659 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:30,746 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:30,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:31,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:31,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:31,600 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:31,678 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:31,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:31,939 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:32,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:32,282 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:32,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:32,388 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:32,430 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:32,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:32,804 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:32,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:32,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:32,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:33,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:33,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:33,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:33,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:33,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:33,354 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:33,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:33,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:33,730 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:33,913 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:33,958 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:33,981 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:34,004 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:34,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:34,117 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:34,210 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:34,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:34,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:34,750 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:35,042 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:35,068 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:35,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:35,705 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:35,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:35,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:35,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:36,144 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:36,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:36,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:36,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:36,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:37,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:37,840 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:37,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:38,094 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:38,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:38,267 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:38,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:38,760 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 08:35:38,881 WARN L180 SmtUtils]: Spent 18.83 s on a formula simplification. DAG size of input: 2593 DAG size of output: 1905 [2018-12-02 08:35:44,611 WARN L180 SmtUtils]: Spent 5.58 s on a formula simplification. DAG size of input: 815 DAG size of output: 129 [2018-12-02 08:36:14,320 WARN L180 SmtUtils]: Spent 29.69 s on a formula simplification. DAG size of input: 1827 DAG size of output: 112 [2018-12-02 08:36:43,609 WARN L180 SmtUtils]: Spent 29.28 s on a formula simplification. DAG size of input: 1830 DAG size of output: 