./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label56_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_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label56_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/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 653ec9aaf3783b4b37cca3e5ff87617c6477f454 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 09:41:51,377 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 09:41:51,378 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 09:41:51,384 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 09:41:51,385 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 09:41:51,385 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 09:41:51,386 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 09:41:51,387 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 09:41:51,388 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 09:41:51,388 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 09:41:51,389 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 09:41:51,389 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 09:41:51,389 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 09:41:51,390 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 09:41:51,390 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 09:41:51,391 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 09:41:51,391 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 09:41:51,392 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 09:41:51,393 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 09:41:51,394 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 09:41:51,395 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 09:41:51,395 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 09:41:51,396 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 09:41:51,397 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 09:41:51,397 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 09:41:51,397 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 09:41:51,398 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 09:41:51,398 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 09:41:51,399 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 09:41:51,399 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 09:41:51,400 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 09:41:51,400 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 09:41:51,400 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 09:41:51,400 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 09:41:51,401 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 09:41:51,401 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 09:41:51,401 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-09 09:41:51,409 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 09:41:51,409 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 09:41:51,410 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 09:41:51,410 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 09:41:51,410 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 09:41:51,410 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 09:41:51,410 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 09:41:51,410 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 09:41:51,411 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 09:41:51,411 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 09:41:51,411 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 09:41:51,411 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 09:41:51,411 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 09:41:51,411 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 09:41:51,412 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 09:41:51,412 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 09:41:51,412 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 09:41:51,412 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 09:41:51,412 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 09:41:51,412 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 09:41:51,412 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 09:41:51,412 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 09:41:51,412 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 09:41:51,413 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 09:41:51,413 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 09:41:51,413 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 09:41:51,413 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 09:41:51,413 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 09:41:51,413 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 09:41:51,413 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 09:41:51,413 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 09:41:51,413 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 09:41:51,414 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 09:41:51,414 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 09:41:51,414 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 09:41:51,414 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 09:41:51,414 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_6750ec00-fe13-4cc5-96f9-301aab0f55a8/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 -> 653ec9aaf3783b4b37cca3e5ff87617c6477f454 [2018-12-09 09:41:51,432 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 09:41:51,441 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 09:41:51,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 09:41:51,445 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 09:41:51,445 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 09:41:51,446 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem03_label56_true-unreach-call.c [2018-12-09 09:41:51,490 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/data/48a91e608/6c689c4a080c4d97a59d527dcb422608/FLAGebfca0587 [2018-12-09 09:41:51,966 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 09:41:51,966 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/sv-benchmarks/c/eca-rers2012/Problem03_label56_true-unreach-call.c [2018-12-09 09:41:51,975 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/data/48a91e608/6c689c4a080c4d97a59d527dcb422608/FLAGebfca0587 [2018-12-09 09:41:51,984 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/data/48a91e608/6c689c4a080c4d97a59d527dcb422608 [2018-12-09 09:41:51,986 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 09:41:51,987 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 09:41:51,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 09:41:51,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 09:41:51,989 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 09:41:51,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:41:51" (1/1) ... [2018-12-09 09:41:51,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fdfc843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:51, skipping insertion in model container [2018-12-09 09:41:51,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 09:41:51" (1/1) ... [2018-12-09 09:41:51,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 09:41:52,036 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 09:41:52,325 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:41:52,329 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 09:41:52,505 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 09:41:52,516 INFO L195 MainTranslator]: Completed translation [2018-12-09 09:41:52,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:52 WrapperNode [2018-12-09 09:41:52,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 09:41:52,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 09:41:52,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 09:41:52,517 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 09:41:52,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:52" (1/1) ... [2018-12-09 09:41:52,538 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:52" (1/1) ... [2018-12-09 09:41:52,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 09:41:52,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 09:41:52,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 09:41:52,543 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 09:41:52,549 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:52" (1/1) ... [2018-12-09 09:41:52,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:52" (1/1) ... [2018-12-09 09:41:52,554 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:52" (1/1) ... [2018-12-09 09:41:52,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:52" (1/1) ... [2018-12-09 09:41:52,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:52" (1/1) ... [2018-12-09 09:41:52,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:52" (1/1) ... [2018-12-09 09:41:52,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:52" (1/1) ... [2018-12-09 09:41:52,596 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 09:41:52,596 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 09:41:52,596 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 09:41:52,596 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 09:41:52,597 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 09:41:52,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 09:41:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 