./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label38_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_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label38_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/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 90fa57d3ca6bcd2f527ec4ac651bc3f229d02bbf ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 03:00:59,393 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 03:00:59,393 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 03:00:59,399 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 03:00:59,400 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 03:00:59,400 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 03:00:59,401 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 03:00:59,402 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 03:00:59,403 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 03:00:59,403 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 03:00:59,403 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 03:00:59,404 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 03:00:59,404 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 03:00:59,405 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 03:00:59,405 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 03:00:59,406 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 03:00:59,406 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 03:00:59,407 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 03:00:59,408 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 03:00:59,409 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 03:00:59,409 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 03:00:59,410 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 03:00:59,411 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 03:00:59,411 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 03:00:59,411 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 03:00:59,412 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 03:00:59,412 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 03:00:59,413 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 03:00:59,413 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 03:00:59,414 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 03:00:59,414 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 03:00:59,414 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 03:00:59,414 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 03:00:59,414 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 03:00:59,415 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 03:00:59,415 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 03:00:59,415 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 03:00:59,423 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 03:00:59,423 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 03:00:59,423 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 03:00:59,423 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 03:00:59,423 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 03:00:59,424 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 03:00:59,424 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 03:00:59,424 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 03:00:59,424 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 03:00:59,424 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 03:00:59,424 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 03:00:59,424 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 03:00:59,424 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 03:00:59,425 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 03:00:59,425 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 03:00:59,425 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 03:00:59,425 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 03:00:59,425 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 03:00:59,425 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 03:00:59,425 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 03:00:59,425 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 03:00:59,426 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 03:00:59,426 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 03:00:59,426 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 03:00:59,426 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 03:00:59,426 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 03:00:59,426 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 03:00:59,426 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 03:00:59,426 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 03:00:59,427 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 03:00:59,427 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 03:00:59,427 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 03:00:59,427 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 03:00:59,427 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 03:00:59,427 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 03:00:59,427 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 03:00:59,427 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_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/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 -> 90fa57d3ca6bcd2f527ec4ac651bc3f229d02bbf [2018-12-09 03:00:59,445 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 03:00:59,451 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 03:00:59,453 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 03:00:59,454 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 03:00:59,455 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 03:00:59,455 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem11_label38_true-unreach-call.c [2018-12-09 03:00:59,490 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/data/3955e9d6b/d7486220aa644d2aae6a8c80707b499c/FLAGff94b40e7 [2018-12-09 03:00:59,987 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 03:00:59,987 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/sv-benchmarks/c/eca-rers2012/Problem11_label38_true-unreach-call.c [2018-12-09 03:00:59,995 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/data/3955e9d6b/d7486220aa644d2aae6a8c80707b499c/FLAGff94b40e7 [2018-12-09 03:01:00,004 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/data/3955e9d6b/d7486220aa644d2aae6a8c80707b499c [2018-12-09 03:01:00,006 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 03:01:00,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 03:01:00,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 03:01:00,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 03:01:00,010 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 03:01:00,010 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:01:00" (1/1) ... [2018-12-09 03:01:00,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@770bfda7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00, skipping insertion in model container [2018-12-09 03:01:00,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 03:01:00" (1/1) ... [2018-12-09 03:01:00,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 03:01:00,046 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 03:01:00,274 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:01:00,277 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 03:01:00,401 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 03:01:00,411 INFO L195 MainTranslator]: Completed translation [2018-12-09 