112 [2018-12-02 08:36:43,610 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,611 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-02 08:36:43,612 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,613 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-02 08:36:43,614 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,615 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse30 (= ~a29~0 |old(~a29~0)|)) (.cse31 (= ~a23~0 |old(~a23~0)|))) (let ((.cse23 (< 138 |old(~a23~0)|)) (.cse24 (= 10 |old(~a25~0)|)) (.cse27 (and .cse30 .cse31)) (.cse12 (= 1 |old(~a4~0)|)) (.cse8 (<= |old(~a23~0)| 306)) (.cse15 (= 13 |old(~a25~0)|)) (.cse28 (= ~a4~0 |old(~a4~0)|)) (.cse29 (= ~a25~0 |old(~a25~0)|)) (.cse9 (<= 127751 (div (div |old(~a23~0)| 5) 5))) (.cse11 (not (= 9 |old(~a25~0)|))) (.cse21 (< 140 |old(~a29~0)|))) (let ((.cse13 (or .cse9 .cse11 .cse21)) (.cse22 (<= (+ |old(~a23~0)| 43) 0)) (.cse14 (forall ((v_prenex_345 Int)) (or (< (+ (mod v_prenex_345 15) 260) |old(~a29~0)|) (< v_prenex_345 |old(~a29~0)|) (< v_prenex_345 0)))) (.cse10 (< |old(~a29~0)| 141)) (.cse17 (and .cse31 .cse30 .cse28 .cse29)) (.cse7 (not .cse15)) (.cse16 (< |old(~a25~0)| 10)) (.cse26 (< |old(~a29~0)| 10250)) (.cse18 (or .cse8 .cse15)) (.cse5 (<= |old(~a29~0)| 140)) (.cse2 (< 245 |old(~a29~0)|)) (.cse20 (< (+ |old(~a23~0)| 599772) 0)) (.cse6 (not .cse12)) (.cse19 (and (and .cse27 .cse28) .cse29)) (.cse0 (not .cse24)) (.cse3 (not (= 15 ~a8~0))) (.cse4 (not (= 1 ~a3~0))) (.cse25 (or .cse15 .cse23)) (.cse1 (and .cse30 .cse31 .cse28 .cse29))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse2 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse1 .cse3 .cse4 .cse8 .cse9 .cse6 .cse7) (or .cse10 .cse3 .cse4 .cse9 .cse11 .cse1 .cse6) (or .cse3 .cse4 .cse12 .cse13 .cse1) (or (or .cse9 .cse14 .cse15) .cse16 .cse10 .cse3 .cse4 .cse17 .cse6) (or .cse0 .cse3 .cse4 .cse9 .cse18 .cse6 .cse1) (or .cse19 (or .cse3 .cse4 (or .cse13 .cse20))) (or (not (= 12 |old(~a25~0)|)) .cse3 .cse4 (and .cse8 (< 277 |old(~a29~0)|)) .cse1 (not (= 0 |old(~a4~0)|))) (or .cse0 .cse3 .cse4 (or .cse9 .cse21) .cse1 .cse12) (or .cse3 .cse4 .cse12 .cse1 .cse7 .cse22 .cse23) (or .cse16 .cse3 .cse4 .cse9 .cse6 .cse15 .cse1 .cse24 .cse20) (or .cse1 .cse21 .cse20 .cse3 .cse4 .cse9 .cse6 .cse7) (or .cse3 .cse4 .cse17 .cse22 (or .cse25 .cse6)) (or .cse14 .cse11 .cse1 .cse10 .cse3 .cse4 .cse6) (or .cse17 .cse26 (or .cse3 .cse4 .cse9 .cse7 .cse20) .cse6) (or .cse16 .cse3 .cse4 .cse25 .cse12 .cse1) (or .cse3 .cse4 .cse26 .cse1 .cse11 .cse23) (or (and .cse27 .cse28 .cse29) (or .cse3 .cse4 .cse26 .cse9 .cse18 .cse6)) (or .cse5 (or .cse3 .cse4 (or .cse2 .cse23 .cse20) .cse6) .cse19) (or .cse0 .cse3 .cse4 .cse25 .cse1))))) [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-02 08:36:43,616 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,617 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,618 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,619 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,620 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,621 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-02 08:36:43,622 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 141) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-02 08:36:43,623 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 08:36:43,624 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (= ~a29~0 130) (= 1 ~a4~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-12-02 08:36:43,624 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 08:36:43,624 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 08:36:43,624 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 312) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-12-02 08:36:43,624 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-12-02 08:36:43,624 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse16 (= 9 ~a25~0)) (.cse9 (< (div (div ~a23~0 5) 5) 127751)) (.cse18 (<= ~a29~0 140))) (let ((.cse15 (<= ~a29~0 274)) (.cse11 (and .cse16 .cse9 .cse18)) (.cse3 (< 0 (+ ~a23~0 43))) (.cse14 (not (= ~a4~0 1))) (.cse0 (not (= ~a25~0 13))) (.cse13 (<= 10 ~a25~0)) (.cse6 (= 10 ~a25~0)) (.cse12 (<= 0 (+ ~a23~0 599772))) (.cse2 (= 1 ~a4~0)) (.cse7 (= |old(~a4~0)| ~a4~0)) (.cse10 (= 13 ~a25~0)) (.cse4 (<= 141 ~a29~0)) (.cse5 (<= ~a29~0 245)) (.cse17 (<= 10250 ~a29~0)) (.cse1 (<= ~a23~0 138)) (.cse8 (< 306 ~a23~0))) (or (and (and (and .cse0 .cse1) .cse2) .cse3) (and .cse4 .cse5 (and .cse2 .cse6)) (not (= 10 |old(~a25~0)|)) (not (= 1 |old(~a4~0)|)) (and .cse7 (and .cse8 .cse9 .cse10)) (not (= 130 |old(~a29~0)|)) (and .cse11 .cse12) (not (= 1 ~a3~0)) (and .cse0 .cse13 .cse1 .cse14) (and .cse15 .cse16 .cse4 .cse2) (and .cse13 (and (and .cse0 .cse15 .cse9) .cse2) .cse4) (and .cse11 .cse14) (and .cse1 .cse6) (and .cse8 .cse9 .cse6 .cse2) (and .cse9 .cse2 .cse17 .cse8) (and (and .cse17 (and (and .cse12 .cse9) .cse10)) .cse2) (not (= 312 |old(~a23~0)|)) (and (and .cse9 .cse18) .cse6 .cse14) (and .cse3 (and .cse1 .cse10) .cse14) (and .cse16 .cse9 .cse4 .cse2) (and .cse4 (and (and .cse12 .cse1 .cse5) .cse2)) (and .cse0 .cse9 .cse2 .cse12 .cse13 (not .cse6)) (and (and (and .cse12 .cse9 .cse18) .cse10) .cse2) (and .cse7 (and .cse10 .cse4 .cse5)) (and .cse17 (and .cse16 .cse1)) (and (= ~a25~0 12) (= 0 ~a4~0) (or .cse8 (<= ~a29~0 277))) (not (= 15 ~a8~0))))) [2018-12-02 08:36:43,624 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-12-02 08:36:43,624 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-02 08:36:43,624 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse16 (= 9 ~a25~0)) (.cse9 (< (div (div ~a23~0 5) 5) 127751)) (.cse18 (<= ~a29~0 140))) (let ((.cse15 (<= ~a29~0 274)) (.cse11 (and .cse16 .cse9 .cse18)) (.cse3 (< 0 (+ ~a23~0 43))) (.cse14 (not (= ~a4~0 1))) (.cse0 (not (= ~a25~0 13))) (.cse13 (<= 10 ~a25~0)) (.cse6 (= 10 ~a25~0)) (.cse12 (<= 0 (+ ~a23~0 599772))) (.cse2 (= 1 ~a4~0)) (.cse7 (= |old(~a4~0)| ~a4~0)) (.cse10 (= 13 ~a25~0)) (.cse4 (<= 141 ~a29~0)) (.cse5 (<= ~a29~0 245)) (.cse17 (<= 10250 ~a29~0)) (.cse1 (<= ~a23~0 138)) (.cse8 (< 306 ~a23~0))) (or (and (and (and .cse0 .cse1) .cse2) .cse3) (and .cse4 .cse5 (and .cse2 .cse6)) (not (= 10 |old(~a25~0)|)) (not (= 1 |old(~a4~0)|)) (and .cse7 (and .cse8 .cse9 .cse10)) (not (= 130 |old(~a29~0)|)) (and .cse11 .cse12) (not (= 1 ~a3~0)) (and .cse0 .cse13 .cse1 .cse14) (and .cse15 .cse16 .cse4 .cse2) (and .cse13 (and (and .cse0 .cse15 .cse9) .cse2) .cse4) (and .cse11 .cse14) (and .cse1 .cse6) (and .cse8 .cse9 .cse6 .cse2) (and .cse9 .cse2 .cse17 .cse8) (and (and .cse17 (and (and .cse12 .cse9) .cse10)) .cse2) (not (= 312 |old(~a23~0)|)) (and (and .cse9 .cse18) .cse6 .cse14) (and .cse3 (and .cse1 .cse10) .cse14) (and .cse16 .cse9 .cse4 .cse2) (and .cse4 (and (and .cse12 .cse1 .cse5) .cse2)) (and .cse0 .cse9 .cse2 .cse12 .cse13 (not .cse6)) (and (and (and .cse12 .cse9 .cse18) .cse10) .cse2) (and .cse7 (and .cse10 .cse4 .cse5)) (and .cse17 (and .cse16 .cse1)) (and (= ~a25~0 12) (= 0 ~a4~0) (or .cse8 (<= ~a29~0 277))) (not (= 15 ~a8~0))))) [2018-12-02 08:36:43,624 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-12-02 08:36:43,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:36:43 BoogieIcfgContainer [2018-12-02 08:36:43,632 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 08:36:43,633 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 08:36:43,633 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 08:36:43,633 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 08:36:43,633 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:32:12" (3/4) ... [2018-12-02 08:36:43,635 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 08:36:43,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 08:36:43,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 08:36:43,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 08:36:43,649 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 08:36:43,650 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 08:36:43,669 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((((((((((!