./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label32_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_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label32_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/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 28b1d24b851fc193321d917a51d82cffe4d9ea6e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 05:30:57,225 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 05:30:57,226 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 05:30:57,232 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 05:30:57,232 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 05:30:57,233 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 05:30:57,234 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 05:30:57,235 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 05:30:57,235 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 05:30:57,236 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 05:30:57,236 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 05:30:57,237 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 05:30:57,237 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 05:30:57,238 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 05:30:57,238 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 05:30:57,239 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 05:30:57,239 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 05:30:57,240 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 05:30:57,241 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 05:30:57,242 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 05:30:57,243 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 05:30:57,244 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 05:30:57,245 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 05:30:57,245 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 05:30:57,245 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 05:30:57,246 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 05:30:57,246 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 05:30:57,246 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 05:30:57,247 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 05:30:57,247 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 05:30:57,248 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 05:30:57,248 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 05:30:57,248 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 05:30:57,248 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 05:30:57,249 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 05:30:57,249 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 05:30:57,250 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-12-02 05:30:57,257 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 05:30:57,258 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 05:30:57,258 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 05:30:57,258 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 05:30:57,258 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-02 05:30:57,258 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-02 05:30:57,259 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-02 05:30:57,259 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-02 05:30:57,259 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-02 05:30:57,259 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-02 05:30:57,259 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-02 05:30:57,259 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-02 05:30:57,259 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-02 05:30:57,260 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 05:30:57,260 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 05:30:57,260 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 05:30:57,260 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 05:30:57,260 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 05:30:57,260 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 05:30:57,261 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 05:30:57,261 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 05:30:57,261 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 05:30:57,261 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 05:30:57,261 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 05:30:57,261 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 05:30:57,261 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 05:30:57,261 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 05:30:57,262 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 05:30:57,262 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 05:30:57,262 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 05:30:57,262 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 05:30:57,262 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 05:30:57,262 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-02 05:30:57,262 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 05:30:57,262 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 05:30:57,262 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-02 05:30:57,263 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_b669f93f-95d3-458d-9d69-56867b14622f/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 -> 28b1d24b851fc193321d917a51d82cffe4d9ea6e [2018-12-02 05:30:57,281 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 05:30:57,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 05:30:57,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 05:30:57,293 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 05:30:57,294 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 05:30:57,294 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/../../sv-benchmarks/c/eca-rers2012/Problem03_label32_true-unreach-call.c [2018-12-02 05:30:57,331 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/data/ed65a5cb5/4d9537aa4418471fa327a6364bdfb92b/FLAG2a5403bb5 [2018-12-02 05:30:57,766 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 05:30:57,766 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/sv-benchmarks/c/eca-rers2012/Problem03_label32_true-unreach-call.c [2018-12-02 05:30:57,775 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/data/ed65a5cb5/4d9537aa4418471fa327a6364bdfb92b/FLAG2a5403bb5 [2018-12-02 05:30:58,070 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/data/ed65a5cb5/4d9537aa4418471fa327a6364bdfb92b [2018-12-02 05:30:58,076 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 05:30:58,079 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 05:30:58,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 05:30:58,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 05:30:58,088 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 05:30:58,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:30:58" (1/1) ... [2018-12-02 05:30:58,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6357a878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58, skipping insertion in model container [2018-12-02 05:30:58,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:30:58" (1/1) ... [2018-12-02 05:30:58,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 05:30:58,153 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 05:30:58,444 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:30:58,447 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 05:30:58,628 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 05:30:58,639 INFO L195 MainTranslator]: Completed translation [2018-12-02 05:30:58,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58 WrapperNode [2018-12-02 05:30:58,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 05:30:58,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 05:30:58,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 05:30:58,641 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 05:30:58,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58" (1/1) ... [2018-12-02 05:30:58,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58" (1/1) ... [2018-12-02 05:30:58,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 05:30:58,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 05:30:58,667 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 05:30:58,667 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 