09:41:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-09 09:41:52,629 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-09 09:41:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 09:41:52,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 09:41:52,629 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 09:41:52,629 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 09:41:53,641 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 09:41:53,641 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-09 09:41:53,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:41:53 BoogieIcfgContainer [2018-12-09 09:41:53,641 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 09:41:53,642 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 09:41:53,642 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 09:41:53,644 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 09:41:53,644 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 09:41:51" (1/3) ... [2018-12-09 09:41:53,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65664b87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:41:53, skipping insertion in model container [2018-12-09 09:41:53,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 09:41:52" (2/3) ... [2018-12-09 09:41:53,645 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65664b87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 09:41:53, skipping insertion in model container [2018-12-09 09:41:53,645 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:41:53" (3/3) ... [2018-12-09 09:41:53,646 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label56_true-unreach-call.c [2018-12-09 09:41:53,652 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 09:41:53,658 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 09:41:53,667 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 09:41:53,688 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 09:41:53,688 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 09:41:53,688 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 09:41:53,688 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 09:41:53,688 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 09:41:53,688 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 09:41:53,689 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 09:41:53,689 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 09:41:53,703 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states. [2018-12-09 09:41:53,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-12-09 09:41:53,711 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:41:53,711 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:41:53,713 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:41:53,716 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:41:53,716 INFO L82 PathProgramCache]: Analyzing trace with hash 1923555504, now seen corresponding path program 1 times [2018-12-09 09:41:53,717 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:41:53,745 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:41:53,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:41:53,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:41:53,746 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:41:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:41:54,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:41:54,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:41:54,080 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 09:41:54,080 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:41:54,083 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:41:54,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:41:54,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:41:54,093 INFO L87 Difference]: Start difference. First operand 311 states. Second operand 3 states. [2018-12-09 09:41:54,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:41:54,701 INFO L93 Difference]: Finished difference Result 841 states and 1486 transitions. [2018-12-09 09:41:54,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:41:54,702 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 179 [2018-12-09 09:41:54,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:41:54,712 INFO L225 Difference]: With dead ends: 841 [2018-12-09 09:41:54,713 INFO L226 Difference]: Without dead ends: 468 [2018-12-09 09:41:54,716 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:41:54,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2018-12-09 09:41:54,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 463. [2018-12-09 09:41:54,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2018-12-09 09:41:54,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 714 transitions. [2018-12-09 09:41:54,757 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 714 transitions. Word has length 179 [2018-12-09 09:41:54,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:41:54,757 INFO L480 AbstractCegarLoop]: Abstraction has 463 states and 714 transitions. [2018-12-09 09:41:54,758 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:41:54,758 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 714 transitions. [2018-12-09 09:41:54,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2018-12-09 09:41:54,761 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:41:54,761 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:41:54,761 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:41:54,762 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:41:54,762 INFO L82 PathProgramCache]: Analyzing trace with hash 1452588996, now seen corresponding path program 1 times [2018-12-09 09:41:54,762 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:41:54,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:41:54,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:41:54,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:41:54,763 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:41:54,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:41:54,909 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:41:54,909 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:41:54,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 09:41:54,909 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:41:54,910 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:41:54,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:41:54,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:41:54,911 INFO L87 Difference]: Start difference. First operand 463 states and 714 transitions. Second operand 3 states. [2018-12-09 09:41:55,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:41:55,482 INFO L93 Difference]: Finished difference Result 1347 states and 2100 transitions. [2018-12-09 09:41:55,483 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:41:55,483 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 191 [2018-12-09 09:41:55,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:41:55,486 INFO L225 Difference]: With dead ends: 1347 [2018-12-09 09:41:55,486 INFO L226 Difference]: Without dead ends: 890 [2018-12-09 09:41:55,488 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:41:55,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 890 states. [2018-12-09 09:41:55,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 890 to 888. [2018-12-09 09:41:55,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 888 states. [2018-12-09 09:41:55,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 888 states and 1295 transitions. [2018-12-09 09:41:55,511 INFO L78 Accepts]: Start accepts. Automaton has 888 states and 1295 transitions. Word has length 191 [2018-12-09 09:41:55,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:41:55,511 INFO L480 AbstractCegarLoop]: Abstraction has 888 states and 1295 transitions. [2018-12-09 09:41:55,512 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:41:55,512 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1295 transitions. [2018-12-09 09:41:55,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2018-12-09 09:41:55,516 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:41:55,516 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:41:55,516 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:41:55,517 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:41:55,517 INFO L82 PathProgramCache]: Analyzing trace with hash 1850089128, now seen corresponding path program 1 times [2018-12-09 09:41:55,517 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:41:55,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:41:55,518 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:41:55,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:41:55,518 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:41:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:41:55,627 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:41:55,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:41:55,627 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 09:41:55,627 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:41:55,628 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:41:55,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:41:55,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:41:55,628 INFO L87 Difference]: Start difference. First operand 888 states and 1295 transitions. Second operand 3 states. [2018-12-09 09:41:56,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:41:56,180 INFO