(a25 == 13) && a23 <= 138) && 1 == a4) && 0 < a23 + 43) || ((141 <= a29 && a29 <= 245) && 1 == a4 && 10 == a25)) || !(10 == \old(a25))) || !(1 == \old(a4))) || (\old(a4) == a4 && (306 < a23 && a23 / 5 / 5 < 127751) && 13 == a25)) || !(130 == \old(a29))) || (((9 == a25 && a23 / 5 / 5 < 127751) && a29 <= 140) && 0 <= a23 + 599772)) || !(1 == a3)) || (((!(a25 == 13) && 10 <= a25) && a23 <= 138) && !(a4 == 1))) || (((a29 <= 274 && 9 == a25) && 141 <= a29) && 1 == a4)) || ((10 <= a25 && ((!(a25 == 13) && a29 <= 274) && a23 / 5 / 5 < 127751) && 1 == a4) && 141 <= a29)) || (((9 == a25 && a23 / 5 / 5 < 127751) && a29 <= 140) && !(a4 == 1))) || (a23 <= 138 && 10 == a25)) || (((306 < a23 && a23 / 5 / 5 < 127751) && 10 == a25) && 1 == a4)) || (((a23 / 5 / 5 < 127751 && 1 == a4) && 10250 <= a29) && 306 < a23)) || ((10250 <= a29 && (0 <= a23 + 599772 && a23 / 5 / 5 < 127751) && 13 == a25) && 1 == a4)) || !(312 == \old(a23))) || (((a23 / 5 / 5 < 127751 && a29 <= 140) && 10 == a25) && !(a4 == 1))) || ((0 < a23 + 43 && a23 <= 138 && 13 == a25) && !(a4 == 1))) || (((9 == a25 && a23 / 5 / 5 < 127751) && 141 <= a29) && 1 == a4)) || (141 <= a29 && ((0 <= a23 + 599772 && a23 <= 138) && a29 <= 245) && 1 == a4)) || (((((!(a25 == 13) && a23 / 5 / 5 < 127751) && 1 == a4) && 0 <= a23 + 599772) && 10 <= a25) && !(10 == a25))) || ((((0 <= a23 + 599772 && a23 / 5 / 5 < 127751) && a29 <= 140) && 13 == a25) && 1 == a4)) || (\old(a4) == a4 && (13 == a25 && 141 <= a29) && a29 <= 245)) || (10250 <= a29 && 9 == a25 && a23 <= 138)) || ((a25 == 12 && 0 == a4) && (306 < a23 || a29 <= 277))) || !(15 == a8) [2018-12-02 08:36:43,729 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6edac4ef-10a0-4af6-a67b-7cd99e70e025/bin-2019/utaipan/witness.graphml [2018-12-02 08:36:43,729 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 08:36:43,730 INFO L168 Benchmark]: Toolchain (without parser) took 273141.38 ms. Allocated memory was 1.0 GB in the beginning and 3.7 GB in the end (delta: 2.7 GB). Free memory was 950.6 MB in the beginning and 1.3 GB in the end (delta: -379.8 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. [2018-12-02 08:36:43,730 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:36:43,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 410.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -114.9 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. [2018-12-02 08:36:43,731 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.56 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-02 08:36:43,731 INFO L168 Benchmark]: Boogie Preprocessor took 49.66 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-02 08:36:43,731 INFO L168 Benchmark]: RCFGBuilder took 947.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 886.1 MB in the end (delta: 165.5 MB). Peak memory consumption was 165.5 MB. Max. memory is 11.5 GB. [2018-12-02 08:36:43,731 INFO L168 Benchmark]: TraceAbstraction took 271610.44 ms. Allocated memory was 1.1 GB in the beginning and 3.7 GB in the end (delta: 2.6 GB). Free memory was 886.1 MB in the beginning and 1.3 GB in the end (delta: -444.3 MB). Peak memory consumption was 4.4 GB. Max. memory is 11.5 GB. [2018-12-02 08:36:43,731 INFO L168 Benchmark]: Witness Printer took 96.83 ms. Allocated memory is still 3.7 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 08:36:43,732 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 410.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.3 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -114.9 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 22.56 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.66 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: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 947.