05:30:58,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58" (1/1) ... [2018-12-02 05:30:58,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58" (1/1) ... [2018-12-02 05:30:58,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58" (1/1) ... [2018-12-02 05:30:58,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58" (1/1) ... [2018-12-02 05:30:58,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58" (1/1) ... [2018-12-02 05:30:58,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58" (1/1) ... [2018-12-02 05:30:58,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58" (1/1) ... [2018-12-02 05:30:58,721 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 05:30:58,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 05:30:58,722 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 05:30:58,722 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 05:30:58,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 05:30:58,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 05:30:58,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 05:30:58,756 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-12-02 05:30:58,756 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-12-02 05:30:58,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 05:30:58,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 05:30:58,757 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 05:30:58,757 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 05:30:59,869 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 05:30:59,869 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-02 05:30:59,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:30:59 BoogieIcfgContainer [2018-12-02 05:30:59,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 05:30:59,871 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 05:30:59,871 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 05:30:59,874 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 05:30:59,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:30:58" (1/3) ... [2018-12-02 05:30:59,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fa24c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:30:59, skipping insertion in model container [2018-12-02 05:30:59,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:30:58" (2/3) ... [2018-12-02 05:30:59,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fa24c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:30:59, skipping insertion in model container [2018-12-02 05:30:59,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:30:59" (3/3) ... [2018-12-02 05:30:59,877 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label32_true-unreach-call.c [2018-12-02 05:30:59,885 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 05:30:59,893 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 05:30:59,907 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 05:30:59,932 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 05:30:59,933 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 05:30:59,933 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 05:30:59,933 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 05:30:59,933 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 05:30:59,933 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 05:30:59,933 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 05:30:59,933 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 05:30:59,948 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states. [2018-12-02 05:30:59,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2018-12-02 05:30:59,958 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:30:59,959 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:30:59,960 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:30:59,963 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:30:59,964 INFO L82 PathProgramCache]: Analyzing trace with hash -846647824, now seen corresponding path program 1 times [2018-12-02 05:30:59,965 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:30:59,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:30:59,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:30:59,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:30:59,994 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:00,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:31:00,382 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 05:31:00,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 05:31:00,383 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:31:00,387 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 05:31:00,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 05:31:00,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 05:31:00,396 INFO L87 Difference]: Start difference. First operand 311 states. Second operand 3 states. [2018-12-02 05:31:01,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:01,238 INFO L93 Difference]: Finished difference Result 842 states and 1484 transitions. [2018-12-02 05:31:01,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 05:31:01,239 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 195 [2018-12-02 05:31:01,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:01,248 INFO L225 Difference]: With dead ends: 842 [2018-12-02 05:31:01,248 INFO L226 Difference]: Without dead ends: 469 [2018-12-02 05:31:01,251 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 [2018-12-02 05:31:01,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2018-12-02 05:31:01,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 468. [2018-12-02 05:31:01,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2018-12-02 05:31:01,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 718 transitions. [2018-12-02 05:31:01,289 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 718 transitions. Word has length 195 [2018-12-02 05:31:01,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:01,289 INFO L480 AbstractCegarLoop]: Abstraction has 468 states and 718 transitions. [2018-12-02 05:31:01,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 05:31:01,289 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 718 transitions. [2018-12-02 05:31:01,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2018-12-02 05:31:01,292 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:31:01,292 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:31:01,293 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:31:01,293 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:01,293 INFO L82 PathProgramCache]: Analyzing trace with hash 175357299, now seen corresponding path program 1 times [2018-12-02 05:31:01,293 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:31:01,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:01,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:01,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:01,294 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:01,399 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:31:01,400 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 05:31:01,400 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 05:31:01,400 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:31:01,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 05:31:01,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 05:31:01,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-12-02 05:31:01,402 INFO L87 Difference]: Start difference. First operand 468 states and 718 transitions. Second operand 6 states. [2018-12-02 05:31:02,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:02,258 INFO L93 Difference]: Finished difference Result 1409 states and 2231 transitions. [2018-12-02 05:31:02,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-02 05:31:02,259 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 204 [2018-12-02 05:31:02,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:02,263 INFO L225 Difference]: With dead ends: 1409 [2018-12-02 05:31:02,263 INFO L226 Difference]: Without dead ends: 947 [2018-12-02 05:31:02,265 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-12-02 05:31:02,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 947 states. [2018-12-02 05:31:02,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 947 to 910. [2018-12-02 05:31:02,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 