L93 Difference]: Finished difference Result 2618 states and 3883 transitions. [2018-12-09 09:41:56,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:41:56,181 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 193 [2018-12-09 09:41:56,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:41:56,185 INFO L225 Difference]: With dead ends: 2618 [2018-12-09 09:41:56,185 INFO L226 Difference]: Without dead ends: 1736 [2018-12-09 09:41:56,186 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 09:41:56,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1736 states. [2018-12-09 09:41:56,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1736 to 1719. [2018-12-09 09:41:56,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1719 states. [2018-12-09 09:41:56,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1719 states to 1719 states and 2498 transitions. [2018-12-09 09:41:56,209 INFO L78 Accepts]: Start accepts. Automaton has 1719 states and 2498 transitions. Word has length 193 [2018-12-09 09:41:56,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:41:56,209 INFO L480 AbstractCegarLoop]: Abstraction has 1719 states and 2498 transitions. [2018-12-09 09:41:56,209 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:41:56,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2498 transitions. [2018-12-09 09:41:56,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-09 09:41:56,212 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:41:56,212 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:41:56,212 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:41:56,212 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:41:56,213 INFO L82 PathProgramCache]: Analyzing trace with hash -991429437, now seen corresponding path program 1 times [2018-12-09 09:41:56,213 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:41:56,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:41:56,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:41:56,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:41:56,213 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:41:56,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:41:56,289 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:41:56,289 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 09:41:56,290 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-09 09:41:56,290 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:41:56,290 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-09 09:41:56,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-09 09:41:56,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-09 09:41:56,290 INFO L87 Difference]: Start difference. First operand 1719 states and 2498 transitions. Second operand 6 states. [2018-12-09 09:41:57,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:41:57,178 INFO L93 Difference]: Finished difference Result 5228 states and 8224 transitions. [2018-12-09 09:41:57,178 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-09 09:41:57,178 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 196 [2018-12-09 09:41:57,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:41:57,198 INFO L225 Difference]: With dead ends: 5228 [2018-12-09 09:41:57,198 INFO L226 Difference]: Without dead ends: 3515 [2018-12-09 09:41:57,203 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-09 09:41:57,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3515 states. [2018-12-09 09:41:57,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3515 to 3439. [2018-12-09 09:41:57,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3439 states. [2018-12-09 09:41:57,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3439 states to 3439 states and 5104 transitions. [2018-12-09 09:41:57,263 INFO L78 Accepts]: Start accepts. Automaton has 3439 states and 5104 transitions. Word has length 196 [2018-12-09 09:41:57,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:41:57,263 INFO L480 AbstractCegarLoop]: Abstraction has 3439 states and 5104 transitions. [2018-12-09 09:41:57,263 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-09 09:41:57,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3439 states and 5104 transitions. [2018-12-09 09:41:57,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-12-09 09:41:57,268 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:41:57,268 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:41:57,268 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:41:57,268 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:41:57,268 INFO L82 PathProgramCache]: Analyzing trace with hash -1888360401, now seen corresponding path program 1 times [2018-12-09 09:41:57,269 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:41:57,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:41:57,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:41:57,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:41:57,269 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:41:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:41:57,358 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:41:57,359 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:41:57,359 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 09:41:57,360 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 209 with the following transitions: [2018-12-09 09:41:57,361 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [28], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-09 09:41:57,397 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 09:41:57,397 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 09:41:57,859 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 09:41:57,860 INFO L272 AbstractInterpreter]: Visited 180 different actions 180 times. Never merged. Never widened. Performed 4057 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4057 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 88 variables. [2018-12-09 09:41:57,865 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:41:57,865 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 09:41:58,312 INFO L227 lantSequenceWeakener]: Weakened 199 states. On average, predicates are now at 72.67% of their original sizes. [2018-12-09 09:41:58,312 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 09:41:58,414 INFO L418 sIntCurrentIteration]: We unified 207 AI predicates to 207 [2018-12-09 09:41:58,414 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 09:41:58,414 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 09:41:58,415 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [6] total 17 [2018-12-09 09:41:58,415 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:41:58,415 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-09 09:41:58,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-09 09:41:58,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2018-12-09 09:41:58,415 INFO L87 Difference]: Start difference. First operand 3439 states and 5104 transitions. Second operand 13 states. [2018-12-09 09:42:05,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:42:05,671 INFO L93 Difference]: Finished difference Result 7080 states and 10521 transitions. [2018-12-09 09:42:05,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-09 09:42:05,672 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 208 [2018-12-09 09:42:05,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:42:05,681 INFO L225 Difference]: With dead ends: 7080 [2018-12-09 09:42:05,682 INFO L226 Difference]: Without dead ends: 3647 [2018-12-09 09:42:05,687 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 208 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2018-12-09 09:42:05,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3647 states. [2018-12-09 09:42:05,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3647 to 3646. [2018-12-09 09:42:05,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3646 states. [2018-12-09 09:42:05,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 3646 states and 5321 transitions. [2018-12-09 09:42:05,744 INFO L78 Accepts]: Start accepts. Automaton has 3646 states and 5321 transitions. Word has length 208 [2018-12-09 09:42:05,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:42:05,744 INFO L480 AbstractCegarLoop]: Abstraction has 3646 states and 5321 transitions. [2018-12-09 09:42:05,744 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-09 09:42:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 3646 states and 5321 transitions. [2018-12-09 09:42:05,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2018-12-09 09:42:05,749 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:42:05,749 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:42:05,750 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:42:05,750 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:42:05,750 INFO L82 PathProgramCache]: Analyzing trace with hash -1601110328, now seen corresponding path program 1 times [2018-12-09 09:42:05,750 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:42:05,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:42:05,750 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:42:05,751 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:42:05,751 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:42:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:42:05,834 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:42:05,834 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:42:05,834 