03:01:00,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00 WrapperNode [2018-12-09 03:01:00,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 03:01:00,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 03:01:00,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 03:01:00,412 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 03:01:00,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00" (1/1) ... [2018-12-09 03:01:00,429 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00" (1/1) ... [2018-12-09 03:01:00,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 03:01:00,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 03:01:00,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 03:01:00,434 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 03:01:00,440 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00" (1/1) ... [2018-12-09 03:01:00,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00" (1/1) ... [2018-12-09 03:01:00,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00" (1/1) ... [2018-12-09 03:01:00,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00" (1/1) ... [2018-12-09 03:01:00,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00" (1/1) ... [2018-12-09 03:01:00,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00" (1/1) ... [2018-12-09 03:01:00,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00" (1/1) ... [2018-12-09 03:01:00,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 03:01:00,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 03:01:00,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 03:01:00,486 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 03:01:00,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 03:01:00,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 03:01:00,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 03:01:00,519 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 03:01:00,519 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 03:01:00,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 03:01:00,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 03:01:00,519 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 03:01:00,519 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 03:01:01,489 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 03:01:01,489 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 03:01:01,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:01:01 BoogieIcfgContainer [2018-12-09 03:01:01,490 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 03:01:01,491 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 03:01:01,491 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 03:01:01,493 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 03:01:01,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 03:01:00" (1/3) ... [2018-12-09 03:01:01,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@153b088d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:01:01, skipping insertion in model container [2018-12-09 03:01:01,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 03:01:00" (2/3) ... [2018-12-09 03:01:01,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@153b088d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 03:01:01, skipping insertion in model container [2018-12-09 03:01:01,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:01:01" (3/3) ... [2018-12-09 03:01:01,496 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem11_label38_true-unreach-call.c [2018-12-09 03:01:01,502 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 03:01:01,507 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 03:01:01,518 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 03:01:01,547 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 03:01:01,548 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 03:01:01,548 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 03:01:01,548 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 03:01:01,548 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 03:01:01,548 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 03:01:01,548 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 03:01:01,548 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 03:01:01,567 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-12-09 03:01:01,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-12-09 03:01:01,574 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:01:01,574 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:01:01,576 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:01:01,581 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:01,581 INFO L82 PathProgramCache]: Analyzing trace with hash 1782601651, now seen corresponding path program 1 times [2018-12-09 03:01:01,583 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 03:01:01,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:01,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:01,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:01,617 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 03:01:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:01,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:01:01,787 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:01:01,787 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 03:01:01,787 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 03:01:01,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 03:01:01,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 03:01:01,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 03:01:01,800 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 3 states. [2018-12-09 03:01:02,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:01:02,516 INFO L93 Difference]: Finished difference Result 779 states and 1369 transitions. [2018-12-09 03:01:02,517 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 03:01:02,518 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 66 [2018-12-09 03:01:02,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:01:02,528 INFO L225 Difference]: With dead ends: 779 [2018-12-09 03:01:02,529 INFO L226 Difference]: Without dead ends: 425 [2018-12-09 03:01:02,533 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 03:01:02,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2018-12-09 03:01:02,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 420. [2018-12-09 03:01:02,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2018-12-09 03:01:02,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 666 transitions. [2018-12-09 03:01:02,576 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 666 transitions. Word has length 66 [2018-12-09 03:01:02,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:01:02,577 INFO L480 AbstractCegarLoop]: Abstraction has 420 states and 666 transitions. [2018-12-09 03:01:02,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 03:01:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 666 transitions. [2018-12-09 03:01:02,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2018-12-09 03:01:02,579 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:01:02,580 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:01:02,580 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:01:02,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:02,580 INFO L82 PathProgramCache]: Analyzing trace with hash -271473866, now seen corresponding path program 1 times [2018-12-09 03:01:02,580 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 03:01:02,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:02,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:02,581 