910 states. [2018-12-02 05:31:02,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 910 states and 1387 transitions. [2018-12-02 05:31:02,290 INFO L78 Accepts]: Start accepts. Automaton has 910 states and 1387 transitions. Word has length 204 [2018-12-02 05:31:02,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:02,290 INFO L480 AbstractCegarLoop]: Abstraction has 910 states and 1387 transitions. [2018-12-02 05:31:02,290 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 05:31:02,290 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1387 transitions. [2018-12-02 05:31:02,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-12-02 05:31:02,292 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:31:02,293 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:31:02,293 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:31:02,293 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:02,293 INFO L82 PathProgramCache]: Analyzing trace with hash 94250244, now seen corresponding path program 1 times [2018-12-02 05:31:02,293 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:31:02,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:02,294 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:02,294 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:02,294 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:02,404 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:31:02,404 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 05:31:02,404 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 05:31:02,404 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:31:02,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 05:31:02,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 05:31:02,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 05:31:02,405 INFO L87 Difference]: Start difference. First operand 910 states and 1387 transitions. Second operand 3 states. [2018-12-02 05:31:02,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:02,951 INFO L93 Difference]: Finished difference Result 2674 states and 4169 transitions. [2018-12-02 05:31:02,951 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 05:31:02,951 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 207 [2018-12-02 05:31:02,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:02,956 INFO L225 Difference]: With dead ends: 2674 [2018-12-02 05:31:02,956 INFO L226 Difference]: Without dead ends: 1770 [2018-12-02 05:31:02,958 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 [2018-12-02 05:31:02,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1770 states. [2018-12-02 05:31:02,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1770 to 1748. [2018-12-02 05:31:02,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1748 states. [2018-12-02 05:31:02,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1748 states and 2648 transitions. [2018-12-02 05:31:02,989 INFO L78 Accepts]: Start accepts. Automaton has 1748 states and 2648 transitions. Word has length 207 [2018-12-02 05:31:02,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:02,989 INFO L480 AbstractCegarLoop]: Abstraction has 1748 states and 2648 transitions. [2018-12-02 05:31:02,989 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 05:31:02,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 2648 transitions. [2018-12-02 05:31:02,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2018-12-02 05:31:02,993 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:31:02,993 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:31:02,993 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:31:02,994 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:02,994 INFO L82 PathProgramCache]: Analyzing trace with hash 640358255, now seen corresponding path program 1 times [2018-12-02 05:31:02,994 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:31:02,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:02,994 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:02,994 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:02,995 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:03,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:03,111 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:31:03,112 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:03,112 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:31:03,113 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 225 with the following transitions: [2018-12-02 05:31:03,114 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], [905], [913], [921], [929], [937], [945], [953], [961], [969], [977], [985], [993], [1001], [1009], [1017], [1025], [1029], [1031], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 05:31:03,147 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:31:03,147 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:31:03,608 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 05:31:03,609 INFO L272 AbstractInterpreter]: Visited 196 different actions 196 times. Never merged. Never widened. Performed 4225 root evaluator evaluations with a maximum evaluation depth of 3. Performed 4225 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Never found a fixpoint. Largest state had 88 variables. [2018-12-02 05:31:03,619 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:03,619 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 05:31:04,082 INFO L227 lantSequenceWeakener]: Weakened 215 states. On average, predicates are now at 74.01% of their original sizes. [2018-12-02 05:31:04,082 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 05:31:04,184 INFO L418 sIntCurrentIteration]: We unified 223 AI predicates to 223 [2018-12-02 05:31:04,184 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 05:31:04,184 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:31:04,184 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [6] total 17 [2018-12-02 05:31:04,184 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:31:04,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-12-02 05:31:04,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-12-02 05:31:04,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2018-12-02 05:31:04,185 INFO L87 Difference]: Start difference. First operand 1748 states and 2648 transitions. Second operand 13 states. [2018-12-02 05:31:06,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:06,754 INFO L93 Difference]: Finished difference Result 3698 states and 5593 transitions. [2018-12-02 05:31:06,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 05:31:06,754 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 224 [2018-12-02 05:31:06,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:06,759 INFO L225 Difference]: With dead ends: 3698 [2018-12-02 05:31:06,759 INFO L226 Difference]: Without dead ends: 1956 [2018-12-02 05:31:06,761 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 224 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2018-12-02 05:31:06,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1956 states. [2018-12-02 05:31:06,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1956 to 1955. [2018-12-02 05:31:06,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1955 states. [2018-12-02 05:31:06,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1955 states and 2865 transitions. [2018-12-02 05:31:06,792 INFO L78 Accepts]: Start accepts. Automaton has 1955 states and 2865 transitions. Word has length 224 [2018-12-02 05:31:06,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:06,792 INFO L480 AbstractCegarLoop]: Abstraction has 1955 states and 2865 transitions. [2018-12-02 05:31:06,792 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-12-02 05:31:06,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2865 transitions. [2018-12-02 05:31:06,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-12-02 05:31:06,795 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:31:06,795 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:31:06,795 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:31:06,796 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:06,796 INFO L82 PathProgramCache]: Analyzing trace with hash -404497400, now seen corresponding path program 1 times [2018-12-02 05:31:06,796 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:31:06,796 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:06,796 