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 09:42:05,834 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 218 with the following transitions: [2018-12-09 09:42:05,835 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-09 09:42:05,842 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 09:42:05,842 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 09:42:06,343 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 09:42:06,344 INFO L272 AbstractInterpreter]: Visited 184 different actions 360 times. Merged at 3 different actions 3 times. Never widened. Performed 8441 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8441 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-12-09 09:42:06,346 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:42:06,346 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 09:42:06,347 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:42:06,347 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 09:42:06,353 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:42:06,353 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 09:42:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:42:06,459 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:42:06,522 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:42:06,523 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 09:42:06,608 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-09 09:42:06,623 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-09 09:42:06,623 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-12-09 09:42:06,623 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:42:06,624 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:42:06,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:42:06,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:42:06,624 INFO L87 Difference]: Start difference. First operand 3646 states and 5321 transitions. Second operand 3 states. [2018-12-09 09:42:07,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:42:07,282 INFO L93 Difference]: Finished difference Result 10443 states and 15885 transitions. [2018-12-09 09:42:07,282 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:42:07,282 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2018-12-09 09:42:07,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:42:07,303 INFO L225 Difference]: With dead ends: 10443 [2018-12-09 09:42:07,303 INFO L226 Difference]: Without dead ends: 7010 [2018-12-09 09:42:07,309 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 439 GetRequests, 432 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:42:07,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7010 states. [2018-12-09 09:42:07,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7010 to 6771. [2018-12-09 09:42:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6771 states. [2018-12-09 09:42:07,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6771 states to 6771 states and 10212 transitions. [2018-12-09 09:42:07,440 INFO L78 Accepts]: Start accepts. Automaton has 6771 states and 10212 transitions. Word has length 217 [2018-12-09 09:42:07,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:42:07,441 INFO L480 AbstractCegarLoop]: Abstraction has 6771 states and 10212 transitions. [2018-12-09 09:42:07,441 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:42:07,441 INFO L276 IsEmpty]: Start isEmpty. Operand 6771 states and 10212 transitions. [2018-12-09 09:42:07,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2018-12-09 09:42:07,452 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:42:07,452 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:42:07,452 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:42:07,452 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:42:07,452 INFO L82 PathProgramCache]: Analyzing trace with hash -1853950170, now seen corresponding path program 1 times [2018-12-09 09:42:07,452 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:42:07,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:42:07,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:42:07,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:42:07,453 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:42:07,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:42:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 111 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 09:42:07,688 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:42:07,688 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 09:42:07,688 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 288 with the following transitions: [2018-12-09 09:42:07,688 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [24], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-09 09:42:07,695 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 09:42:07,695 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 09:42:08,065 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-09 09:42:08,065 INFO L272 AbstractInterpreter]: Visited 183 different actions 360 times. Merged at 4 different actions 4 times. Never widened. Performed 8099 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8099 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-12-09 09:42:08,067 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:42:08,067 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-09 09:42:08,487 INFO L227 lantSequenceWeakener]: Weakened 284 states. On average, predicates are now at 72.36% of their original sizes. [2018-12-09 09:42:08,488 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-09 09:42:08,701 INFO L418 sIntCurrentIteration]: We unified 286 AI predicates to 286 [2018-12-09 09:42:08,701 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-09 09:42:08,701 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-09 09:42:08,701 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [8] total 25 [2018-12-09 09:42:08,701 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:42:08,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-09 09:42:08,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-09 09:42:08,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2018-12-09 09:42:08,702 INFO L87 Difference]: Start difference. First operand 6771 states and 10212 transitions. Second operand 19 states. [2018-12-09 09:42:23,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:42:23,897 INFO L93 Difference]: Finished difference Result 13541 states and 20518 transitions. [2018-12-09 09:42:23,897 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-09 09:42:23,897 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 287 [2018-12-09 09:42:23,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:42:23,910 INFO L225 Difference]: With dead ends: 13541 [2018-12-09 09:42:23,910 INFO L226 Difference]: Without dead ends: 6983 [2018-12-09 09:42:23,915 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 295 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2018-12-09 09:42:23,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6983 states. [2018-12-09 09:42:23,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6983 to 6981. [2018-12-09 09:42:23,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6981 states. [2018-12-09 09:42:24,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6981 states to 6981 states and 10432 transitions. [2018-12-09 09:42:24,004 INFO L78 Accepts]: Start accepts. Automaton has 6981 states and 10432 transitions. Word has length 287 [2018-12-09 09:42:24,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:42:24,005 INFO L480 AbstractCegarLoop]: Abstraction has 6981 states and 10432 transitions. [2018-12-09 09:42:24,005 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-09 09:42:24,005 INFO L276 IsEmpty]: Start isEmpty. Operand 6981 states and 10432 transitions. [2018-12-09 09:42:24,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2018-12-09 09:42:24,016 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:42:24,017 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:42:24,017 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:42:24,017 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:42:24,017 INFO L82 PathProgramCache]: Analyzing trace with hash -184206133, now seen corresponding path program 1 times [2018-12-09 09:42:24,017 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:42:24,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:42:24,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:42:24,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:42:24,018 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:42:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:42:24,118 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 127 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:42:24,118 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:42:24,118 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 09:42:24,118 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 308 with the following transitions: [2018-12-09 09:42:24,119 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [5], [10], [12], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-09 09:42:24,123 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 09:42:24,123 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 09:42:24,618 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 09:42:24,619 INFO L272 AbstractInterpreter]: Visited 186 