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:02,581 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 03:01:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:02,682 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:01:02,682 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:01:02,683 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 03:01:02,683 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 03:01:02,684 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 03:01:02,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 03:01:02,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-09 03:01:02,684 INFO L87 Difference]: Start difference. First operand 420 states and 666 transitions. Second operand 6 states. [2018-12-09 03:01:04,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:01:04,295 INFO L93 Difference]: Finished difference Result 1665 states and 2806 transitions. [2018-12-09 03:01:04,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-09 03:01:04,296 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 136 [2018-12-09 03:01:04,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:01:04,306 INFO L225 Difference]: With dead ends: 1665 [2018-12-09 03:01:04,306 INFO L226 Difference]: Without dead ends: 1251 [2018-12-09 03:01:04,309 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2018-12-09 03:01:04,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2018-12-09 03:01:04,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 1217. [2018-12-09 03:01:04,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1217 states. [2018-12-09 03:01:04,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 1217 states and 1739 transitions. [2018-12-09 03:01:04,372 INFO L78 Accepts]: Start accepts. Automaton has 1217 states and 1739 transitions. Word has length 136 [2018-12-09 03:01:04,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:01:04,372 INFO L480 AbstractCegarLoop]: Abstraction has 1217 states and 1739 transitions. [2018-12-09 03:01:04,372 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 03:01:04,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1739 transitions. [2018-12-09 03:01:04,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2018-12-09 03:01:04,374 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:01:04,374 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:01:04,374 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:01:04,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:04,374 INFO L82 PathProgramCache]: Analyzing trace with hash 1985877122, now seen corresponding path program 1 times [2018-12-09 03:01:04,375 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 03:01:04,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:04,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:04,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:04,375 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 03:01:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:04,467 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:01:04,467 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:01:04,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 03:01:04,467 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 03:01:04,467 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 03:01:04,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 03:01:04,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-12-09 03:01:04,468 INFO L87 Difference]: Start difference. First operand 1217 states and 1739 transitions. Second operand 6 states. [2018-12-09 03:01:05,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:01:05,502 INFO L93 Difference]: Finished difference Result 3448 states and 5147 transitions. [2018-12-09 03:01:05,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 03:01:05,503 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 146 [2018-12-09 03:01:05,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:01:05,509 INFO L225 Difference]: With dead ends: 3448 [2018-12-09 03:01:05,510 INFO L226 Difference]: Without dead ends: 2237 [2018-12-09 03:01:05,512 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2018-12-09 03:01:05,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2237 states. [2018-12-09 03:01:05,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2237 to 2212. [2018-12-09 03:01:05,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2212 states. [2018-12-09 03:01:05,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 2212 states and 3011 transitions. [2018-12-09 03:01:05,549 INFO L78 Accepts]: Start accepts. Automaton has 2212 states and 3011 transitions. Word has length 146 [2018-12-09 03:01:05,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:01:05,550 INFO L480 AbstractCegarLoop]: Abstraction has 2212 states and 3011 transitions. [2018-12-09 03:01:05,550 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 03:01:05,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 3011 transitions. [2018-12-09 03:01:05,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2018-12-09 03:01:05,552 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:01:05,552 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:01:05,553 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:01:05,553 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:05,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1482166744, now seen corresponding path program 1 times [2018-12-09 03:01:05,553 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 03:01:05,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:05,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:05,554 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:05,554 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 03:01:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:05,649 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 186 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 03:01:05,649 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:01:05,649 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 03:01:05,649 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 210 with the following transitions: [2018-12-09 03:01:05,651 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], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [437], [439], [442], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [510], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 03:01:05,676 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 03:01:05,676 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 03:01:06,046 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 03:01:06,047 INFO L272 AbstractInterpreter]: Visited 78 different actions 78 times. Never merged. Never widened. Performed 824 root evaluator evaluations with a maximum evaluation depth of 16. Performed 824 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Never found a fixpoint. Largest state had 28 variables. [2018-12-09 03:01:06,052 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:06,052 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 03:01:06,366 INFO L227 lantSequenceWeakener]: Weakened 200 states. On average, predicates are now at 73.87% of their original sizes. [2018-12-09 03:01:06,366 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 03:01:06,385 INFO L418 sIntCurrentIteration]: We unified 208 AI predicates to 208 [2018-12-09 03:01:06,385 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 03:01:06,386 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 03:01:06,386 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10 [2018-12-09 03:01:06,386 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 