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:06,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:06,797 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:06,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:06,872 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:31:06,872 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:06,872 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:31:06,872 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 234 with the following transitions: [2018-12-02 05:31:06,872 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], [905], [913], [921], [929], [937], [945], [953], [961], [969], [977], [985], [993], [1001], [1009], [1017], [1025], [1029], [1031], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 05:31:06,880 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:31:06,880 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:31:07,425 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:31:07,425 INFO L272 AbstractInterpreter]: Visited 200 different actions 392 times. Merged at 3 different actions 3 times. Never widened. Performed 8824 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8824 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-12-02 05:31:07,427 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:07,428 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:31:07,428 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:07,428 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:31:07,435 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:07,435 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:31:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:07,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:31:07,649 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 05:31:07,650 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:31:07,733 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2018-12-02 05:31:07,749 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:31:07,749 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-12-02 05:31:07,749 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:31:07,750 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 05:31:07,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 05:31:07,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 05:31:07,750 INFO L87 Difference]: Start difference. First operand 1955 states and 2865 transitions. Second operand 3 states. [2018-12-02 05:31:08,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:08,331 INFO L93 Difference]: Finished difference Result 5383 states and 8281 transitions. [2018-12-02 05:31:08,331 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 05:31:08,331 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 233 [2018-12-02 05:31:08,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:08,339 INFO L225 Difference]: With dead ends: 5383 [2018-12-02 05:31:08,339 INFO L226 Difference]: Without dead ends: 3641 [2018-12-02 05:31:08,342 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 471 GetRequests, 464 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 05:31:08,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3641 states. [2018-12-02 05:31:08,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3641 to 3636. [2018-12-02 05:31:08,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3636 states. [2018-12-02 05:31:08,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3636 states to 3636 states and 5283 transitions. [2018-12-02 05:31:08,392 INFO L78 Accepts]: Start accepts. Automaton has 3636 states and 5283 transitions. Word has length 233 [2018-12-02 05:31:08,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:08,392 INFO L480 AbstractCegarLoop]: Abstraction has 3636 states and 5283 transitions. [2018-12-02 05:31:08,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 05:31:08,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3636 states and 5283 transitions. [2018-12-02 05:31:08,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2018-12-02 05:31:08,396 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:31:08,397 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:31:08,397 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:31:08,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:08,397 INFO L82 PathProgramCache]: Analyzing trace with hash -174454027, now seen corresponding path program 1 times [2018-12-02 05:31:08,397 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:31:08,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:08,398 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:08,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:08,398 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:08,474 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 56 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:31:08,474 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:08,474 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:31:08,474 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 241 with the following transitions: [2018-12-02 05:31:08,475 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], [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], [905], [913], [921], [929], [937], [945], [953], [961], [969], [977], [985], [993], [1001], [1009], [1017], [1025], [1029], [1031], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 05:31:08,479 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:31:08,479 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:31:08,963 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:31:08,963 INFO L272 AbstractInterpreter]: Visited 200 different actions 392 times. Merged at 3 different actions 3 times. Never widened. Performed 8826 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8826 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-12-02 05:31:08,964 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:08,965 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:31:08,965 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:08,965 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:31:08,970 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:08,970 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:31:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:09,061 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:31:09,093 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 05:31:09,094 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:31:09,130 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 05:31:09,145 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:31:09,145 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-12-02 05:31:09,145 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:31:09,146 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 05:31:09,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 05:31:09,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 05:31:09,146 INFO L87 Difference]: Start difference. First operand 3636 states and 5283 transitions. Second operand 3 states. [2018-12-02 05:31:09,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:09,782 INFO L93 Difference]: Finished difference Result 10216 states and 15415 transitions. [2018-12-02 05:31:09,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 05:31:09,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 240 [2018-12-02 05:31:09,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:09,811 INFO L225 Difference]: With dead ends: 10216 [2018-12-02 05:31:09,811 INFO L226 Difference]: Without dead ends: 6793 [2018-12-02 05:31:09,818 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 485 GetRequests, 478 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 05:31:09,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6793 states. [2018-12-02 05:31:09,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6793 to 6768. [2018-12-02 05:31:09,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6768 states. [2018-12-02 05:31:09,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6768 states to 6768 states and 10102 transitions. [2018-12-02 05:31:09,912 INFO L78 Accepts]: Start accepts. Automaton has 6768 states and 10102 transitions. Word has length 240 [2018-12-02 05:31:09,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:09,913 INFO L480 AbstractCegarLoop]: Abstraction has 6768 states and 10102 transitions. [2018-12-02 05:31:09,913 