different actions 363 times. Merged at 3 different actions 3 times. Never widened. Performed 8506 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8506 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-12-09 09:42:24,621 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:42:24,622 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 09:42:24,622 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:42:24,622 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 09:42:24,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:42:24,628 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 09:42:24,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:42:24,734 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:42:24,767 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2018-12-09 09:42:24,767 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 09:42:24,807 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 124 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-12-09 09:42:24,821 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-12-09 09:42:24,822 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2018-12-09 09:42:24,822 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 09:42:24,822 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 09:42:24,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 09:42:24,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:42:24,822 INFO L87 Difference]: Start difference. First operand 6981 states and 10432 transitions. Second operand 3 states. [2018-12-09 09:42:25,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:42:25,091 INFO L93 Difference]: Finished difference Result 13536 states and 20419 transitions. [2018-12-09 09:42:25,091 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 09:42:25,092 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 307 [2018-12-09 09:42:25,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:42:25,111 INFO L225 Difference]: With dead ends: 13536 [2018-12-09 09:42:25,111 INFO L226 Difference]: Without dead ends: 6978 [2018-12-09 09:42:25,120 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 618 GetRequests, 613 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-09 09:42:25,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6978 states. [2018-12-09 09:42:25,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6978 to 6978. [2018-12-09 09:42:25,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6978 states. [2018-12-09 09:42:25,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6978 states to 6978 states and 10414 transitions. [2018-12-09 09:42:25,205 INFO L78 Accepts]: Start accepts. Automaton has 6978 states and 10414 transitions. Word has length 307 [2018-12-09 09:42:25,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:42:25,205 INFO L480 AbstractCegarLoop]: Abstraction has 6978 states and 10414 transitions. [2018-12-09 09:42:25,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 09:42:25,205 INFO L276 IsEmpty]: Start isEmpty. Operand 6978 states and 10414 transitions. [2018-12-09 09:42:25,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-09 09:42:25,214 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:42:25,214 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:42:25,214 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:42:25,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:42:25,214 INFO L82 PathProgramCache]: Analyzing trace with hash 1820169658, now seen corresponding path program 1 times [2018-12-09 09:42:25,214 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:42:25,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:42:25,215 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:42:25,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:42:25,215 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:42:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:42:25,322 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 139 proven. 14 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 09:42:25,322 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:42:25,322 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 09:42:25,322 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 312 with the following transitions: [2018-12-09 09:42:25,322 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [36], [37], [41], [45], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-09 09:42:25,325 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 09:42:25,325 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 09:42:25,726 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 09:42:25,726 INFO L272 AbstractInterpreter]: Visited 185 different actions 362 times. Merged at 3 different actions 3 times. Never widened. Performed 8552 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8552 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-12-09 09:42:25,730 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:42:25,730 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 09:42:25,730 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:42:25,730 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 09:42:25,736 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:42:25,736 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 09:42:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:42:25,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:42:25,908 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 64 proven. 93 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 09:42:25,908 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 09:42:26,006 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 155 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 09:42:26,022 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 09:42:26,023 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2018-12-09 09:42:26,023 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 09:42:26,023 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 09:42:26,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 09:42:26,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-12-09 09:42:26,024 INFO L87 Difference]: Start difference. First operand 6978 states and 10414 transitions. Second operand 8 states. [2018-12-09 09:42:29,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:42:29,302 INFO L93 Difference]: Finished difference Result 24415 states and 42669 transitions. [2018-12-09 09:42:29,302 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-12-09 09:42:29,302 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 311 [2018-12-09 09:42:29,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:42:29,348 INFO L225 Difference]: With dead ends: 24415 [2018-12-09 09:42:29,348 INFO L226 Difference]: Without dead ends: 17860 [2018-12-09 09:42:29,360 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 682 GetRequests, 644 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 367 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=305, Invalid=1027, Unknown=0, NotChecked=0, Total=1332 [2018-12-09 09:42:29,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17860 states. [2018-12-09 09:42:29,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17860 to 16929. [2018-12-09 09:42:29,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16929 states. [2018-12-09 09:42:29,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16929 states to 16929 states and 23902 transitions. [2018-12-09 09:42:29,603 INFO L78 Accepts]: Start accepts. Automaton has 16929 states and 23902 transitions. Word has length 311 [2018-12-09 09:42:29,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:42:29,603 INFO L480 AbstractCegarLoop]: Abstraction has 16929 states and 23902 transitions. [2018-12-09 09:42:29,603 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 09:42:29,603 INFO L276 IsEmpty]: Start isEmpty. Operand 16929 states and 23902 transitions. [2018-12-09 09:42:29,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2018-12-09 09:42:29,621 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:42:29,622 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:42:29,622 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:42:29,622 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:42:29,622 INFO L82 PathProgramCache]: Analyzing trace with hash 72483449, now seen corresponding path program 1 times [2018-12-09 09:42:29,622 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:42:29,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:42:29,622 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:42:29,622 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:42:29,623 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:42:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:42:29,745 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 193 proven. 