03:01:06,387 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 03:01:06,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 03:01:06,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 03:01:06,387 INFO L87 Difference]: Start difference. First operand 2212 states and 3011 transitions. Second operand 6 states. [2018-12-09 03:01:15,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:01:15,498 INFO L93 Difference]: Finished difference Result 4608 states and 6227 transitions. [2018-12-09 03:01:15,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 03:01:15,499 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 209 [2018-12-09 03:01:15,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:01:15,504 INFO L225 Difference]: With dead ends: 4608 [2018-12-09 03:01:15,504 INFO L226 Difference]: Without dead ends: 2402 [2018-12-09 03:01:15,506 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 209 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-12-09 03:01:15,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2402 states. [2018-12-09 03:01:15,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2402 to 2401. [2018-12-09 03:01:15,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2401 states. [2018-12-09 03:01:15,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 2401 states and 3209 transitions. [2018-12-09 03:01:15,539 INFO L78 Accepts]: Start accepts. Automaton has 2401 states and 3209 transitions. Word has length 209 [2018-12-09 03:01:15,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:01:15,539 INFO L480 AbstractCegarLoop]: Abstraction has 2401 states and 3209 transitions. [2018-12-09 03:01:15,539 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 03:01:15,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 3209 transitions. [2018-12-09 03:01:15,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2018-12-09 03:01:15,542 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:01:15,542 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:01:15,542 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:01:15,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:15,542 INFO L82 PathProgramCache]: Analyzing trace with hash -711791557, now seen corresponding path program 1 times [2018-12-09 03:01:15,542 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 03:01:15,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:15,543 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:15,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:15,543 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 03:01:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:15,636 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2018-12-09 03:01:15,637 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 03:01:15,637 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-09 03:01:15,637 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 03:01:15,637 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-09 03:01:15,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-09 03:01:15,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 03:01:15,638 INFO L87 Difference]: Start difference. First operand 2401 states and 3209 transitions. Second operand 4 states. [2018-12-09 03:01:16,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:01:16,406 INFO L93 Difference]: Finished difference Result 6736 states and 9833 transitions. [2018-12-09 03:01:16,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-09 03:01:16,406 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 262 [2018-12-09 03:01:16,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:01:16,422 INFO L225 Difference]: With dead ends: 6736 [2018-12-09 03:01:16,422 INFO L226 Difference]: Without dead ends: 4530 [2018-12-09 03:01:16,427 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-12-09 03:01:16,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4530 states. [2018-12-09 03:01:16,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4530 to 4525. [2018-12-09 03:01:16,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4525 states. [2018-12-09 03:01:16,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4525 states to 4525 states and 6479 transitions. [2018-12-09 03:01:16,493 INFO L78 Accepts]: Start accepts. Automaton has 4525 states and 6479 transitions. Word has length 262 [2018-12-09 03:01:16,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:01:16,494 INFO L480 AbstractCegarLoop]: Abstraction has 4525 states and 6479 transitions. [2018-12-09 03:01:16,494 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-09 03:01:16,494 INFO L276 IsEmpty]: Start isEmpty. Operand 4525 states and 6479 transitions. [2018-12-09 03:01:16,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-09 03:01:16,498 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:01:16,498 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-09 03:01:16,499 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:01:16,499 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:16,499 INFO L82 PathProgramCache]: Analyzing trace with hash 1895970792, now seen corresponding path program 1 times [2018-12-09 03:01:16,499 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 03:01:16,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:16,500 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:16,500 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:16,500 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 03:01:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:16,636 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 03:01:16,636 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:01:16,636 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 03:01:16,636 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 294 with the following transitions: [2018-12-09 03:01:16,637 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], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [437], [439], [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], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 03:01:16,639 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 03:01:16,640 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 03:01:17,068 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 03:01:17,068 INFO L272 AbstractInterpreter]: Visited 135 different actions 396 times. Merged at 6 different actions 13 times. Never widened. Performed 5302 root evaluator evaluations with a maximum evaluation depth of 16. Performed 5302 inverse root evaluator evaluations with a maximum inverse evaluation depth of 16. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-09 03:01:17,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:17,078 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 03:01:17,078 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:01:17,078 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 03:01:17,087 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:17,087 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 03:01:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:17,168 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 03:01:21,487 WARN L180 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 478 DAG size of output: 22 [2018-12-09 03:01:21,543 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 03:01:21,544 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 03:01:21,648 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2018-12-09 03:01:21,664 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 03:01:21,664 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 6] total 9 [2018-12-09 03:01:21,664 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 03:01:21,665 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 03:01:21,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 03:01:21,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=46, Unknown=1, NotChecked=0, Total=72 [2018-12-09 03:01:21,665 INFO L87 Difference]: Start difference. First operand 4525 states and 6479 transitions. Second operand 3 states. [2018-12-09 03:01:22,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:01:22,347 INFO L93 Difference]: Finished difference Result 10023 states and 15122 transitions. [2018-12-09 03:01:22,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 03:01:22,348 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 293 [2018-12-09 03:01:22,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:01:22,368 INFO L225 Difference]: With dead ends: 10023 [2018-12-09 03:01:22,368 INFO L226 Difference]: Without dead ends: 5693 [2018-12-09 03:01:22,376 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 596 GetRequests, 585 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=25, Invalid=46, Unknown=1, NotChecked=0, Total=72 [2018-12-09 03:01:22,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5693 states. [2018-12-09 03:01:22,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5693 to 5693. [2018-12-09 03:01:22,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5693 states. [2018-12-09 03:01:22,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5693 states to 5693 states and 8080 transitions. [2018-12-09 03:01:22,511 INFO L78 Accepts]: Start accepts. Automaton has 5693 states and 8080 transitions. Word has length 293 [2018-12-09 03:01:22,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:01:22,511 INFO L480 AbstractCegarLoop]: Abstraction has 5693 states and 8080 transitions. [2018-12-09 03:01:22,511 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 03:01:22,511 INFO L276 IsEmpty]: Start isEmpty. Operand 5693 states and 8080 transitions. [2018-12-09 03:01:22,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2018-12-09 03:01:22,519 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:01:22,519 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:01:22,519 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:01:22,519 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:22,519 INFO L82 PathProgramCache]: Analyzing trace with hash 813255304, now seen corresponding path program 1 times [2018-12-09 03:01:22,519 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 03:01:22,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:22,520 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:22,520 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:22,520 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 03:01:22,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:22,662 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 358 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 03:01:22,663 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:01:22,663 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 03:01:22,663 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 363 with the following transitions: [2018-12-09 03:01:22,663 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], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [437], [439], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [510], [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], [710], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 03:01:22,665 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 03:01:22,665 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 03:01:23,043 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 03:01:23,043 INFO L272 AbstractInterpreter]: Visited 126 different actions 369 times. Merged at 6 different actions 13 times. Never widened. Performed 4930 root evaluator evaluations with a maximum evaluation depth of 18. Performed 4930 inverse root evaluator evaluations with a maximum inverse evaluation depth of 18. Found 3 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-09 03:01:23,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:23,045 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 03:01:23,045 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:01:23,045 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 03:01:23,052 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:23,053 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 03:01:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:23,111 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 03:01:23,157 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 358 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 03:01:23,157 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 03:01:23,240 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 358 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-12-09 03:01:23,255 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 03:01:23,255 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 8 [2018-12-09 03:01:23,255 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 03:01:23,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-09 03:01:23,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-09 03:01:23,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-12-09 03:01:23,256 INFO L87 Difference]: Start difference. First operand 5693 states and 8080 transitions. Second operand 7 states. [2018-12-09 03:01:24,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:01:24,027 INFO L93 Difference]: Finished difference Result 10760 states and 16276 transitions. [2018-12-09 03:01:24,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-09 03:01:24,027 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 362 [2018-12-09 03:01:24,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:01:24,040 INFO L225 Difference]: With dead ends: 10760 [2018-12-09 03:01:24,040 INFO L226 Difference]: Without dead ends: 5262 [2018-12-09 03:01:24,048 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 733 GetRequests, 724 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-12-09 03:01:24,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5262 states. [2018-12-09 03:01:24,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5262 to 5094. [2018-12-09 03:01:24,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5094 states. [2018-12-09 03:01:24,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5094 states to 5094 states and 6785 transitions. [2018-12-09 03:01:24,125 INFO L78 Accepts]: Start accepts. Automaton has 5094 states and 6785 transitions. Word has length 362 [2018-12-09 03:01:24,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:01:24,126 INFO L480 AbstractCegarLoop]: Abstraction has 5094 states and 6785 transitions. [2018-12-09 03:01:24,126 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-09 03:01:24,126 INFO L276 IsEmpty]: Start isEmpty. Operand 5094 states and 6785 transitions. [2018-12-09 03:01:24,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2018-12-09 03:01:24,134 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:01:24,134 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 03:01:24,135 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:01:24,135 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:24,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1078386067, now seen corresponding path program 1 times [2018-12-09 03:01:24,135 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 03:01:24,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:24,136 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:24,136 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:24,136 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 03:01:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:24,278 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 279 proven. 