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 05:31:09,913 INFO L276 IsEmpty]: Start isEmpty. Operand 6768 states and 10102 transitions. [2018-12-02 05:31:09,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2018-12-02 05:31:09,923 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:31:09,923 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:31:09,924 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:31:09,924 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:09,924 INFO L82 PathProgramCache]: Analyzing trace with hash -457611526, now seen corresponding path program 1 times [2018-12-02 05:31:09,924 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:31:09,924 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:09,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:09,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:09,925 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:10,038 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 75 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:31:10,038 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:10,038 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:31:10,039 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 260 with the following transitions: [2018-12-02 05:31:10,039 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [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], [151], [156], [158], [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], [905], [913], [921], [929], [937], [945], [953], [961], [969], [977], [985], [993], [1001], [1009], [1017], [1025], [1029], [1031], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 05:31:10,043 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:31:10,043 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:31:10,554 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:31:10,554 INFO L272 AbstractInterpreter]: Visited 200 different actions 392 times. Merged at 3 different actions 3 times. Never widened. Performed 8832 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8832 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-12-02 05:31:10,556 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:10,556 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:31:10,556 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:10,556 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:31:10,564 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:10,565 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:31:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:10,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:31:10,716 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 05:31:10,716 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:31:10,778 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 05:31:10,794 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:31:10,794 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-12-02 05:31:10,794 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:31:10,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 05:31:10,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 05:31:10,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 05:31:10,794 INFO L87 Difference]: Start difference. First operand 6768 states and 10102 transitions. Second operand 3 states. [2018-12-02 05:31:11,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:11,365 INFO L93 Difference]: Finished difference Result 18945 states and 29084 transitions. [2018-12-02 05:31:11,366 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 05:31:11,366 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 259 [2018-12-02 05:31:11,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:11,393 INFO L225 Difference]: With dead ends: 18945 [2018-12-02 05:31:11,393 INFO L226 Difference]: Without dead ends: 12390 [2018-12-02 05:31:11,402 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 523 GetRequests, 516 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 05:31:11,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12390 states. [2018-12-02 05:31:11,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12390 to 12387. [2018-12-02 05:31:11,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12387 states. [2018-12-02 05:31:11,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12387 states to 12387 states and 17143 transitions. [2018-12-02 05:31:11,542 INFO L78 Accepts]: Start accepts. Automaton has 12387 states and 17143 transitions. Word has length 259 [2018-12-02 05:31:11,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:11,543 INFO L480 AbstractCegarLoop]: Abstraction has 12387 states and 17143 transitions. [2018-12-02 05:31:11,543 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 05:31:11,543 INFO L276 IsEmpty]: Start isEmpty. Operand 12387 states and 17143 transitions. [2018-12-02 05:31:11,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2018-12-02 05:31:11,559 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:31:11,559 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:31:11,559 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:31:11,560 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:11,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1601607134, now seen corresponding path program 1 times [2018-12-02 05:31:11,560 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:31:11,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:11,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:11,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:11,560 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:11,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:11,772 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 89 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:31:11,772 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:11,772 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:31:11,772 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 296 with the following transitions: [2018-12-02 05:31:11,773 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [13], [17], [21], [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], [425], [429], [433], [436], [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], [905], [913], [921], [929], [937], [945], [953], [961], [969], [977], [985], [993], [1001], [1009], [1017], [1025], [1029], [1031], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 05:31:11,777 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:31:11,777 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:31:12,207 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:31:12,207 INFO L272 AbstractInterpreter]: Visited 199 different actions 391 times. Merged at 4 different actions 4 times. Never widened. Performed 8578 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8578 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-12-02 05:31:12,209 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:12,209 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:31:12,209 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:12,209 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:31:12,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:12,216 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:31:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:12,298 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:31:12,355 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:31:12,355 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:31:12,414 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 05:31:12,438 INFO L312 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:31:12,438 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [7] total 8 [2018-12-02 05:31:12,438 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:31:12,438 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 05:31:12,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 05:31:12,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-12-02 05:31:12,439 INFO L87 Difference]: Start difference. First operand 12387 states and 17143 transitions. Second operand 3 states. [2018-12-02 05:31:13,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:13,047 INFO L93 Difference]: Finished difference Result 30185 states and 43415 transitions. [2018-12-02 05:31:13,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 05:31:13,047 