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 886.1 MB in the end (delta: 165.5 MB). Peak memory consumption was 165.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 271610.44 ms. Allocated memory was 1.1 GB in the beginning and 3.7 GB in the end (delta: 2.6 GB). Free memory was 886.1 MB in the beginning and 1.3 GB in the end (delta: -444.3 MB). Peak memory consumption was 4.4 GB. Max. memory is 11.5 GB. * Witness Printer took 96.83 ms. Allocated memory is still 3.7 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 141]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((!(a25 == 13) && a23 <= 138) && 1 == a4) && 0 < a23 + 43) || ((141 <= a29 && a29 <= 245) && 1 == a4 && 10 == a25)) || !(10 == \old(a25))) || !(1 == \old(a4))) || (\old(a4) == a4 && (306 < a23 && a23 / 5 / 5 < 127751) && 13 == a25)) || !(130 == \old(a29))) || (((9 == a25 && a23 / 5 / 5 < 127751) && a29 <= 140) && 0 <= a23 + 599772)) || !(1 == a3)) || (((!(a25 == 13) && 10 <= a25) && a23 <= 138) && !(a4 == 1))) || (((a29 <= 274 && 9 == a25) && 141 <= a29) && 1 == a4)) || ((10 <= a25 && ((!(a25 == 13) && a29 <= 274) && a23 / 5 / 5 < 127751) && 1 == a4) && 141 <= a29)) || (((9 == a25 && a23 / 5 / 5 < 127751) && a29 <= 140) && !(a4 == 1))) || (a23 <= 138 && 10 == a25)) || (((306 < a23 && a23 / 5 / 5 < 127751) && 10 == a25) && 1 == a4)) || (((a23 / 5 / 5 < 127751 && 1 == a4) && 10250 <= a29) && 306 < a23)) || ((10250 <= a29 && (0 <= a23 + 599772 && a23 / 5 / 5 < 127751) && 13 == a25) && 1 == a4)) || !(312 == \old(a23))) || (((a23 / 5 / 5 < 127751 && a29 <= 140) && 10 == a25) && !(a4 == 1))) || ((0 < a23 + 43 && a23 <= 138 && 13 == a25) && !(a4 == 1))) || (((9 == a25 && a23 / 5 / 5 < 127751) && 141 <= a29) && 1 == a4)) || (141 <= a29 && ((0 <= a23 + 599772 && a23 <= 138) && a29 <= 245) && 1 == a4)) || (((((!(a25 == 13) && a23 / 5 / 5 < 127751) && 1 == a4) && 0 <= a23 + 599772) && 10 <= a25) && !(10 == a25))) || ((((0 <= a23 + 599772 && a23 / 5 / 5 < 127751) && a29 <= 140) && 13 == a25) && 1 == a4)) || (\old(a4) == a4 && (13 == a25 && 141 <= a29) && a29 <= 245)) || (10250 <= a29 && 9 == a25 && a23 <= 138)) || ((a25 == 12 && 0 == a4) && (306 < a23 || a29 <= 277))) || !(15 == a8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 271.5s OverallTime, 18 OverallIterations, 10 TraceHistogramMax, 115.0s AutomataDifference, 0.0s DeadEndRemovalTime, 104.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2133 SDtfs, 29684 SDslu, 3920 SDs, 0 SdLazy, 48783 SolverSat, 12257 SolverUnsat, 32 SolverUnknown, 0 SolverNotchecked, 84.3s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 16861 GetRequests, 16104 SyntacticMatches, 203 SemanticMatches, 554 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13743 ImplicationChecksByTransitivity, 30.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=42492occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 19.5s AbstIntTime, 15 AbstIntIterations, 1 AbstIntStrong, 0.9977982549857551 AbsIntWeakeningRatio, 0.1527777777777778 AbsIntAvgWeakeningVarsNumRemoved, 18.32638888888889 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 5.0s AutomataMinimizationTime, 18 MinimizatonAttempts, 21854 StatesRemovedByMinimization, 16 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 2828 PreInvPairs, 4316 NumberOfFragments, 1788 HoareAnnotationTreeSize, 2828 FomulaSimplifications, 10737948 FormulaSimplificationTreeSizeReduction, 39.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 946750 FormulaSimplificationTreeSizeReductionInter, 64.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 22.3s InterpolantComputationTime, 16377 NumberOfCodeBlocks, 16377 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 24298 ConstructedInterpolants, 427 QuantifiedInterpolants, 57799168 SizeOfPredicates, 30 NumberOfNonLiveVariables, 12278 ConjunctsInSsa, 117 ConjunctsInUnsatCore, 46 InterpolantComputations, 7 PerfectInterpolantSequences, 46365/51369 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...