100 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-09 03:01:24,278 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:01:24,278 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 03:01:24,278 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 407 with the following transitions: [2018-12-09 03:01:24,278 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], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [437], [439], [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], [623], [625], [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], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 03:01:24,281 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 03:01:24,281 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 03:01:24,512 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 03:01:24,512 INFO L272 AbstractInterpreter]: Visited 143 different actions 560 times. Merged at 7 different actions 24 times. Never widened. Performed 7885 root evaluator evaluations with a maximum evaluation depth of 10. Performed 7885 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 6 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-09 03:01:24,514 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:24,514 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 03:01:24,514 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:01:24,514 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 03:01:24,520 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:24,520 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 03:01:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:24,573 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 03:01:24,678 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 422 proven. 2 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 03:01:24,678 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 03:01:24,775 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 279 proven. 100 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2018-12-09 03:01:24,790 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 03:01:24,790 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 11 [2018-12-09 03:01:24,790 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 03:01:24,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 03:01:24,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 03:01:24,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-12-09 03:01:24,791 INFO L87 Difference]: Start difference. First operand 5094 states and 6785 transitions. Second operand 9 states. [2018-12-09 03:01:26,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:01:26,755 INFO L93 Difference]: Finished difference Result 13125 states and 20588 transitions. [2018-12-09 03:01:26,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-09 03:01:26,756 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 406 [2018-12-09 03:01:26,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:01:26,784 INFO L225 Difference]: With dead ends: 13125 [2018-12-09 03:01:26,784 INFO L226 Difference]: Without dead ends: 8225 [2018-12-09 03:01:26,796 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 835 GetRequests, 816 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=128, Invalid=252, Unknown=0, NotChecked=0, Total=380 [2018-12-09 03:01:26,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8225 states. [2018-12-09 03:01:26,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8225 to 8099. [2018-12-09 03:01:26,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8099 states. [2018-12-09 03:01:26,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8099 states to 8099 states and 12074 transitions. [2018-12-09 03:01:26,948 INFO L78 Accepts]: Start accepts. Automaton has 8099 states and 12074 transitions. Word has length 406 [2018-12-09 03:01:26,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:01:26,948 INFO L480 AbstractCegarLoop]: Abstraction has 8099 states and 12074 transitions. [2018-12-09 03:01:26,948 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 03:01:26,948 INFO L276 IsEmpty]: Start isEmpty. Operand 8099 states and 12074 transitions. [2018-12-09 03:01:26,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2018-12-09 03:01:26,963 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 03:01:26,963 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-12-09 03:01:26,963 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 03:01:26,963 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:26,963 INFO L82 PathProgramCache]: Analyzing trace with hash 1521620875, now seen corresponding path program 1 times [2018-12-09 03:01:26,963 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 03:01:26,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:26,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:26,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 03:01:26,964 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 03:01:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:27,106 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 332 proven. 58 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2018-12-09 03:01:27,106 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:01:27,106 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 03:01:27,106 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 443 with the following transitions: [2018-12-09 03:01:27,106 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], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [437], [439], [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], [819], [1084], [1088], [1097], [1101], [1103], [1108], [1109], [1110], [1112], [1113] [2018-12-09 03:01:27,108 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 03:01:27,109 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 03:01:27,355 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 03:01:27,355 INFO L272 AbstractInterpreter]: Visited 150 different actions 597 times. Merged at 7 different actions 29 times. Widened at 1 different actions 1 times. Performed 8549 root evaluator evaluations with a maximum evaluation depth of 10. Performed 8549 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 7 fixpoints after 2 different actions. Largest state had 28 variables. [2018-12-09 03:01:27,362 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 03:01:27,362 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 03:01:27,362 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 03:01:27,362 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 03:01:27,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 03:01:27,368 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 03:01:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 03:01:27,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 03:01:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 289 proven. 116 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 03:01:27,518 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 03:01:27,701 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 401 proven. 