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 295 [2018-12-02 05:31:13,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:13,083 INFO L225 Difference]: With dead ends: 30185 [2018-12-02 05:31:13,083 INFO L226 Difference]: Without dead ends: 18011 [2018-12-02 05:31:13,097 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 599 GetRequests, 589 SyntacticMatches, 4 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-12-02 05:31:13,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18011 states. [2018-12-02 05:31:13,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18011 to 18008. [2018-12-02 05:31:13,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18008 states. [2018-12-02 05:31:13,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18008 states to 18008 states and 25747 transitions. [2018-12-02 05:31:13,288 INFO L78 Accepts]: Start accepts. Automaton has 18008 states and 25747 transitions. Word has length 295 [2018-12-02 05:31:13,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:13,288 INFO L480 AbstractCegarLoop]: Abstraction has 18008 states and 25747 transitions. [2018-12-02 05:31:13,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 05:31:13,289 INFO L276 IsEmpty]: Start isEmpty. Operand 18008 states and 25747 transitions. [2018-12-02 05:31:13,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2018-12-02 05:31:13,312 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:31:13,312 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:31:13,312 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:31:13,313 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:13,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1154212350, now seen corresponding path program 1 times [2018-12-02 05:31:13,313 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:31:13,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:13,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:13,313 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:13,313 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:13,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:13,569 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 154 proven. 53 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-12-02 05:31:13,569 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:13,569 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:31:13,570 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 349 with the following transitions: [2018-12-02 05:31:13,570 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], [174], [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], [905], [913], [921], [929], [937], [945], [953], [961], [969], [977], [985], [993], [1001], [1009], [1017], [1025], [1029], [1031], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 05:31:13,573 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:31:13,573 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:31:13,954 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-12-02 05:31:13,954 INFO L272 AbstractInterpreter]: Visited 200 different actions 394 times. Merged at 4 different actions 4 times. Never widened. Performed 8466 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8466 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-12-02 05:31:13,956 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:13,956 INFO L401 sIntCurrentIteration]: Generating AbsInt predicates [2018-12-02 05:31:14,462 INFO L227 lantSequenceWeakener]: Weakened 345 states. On average, predicates are now at 73% of their original sizes. [2018-12-02 05:31:14,462 INFO L416 sIntCurrentIteration]: Unifying AI predicates [2018-12-02 05:31:14,644 INFO L418 sIntCurrentIteration]: We unified 347 AI predicates to 347 [2018-12-02 05:31:14,644 INFO L427 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-12-02 05:31:14,644 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 05:31:14,644 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [21] imperfect sequences [9] total 28 [2018-12-02 05:31:14,644 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-02 05:31:14,645 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-12-02 05:31:14,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-12-02 05:31:14,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=336, Unknown=0, NotChecked=0, Total=420 [2018-12-02 05:31:14,645 INFO L87 Difference]: Start difference. First operand 18008 states and 25747 transitions. Second operand 21 states. [2018-12-02 05:31:29,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:29,137 INFO L93 Difference]: Finished difference Result 36015 states and 51573 transitions. [2018-12-02 05:31:29,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-12-02 05:31:29,137 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 348 [2018-12-02 05:31:29,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:29,169 INFO L225 Difference]: With dead ends: 36015 [2018-12-02 05:31:29,169 INFO L226 Difference]: Without dead ends: 18220 [2018-12-02 05:31:29,185 INFO L631 BasicCegarLoop]: 2 DeclaredPredicates, 356 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=190, Invalid=680, Unknown=0, NotChecked=0, Total=870 [2018-12-02 05:31:29,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18220 states. [2018-12-02 05:31:29,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18220 to 18218. [2018-12-02 05:31:29,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18218 states. [2018-12-02 05:31:29,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18218 states to 18218 states and 25967 transitions. [2018-12-02 05:31:29,368 INFO L78 Accepts]: Start accepts. Automaton has 18218 states and 25967 transitions. Word has length 348 [2018-12-02 05:31:29,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:29,368 INFO L480 AbstractCegarLoop]: Abstraction has 18218 states and 25967 transitions. [2018-12-02 05:31:29,368 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-12-02 05:31:29,369 INFO L276 IsEmpty]: Start isEmpty. Operand 18218 states and 25967 transitions. [2018-12-02 05:31:29,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2018-12-02 05:31:29,387 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 05:31:29,387 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 05:31:29,387 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 05:31:29,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:29,388 INFO L82 PathProgramCache]: Analyzing trace with hash -1003333834, now seen corresponding path program 1 times [2018-12-02 05:31:29,388 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-02 05:31:29,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:29,388 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:29,388 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 05:31:29,388 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-02 05:31:29,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:29,546 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 177 proven. 45 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-02 05:31:29,546 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:29,546 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-12-02 05:31:29,546 INFO L203 CegarAbsIntRunner]: Running AI on error trace of length 359 with the following transitions: [2018-12-02 05:31:29,547 INFO L205 CegarAbsIntRunner]: [0], [1], [2], [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], [174], [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], [905], [913], [921], [929], [937], [945], [953], [961], [969], [977], [985], [993], [1001], [1009], [1017], [1025], [1029], [1031], [1157], [1161], [1170], [1174], [1176], [1181], [1182], [1183], [1185], [1186] [2018-12-02 05:31:29,550 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-12-02 05:31:29,550 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-02 05:31:29,979 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-02 05:31:29,979 INFO L272 AbstractInterpreter]: Visited 201 different actions 394 times. Merged at 3 different actions 3 times. Never widened. Performed 8871 root evaluator evaluations with a maximum evaluation depth of 3. Performed 8871 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 1 fixpoints after 1 different actions. Largest state had 88 variables. [2018-12-02 05:31:29,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 05:31:29,982 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-12-02 