58 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-12-09 09:42:29,745 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:42:29,745 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 09:42:29,745 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 360 with the following transitions: [2018-12-09 09:42:29,746 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [49], [53], [57], [61], [64], [65], [68], [73], [75], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [139], [140], [144], [148], [159], [163], [167], [171], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-09 09:42:29,749 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 09:42:29,749 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 09:42:30,393 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 09:42:30,393 INFO L272 AbstractInterpreter]: Visited 186 different actions 552 times. Merged at 6 different actions 15 times. Never widened. Performed 13053 root evaluator evaluations with a maximum evaluation depth of 3. Performed 13053 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 3 fixpoints after 3 different actions. Largest state had 88 variables. [2018-12-09 09:42:30,394 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:42:30,394 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 09:42:30,394 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:42:30,394 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/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 09:42:30,400 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:42:30,400 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 09:42:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:42:30,520 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:42:30,584 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 156 proven. 93 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-09 09:42:30,585 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 09:42:30,688 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 247 proven. 2 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2018-12-09 09:42:30,703 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 09:42:30,703 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2018-12-09 09:42:30,703 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 09:42:30,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-09 09:42:30,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-09 09:42:30,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-12-09 09:42:30,704 INFO L87 Difference]: Start difference. First operand 16929 states and 23902 transitions. Second operand 8 states. [2018-12-09 09:42:33,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:42:33,915 INFO L93 Difference]: Finished difference Result 42957 states and 70531 transitions. [2018-12-09 09:42:33,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-09 09:42:33,916 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 359 [2018-12-09 09:42:33,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:42:33,990 INFO L225 Difference]: With dead ends: 42957 [2018-12-09 09:42:33,990 INFO L226 Difference]: Without dead ends: 26451 [2018-12-09 09:42:34,011 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 765 GetRequests, 734 SyntacticMatches, 3 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=205, Invalid=665, Unknown=0, NotChecked=0, Total=870 [2018-12-09 09:42:34,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26451 states. [2018-12-09 09:42:34,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26451 to 25112. [2018-12-09 09:42:34,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25112 states. [2018-12-09 09:42:34,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25112 states to 25112 states and 34298 transitions. [2018-12-09 09:42:34,391 INFO L78 Accepts]: Start accepts. Automaton has 25112 states and 34298 transitions. Word has length 359 [2018-12-09 09:42:34,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:42:34,391 INFO L480 AbstractCegarLoop]: Abstraction has 25112 states and 34298 transitions. [2018-12-09 09:42:34,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-09 09:42:34,391 INFO L276 IsEmpty]: Start isEmpty. Operand 25112 states and 34298 transitions. [2018-12-09 09:42:34,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2018-12-09 09:42:34,416 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 09:42:34,416 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 09:42:34,416 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 09:42:34,416 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:42:34,416 INFO L82 PathProgramCache]: Analyzing trace with hash 407897459, now seen corresponding path program 1 times [2018-12-09 09:42:34,417 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 09:42:34,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:42:34,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:42:34,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 09:42:34,417 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 09:42:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:42:34,618 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 254 proven. 116 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2018-12-09 09:42:34,618 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:42:34,618 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-09 09:42:34,618 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 418 with the following transitions: [2018-12-09 09:42:34,619 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [25], [29], [33], [37], [41], [45], [48], [49], [53], [57], [61], [64], [65], [76], [80], [84], [88], [92], [96], [100], [104], [108], [112], [116], [120], [124], [128], [132], [136], [140], [144], [148], [159], [163], [167], [171], [174], [175], [179], [183], [187], [191], [202], [206], [210], [221], [225], [229], [233], [237], [240], [241], [245], [249], [253], [257], [261], [265], [269], [273], [277], [281], [285], [289], [293], [297], [308], [312], [323], [327], [331], [335], [339], [343], [347], [351], [355], [359], [363], [367], [371], [375], [379], [383], [394], [398], [402], [406], [417], [421], [424], [425], [429], [433], [437], [441], [445], [449], [453], [457], [461], [472], [476], [480], [484], [488], [492], [496], [500], [504], [508], [512], [516], [520], [524], [528], [532], [536], [540], [551], [555], [559], [570], [574], [585], [589], [593], [597], [601], [605], [609], [613], [624], [635], [646], [650], [654], [658], [662], [666], [673], [681], [689], [697], [705], [713], [721], [729], [737], [745], [753], [761], [769], [777], [785], [793], [801], [809], [817], [825], [833], [841], [849], [857], [865], [873], [881], [889], [897], [901], [903], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-09 09:42:34,622 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-09 09:42:34,622 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-09 09:42:35,033 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-09 09:42:35,033 INFO L272 AbstractInterpreter]: Visited 187 different actions 371 times. Merged at 6 different actions 8 times. Never widened. Performed 8614 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8614 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 2 fixpoints after 2 different actions. Largest state had 88 variables. [2018-12-09 09:42:35,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 09:42:35,035 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-09 09:42:35,035 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-09 09:42:35,036 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-09 09:42:35,041 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 09:42:35,041 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-09 09:42:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 09:42:35,174 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 09:42:35,228 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 324 proven. 2 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2018-12-09 09:42:35,228 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-09 09:42:35,311 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 290 proven. 17 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2018-12-09 09:42:35,327 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-09 09:42:35,327 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-09 09:42:35,327 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-09 09:42:35,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-09 09:42:35,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-09 09:42:35,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-12-09 09:42:35,328 INFO L87 Difference]: Start difference. First operand 25112 states and 34298 transitions. Second operand 9 states. [2018-12-09 09:42:36,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 09:42:36,913 INFO L93 Difference]: Finished difference Result 48267 states and 65643 transitions. [2018-12-09 09:42:36,913 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-12-09 09:42:36,913 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 417 [2018-12-09 09:42:36,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 09:42:36,914 INFO L225 Difference]: With dead ends: 48267 [2018-12-09 09:42:36,914 INFO L226 Difference]: Without dead ends: 0 [2018-12-09 09:42:36,950 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 858 GetRequests, 840 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=116, Invalid=264, Unknown=0, NotChecked=0, Total=380 [2018-12-09 09:42:36,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-09 09:42:36,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-09 09:42:36,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-09 09:42:36,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-09 09:42:36,950 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 417 [2018-12-09 09:42:36,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 09:42:36,950 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-09 09:42:36,950 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-09 09:42:36,950 