4 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-12-09 03:01:27,716 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 03:01:27,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2018-12-09 03:01:27,716 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 03:01:27,717 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 03:01:27,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 03:01:27,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-12-09 03:01:27,717 INFO L87 Difference]: Start difference. First operand 8099 states and 12074 transitions. Second operand 6 states. [2018-12-09 03:01:28,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 03:01:28,375 INFO L93 Difference]: Finished difference Result 16218 states and 26239 transitions. [2018-12-09 03:01:28,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 03:01:28,375 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 442 [2018-12-09 03:01:28,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 03:01:28,376 INFO L225 Difference]: With dead ends: 16218 [2018-12-09 03:01:28,376 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 03:01:28,403 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 893 GetRequests, 882 SyntacticMatches, 4 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2018-12-09 03:01:28,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 03:01:28,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 03:01:28,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 03:01:28,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 03:01:28,404 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 442 [2018-12-09 03:01:28,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 03:01:28,404 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 03:01:28,404 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 03:01:28,404 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 03:01:28,405 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 03:01:28,408 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 03:01:28,564 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:01:28,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:01:28,761 WARN L180 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 329 DAG size of output: 130 [2018-12-09 03:01:28,826 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:01:28,905 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 03:01:28,963 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 130 [2018-12-09 03:01:29,186 WARN L180 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 32 [2018-12-09 03:01:29,432 WARN L180 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 41 [2018-12-09 03:01:29,687 WARN L180 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 41 [2018-12-09 03:01:29,689 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 03:01:29,689 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)|) (= |old(~a25~0)| ~a25~0) (= ~a4~0 |old(~a4~0)|)) [2018-12-09 03:01:29,689 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 03:01:29,689 INFO L448 ceAbstractionStarter]: For program point L168(line 168) no Hoare annotation was computed. [2018-12-09 03:01:29,689 INFO L448 ceAbstractionStarter]: For program point L102(line 102) no Hoare annotation was computed. [2018-12-09 03:01:29,689 INFO L448 ceAbstractionStarter]: For program point L36(line 36) no Hoare annotation was computed. [2018-12-09 03:01:29,689 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,689 INFO L448 ceAbstractionStarter]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,689 INFO L448 ceAbstractionStarter]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,689 INFO L448 ceAbstractionStarter]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,689 INFO L448 ceAbstractionStarter]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L39(line 39) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L174(line 174) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L108(line 108) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L42(line 42) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,690 INFO L448 ceAbstractionStarter]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L111(line 111) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L45(line 45) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L970(lines 970 980) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L904(lines 904 914) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L180(line 180) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L114(line 114) no Hoare annotation was computed. [2018-12-09 03:01:29,691 INFO L448 ceAbstractionStarter]: For program point L48(line 48) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L183(line 183) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L117(line 117) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L51(line 51) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L515(lines 515 525) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L648(lines 648 657) no Hoare annotation was computed. [2018-12-09 03:01:29,692 INFO L448 ceAbstractionStarter]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L186(line 186) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L54(line 54) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L189(line 189) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L916(lines 916 926) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L718(lines 718 730) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L587(lines 587 597) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2018-12-09 03:01:29,693 INFO L448 ceAbstractionStarter]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse0 (and (= ~a29~0 |old(~a29~0)|) (= ~a23~0 |old(~a23~0)|) (= |old(~a25~0)| ~a25~0) (= ~a4~0 |old(~a4~0)|))) (.cse1 (not (= 1 |old(~a4~0)|)))) (and (or .cse0 (<= |old(~a23~0)| 138) .cse1) (or (< 0 |old(~a4~0)|) .cse0) (or .cse1 (= 13 |old(~a25~0)|) .cse0) (or (< 245 |old(~a29~0)|) .cse0 .cse1))) [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L192(line 192) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L60(line 60) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L195(line 195) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,694 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L198(line 198) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L66(line 66) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L399(lines 399 410) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L69(line 69) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,695 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 186) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L72(line 72) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L866(lines 866 875) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L75(line 75) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,696 INFO L448 ceAbstractionStarter]: For program point L604(lines 604 614) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L78(line 78) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 815) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L147(line 147) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L940(lines 940 952) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2018-12-09 03:01:29,697 INFO L448 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L150(line 150) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L153(line 153) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,698 INFO L448 ceAbstractionStarter]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L23(lines 23 25) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L156(line 156) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L24(line 24) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 499) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L159(line 159) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,699 