05:31:29,982 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 05:31:29,982 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 05:31:29,987 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 05:31:29,987 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-12-02 05:31:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 05:31:30,093 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 05:31:30,158 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 221 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 05:31:30,159 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-12-02 05:31:30,333 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 221 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2018-12-02 05:31:30,349 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-12-02 05:31:30,349 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 10 [2018-12-02 05:31:30,350 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-12-02 05:31:30,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 05:31:30,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 05:31:30,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-12-02 05:31:30,350 INFO L87 Difference]: Start difference. First operand 18218 states and 25967 transitions. Second operand 9 states. [2018-12-02 05:31:31,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 05:31:31,815 INFO L93 Difference]: Finished difference Result 48962 states and 75079 transitions. [2018-12-02 05:31:31,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-02 05:31:31,816 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 358 [2018-12-02 05:31:31,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 05:31:31,816 INFO L225 Difference]: With dead ends: 48962 [2018-12-02 05:31:31,816 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 05:31:31,864 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 735 GetRequests, 720 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=89, Invalid=183, Unknown=0, NotChecked=0, Total=272 [2018-12-02 05:31:31,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 05:31:31,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 05:31:31,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 05:31:31,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 05:31:31,865 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 358 [2018-12-02 05:31:31,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 05:31:31,865 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 05:31:31,866 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 05:31:31,866 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 05:31:31,866 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 05:31:31,869 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 05:31:32,133 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 28 [2018-12-02 05:31:32,479 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 128 [2018-12-02 05:31:33,515 WARN L180 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 462 DAG size of output: 176 [2018-12-02 05:31:33,661 WARN L180 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2018-12-02 05:31:33,808 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 102 [2018-12-02 05:31:33,809 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= |old(~a0~0)| ~a0~0) (= ~a5~0 |old(~a5~0)|)) [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-12-02 05:31:33,810 INFO L448 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,811 INFO L448 ceAbstractionStarter]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,812 INFO L448 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,813 INFO L448 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-12-02 05:31:33,814 INFO L448 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-12-02 05:31:33,815 INFO L448 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,816 INFO L448 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,816 INFO L448 ceAbstractionStarter]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,816 INFO L448 ceAbstractionStarter]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,816 INFO L448 ceAbstractionStarter]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,817 INFO L448 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-12-02 05:31:33,818 INFO L448 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-12-02 05:31:33,818 INFO L448 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,818 INFO L444 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse14 (not (= 1 |old(~a27~0)|)))) (let ((.cse0 (< 0 |old(~a6~0)|)) (.cse5 (let ((.cse45 (not (= 1 |old(~a10~0)|))) (.cse46 (not (= 1 |old(~a22~0)|))) (.cse47 (not (= 0 |old(~a11~0)|))) (.cse48 (not (= 1 |old(~a16~0)|))) (.cse49 (not (= 1 ~a18~0))) (.cse50 (not (= 0 |old(~a26~0)|))) (.cse51 (not (= 1 |old(~a1~0)|))) (.cse52 (not (= 0 |old(~a2~0)|))) (.cse53 (not (= 0 |old(~a12~0)|))) (.cse54 (not (= 0 |old(~a25~0)|))) (.cse55 (not (= 0 |old(~a7~0)|)))) (and (or .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52 .cse53 .cse54 .cse55 .cse14) (or .cse45 (not (= 0 |old(~a27~0)|)) .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52 .cse53 .cse54 .cse55)))) (.cse6 (not (= 0 |old(~a6~0)|))) (.cse7 (not (= 1 |old(~a15~0)|))) (.cse35 (= ~a19~0 0)) (.cse20 (= ~a4~0 1)) (.cse36 (= ~a8~0 0)) (.cse21 (= ~a16~0 1)) (.cse22 (= ~a15~0 1)) (.cse23 (= ~a26~0 0)) (.cse24 (= ~a11~0 0)) (.cse25 (= ~a17~0 0)) (.cse26 (= ~a20~0 0)) (.cse27 (= ~a25~0 0)) (.cse28 (= ~a23~0 0)) (.cse29 (= ~a22~0 1)) (.cse30 (= ~a1~0 1)) (.cse31 (= ~a29~0 1)) (.cse32 (= ~a6~0 0)) (.cse33 (= ~a14~0 0)) (.cse34 (= ~a3~0 1)) (.cse37 (= ~a7~0 0)) (.cse38 (= ~a10~0 1)) (.cse39 (= ~a2~0 0)) (.cse8 (not (= 0 |old(~a20~0)|))) (.cse9 (not (= 0 |old(~a23~0)|))) (.cse10 (not (= 1 |old(~a0~0)|))) (.cse11 (not (= 0 |old(~a19~0)|))) (.cse12 (not (= 1 |old(~a29~0)|))) (.cse13 (= |calculate_output_#in~input| 0)) (.cse15 (not (= 0 |old(~a8~0)|))) (.cse16 (not (= 0 |old(~a14~0)|))) (.cse17 (not (= 1 |old(~a3~0)|))) (.cse18 (not (= 0 |old(~a17~0)|))) (.cse19 (not (= 1 |old(~a4~0)|))) (.cse42 (< |old(~a3~0)| 2)) (.cse43 (= 1 |old(~a11~0)|)) (.cse41 (<= ~a27~0 0)) (.cse40 (< 0 |old(~a27~0)|)) (.cse4 (not (= 1 |old(~a5~0)|))) (.cse44 (not (= 1 |old(~a26~0)|))) (.cse1 (= ~a12~0 |old(~a12~0)|)) (.cse2 (= |old(~a0~0)| ~a0~0)) (.cse3 (= ~a5~0 |old(~a5~0)|))) (and (or .cse0 (and .cse1 .cse2 (<= ~a6~0 0) .cse3) .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse4 .cse19 (and .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 (= ~a27~0 1) .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39)) (or .cse4 (and .cse1 (<= ~a3~0 0) .cse2 .cse3) (< 0 |old(~a3~0)|)) (or (not (= 1 |old(~a12~0)|)) .cse4 .cse40 (and .cse2 .cse3 (= 1 ~a12~0) .cse41)) (or .cse0 .cse4 .cse40 .cse42 .cse41) (or .cse5 .cse6 .cse7 (and (and .cse35 .cse20 .cse36 .cse21 .cse22 .cse23 .cse24 (= ~a27~0 0) .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34) .cse37 .cse38 .cse39) .cse8 .cse9 .cse10 .cse11 .cse12 .cse40 .cse13 .cse15 .cse16 .cse17 .cse18 .cse4 .cse19) (or .cse43 .cse4 (and .cse1 .cse2 .cse3 (not (= ~a11~0 1)))) (or .cse4 .cse42 (and .cse1 .cse2 (<= 2 ~a3~0) .cse3)) (or .cse41 .cse43 .cse4 .cse40) (or .cse41 .cse4 .cse44 .cse40) (or .cse4 .cse44 (and .cse1 .cse2 .cse3 (= 1 ~a26~0)))))) [2018-12-02 05:31:33,818 INFO L448 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,818 INFO L448 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,818 INFO L448 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-12-02 05:31:33,818 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,819 INFO L448 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,820 INFO L448 ceAbstractionStarter]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1602) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,821 INFO L448 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,822 INFO L448 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,823 INFO L448 ceAbstractionStarter]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,824 INFO L448 ceAbstractionStarter]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,825 INFO L448 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,826 INFO L448 ceAbstractionStarter]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 05:31:33,827 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)) [2018-12-02 05:31:33,827 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2018-12-02 