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-09 09:42:36,951 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-09 09:42:36,953 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-09 09:42:37,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,133 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,150 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,152 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,161 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,164 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,187 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,245 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,323 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,332 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,342 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,385 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,526 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,534 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,563 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,621 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,671 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,805 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,815 WARN L180 SmtUtils]: Spent 695.00 ms on a formula simplification. DAG size of input: 770 DAG size of output: 579 [2018-12-09 09:42:37,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,825 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,836 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,855 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,886 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,890 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,936 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,954 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,962 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:37,971 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,075 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,107 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,114 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,119 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,203 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,223 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,237 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,264 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,310 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,349 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,352 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-09 09:42:38,489 WARN L180 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 764 DAG size of output: 574 [2018-12-09 09:42:38,737 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 129 [2018-12-09 09:42:39,907 WARN L180 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 384 DAG size of output: 167 [2018-12-09 09:42:41,648 WARN L180 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 597 DAG size of output: 113 [2018-12-09 09:42:43,299 WARN L180 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 591 DAG size of output: 113 [2018-12-09 09:42:43,300 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= |old(~a22~0)| ~a22~0) (= ~a27~0 |old(~a27~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a6~0 |old(~a6~0)|) (<= |old(~a3~0)| ~a3~0) (<= ~a3~0 |old(~a3~0)|) (= ~a26~0 |old(~a26~0)|)) [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,301 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-12-09 09:42:43,302 INFO L448 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,303 INFO L448 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,304 INFO L448 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,305 INFO L448 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,306 INFO L448 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-12-09 09:42:43,306 INFO L448 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-12-09 09:42:43,306 INFO L448 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,306 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse28 (= 1 ~a12~0)) (.cse9 (= 1 |old(~a12~0)|)) (.cse30 (= ~a12~0 |old(~a12~0)|)) (.cse25 (= |old(~a22~0)| ~a22~0)) (.cse29 (= ~a27~0 |old(~a27~0)|)) (.cse26 (= ~a5~0 |old(~a5~0)|)) (.cse22 (= ~a6~0 |old(~a6~0)|)) (.cse27 (<= |old(~a3~0)| ~a3~0)) (.cse23 (<= ~a3~0 |old(~a3~0)|)) (.cse24 (= ~a26~0 |old(~a26~0)|))) (let ((.cse6 (not (= 1 |old(~a6~0)|))) (.cse21 (not (= 1 |old(~a27~0)|))) (.cse8 (< 0 |old(~a27~0)|)) (.cse1 (and .cse30 .cse25 .cse29 .cse26 .cse22 .cse27 .cse23 .cse24)) (.cse10 (and .cse30 .cse22 .cse23 .cse24 .cse25 .cse29 .cse26 .cse27)) (.cse3 (not .cse9)) (.cse4 (and .cse22 .cse23 .cse24 .cse25 .cse29 .cse26 .cse27 .cse28)) (.cse0 (not (= 1 |old(~a5~0)|))) (.cse7 (not (= 1 |old(~a26~0)|))) (.cse2 (not (= 1 ~a18~0))) (.cse5 (< 0 |old(~a3~0)|))) (and (or .cse0 .cse1 .cse2 (< |old(~a3~0)| 2)) (or .cse3 .cse0 .cse2 .cse4 .cse5 .cse6) (or .cse3 .cse0 .cse7 .cse8 .cse2 .cse4) (or .cse1 .cse0 .cse7 .cse2 .cse9) (or .cse10 .cse0 .cse2 .cse9 .cse6) (or .cse3 .cse0 .cse8 .cse2 .cse6 .cse4) (or (let ((.cse11 (not (= 1 |old(~a10~0)|))) (.cse12 (not (= 1 |old(~a22~0)|))) (.cse13 (not (= 0 |old(~a11~0)|))) (.cse14 (not (= 1 |old(~a16~0)|))) (.cse15 (not (= 0 |old(~a26~0)|))) (.cse16 (not (= 1 |old(~a1~0)|))) (.cse17 (not (= 0 |old(~a2~0)|))) (.cse18 (not (= 0 |old(~a12~0)|))) (.cse19 (not (= 0 |old(~a25~0)|))) (.cse20 (not (= 0 |old(~a7~0)|)))) (and (or .cse11 .cse12 .cse13 .cse14 .cse2 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21) (or .cse11 (not (= 0 |old(~a27~0)|)) .cse12 .cse13 .cse14 .cse2 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20))) (and (= ~a4~0 1) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a23~0 0) (= ~a1~0 1) (= ~a29~0 1) (= ~a14~0 0) (= ~a19~0 0) (= ~a8~0 0) (= ~a7~0 0) (= ~a10~0 1) (= ~a2~0 0)) (not (= 0 |old(~a6~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (= |calculate_output_#in~input| 0) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 0 |old(~a17~0)|)) .cse0 (not (= 1 |old(~a4~0)|))) (or .cse3 (and .cse22 .cse23 .cse24 .cse25 .cse26 (= 1 ~a27~0) .cse27 .cse28) .cse0 .cse7 .cse2 .cse21) (or .cse3 .cse0 .cse8 .cse2 .cse4 .cse5) (or .cse0 .cse2 .cse9 .cse1 .cse5) (or .cse0 .cse2 .cse10 .cse9 (= |old(~a6~0)| |old(~a22~0)|)) (or .cse3 .cse4 .cse0 .cse7 .cse2 .cse5)))) [2018-12-09 09:42:43,306 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,306 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,306 INFO L448 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-12-09 09:42:43,306 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,307 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,308 INFO L448 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1554) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,309 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-12-09 09:42:43,310 INFO L448 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,311 INFO L448 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,312 INFO L448 ceAbstractionStarter]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,313 INFO L448 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a12~0 0) (= ~a4~0 1) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a26~0 0) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a27~0 1) (= ~a23~0 0) (= ~a22~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a6~0 0) (= ~a14~0 0) (= ~a3~0 1) (= ~a19~0 0) (= ~a18~0 1) (= ~a8~0 0) (= ~a5~0 1) (= ~a7~0 0) (= ~a10~0 1) (= ~a2~0 0)) [2018-12-09 09:42:43,314 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-09 09:42:43,314 INFO L448 ceAbstractionStarter]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2018-12-09 09:42:43,315 INFO L448 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-12-09 09:42:43,315 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 1652 1669) the Hoare annotation is: (or (and (= ~a12~0 0) (= ~a4~0 1) (= ~a16~0 1) (= ~a15~0 1) (= ~a0~0 1) (= ~a26~0 0) (= ~a11~0 0) (= ~a17~0 0) (= ~a20~0 0) (= ~a25~0 0) (= ~a27~0 1) (= ~a23~0 0) (= ~a22~0 1) (= ~a1~0 1) (= ~a29~0 1) (= ~a14~0 0) (= ~a19~0 0) (= ~a8~0 0) (= ~a6~0 |old(~a6~0)|) (= ~a5~0 1) (<= ~a3~0 |old(~a3~0)|) (= ~a7~0 0) (= ~a10~0 1) (= ~a2~0 0) (<= |old(~a3~0)| ~a3~0)) (or (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 1 |old(~a16~0)|)) (not (= 1 ~a18~0)) (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a1~0)|)) (not (= 0 |old(~a2~0)|)) (not (= 0 |old(~a12~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a7~0)|))) (not (= 0 |old(~a6~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 1 |old(~a0~0)|)) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (not (= 1 |old(~a27~0)|)) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 0 |old(~a17~0)|)) (not (= 1 |old(~a5~0)|)) (not (= 1 |old(~a4~0)|))) [2018-12-09 09:42:43,315 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2018-12-09 09:42:43,315 INFO L444 ceAbstractionStarter]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (let ((.cse1 (<= ~a3~0 0)) (.cse4 (= 1 ~a26~0)) (.cse3 (<= ~a27~0 0)) (.cse0 (= ~a5~0 |old(~a5~0)|)) (.cse2 (= 1 ~a6~0)) (.cse5 (not (= ~a12~0 1)))) (or (and (<= 2 ~a3~0) .cse0) (and .cse1 .cse2 .cse0) (and .cse2 .cse0 .cse3) (and .cse1 .cse0 .cse4) (and (and .cse5 (not (= ~a22~0 ~a6~0))) .cse0) (or (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 1 |old(~a16~0)|)) (not (= 1 ~a18~0)) (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a1~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 