INFO L448 ceAbstractionStarter]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L162(line 162) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L96(line 96) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L758(lines 758 768) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L99(line 99) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L33(line 33) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,700 INFO L448 ceAbstractionStarter]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point L695(lines 695 705) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a23~0 312) (= ~a8~0 15) (= ~a29~0 130) (= 1 ~a4~0) (= ~a25~0 10) (= ~a3~0 1)) [2018-12-09 03:01:29,701 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (= 10 |old(~a25~0)|)) (and (= ~a29~0 |old(~a29~0)|) (= ~a25~0 10) (= ~a23~0 312) (= ~a4~0 |old(~a4~0)|)) (not (= 15 ~a8~0)) (not (= 1 ~a3~0)) (not (= 312 |old(~a23~0)|)) (not (= 1 |old(~a4~0)|)) (not (= 130 |old(~a29~0)|))) [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L444 ceAbstractionStarter]: At program point L1042(line 1042) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (not (= 10 |old(~a25~0)|)) (not (= 130 |old(~a29~0)|)) (and (<= ~a29~0 245) .cse0) (and .cse0 (< 138 ~a23~0)) (not (= 1 ~a3~0)) (<= ~a4~0 0) (not (= 312 |old(~a23~0)|)) (and (not (= ~a25~0 13)) .cse0) (not (= 15 ~a8~0)) (not (= 1 |old(~a4~0)|)))) [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L448 ceAbstractionStarter]: For program point L1039(line 1039) no Hoare annotation was computed. [2018-12-09 03:01:29,701 INFO L444 ceAbstractionStarter]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (let ((.cse0 (= 1 ~a4~0))) (or (not (= 10 |old(~a25~0)|)) (not (= 130 |old(~a29~0)|)) (and (<= ~a29~0 245) .cse0) (and .cse0 (< 138 ~a23~0)) (not (= 1 ~a3~0)) (<= ~a4~0 0) (not (= 312 |old(~a23~0)|)) (and (not (= ~a25~0 13)) .cse0) (not (= 15 ~a8~0)) (not (= 1 |old(~a4~0)|)))) [2018-12-09 03:01:29,702 INFO L448 ceAbstractionStarter]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2018-12-09 03:01:29,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 03:01:29 BoogieIcfgContainer [2018-12-09 03:01:29,707 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 03:01:29,708 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 03:01:29,708 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 03:01:29,708 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 03:01:29,708 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 03:01:01" (3/4) ... [2018-12-09 03:01:29,710 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 03:01:29,713 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 03:01:29,714 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 03:01:29,714 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 03:01:29,721 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 03:01:29,721 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 03:01:29,738 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((!(10 == \old(a25)) || !(130 == \old(a29))) || (a29 <= 245 && 1 == a4)) || (1 == a4 && 138 < a23)) || !(1 == a3)) || a4 <= 0) || !(312 == \old(a23))) || (!(a25 == 13) && 1 == a4)) || !(15 == a8)) || !(1 == \old(a4)) [2018-12-09 03:01:29,794 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ebc9f3a3-8b16-4472-9dd5-193b801a8bd8/bin-2019/utaipan/witness.graphml [2018-12-09 03:01:29,795 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 03:01:29,795 INFO L168 Benchmark]: Toolchain (without parser) took 29788.81 ms. Allocated memory was 1.0 GB in the beginning and 3.5 GB in the end (delta: 2.5 GB). Free memory was 942.7 MB in the beginning and 2.9 GB in the end (delta: -2.0 GB). Peak memory consumption was 540.7 MB. Max. memory is 11.5 GB. [2018-12-09 03:01:29,796 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 03:01:29,796 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 942.7 MB in the beginning and 1.1 GB in the end (delta: -184.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. [2018-12-09 03:01:29,796 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. [2018-12-09 03:01:29,796 INFO L168 Benchmark]: Boogie Preprocessor took 52.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2018-12-09 03:01:29,796 INFO L168 Benchmark]: RCFGBuilder took 1004.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 946.7 MB in the end (delta: 170.2 MB). Peak memory consumption was 170.2 MB. Max. memory is 11.5 GB. [2018-12-09 03:01:29,796 INFO L168 Benchmark]: TraceAbstraction took 28216.62 ms. Allocated memory was 1.2 GB in the beginning and 3.5 GB in the end (delta: 2.3 GB). Free memory was 946.7 MB in the beginning and 2.9 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-12-09 03:01:29,797 INFO L168 Benchmark]: Witness Printer took 87.03 ms. Allocated memory is still 3.5 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 355.3 kB). Peak memory consumption was 355.3 kB. Max. memory is 11.5 GB. [2018-12-09 03:01:29,798 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 976.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 403.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 942.7 MB in the beginning and 1.1 GB in the end (delta: -184.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.60 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1004.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 946.7 MB in the end (delta: 170.2 MB). Peak memory consumption was 170.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28216.62 ms. Allocated memory was 1.2 GB in the beginning and 3.5 GB in the end (delta: 2.3 GB). Free memory was 946.7 MB in the beginning and 2.9 GB in the end (delta: -2.0 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 87.03 ms. Allocated memory is still 3.5 GB. Free memory was 2.9 GB in the beginning and 2.9 GB in the end (delta: 355.3 kB). Peak memory consumption was 355.3 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 186]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: ((((((((!(10 == \old(a25)) || !(130 == \old(a29))) || (a29 <= 245 && 1 == a4)) || (1 == a4 && 138 < a23)) || !(1 == a3)) || a4 <= 0) || !(312 == \old(a23))) || (!(a25 == 13) && 1 == a4)) || !(15 == a8)) || !(1 == \old(a4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. SAFE Result, 28.1s OverallTime, 9 OverallIterations, 4 TraceHistogramMax, 17.5s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 857 SDtfs, 5202 SDslu, 729 SDs, 0 SdLazy, 9488 SolverSat, 1916 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.3s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 3295 GetRequests, 3222 SyntacticMatches, 12 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8099occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 1.7s AbstIntTime, 5 AbstIntIterations, 1 AbstIntStrong, 0.9977212771203157 AbsIntWeakeningRatio, 0.1346153846153846 AbsIntAvgWeakeningVarsNumRemoved, 18.326923076923077 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 9 MinimizatonAttempts, 364 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 369 PreInvPairs, 649 NumberOfFragments, 255 HoareAnnotationTreeSize, 369 FomulaSimplifications, 24145 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 5473 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 3825 NumberOfCodeBlocks, 3825 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 5311 ConstructedInterpolants, 2 QuantifiedInterpolants, 4835699 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2452 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 17 InterpolantComputations, 5 PerfectInterpolantSequences, 4833/5463 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...