05:31:33,827 INFO L448 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-12-02 05:31:33,828 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) (= ~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) (= |old(~a0~0)| ~a0~0) (= ~a8~0 0) (= ~a5~0 1) (= ~a7~0 0) (= ~a10~0 1) (= ~a2~0 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)|))) [2018-12-02 05:31:33,828 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2018-12-02 05:31:33,828 INFO L444 ceAbstractionStarter]: At program point L1658-2(lines 1658 1668) the Hoare annotation is: (let ((.cse0 (= ~a5~0 |old(~a5~0)|))) (or (and (<= 2 ~a3~0) .cse0) (and .cse0 (= 1 ~a26~0)) (and .cse0 (not (= ~a11~0 1))) (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)|)) (and (<= ~a6~0 0) .cse0) (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)|)) (and .cse0 (= 1 ~a12~0) (<= ~a27~0 0)) (not (= 1 |old(~a27~0)|)) (not (= 0 |old(~a8~0)|)) (and (<= ~a3~0 0) .cse0) (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)|)))) [2018-12-02 05:31:33,828 INFO L448 ceAbstractionStarter]: For program point L1658-3(lines 1652 1669) no Hoare annotation was computed. [2018-12-02 05:31:33,828 INFO L444 ceAbstractionStarter]: At program point L1666(line 1666) the Hoare annotation is: (let ((.cse0 (= ~a5~0 |old(~a5~0)|))) (or (and (<= 2 ~a3~0) .cse0) (and .cse0 (= 1 ~a26~0)) (and .cse0 (not (= ~a11~0 1))) (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)|)) (and (<= ~a6~0 0) .cse0) (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)|)) (and .cse0 (= 1 ~a12~0) (<= ~a27~0 0)) (not (= 1 |old(~a27~0)|)) (not (= 0 |old(~a8~0)|)) (and (<= ~a3~0 0) .cse0) (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)|)))) [2018-12-02 05:31:33,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:31:33 BoogieIcfgContainer [2018-12-02 05:31:33,839 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 05:31:33,839 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 05:31:33,839 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 05:31:33,839 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 05:31:33,840 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:30:59" (3/4) ... [2018-12-02 05:31:33,842 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 05:31:33,847 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 05:31:33,848 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure calculate_output [2018-12-02 05:31:33,848 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 05:31:33,865 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-12-02 05:31:33,866 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-12-02 05:31:33,883 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((2 <= a3 && a5 == \old(a5)) || (a5 == \old(a5) && 1 == a26)) || (a5 == \old(a5) && !(a11 == 1))) || (((((((((!(1 == \old(a10)) || !(1 == \old(a22))) || !(0 == \old(a11))) || !(1 == \old(a16))) || !(1 == a18)) || !(0 == \old(a26))) || !(1 == \old(a1))) || !(0 == \old(a2))) || !(0 == \old(a12))) || !(0 == \old(a25))) || !(0 == \old(a7))) || !(0 == \old(a6))) || (a6 <= 0 && a5 == \old(a5))) || !(1 == \old(a15))) || !(0 == \old(a20))) || !(0 == \old(a23))) || !(1 == \old(a0))) || !(0 == \old(a19))) || !(1 == \old(a29))) || ((a5 == \old(a5) && 1 == a12) && a27 <= 0)) || !(1 == \old(a27))) || !(0 == \old(a8))) || (a3 <= 0 && a5 == \old(a5))) || !(0 == \old(a14))) || !(1 == \old(a3))) || !(0 == \old(a17))) || !(1 == \old(a5))) || !(1 == \old(a4)) [2018-12-02 05:31:33,968 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_b669f93f-95d3-458d-9d69-56867b14622f/bin-2019/utaipan/witness.graphml [2018-12-02 05:31:33,968 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 05:31:33,969 INFO L168 Benchmark]: Toolchain (without parser) took 35892.30 ms. Allocated memory was 1.0 GB in the beginning and 3.6 GB in the end (delta: 2.5 GB). Free memory was 947.0 MB in the beginning and 1.4 GB in the end (delta: -487.3 MB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2018-12-02 05:31:33,969 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 05:31:33,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 559.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -184.0 MB). Peak memory consumption was 81.6 MB. Max. memory is 11.5 GB. [2018-12-02 05:31:33,970 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.57 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-02 05:31:33,970 INFO L168 Benchmark]: Boogie Preprocessor took 54.32 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2018-12-02 05:31:33,970 INFO L168 Benchmark]: RCFGBuilder took 1148.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 871.9 MB in the end (delta: 245.9 MB). Peak memory consumption was 245.9 MB. Max. memory is 11.5 GB. [2018-12-02 05:31:33,971 INFO L168 Benchmark]: TraceAbstraction took 33967.95 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 871.9 MB in the beginning and 1.5 GB in the end (delta: -612.0 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. [2018-12-02 05:31:33,971 INFO L168 Benchmark]: Witness Printer took 129.32 ms. Allocated memory is still 3.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 49.6 MB). Peak memory consumption was 49.6 MB. Max. memory is 11.5 GB. [2018-12-02 05:31:33,972 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 559.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -184.0 MB). Peak memory consumption was 81.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.57 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 54.32 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1148.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 871.9 MB in the end (delta: 245.9 MB). Peak memory consumption was 245.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 33967.95 ms. Allocated memory was 1.2 GB in the beginning and 3.6 GB in the end (delta: 2.4 GB). Free memory was 871.9 MB in the beginning and 1.5 GB in the end (delta: -612.0 MB). Peak memory consumption was 1.7 GB. Max. memory is 11.5 GB. * Witness Printer took 129.32 ms. Allocated memory is still 3.6 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 49.6 MB). Peak memory consumption was 49.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1602]: 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)) || (a5 == \old(a5) && 1 == a26)) || (a5 == \old(a5) && !(a11 == 1))) || (((((((((!(1 == \old(a10)) || !(1 == \old(a22))) || !(0 == \old(a11))) || !(1 == \old(a16))) || !(1 == a18)) || !(0 == \old(a26))) || !(1 == \old(a1))) || !(0 == \old(a2))) || !(0 == \old(a12))) || !(0 == \old(a25))) || !(0 == \old(a7))) || !(0 == \old(a6))) || (a6 <= 0 && a5 == \old(a5))) || !(1 == \old(a15))) || !(0 == \old(a20))) || !(0 == \old(a23))) || !(1 == \old(a0))) || !(0 == \old(a19))) || !(1 == \old(a29))) || ((a5 == \old(a5) && 1 == a12) && a27 <= 0)) || !(1 == \old(a27))) || !(0 == \old(a8))) || (a3 <= 0 && a5 == \old(a5))) || !(0 == \old(a14))) || !(1 == \old(a3))) || !(0 == \old(a17))) || !(1 == \old(a5))) || !(1 == \old(a4)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 311 locations, 1 error locations. SAFE Result, 33.9s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 23.4s AutomataDifference, 0.0s DeadEndRemovalTime, 1.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 2390 SDtfs, 5945 SDslu, 861 SDs, 0 SdLazy, 9735 SolverSat, 1562 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.7s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 3412 GetRequests, 3314 SyntacticMatches, 13 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18218occurred in iteration=9, 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, 0.9991128182909965 AbsIntWeakeningRatio, 0.22982456140350876 AbsIntAvgWeakeningVarsNumRemoved, 60.10877192982456 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 99 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 562 PreInvPairs, 1078 NumberOfFragments, 1193 HoareAnnotationTreeSize, 562 FomulaSimplifications, 19360 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 7461 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 3948 NumberOfCodeBlocks, 3948 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 5313 ConstructedInterpolants, 0 QuantifiedInterpolants, 3724528 SizeOfPredicates, 8 NumberOfNonLiveVariables, 5474 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 20 InterpolantComputations, 11 PerfectInterpolantSequences, 1709/1827 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...