0 |old(~a17~0)|))) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (and .cse0 (= 1 ~a27~0) .cse4) (not (= 1 |old(~a27~0)|)) (and .cse0 (and .cse5 .cse4)) (not (= 0 |old(~a12~0)|)) (not (= 0 |old(~a6~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 1 |old(~a0~0)|)) (and .cse1 .cse0 .cse3) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 1 |old(~a5~0)|)) (and .cse0 (and .cse1 .cse5)) (not (= 0 |old(~a2~0)|)) (not (= 0 |old(~a7~0)|)) (and .cse0 .cse4 .cse3) (and .cse0 (and .cse2 .cse5)) (not (= 1 |old(~a4~0)|)))) [2018-12-09 09:42:43,315 INFO L448 ceAbstractionStarter]: For program point L1658-3(lines 1652 1669) no Hoare annotation was computed. [2018-12-09 09:42:43,315 INFO L444 ceAbstractionStarter]: At program point L1666(line 1666) the Hoare annotation is: (let ((.cse1 (<= ~a3~0 0)) (.cse4 (= 1 ~a26~0)) (.cse3 (<= ~a27~0 0)) (.cse0 (= ~a5~0 |old(~a5~0)|)) (.cse2 (= 1 ~a6~0)) (.cse5 (not (= ~a12~0 1)))) (or (and (<= 2 ~a3~0) .cse0) (and .cse1 .cse2 .cse0) (and .cse2 .cse0 .cse3) (and .cse1 .cse0 .cse4) (and (and .cse5 (not (= ~a22~0 ~a6~0))) .cse0) (or (not (= 1 |old(~a10~0)|)) (not (= 1 |old(~a22~0)|)) (not (= 0 |old(~a11~0)|)) (not (= 1 |old(~a16~0)|)) (not (= 1 ~a18~0)) (not (= 0 |old(~a26~0)|)) (not (= 1 |old(~a1~0)|)) (not (= 0 |old(~a25~0)|)) (not (= 0 |old(~a20~0)|)) (not (= 0 |old(~a23~0)|)) (not (= 0 |old(~a17~0)|))) (not (= 0 |old(~a19~0)|)) (not (= 1 |old(~a29~0)|)) (and .cse0 (= 1 ~a27~0) .cse4) (not (= 1 |old(~a27~0)|)) (and .cse0 (and .cse5 .cse4)) (not (= 0 |old(~a12~0)|)) (not (= 0 |old(~a6~0)|)) (not (= 1 |old(~a15~0)|)) (not (= 1 |old(~a0~0)|)) (and .cse1 .cse0 .cse3) (not (= 0 |old(~a8~0)|)) (not (= 0 |old(~a14~0)|)) (not (= 1 |old(~a3~0)|)) (not (= 1 |old(~a5~0)|)) (and .cse0 (and .cse1 .cse5)) (not (= 0 |old(~a2~0)|)) (not (= 0 |old(~a7~0)|)) (and .cse0 .cse4 .cse3) (and .cse0 (and .cse2 .cse5)) (not (= 1 |old(~a4~0)|)))) [2018-12-09 09:42:43,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 09:42:43 BoogieIcfgContainer [2018-12-09 09:42:43,323 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 09:42:43,324 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 09:42:43,324 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 09:42:43,324 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 09:42:43,324 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 09:41:53" (3/4) ... [2018-12-09 09:42:43,326 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-09 09:42:43,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-09 09:42:43,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-09 09:42:43,330 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-09 09:42:43,342 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-09 09:42:43,343 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-09 09:42:43,360 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((((2 <= a3 && a5 == \old(a5)) || ((a3 <= 0 && 1 == a6) && a5 == \old(a5))) || ((1 == a6 && a5 == \old(a5)) && a27 <= 0)) || ((a3 <= 0 && a5 == \old(a5)) && 1 == a26)) || ((!(a12 == 1) && !(a22 == a6)) && a5 == \old(a5))) || (((((((((!(1 == \old(a10)) || !(1 == \old(a22))) || !(0 == \old(a11))) || !(1 == \old(a16))) || !(1 == a18)) || !(0 == \old(a26))) || !(1 == \old(a1))) || !(0 == \old(a25))) || !(0 == \old(a20))) || !(0 == \old(a23))) || !(0 == \old(a17))) || !(0 == \old(a19))) || !(1 == \old(a29))) || ((a5 == \old(a5) && 1 == a27) && 1 == a26)) || !(1 == \old(a27))) || (a5 == \old(a5) && !(a12 == 1) && 1 == a26)) || !(0 == \old(a12))) || !(0 == \old(a6))) || !(1 == \old(a15))) || !(1 == \old(a0))) || ((a3 <= 0 && a5 == \old(a5)) && a27 <= 0)) || !(0 == \old(a8))) || !(0 == \old(a14))) || !(1 == \old(a3))) || !(1 == \old(a5))) || (a5 == \old(a5) && a3 <= 0 && !(a12 == 1))) || !(0 == \old(a2))) || !(0 == \old(a7))) || ((a5 == \old(a5) && 1 == a26) && a27 <= 0)) || (a5 == \old(a5) && 1 == a6 && !(a12 == 1))) || !(1 == \old(a4)) [2018-12-09 09:42:43,441 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6750ec00-fe13-4cc5-96f9-301aab0f55a8/bin-2019/utaipan/witness.graphml [2018-12-09 09:42:43,441 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 09:42:43,441 INFO L168 Benchmark]: Toolchain (without parser) took 51455.41 ms. Allocated memory was 1.0 GB in the beginning and 4.3 GB in the end (delta: 3.2 GB). Free memory was 949.5 MB in the beginning and 1.2 GB in the end (delta: -242.6 MB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2018-12-09 09:42:43,442 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:42:43,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 529.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 74.7 MB. Max. memory is 11.5 GB. [2018-12-09 09:42:43,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 09:42:43,442 INFO L168 Benchmark]: Boogie Preprocessor took 53.09 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: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-09 09:42:43,442 INFO L168 Benchmark]: RCFGBuilder took 1045.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 836.0 MB in the end (delta: 246.8 MB). Peak memory consumption was 246.8 MB. Max. memory is 11.5 GB. [2018-12-09 09:42:43,443 INFO L168 Benchmark]: TraceAbstraction took 49681.63 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 836.0 MB in the beginning and 1.2 GB in the end (delta: -356.2 MB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. [2018-12-09 09:42:43,443 INFO L168 Benchmark]: Witness Printer took 117.29 ms. Allocated memory is still 4.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 115.6 kB). Peak memory consumption was 115.6 kB. Max. memory is 11.5 GB. [2018-12-09 09:42:43,444 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 529.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -147.5 MB). Peak memory consumption was 74.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.76 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.09 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: 14.2 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1045.35 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 836.0 MB in the end (delta: 246.8 MB). Peak memory consumption was 246.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 49681.63 ms. Allocated memory was 1.2 GB in the beginning and 4.3 GB in the end (delta: 3.1 GB). Free memory was 836.0 MB in the beginning and 1.2 GB in the end (delta: -356.2 MB). Peak memory consumption was 3.3 GB. Max. memory is 11.5 GB. * Witness Printer took 117.29 ms. Allocated memory is still 4.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 115.6 kB). Peak memory consumption was 115.6 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1554]: 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: 1658]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((2 <= a3 && a5 == \old(a5)) || ((a3 <= 0 && 1 == a6) && a5 == \old(a5))) || ((1 == a6 && a5 == \old(a5)) && a27 <= 0)) || ((a3 <= 0 && a5 == \old(a5)) && 1 == a26)) || ((!(a12 == 1) && !(a22 == a6)) && a5 == \old(a5))) || (((((((((!(1 == \old(a10)) || !(1 == \old(a22))) || !(0 == \old(a11))) || !(1 == \old(a16))) || !(1 == a18)) || !(0 == \old(a26))) || !(1 == \old(a1))) || !(0 == \old(a25))) || !(0 == \old(a20))) || !(0 == \old(a23))) || !(0 == \old(a17))) || !(0 == \old(a19))) || !(1 == \old(a29))) || ((a5 == \old(a5) && 1 == a27) && 1 == a26)) || !(1 == \old(a27))) || (a5 == \old(a5) && !(a12 == 1) && 1 == a26)) || !(0 == \old(a12))) || !(0 == \old(a6))) || !(1 == \old(a15))) || !(1 == \old(a0))) || ((a3 <= 0 && a5 == \old(a5)) && a27 <= 0)) || !(0 == \old(a8))) || !(0 == \old(a14))) || !(1 == \old(a3))) || !(1 == \old(a5))) || (a5 == \old(a5) && a3 <= 0 && !(a12 == 1))) || !(0 == \old(a2))) || !(0 == \old(a7))) || ((a5 == \old(a5) && 1 == a26) && a27 <= 0)) || (a5 == \old(a5) && 1 == a6 && !(a12 == 1))) || !(1 == \old(a4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 311 locations, 1 error locations. SAFE Result, 49.6s OverallTime, 11 OverallIterations, 6 TraceHistogramMax, 34.4s AutomataDifference, 0.0s DeadEndRemovalTime, 6.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2176 SDtfs, 8707 SDslu, 1540 SDs, 0 SdLazy, 18658 SolverSat, 3916 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.3s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 3888 GetRequests, 3737 SyntacticMatches, 12 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 768 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25112occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.3s AbstIntTime, 7 AbstIntIterations, 2 AbstIntStrong, 0.9991896317220438 AbsIntWeakeningRatio, 0.24746450304259635 AbsIntAvgWeakeningVarsNumRemoved, 59.302231237322516 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 2612 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 454 PreInvPairs, 700 NumberOfFragments, 1401 HoareAnnotationTreeSize, 454 FomulaSimplifications, 58895 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 7 FomulaSimplificationsInter, 41879 FormulaSimplificationTreeSizeReductionInter, 4.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 4476 NumberOfCodeBlocks, 4476 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 6066 ConstructedInterpolants, 0 QuantifiedInterpolants, 4407556 SizeOfPredicates, 6 NumberOfNonLiveVariables, 6743 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 21 InterpolantComputations, 7 PerfectInterpolantSequences, 3333/3746 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...